Sergei M. Gryaznov SEC EDGAR Filings (CIK 0001913228)

SEC EDGAR filings, ownership reports, and insider transactions for Sergei M. Gryaznov.

Business address
444 West Lake Street, Suite 1700, Chicago, IL, 60606
Top holdings (ownership)
MAIA
Top holdings (Schedule 13G)
MAIA
Get insider transactions for this reporting owner
Sergei M. Gryaznov has filed 13 SEC EDGAR filings since 27 Jul 2022

Latest Filings

Recent SEC filings for Sergei M. Gryaznov including 4, SCHEDULE 13G/A, SC 13G and more.

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 May 2025 14 May 2025 001-41455
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 14 Feb 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 Feb 2025 10 Feb 2025 001-41455
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 30 Apr 2024 30 Apr 2024 001-41455
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 26 Jan 2024 24 Jan 2024 001-41455
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 05 Jun 2023 31 May 2023 001-41455
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 10 Mar 2023 08 Mar 2023 001-41455
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 14 Feb 2023
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 08 Dec 2022 07 Dec 2022 001-41455
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Sep 2022 16 Sep 2022 001-41455
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 25 Aug 2022 24 Aug 2022 001-41455
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Aug 2022 01 Aug 2022 001-41455
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 27 Jul 2022 27 Jul 2022 001-41455

About this filer

Sergei M. Gryaznov files with the SEC under CIK 0001913228. This page aggregates EDGAR filings and related ownership activity.

See reporting owner transactions.

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.

Related pages