Brian Armstrong
Chairman and CEO, Director, 10% Owner · Coinbase Global, Inc.
- 2024
- Nov 19, 2025
- 17
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Brian Armstrong files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Frederick Ernest Ehrsam III - $111.70M in COIN purchases and sales in the last 12 months
- Alesia J. Haas - $78.64M in COIN purchases and sales in the last 12 months
- Emilie Choi - $31.09M in COIN purchases and sales in the last 12 months
- Frederick R. Wilson - $15.86M in COIN purchases and sales in the last 12 months
- Marc L. Andreessen - $7.78M in COIN purchases and sales in the last 12 months
- Paul Grewal - $3.77M in COIN purchases and sales in the last 12 months
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Frequently asked questions
Who is Brian Armstrong?
Brian Armstrong is a corporate insider, tracked as Chairman and CEO, Director, 10% Owner of Coinbase Global, Inc. (COIN). InsiderAlpha holds 17 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Brian Armstrong last file a Form 4?
The most recent primary Form 4 on record is dated 19 November 2025, one of 17 filings going back to 2024.
Has Brian Armstrong been buying or selling stock?
Recorded transactions: 0 open-market purchases and 128 open-market sales ($731.32M) across all tracked filings.
