Filer Snapshot

Cytek Biosciences, Inc.

CIK 0001831915. SEC filing timeline plus parsed ownership intelligence from 13F, 13D/G, and Forms 3/4/5 where available.

Entity Type

Company

Total Filings

422

Latest Filing

28 Apr 2026

Industry

n/a

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Go to latest filings table
Source: SEC filing ARS

ARS filed on 28 Apr 2026 for CIK 0001831915.

View Source Filing
Symbol
CTKB on Nasdaq
Business address
47215 Lakeview Boulevard, Fremont, CA, 94538
State of incorporation
DE
Fiscal year end
31 December

Filer intelligence

What SEC filings say about Cytek Biosciences, Inc.

A compact read of parsed XML filings. 13F, 13D/G, and Forms 3/4/5 are shown separately because they answer different ownership questions.

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SEC source mix

Counts show available parsed rows, not one combined ownership total.

No XML rows yet
13F portfolio No rows yet

Quarterly institutional portfolio holdings.

13D/G stakes No rows yet

Beneficial ownership and large-stake disclosures.

Forms 3/4/5 No rows yet

Officer, director, and 10% owner holdings or transactions.

No parsed ownership summary yet

We still show the SEC filing timeline below. The intelligence summary will populate when parsed 13F, 13D/G, or Forms 3/4/5 data exists for this CIK.

Filer Overview

Cytek Biosciences, Inc. has filed 422 SEC EDGAR filings since 10 Nov 2020. Common forms include ARS, DEFA14A, DEF 14A, SCHEDULE 13G and more.

Cytek Biosciences, Inc. SEC filings 23285D109 holder history

Latest Filings

Recent SEC filings for Cytek Biosciences, Inc. with direct links to document and filing folders.

ARS File 001-40632

ARS

Filing date
28 Apr 2026
Reporting date
31 Dec 2025
SEC evidence
Open document Open filing
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DEFA14A File 001-40632

DEFA14A

Filing date
28 Apr 2026
Reporting date
Not listed
SEC evidence
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DEF 14A File 001-40632

DEF 14A

Filing date
28 Apr 2026
Reporting date
10 Jun 2026
Next action
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SCHEDULE 13G File 005-92754

SCHEDULE 13G filing

Filing date
09 Apr 2026
Reporting date
Not listed
SEC evidence
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SCHEDULE 13G/A File 005-92754

SCHEDULE 13G/A filing

Filing date
26 Mar 2026
Reporting date
Not listed
SEC evidence
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4

4 filing

Filing date
13 Mar 2026
Reporting date
13 Mar 2026
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4

4 filing

Filing date
12 Mar 2026
Reporting date
10 Mar 2026
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4 filing

Filing date
12 Mar 2026
Reporting date
10 Mar 2026
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Filing date
12 Mar 2026
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10 Mar 2026
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12 Mar 2026
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10 Mar 2026
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Filing date
12 Mar 2026
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10 Mar 2026
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Filing date
12 Mar 2026
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10 Mar 2026
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4 filing

Filing date
12 Mar 2026
Reporting date
10 Mar 2026
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4 filing

Filing date
20 Feb 2026
Reporting date
18 Feb 2026
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20 Feb 2026
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18 Feb 2026
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20 Feb 2026
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18 Feb 2026
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4 filing

Filing date
20 Nov 2025
Reporting date
18 Nov 2025
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4 filing

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20 Nov 2025
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18 Nov 2025
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20 Nov 2025
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18 Nov 2025
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20 Nov 2025
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18 Nov 2025
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20 Nov 2025
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18 Nov 2025
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4 filing

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20 Nov 2025
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18 Nov 2025
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4

4 filing

Filing date
20 Nov 2025
Reporting date
18 Nov 2025
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SCHEDULE 13G File 005-92754

SCHEDULE 13G filing

Filing date
17 Nov 2025
Reporting date
Not listed
SEC evidence
Open document Open filing
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SCHEDULE 13G/A File 005-92754

SCHEDULE 13G/A filing

Filing date
12 Nov 2025
Reporting date
Not listed
SEC evidence
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4

4 filing

Filing date
20 Aug 2025
Reporting date
18 Aug 2025
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4 filing

Filing date
20 Aug 2025
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18 Aug 2025
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4 filing

Filing date
20 Aug 2025
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18 Aug 2025
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4 filing

Filing date
20 Aug 2025
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18 Aug 2025
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20 Aug 2025
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18 Aug 2025
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4 filing

Filing date
20 Aug 2025
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18 Aug 2025
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4 filing

Filing date
20 Aug 2025
Reporting date
18 Aug 2025
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SCHEDULE 13G/A File 005-92754

SCHEDULE 13G/A filing

Filing date
29 Jul 2025
Reporting date
Not listed
SEC evidence
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SCHEDULE 13G/A File 005-92754

SCHEDULE 13G/A filing

Filing date
18 Jul 2025
Reporting date
Not listed
SEC evidence
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4

4 filing

Filing date
20 Jun 2025
Reporting date
18 Jun 2025
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3

3 filing

Filing date
20 Jun 2025
Reporting date
18 Jun 2025
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4

4 filing

Filing date
20 Jun 2025
Reporting date
18 Jun 2025
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4

4 filing

Filing date
20 Jun 2025
Reporting date
18 Jun 2025
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4

4 filing

Filing date
20 Jun 2025
Reporting date
18 Jun 2025
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4

4 filing

Filing date
20 Jun 2025
Reporting date
18 Jun 2025
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4

4 filing

Filing date
09 Jun 2025
Reporting date
05 Jun 2025
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4

4 filing

Filing date
09 Jun 2025
Reporting date
05 Jun 2025
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4

4 filing

Filing date
09 Jun 2025
Reporting date
05 Jun 2025
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4

4 filing

Filing date
09 Jun 2025
Reporting date
05 Jun 2025
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4

4 filing

Filing date
03 Jun 2025
Reporting date
02 Jun 2025
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SD File 001-40632

SD

Filing date
30 May 2025
Reporting date
Not listed
SEC evidence
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4

4 filing

Filing date
21 May 2025
Reporting date
19 May 2025
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4

4 filing

Filing date
21 May 2025
Reporting date
19 May 2025
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4

4 filing

Filing date
21 May 2025
Reporting date
19 May 2025
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4

4 filing

Filing date
21 May 2025
Reporting date
19 May 2025
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4

4 filing

Filing date
21 May 2025
Reporting date
19 May 2025
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4

4 filing

Filing date
21 May 2025
Reporting date
19 May 2025
SEC evidence
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SCHEDULE 13G/A File 005-92754

SCHEDULE 13G/A filing

Filing date
15 May 2025
Reporting date
Not listed
SEC evidence
Open document Open filing
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SCHEDULE 13G/A File 005-92754

SCHEDULE 13G/A filing

Filing date
30 Apr 2025
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
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ARS File 001-40632

ARS

Filing date
28 Apr 2025
Reporting date
31 Dec 2024
SEC evidence
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DEFA14A File 001-40632

DEFA14A

Filing date
28 Apr 2025
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
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DEF 14A File 001-40632

DEF 14A

Filing date
28 Apr 2025
Reporting date
18 Jun 2025
Next action
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4

4 filing

Filing date
12 Mar 2025
Reporting date
10 Mar 2025
SEC evidence
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4

4 filing

Filing date
12 Mar 2025
Reporting date
10 Mar 2025
SEC evidence
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4

4 filing

Filing date
12 Mar 2025
Reporting date
10 Mar 2025
SEC evidence
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4

4 filing

Filing date
12 Mar 2025
Reporting date
10 Mar 2025
SEC evidence
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4

4 filing

Filing date
12 Mar 2025
Reporting date
10 Mar 2025
SEC evidence
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4

4 filing

Filing date
06 Mar 2025
Reporting date
04 Mar 2025
SEC evidence
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4

4 filing

Filing date
06 Mar 2025
Reporting date
04 Mar 2025
SEC evidence
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4

4 filing

Filing date
06 Mar 2025
Reporting date
04 Mar 2025
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4

4 filing

Filing date
06 Mar 2025
Reporting date
04 Mar 2025
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4

4 filing

Filing date
06 Mar 2025
Reporting date
04 Mar 2025
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4

4 filing

Filing date
20 Feb 2025
Reporting date
18 Feb 2025
SEC evidence
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4

4 filing

Filing date
20 Feb 2025
Reporting date
18 Feb 2025
SEC evidence
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4

4 filing

Filing date
20 Feb 2025
Reporting date
18 Feb 2025
SEC evidence
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SCHEDULE 13G/A File 005-92754

SCHEDULE 13G/A filing

Filing date
14 Feb 2025
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
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SCHEDULE 13G/A File 005-92754

SCHEDULE 13G/A filing

Filing date
05 Feb 2025
Reporting date
Not listed
SEC evidence
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4

4 filing

Filing date
20 Nov 2024
Reporting date
18 Nov 2024
SEC evidence
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4

4 filing

Filing date
20 Nov 2024
Reporting date
18 Nov 2024
SEC evidence
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4

4 filing

Filing date
20 Nov 2024
Reporting date
18 Nov 2024
SEC evidence
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4

4 filing

Filing date
20 Nov 2024
Reporting date
18 Nov 2024
SEC evidence
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4

4 filing

Filing date
20 Nov 2024
Reporting date
18 Nov 2024
SEC evidence
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4

4 filing

Filing date
20 Nov 2024
Reporting date
18 Nov 2024
SEC evidence
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SC 13G File 005-92754

CYTEK BIOSCIENCES, INC.

Filing date
14 Nov 2024
Reporting date
Not listed
SEC evidence
Open document Open filing
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SC 13G/A File 005-92754

SC 13G/A filing

Filing date
14 Nov 2024
Reporting date
Not listed
SEC evidence
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4

4 filing

Filing date
16 Sep 2024
Reporting date
14 Sep 2024
SEC evidence
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4

4 filing

Filing date
21 Aug 2024
Reporting date
19 Aug 2024
SEC evidence
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4

4 filing

Filing date
21 Aug 2024
Reporting date
19 Aug 2024
SEC evidence
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4

4 filing

Filing date
21 Aug 2024
Reporting date
19 Aug 2024
SEC evidence
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4

4 filing

Filing date
21 Aug 2024
Reporting date
19 Aug 2024
SEC evidence
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4

4 filing

Filing date
21 Aug 2024
Reporting date
19 Aug 2024
SEC evidence
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4

4 filing

Filing date
21 Aug 2024
Reporting date
19 Aug 2024
SEC evidence
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4

4 filing

Filing date
21 Aug 2024
Reporting date
19 Aug 2024
SEC evidence
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4

4 filing

Filing date
07 Jun 2024
Reporting date
05 Jun 2024
SEC evidence
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3

3 filing

Filing date
07 Jun 2024
Reporting date
05 Jun 2024
SEC evidence
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4

4 filing

Filing date
07 Jun 2024
Reporting date
05 Jun 2024
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4

4 filing

Filing date
07 Jun 2024
Reporting date
05 Jun 2024
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4

4 filing

Filing date
07 Jun 2024
Reporting date
05 Jun 2024
SEC evidence
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4

4 filing

Filing date
07 Jun 2024
Reporting date
05 Jun 2024
SEC evidence
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SD File 001-40632

SD

Filing date
31 May 2024
Reporting date
Not listed
SEC evidence
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4

4 filing

Filing date
22 May 2024
Reporting date
20 May 2024
SEC evidence
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4

4 filing

Filing date
22 May 2024
Reporting date
20 May 2024
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4

4 filing

Filing date
22 May 2024
Reporting date
20 May 2024
SEC evidence
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4

4 filing

Filing date
22 May 2024
Reporting date
20 May 2024
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4

4 filing

Filing date
22 May 2024
Reporting date
20 May 2024
SEC evidence
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4

4 filing

Filing date
22 May 2024
Reporting date
20 May 2024
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4

4 filing

Filing date
15 May 2024
Reporting date
13 May 2024
SEC evidence
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ARS File 001-40632

ARS

Filing date
25 Apr 2024
Reporting date
31 Dec 2023
SEC evidence
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DEFA14A File 001-40632

DEFA14A

Filing date
25 Apr 2024
Reporting date
Not listed
SEC evidence
Open document Open filing
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DEF 14A File 001-40632

DEF 14A

Filing date
25 Apr 2024
Reporting date
05 Jun 2024
Next action
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4

4 filing

Filing date
23 Apr 2024
Reporting date
19 Apr 2024
SEC evidence
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4

4 filing

Filing date
11 Apr 2024
Reporting date
09 Apr 2024
SEC evidence
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144 File 001-40632

144 filing

Filing date
09 Apr 2024
Reporting date
Not listed
SEC evidence
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4

4 filing

Filing date
21 Mar 2024
Reporting date
20 Mar 2024
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3

3 filing

Filing date
20 Mar 2024
Reporting date
18 Mar 2024
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4

4 filing

Filing date
19 Mar 2024
Reporting date
18 Mar 2024
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144 File 001-40632

144 filing

Filing date
18 Mar 2024
Reporting date
Not listed
SEC evidence
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S-8 File 333-277936

S-8

Filing date
14 Mar 2024
Reporting date
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SEC evidence
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4

4 filing

Filing date
13 Mar 2024
Reporting date
11 Mar 2024
SEC evidence
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4

4 filing

Filing date
13 Mar 2024
Reporting date
11 Mar 2024
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4

4 filing

Filing date
13 Mar 2024
Reporting date
11 Mar 2024
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4

4 filing

Filing date
13 Mar 2024
Reporting date
11 Mar 2024
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4

4 filing

Filing date
13 Mar 2024
Reporting date
11 Mar 2024
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4

4 filing

Filing date
13 Mar 2024
Reporting date
11 Mar 2024
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4

4 filing

Filing date
08 Mar 2024
Reporting date
06 Mar 2024
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4

4 filing

Filing date
08 Mar 2024
Reporting date
06 Mar 2024
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4

4 filing

Filing date
08 Mar 2024
Reporting date
06 Mar 2024
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4

4 filing

Filing date
08 Mar 2024
Reporting date
06 Mar 2024
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4

4 filing

Filing date
08 Mar 2024
Reporting date
06 Mar 2024
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4

4 filing

Filing date
08 Mar 2024
Reporting date
06 Mar 2024
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NT 10-K File 001-40632

NT 10-K

Filing date
01 Mar 2024
Reporting date
31 Dec 2023
SEC evidence
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SC 13G File 005-92754

SC 13G

Filing date
22 Feb 2024
Reporting date
Not listed
SEC evidence
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4

4 filing

Filing date
22 Feb 2024
Reporting date
20 Feb 2024
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4

4 filing

Filing date
22 Feb 2024
Reporting date
20 Feb 2024
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4

4 filing

Filing date
22 Feb 2024
Reporting date
20 Feb 2024
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4

4 filing

Filing date
22 Feb 2024
Reporting date
20 Feb 2024
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4

4 filing

Filing date
22 Feb 2024
Reporting date
20 Feb 2024
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4

4 filing

Filing date
22 Feb 2024
Reporting date
20 Feb 2024
SEC evidence
Open document Open filing
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SC 13G/A File 005-92754

CYTEK BIOSCIENCES, INC.

Filing date
14 Feb 2024
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
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SC 13G/A File 005-92754

SC 13G/A

Filing date
14 Feb 2024
Reporting date
Not listed
SEC evidence
Open document Open filing
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SC 13G/A File 005-92754

SC 13G/A

Filing date
14 Feb 2024
Reporting date
Not listed
SEC evidence
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SC 13G File 005-92754

SC 13G filing

Filing date
14 Feb 2024
Reporting date
Not listed
SEC evidence
Open document Open filing
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SC 13G/A File 005-92754

SCHEDULE 13G/A

Filing date
13 Feb 2024
Reporting date
Not listed
SEC evidence
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SC 13G/A File 005-92754

SC 13G/A filing

Filing date
23 Jan 2024
Reporting date
Not listed
SEC evidence
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4

FORM 4 SUBMISSION

Filing date
27 Dec 2023
Reporting date
26 Dec 2023
SEC evidence
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4

FORM 4 SUBMISSION

Filing date
21 Dec 2023
Reporting date
19 Dec 2023
SEC evidence
Open document Open filing
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144 File 001-40632

144 filing

Filing date
19 Dec 2023
Reporting date
Not listed
SEC evidence
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4

FORM 4 SUBMISSION

Filing date
27 Nov 2023
Reporting date
24 Nov 2023
SEC evidence
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4

FORM 4 SUBMISSION

Filing date
27 Nov 2023
Reporting date
14 Nov 2023
SEC evidence
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4

FORM 4 SUBMISSION

Filing date
21 Nov 2023
Reporting date
18 Nov 2023
SEC evidence
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4

FORM 4 SUBMISSION

Filing date
21 Nov 2023
Reporting date
18 Nov 2023
SEC evidence
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4

FORM 4 SUBMISSION

Filing date
21 Nov 2023
Reporting date
18 Nov 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
21 Nov 2023
Reporting date
18 Nov 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
21 Nov 2023
Reporting date
18 Nov 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
21 Nov 2023
Reporting date
18 Nov 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
144 File 001-40632

144 filing

Filing date
15 Nov 2023
Reporting date
Not listed
SEC evidence
Open document Open filing
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NT 10-Q File 001-40632

NT 10-Q

Filing date
13 Nov 2023
Reporting date
30 Sep 2023
SEC evidence
Open document Open filing
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Verify source filing
4

FORM 4 SUBMISSION

Filing date
08 Nov 2023
Reporting date
07 Nov 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
25 Oct 2023
Reporting date
24 Oct 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
144 File 001-40632

144 filing

Filing date
24 Oct 2023
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
23 Oct 2023
Reporting date
19 Oct 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
144 File 001-40632

144 filing

Filing date
19 Oct 2023
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
11 Oct 2023
Reporting date
09 Oct 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
05 Oct 2023
Reporting date
14 Sep 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
26 Sep 2023
Reporting date
25 Sep 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
20 Sep 2023
Reporting date
19 Sep 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
SC 13D/A File 005-92754

SC 13D/A

Filing date
19 Sep 2023
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
08 Sep 2023
Reporting date
07 Sep 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
144 File 001-40632

144 filing

Filing date
07 Sep 2023
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
3

FORM 3 SUBMISSION

Filing date
29 Aug 2023
Reporting date
28 Aug 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
28 Aug 2023
Reporting date
24 Aug 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
21 Aug 2023
Reporting date
18 Aug 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
21 Aug 2023
Reporting date
18 Aug 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
21 Aug 2023
Reporting date
18 Aug 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
21 Aug 2023
Reporting date
18 Aug 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
21 Aug 2023
Reporting date
18 Aug 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
21 Aug 2023
Reporting date
18 Aug 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
21 Aug 2023
Reporting date
18 Aug 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
144 File 001-40632

144 filing

Filing date
21 Aug 2023
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
144 File 001-40632

144 filing

Filing date
14 Aug 2023
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
08 Aug 2023
Reporting date
07 Aug 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
25 Jul 2023
Reporting date
24 Jul 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
144 File 001-40632

144 filing

Filing date
24 Jul 2023
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
20 Jul 2023
Reporting date
19 Jul 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
07 Jul 2023
Reporting date
07 Jul 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
27 Jun 2023
Reporting date
26 Jun 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
21 Jun 2023
Reporting date
20 Jun 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
144 File 001-40632

144 filing

Filing date
20 Jun 2023
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
16 Jun 2023
Reporting date
14 Jun 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
16 Jun 2023
Reporting date
14 Jun 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
16 Jun 2023
Reporting date
14 Jun 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
16 Jun 2023
Reporting date
14 Jun 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
16 Jun 2023
Reporting date
14 Jun 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
07 Jun 2023
Reporting date
07 Jun 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
144 File 001-40632

144 filing

Filing date
07 Jun 2023
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
25 May 2023
Reporting date
24 May 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
19 May 2023
Reporting date
18 May 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
19 May 2023
Reporting date
18 May 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
19 May 2023
Reporting date
18 May 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
19 May 2023
Reporting date
18 May 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
19 May 2023
Reporting date
18 May 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
19 May 2023
Reporting date
18 May 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
19 May 2023
Reporting date
18 May 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
144 File 001-40632

144 filing

Filing date
15 May 2023
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
10 May 2023
Reporting date
08 May 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
144 File 001-40632

144 filing

Filing date
08 May 2023
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
SC 13G/A File 005-92754

SC 13G/A filing

Filing date
05 May 2023
Reporting date
Not listed
SEC evidence
Open document Open filing
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ARS File 001-40632

FORM ARS

Filing date
28 Apr 2023
Reporting date
31 Dec 2022
SEC evidence
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DEFA14A File 001-40632

DEFA14A

Filing date
28 Apr 2023
Reporting date
Not listed
SEC evidence
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DEF 14A File 001-40632

DEF14A

Filing date
28 Apr 2023
Reporting date
14 Jun 2023
SEC evidence
Open document Open filing
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Verify source filing
4

FORM 4 SUBMISSION

Filing date
25 Apr 2023
Reporting date
24 Apr 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
144 File 001-40632

144 filing

Filing date
24 Apr 2023
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
20 Apr 2023
Reporting date
19 Apr 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
144 File 001-40632

144 filing

Filing date
19 Apr 2023
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
11 Apr 2023
Reporting date
10 Apr 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
24 Mar 2023
Reporting date
24 Mar 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
144 File 001-40632

144 filing

Filing date
24 Mar 2023
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
21 Mar 2023
Reporting date
20 Mar 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
144 File 001-40632

144 filing

Filing date
20 Mar 2023
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
07 Mar 2023
Reporting date
03 Mar 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
07 Mar 2023
Reporting date
03 Mar 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
07 Mar 2023
Reporting date
03 Mar 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
07 Mar 2023
Reporting date
03 Mar 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
07 Mar 2023
Reporting date
03 Mar 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
07 Mar 2023
Reporting date
03 Mar 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
07 Mar 2023
Reporting date
03 Mar 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
S-8 File 333-270200

S-8

Filing date
02 Mar 2023
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
28 Feb 2023
Reporting date
24 Feb 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
23 Feb 2023
Reporting date
21 Feb 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
23 Feb 2023
Reporting date
21 Feb 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
23 Feb 2023
Reporting date
21 Feb 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
23 Feb 2023
Reporting date
21 Feb 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
23 Feb 2023
Reporting date
21 Feb 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
23 Feb 2023
Reporting date
08 Sep 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
SC 13G/A File 005-92754

CYTEK BIOSCIENCES, INC.

Filing date
14 Feb 2023
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
10 Feb 2023
Reporting date
08 Feb 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
SC 13G File 005-92754

SCHEDULE 13G

Filing date
09 Feb 2023
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
08 Feb 2023
Reporting date
07 Feb 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
07 Feb 2023
Reporting date
03 Feb 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
SC 13G File 005-92754

SC 13G filing

Filing date
03 Feb 2023
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
25 Jan 2023
Reporting date
24 Jan 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
20 Jan 2023
Reporting date
19 Jan 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
10 Jan 2023
Reporting date
09 Jan 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
29 Dec 2022
Reporting date
27 Dec 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
20 Dec 2022
Reporting date
19 Dec 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
09 Dec 2022
Reporting date
07 Dec 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
30 Nov 2022
Reporting date
29 Nov 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
28 Nov 2022
Reporting date
25 Nov 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
22 Nov 2022
Reporting date
18 Nov 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
22 Nov 2022
Reporting date
18 Nov 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
22 Nov 2022
Reporting date
18 Nov 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
22 Nov 2022
Reporting date
18 Nov 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
22 Nov 2022
Reporting date
18 Nov 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
16 Nov 2022
Reporting date
14 Nov 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
08 Nov 2022
Reporting date
07 Nov 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
02 Nov 2022
Reporting date
31 Oct 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
3

FORM 3 SUBMISSION

Filing date
02 Nov 2022
Reporting date
31 Oct 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
25 Oct 2022
Reporting date
24 Oct 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
20 Oct 2022
Reporting date
19 Oct 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
11 Oct 2022
Reporting date
07 Oct 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
28 Sep 2022
Reporting date
26 Sep 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
20 Sep 2022
Reporting date
19 Sep 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
09 Sep 2022
Reporting date
07 Sep 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
S-3ASR File 333-267118

S-3ASR

Filing date
26 Aug 2022
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
25 Aug 2022
Reporting date
24 Aug 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
19 Aug 2022
Reporting date
18 Aug 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
19 Aug 2022
Reporting date
18 Aug 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
19 Aug 2022
Reporting date
18 Aug 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
19 Aug 2022
Reporting date
18 Aug 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
19 Aug 2022
Reporting date
18 Aug 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
10 Aug 2022
Reporting date
08 Aug 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
03 Aug 2022
Reporting date
01 Aug 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
SC 13G/A File 005-92754

SC 13G/A filing

Filing date
03 Aug 2022
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
20 Jul 2022
Reporting date
19 Jul 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
08 Jul 2022
Reporting date
07 Jul 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
22 Jun 2022
Reporting date
21 Jun 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
09 Jun 2022
Reporting date
07 Jun 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
03 Jun 2022
Reporting date
01 Jun 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
03 Jun 2022
Reporting date
01 Jun 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
03 Jun 2022
Reporting date
01 Jun 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
03 Jun 2022
Reporting date
01 Jun 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
3

FORM 3 SUBMISSION

Filing date
03 Jun 2022
Reporting date
01 Jun 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
03 Jun 2022
Reporting date
01 Jun 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
3

FORM 3 SUBMISSION

Filing date
03 Jun 2022
Reporting date
01 Jun 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
20 May 2022
Reporting date
18 May 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
20 May 2022
Reporting date
18 May 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
20 May 2022
Reporting date
18 May 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
20 May 2022
Reporting date
18 May 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
20 May 2022
Reporting date
18 May 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
12 May 2022
Reporting date
09 May 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
27 Apr 2022
Reporting date
25 Apr 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
3

FORM 3 SUBMISSION

Filing date
27 Apr 2022
Reporting date
25 Apr 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
21 Apr 2022
Reporting date
19 Apr 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
DEFA14A File 001-40632

DEFA14A

Filing date
14 Apr 2022
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
DEF 14A File 001-40632

FORM DEF 14A

Filing date
14 Apr 2022
Reporting date
01 Jun 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
08 Apr 2022
Reporting date
07 Apr 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
23 Mar 2022
Reporting date
21 Mar 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
S-8 File 333-263661

S-8

Filing date
17 Mar 2022
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4

OWNERSHIP DOCUMENT

Filing date
16 Mar 2022
Reporting date
14 Mar 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
SC 13D/A File 005-92754

CYTEK BIOSCIENCES, INC.

Filing date
14 Mar 2022
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4

OWNERSHIP DOCUMENT

Filing date
11 Mar 2022
Reporting date
09 Mar 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
08 Mar 2022
Reporting date
07 Mar 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
08 Mar 2022
Reporting date
04 Mar 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
08 Mar 2022
Reporting date
04 Mar 2022
SEC evidence
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4

OWNERSHIP DOCUMENT

Filing date
08 Mar 2022
Reporting date
04 Mar 2022
SEC evidence
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4

FORM 4 SUBMISSION

Filing date
02 Mar 2022
Reporting date
28 Feb 2022
SEC evidence
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4

FORM 4 SUBMISSION

Filing date
02 Mar 2022
Reporting date
28 Feb 2022
SEC evidence
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4

FORM 4 SUBMISSION

Filing date
02 Mar 2022
Reporting date
28 Feb 2022
SEC evidence
Open document Open filing
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4

FORM 4 SUBMISSION

Filing date
02 Mar 2022
Reporting date
28 Feb 2022
SEC evidence
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4

FORM 4 SUBMISSION

Filing date
02 Mar 2022
Reporting date
28 Feb 2022
SEC evidence
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4

OWNERSHIP DOCUMENT

Filing date
02 Mar 2022
Reporting date
28 Feb 2022
SEC evidence
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SC 13D/A File 005-92754

SC 13D/A

Filing date
28 Feb 2022
Reporting date
Not listed
SEC evidence
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4

OWNERSHIP DOCUMENT

Filing date
25 Feb 2022
Reporting date
23 Feb 2022
SEC evidence
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4

FORM 4 SUBMISSION

Filing date
24 Feb 2022
Reporting date
22 Feb 2022
SEC evidence
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4

OWNERSHIP DOCUMENT

Filing date
22 Feb 2022
Reporting date
17 Feb 2022
SEC evidence
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SC 13G File 005-92754

SC 13G filing

Filing date
17 Feb 2022
Reporting date
Not listed
SEC evidence
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4

OWNERSHIP DOCUMENT

Filing date
16 Feb 2022
Reporting date
14 Feb 2022
SEC evidence
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4

FORM 4 SUBMISSION

Filing date
14 Feb 2022
Reporting date
10 Feb 2022
SEC evidence
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5

FORM 5 SUBMISSION

Filing date
14 Feb 2022
Reporting date
31 Dec 2021
SEC evidence
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SC 13G File 005-92754

CYTEK BIOSCIENCES, INC.

Filing date
14 Feb 2022
Reporting date
Not listed
SEC evidence
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SC 13G File 005-92754

SC 13G

Filing date
14 Feb 2022
Reporting date
Not listed
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SC 13G File 005-92754

SC 13G

Filing date
14 Feb 2022
Reporting date
Not listed
SEC evidence
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4

FORM 4 SUBMISSION

Filing date
09 Feb 2022
Reporting date
07 Feb 2022
SEC evidence
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4

FORM 4 SUBMISSION

Filing date
06 Jan 2022
Reporting date
31 Dec 2021
SEC evidence
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3

FORM 3 SUBMISSION

Filing date
06 Jan 2022
Reporting date
31 Dec 2021
SEC evidence
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10-Q/A File 001-40632

10-Q/A

Filing date
08 Sep 2021
Reporting date
30 Jun 2021
SEC evidence
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8-K File 001-40632

8-K

Filing date
03 Sep 2021
Reporting date
02 Sep 2021
SEC evidence
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8-K File 001-40632

8-K

Filing date
30 Aug 2021
Reporting date
25 Aug 2021
SEC evidence
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SC 13D File 005-92754

SC 13D

Filing date
06 Aug 2021
Reporting date
Not listed
SEC evidence
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4

OWNERSHIP DOCUMENT

Filing date
29 Jul 2021
Reporting date
27 Jul 2021
SEC evidence
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4

FORM 4 SUBMISSION

Filing date
27 Jul 2021
Reporting date
22 Jul 2021
SEC evidence
Open document Open filing
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4

FORM 4 SUBMISSION

Filing date
27 Jul 2021
Reporting date
22 Jul 2021
SEC evidence
Open document Open filing
Next action
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4

FORM 4 SUBMISSION

Filing date
27 Jul 2021
Reporting date
22 Jul 2021
SEC evidence
Open document Open filing
Next action
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4

FORM 4 SUBMISSION

Filing date
27 Jul 2021
Reporting date
22 Jul 2021
SEC evidence
Open document Open filing
Next action
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4

FORM 4 SUBMISSION

Filing date
27 Jul 2021
Reporting date
22 Jul 2021
SEC evidence
Open document Open filing
Next action
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4

FORM 4 SUBMISSION

Filing date
27 Jul 2021
Reporting date
22 Jul 2021
SEC evidence
Open document Open filing
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8-K File 001-40632

FORM 8-K

Filing date
27 Jul 2021
Reporting date
27 Jul 2021
SEC evidence
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4

FORM 4 SUBMISSION

Filing date
26 Jul 2021
Reporting date
22 Jul 2021
SEC evidence
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4

FORM 4 SUBMISSION

Filing date
26 Jul 2021
Reporting date
22 Jul 2021
SEC evidence
Open document Open filing
Next action
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4

FORM 4 SUBMISSION

Filing date
26 Jul 2021
Reporting date
22 Jul 2021
SEC evidence
Open document Open filing
Next action
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4

FORM 4 SUBMISSION

Filing date
26 Jul 2021
Reporting date
22 Jul 2021
SEC evidence
Open document Open filing
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4

FORM 4 SUBMISSION

Filing date
26 Jul 2021
Reporting date
22 Jul 2021
SEC evidence
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S-8 File 333-258153

REGISTRATION STATEMENT ON FORM S-8

Filing date
23 Jul 2021
Reporting date
Not listed
SEC evidence
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424B4 File 333-257663

PROSPECTUS FILED PURSUANT TO RULE 424(B)94)

Filing date
23 Jul 2021
Reporting date
Not listed
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EFFECT File 333-257663

EFFECT filing

Filing date
22 Jul 2021
Reporting date
Not listed
SEC evidence
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3

OWNERSHIP DOCUMENT

Filing date
22 Jul 2021
Reporting date
22 Jul 2021
SEC evidence
Open document Open filing
Next action
Verify source filing
3

FORM 3 SUBMISSION

Filing date
22 Jul 2021
Reporting date
22 Jul 2021
SEC evidence
Open document Open filing
Next action
Verify source filing
3

FORM 3 SUBMISSION

Filing date
22 Jul 2021
Reporting date
22 Jul 2021
SEC evidence
Open document Open filing
Next action
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3

FORM 3 SUBMISSION

Filing date
22 Jul 2021
Reporting date
22 Jul 2021
SEC evidence
Open document Open filing
Next action
Verify source filing
3

FORM 3 SUBMISSION

Filing date
22 Jul 2021
Reporting date
22 Jul 2021
SEC evidence
Open document Open filing
Next action
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3

FORM 3 SUBMISSION

Filing date
22 Jul 2021
Reporting date
22 Jul 2021
SEC evidence
Open document Open filing
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3

FORM 3 SUBMISSION

Filing date
22 Jul 2021
Reporting date
22 Jul 2021
SEC evidence
Open document Open filing
Next action
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3

FORM 3 SUBMISSION

Filing date
22 Jul 2021
Reporting date
22 Jul 2021
SEC evidence
Open document Open filing
Next action
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3

FORM 3 SUBMISSION

Filing date
22 Jul 2021
Reporting date
22 Jul 2021
SEC evidence
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3

FORM 3 SUBMISSION

Filing date
22 Jul 2021
Reporting date
22 Jul 2021
SEC evidence
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CERT File 001-40632

CERT filing

Filing date
21 Jul 2021
Reporting date
Not listed
SEC evidence
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CORRESP

CORRESP filing

Filing date
20 Jul 2021
Reporting date
Not listed
SEC evidence
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8-A12B File 001-40632

8-A12B

Filing date
19 Jul 2021
Reporting date
Not listed
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S-1/A File 333-257663

AMENDMENT NO. 2 TO FORM S-1

Filing date
19 Jul 2021
Reporting date
Not listed
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S-1/A File 333-257663

S-1/A

Filing date
14 Jul 2021
Reporting date
Not listed
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CORRESP

CORRESP filing

Filing date
13 Jul 2021
Reporting date
Not listed
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UPLOAD

UPLOAD filing

Filing date
12 Jul 2021
Reporting date
Not listed
SEC evidence
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CORRESP

CORRESP filing

Filing date
02 Jul 2021
Reporting date
Not listed
SEC evidence
Open document Open filing
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S-1 File 333-257663

REGISTRATION STATEMENT ON FORM S-1

Filing date
02 Jul 2021
Reporting date
Not listed
SEC evidence
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UPLOAD

UPLOAD filing

Filing date
28 Jun 2021
Reporting date
Not listed
SEC evidence
Open document Open filing
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DRSLTR

DRSLTR filing

Filing date
14 Jun 2021
Reporting date
Not listed
SEC evidence
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DRS/A File 377-04708

DRS/A filing

Filing date
14 Jun 2021
Reporting date
Not listed
SEC evidence
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UPLOAD

UPLOAD filing

Filing date
18 May 2021
Reporting date
Not listed
SEC evidence
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DRS File 377-04708

DRS filing

Filing date
22 Apr 2021
Reporting date
Not listed
SEC evidence
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D File 021-380200

D filing

Filing date
10 Nov 2020
Reporting date
Not listed
SEC evidence
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About this filer

Cytek Biosciences, Inc. files with the SEC under CIK 0001831915. This page aggregates EDGAR filings and related ownership activity.

FAQ

What is a CIK?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
New filings appear as the SEC updates EDGAR, and older records can vary by availability.
How often is this page updated?
Updates follow new EDGAR submissions and periodic data refreshes.
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