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.

Filer Snapshot

Deirdre O'Brien

CIK 0001767094. SEC filing timeline plus parsed ownership intelligence from 13F, 13D/G, and Forms 3/4/5 where available.

Entity Type

Individual

Total Filings

Latest Filing

02 Apr 2026

Industry

n/a

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Open 13F if you want portfolio holdings.
Open 13D/G or insider pages only when this CIK has those rows.

Open reporting owner context

Source: SEC filing 144

144 filed on 02 Apr 2026 for CIK 0001767094.

View Source Filing

Business address: One Apple Park Way, Cupertino, CA, 95014

Filer intelligence

What SEC filings say about Deirdre O'Brien

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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Quick read

Forms 3/4/5 show insider context for AAPL.

SEC source mix

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

XML parsed

13F portfolio No rows yet

Quarterly institutional portfolio holdings.

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13D/G stakes No rows yet

Beneficial ownership and large-stake disclosures.

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Forms 3/4/5 1 rows

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

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Forms 3/4/5 insider context

AAPL

01 Oct 2025 · Senior Vice President

Issuer page Owner page

Latest update

What changed recently for Deirdre O'Brien

Ownership report updated

Latest ownership report period: 01 Oct 2025. Open the source-backed page to inspect the fresh filing or facts context.

Update date

03 Oct 2025

Page type

Ownership filings

Latest period

01 Oct 2025

Ownership context was refreshed from SEC Forms 3/4/5 filed on 03 Oct 2025.

Open ownership filings Browse recent public updates

Filer Overview

Deirdre O'Brien has filed 37 SEC EDGAR filings since 07 Feb 2019. Common forms include 144, 4, 3/A, 3.

Deirdre O'Brien SEC filings Deirdre O'Brien owner filings

Latest Filings

Recent SEC filings for Deirdre O'Brien with direct links to document and filing folders.

144

144 filing

Filing date: 02 Apr 2026
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36743

FORM 4

Filing date: 03 Oct 2025
Reporting date: 01 Oct 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 02 Oct 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36743

FORM 4

Filing date: 30 Sep 2025
Reporting date: 28 Sep 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36743

FORM 4

Filing date: 12 Aug 2025
Reporting date: 08 Aug 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 08 Aug 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36743

FORM 4

Filing date: 03 Apr 2025
Reporting date: 01 Apr 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36743

FORM 4

Filing date: 03 Oct 2024
Reporting date: 01 Oct 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 02 Oct 2024
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36743

FORM 4

Filing date: 01 Oct 2024
Reporting date: 29 Sep 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36743

FORM 4

Filing date: 03 Apr 2024
Reporting date: 01 Apr 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 02 Apr 2024
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36743

FORM 4

Filing date: 03 Oct 2023
Reporting date: 01 Oct 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

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

4 File 001-36743

FORM 4

Filing date: 08 Aug 2023
Reporting date: 05 Aug 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

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

4 File 001-36743

FORM 4

Filing date: 04 Apr 2023
Reporting date: 01 Apr 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36743

FORM 4

Filing date: 18 Oct 2022
Reporting date: 15 Oct 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36743

FORM 4

Filing date: 04 Oct 2022
Reporting date: 01 Oct 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36743

FORM 4

Filing date: 27 Sep 2022
Reporting date: 25 Sep 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36743

FORM 4

Filing date: 09 Aug 2022
Reporting date: 05 Aug 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36743

FORM 4

Filing date: 19 Apr 2022
Reporting date: 15 Apr 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36743

FORM 4

Filing date: 05 Apr 2022
Reporting date: 01 Apr 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36743

FORM 4

Filing date: 19 Oct 2021
Reporting date: 15 Oct 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36743

FORM 4

Filing date: 05 Oct 2021
Reporting date: 01 Oct 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36743

FORM 4

Filing date: 28 Sep 2021
Reporting date: 26 Sep 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36743

FORM 4

Filing date: 09 Aug 2021
Reporting date: 05 Aug 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36743

FORM 4

Filing date: 19 Apr 2021
Reporting date: 15 Apr 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36743

FORM 4

Filing date: 19 Oct 2020
Reporting date: 15 Oct 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36743

FORM 4

Filing date: 29 Sep 2020
Reporting date: 27 Sep 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36743

FORM 4

Filing date: 17 Apr 2020
Reporting date: 15 Apr 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36743

FORM 4

Filing date: 17 Oct 2019
Reporting date: 15 Oct 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36743

FORM 4

Filing date: 01 Oct 2019
Reporting date: 29 Sep 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36743

FORM 4

Filing date: 17 Apr 2019
Reporting date: 15 Apr 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

3/A File 001-36743

FORM 3/A

Filing date: 17 Apr 2019
Reporting date: 05 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36743

FORM 4

Filing date: 07 Feb 2019
Reporting date: 05 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 001-36743

FORM 3

Filing date: 07 Feb 2019
Reporting date: 05 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

About this filer

Deirdre O'Brien files with the SEC under CIK 0001767094. 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.

Deirdre O'Brien

Follow future filing-backed changes

What SEC filings say about Deirdre O'Brien

Quick read

SEC source mix

Forms 3/4/5 insider context

What changed recently for Deirdre O'Brien

Filer Overview

Latest Filings

144 filing

FORM 4

144 filing

FORM 4

FORM 4

144 filing

FORM 4

FORM 4

144 filing

FORM 4

FORM 4

144 filing

FORM 4

144 filing

FORM 4

144 filing

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 3/A

FORM 4

FORM 3

About this filer

FAQ

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