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

Brian Armstrong SEC EDGAR Filings

SEC filings, ownership reports, and insider transactions for CIK 0001851492.

Entity Type

Individual

Total Filings

107

Latest Filing

07 Jan 2026

Industry

n/a

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Go to latest filings table Open reporting owner context

Source: SEC Forms 3/4/5

4 filed on 07 Jan 2026 for CIK 0001851492.

View Source Filing

Business address: C/O Coinbase Global, Inc., One Madison Avenue, Suite 2400, New York, NY, 10010
Top holdings (ownership): COIN
Top holdings (Schedule 13G): COIN

Key facts

Brian Armstrong is an SEC filer tracked under CIK 0001851492.
107 filings are listed on this profile.
Common form coverage includes 4, 144, SCHEDULE 13G/A and more.

Change

Latest filing: 4 filed on 07 Jan 2026.
Report period: 05 Jan 2026.

Research use

You can quote filing dates and form types directly from the SEC record on this page.
Use this profile before deeper ownership or insider analysis to confirm filing history context.

Evidence

Source: SEC Forms 3/4/5

4 filed on 07 Jan 2026 for CIK 0001851492.

View Source Filing

Return Loop

Why revisit this filer page

A newly filed 4 can change the filing history, ownership context, or next research path for Brian Armstrong.

Latest source-backed update: 4 filed 07 Jan 2026
Why come back: Revisit after a new SEC filing appears to compare the updated record with prior filings.

Latest filing on record: 4 filed 07 Jan 2026.
Save this filer if you want a stable place to return after the next filing cycle.
Open the latest filing table or ownership context to verify what changed.

Filer freshness comes from SEC EDGAR submission history and related source-backed ownership or portfolio filings when available.

Jump to save and follow actions Open latest filings table

Latest update

What changed recently for Brian Armstrong

Ownership report updated

Latest ownership report period: 05 Jan 2026. Open the source-backed page to inspect the fresh filing or facts context.

Update date

07 Jan 2026

Page type

Ownership filings

Latest period

05 Jan 2026

Ownership context was refreshed from SEC Forms 3/4/5 filed on 07 Jan 2026.

Open ownership filings Browse recent public updates

Filer Overview

Brian Armstrong has filed 107 SEC EDGAR filings since 01 Apr 2021. Common forms include 4, 144, SCHEDULE 13G/A, SC 13G/A and more.

Brian Armstrong SEC filings Brian Armstrong 13D/G history Brian Armstrong owner filings

Latest Filings

Recent SEC filings for Brian Armstrong with direct links to document and filing folders.

4 File 001-40289

FORM 4

Filing date: 07 Jan 2026
Reporting date: 05 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 05 Jan 2026
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 23 Dec 2025
Reporting date: 22 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 22 Dec 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 10 Dec 2025
Reporting date: 08 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 10 Dec 2025
Reporting date: 26 Nov 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

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

144

144 filing

Filing date: 26 Nov 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 19 Nov 2025
Reporting date: 17 Nov 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 17 Nov 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 14 Nov 2025
Reporting date: 10 Nov 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 05 Nov 2025
Reporting date: 03 Nov 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 15 Oct 2025
Reporting date: 13 Oct 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 06 Oct 2025
Reporting date: 02 Oct 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 17 Sep 2025
Reporting date: 15 Sep 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 08 Sep 2025
Reporting date: 04 Sep 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 14 Aug 2025
Reporting date: 12 Aug 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 06 Aug 2025
Reporting date: 04 Aug 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 17 Jul 2025
Reporting date: 15 Jul 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 15 Jul 2025
Reporting date: 11 Jul 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

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

4 File 001-40289

FORM 4

Filing date: 27 Jun 2025
Reporting date: 25 Jun 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 13 Jun 2025
Reporting date: 11 Jun 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 03 Jun 2025
Reporting date: 02 Jun 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 16 May 2025
Reporting date: 14 May 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

4 filing

Filing date: 07 May 2025
Reporting date: 05 May 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 25 Apr 2025
Reporting date: 23 Apr 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 16 Apr 2025
Reporting date: 14 Apr 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 07 Apr 2025
Reporting date: 03 Apr 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 26 Mar 2025
Reporting date: 24 Mar 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 17 Mar 2025
Reporting date: 13 Mar 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 05 Mar 2025
Reporting date: 03 Mar 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

SCHEDULE 13G/A

SCHEDULE 13G/A filing

Filing date: 14 Feb 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 12 Feb 2025
Reporting date: 11 Feb 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

4 filing

Filing date: 05 Feb 2025
Reporting date: 03 Feb 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 15 Jan 2025
Reporting date: 13 Jan 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 07 Jan 2025
Reporting date: 03 Jan 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 17 Dec 2024
Reporting date: 13 Dec 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 09 Dec 2024
Reporting date: 05 Dec 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 27 Nov 2024
Reporting date: 25 Nov 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 20 Nov 2024
Reporting date: 18 Nov 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 20 Nov 2024
Reporting date: 18 Nov 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G/A

SCHEDULE 13G, AMENDMENT NO. 3

Filing date: 14 Nov 2024
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 13 Nov 2024
Reporting date: 11 Nov 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 16 Sep 2024
Reporting date: 12 Sep 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 05 Sep 2024
Reporting date: 03 Sep 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 16 Aug 2024
Reporting date: 14 Aug 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 07 Aug 2024
Reporting date: 05 Aug 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 15 Jul 2024
Reporting date: 11 Jul 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

4 filing

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

4 File 001-40289

FORM 4

Filing date: 12 Jun 2024
Reporting date: 10 Jun 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 05 Jun 2024
Reporting date: 03 Jun 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 15 May 2024
Reporting date: 13 May 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 07 May 2024
Reporting date: 03 May 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 17 Apr 2024
Reporting date: 15 Apr 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 08 Apr 2024
Reporting date: 04 Apr 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 27 Mar 2024
Reporting date: 25 Mar 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 13 Mar 2024
Reporting date: 11 Mar 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 12 Mar 2024
Reporting date: 08 Mar 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 06 Mar 2024
Reporting date: 04 Mar 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 29 Feb 2024
Reporting date: 27 Feb 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

4 filing

Filing date: 14 Feb 2024
Reporting date: 12 Feb 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G/A

SCHEDULE 13G, AMENDMENT NO. 2

Filing date: 14 Feb 2024
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

4 filing

Filing date: 05 Feb 2024
Reporting date: 01 Feb 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 16 Jan 2024
Reporting date: 11 Jan 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 04 Jan 2024
Reporting date: 02 Jan 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4 SUBMISSION

Filing date: 18 Dec 2023
Reporting date: 14 Dec 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4 SUBMISSION

Filing date: 15 Dec 2023
Reporting date: 13 Dec 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4 SUBMISSION

Filing date: 14 Dec 2023
Reporting date: 12 Dec 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4 SUBMISSION

Filing date: 06 Dec 2023
Reporting date: 04 Dec 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4 SUBMISSION

Filing date: 29 Nov 2023
Reporting date: 27 Nov 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4 SUBMISSION

Filing date: 28 Nov 2023
Reporting date: 24 Nov 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4 SUBMISSION

Filing date: 22 Nov 2023
Reporting date: 20 Nov 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4 SUBMISSION

Filing date: 20 Nov 2023
Reporting date: 16 Nov 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4 SUBMISSION

Filing date: 08 Nov 2023
Reporting date: 06 Nov 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4 SUBMISSION

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

4 File 001-40289

FORM 4 SUBMISSION

Filing date: 20 Jul 2023
Reporting date: 18 Jul 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4 SUBMISSION

Filing date: 17 Jul 2023
Reporting date: 13 Jul 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4 SUBMISSION

Filing date: 06 Jul 2023
Reporting date: 03 Jul 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 22 Jun 2023
Reporting date: 20 Jun 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 07 Jun 2023
Reporting date: 05 Jun 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 26 May 2023
Reporting date: 24 May 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 09 May 2023
Reporting date: 08 May 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 26 Apr 2023
Reporting date: 24 Apr 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 12 Apr 2023
Reporting date: 10 Apr 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 29 Mar 2023
Reporting date: 27 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 21 Mar 2023
Reporting date: 17 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 15 Mar 2023
Reporting date: 13 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

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

4 File 001-40289

FORM 4

Filing date: 16 Feb 2023
Reporting date: 14 Feb 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G/A

SCHEDULE 13 G, AMENDMENT NO. 1

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

4 File 001-40289

FORM 4

Filing date: 06 Feb 2023
Reporting date: 02 Feb 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 01 Feb 2023
Reporting date: 30 Jan 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 18 Jan 2023
Reporting date: 13 Jan 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 06 Jan 2023
Reporting date: 04 Jan 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 22 Dec 2022
Reporting date: 20 Dec 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 07 Dec 2022
Reporting date: 05 Dec 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 23 Nov 2022
Reporting date: 21 Nov 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4

Filing date: 15 Nov 2022
Reporting date: 11 Nov 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

5 File 001-40289

FORM 5

Filing date: 14 Feb 2022
Reporting date: 31 Dec 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G

SCHEDULE 13G

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

4 File 001-40289

FORM 4

Filing date: 02 Dec 2021
Reporting date: 18 Nov 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

3/A File 001-40289

FORM 3/A SUBMISSION

Filing date: 16 Apr 2021
Reporting date: 01 Apr 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4 SUBMISSION

Filing date: 16 Apr 2021
Reporting date: 14 Apr 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4/A File 001-40289

FORM 4/A SUBMISSION

Filing date: 16 Apr 2021
Reporting date: 01 Apr 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-40289

FORM 4 SUBMISSION

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

3 File 001-40289

FORM 3 SUBMISSION

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

About this filer

Brian Armstrong files with the SEC under CIK 0001851492. 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.