COIN Form 4: Armstrong sells converted shares under 10b5-1 plan
Rhea-AI Filing Summary
Brian Armstrong, Chairman and CEO of Coinbase Global, Inc. (COIN), reported conversions and multiple stock sales on 10/02/2025 under a Rule 10b5-1 plan. He converted 25,000 shares of Class B into Class A common stock and then sold a series of Class A shares in four blocks: 3,849, 5,274, 13,729, and 2,148, for weighted average prices in the mid-$353–$356 range. After these transactions his indirect ownership via The Brian Armstrong Living Trust is reported as 526 Class A shares and 22,781,225 Class A shares held indirectly via other trust holdings remain recorded. The trades were executed pursuant to a trading plan adopted on 08/15/2024 and were effected during an open trading window.
Positive
- Transactions were executed under a Rule 10b5-1 trading plan, which provides procedural compliance
- Trades occurred during an open trading window, reducing signalling and timing concerns
- Major residual holdings remain in trust form (e.g., 22,781,225 Class A-equivalent shares noted)
Negative
- Reported sales reduced indirect beneficial holdings materially from pre-transaction levels (several thousand shares sold)
- Weighted average sale prices concentrated in the $353–$356 range, which could impact near-term liquidity perception
Insights
Insider sold converted shares under a pre-established plan; timing aligns with governance norms.
The conversion of 25,000 Class B shares to Class A and the subsequent staged sales were executed under a Rule 10b5-1 plan adopted on 08/15/2024, which provides an affirmative defense against insider trading claims when properly followed.
Reliance on a trading plan reduces signaling risk, though the volume and price bands ($353.42–$356.80) are meaningful to market liquidity on 10/02/2025. Monitor scheduled filings or plan disclosures for any material changes within the next 90 days.
Reported disposals modestly reduced direct beneficial holdings while large trust holdings remain.
The post-transaction beneficial ownership numbers show the Reporting Person's indirect holdings decreased to 526 directly held Class A shares via The Brian Armstrong Living Trust, while total Class A equivalence remains dominated by trust-held balances (e.g., 22,781,225 shares noted under conversions).
This pattern reflects liquidity management via sales rather than a full divestiture; investors may watch subsequent Form 4 filings over the next 30–120 days for further disposition or plan-derived trades.
Insider Trade Summary
| Type | Security | Shares | Price | Value |
|---|---|---|---|---|
| Conversion | Class B Common Stock | 0 | $0.00 | -- |
| Conversion | Class A Common Stock | 25,000 | $0.00 | -- |
| Sale | Class A Common Stock | 3,849 | $353.859 | $1.36M |
| Sale | Class A Common Stock | 5,274 | $355.0439 | $1.87M |
| Sale | Class A Common Stock | 13,729 | $355.9118 | $4.89M |
| Sale | Class A Common Stock | 2,148 | $356.5371 | $766K |
| holding | Class B Common Stock | -- | -- | -- |
Footnotes (1)
- Represents the conversion of Class B Common Stock held of record by The Brian Armstrong Living Trust into Class A Common Stock. The transactions reported on this line were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 15, 2024, during an open trading window. Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date. Represents the weighted average sale price. Represents the weighted average sale price. The lowest price at which shares were sold was $353.42 and the highest price at which shares were sold was $354.40. The Reporting Person undertakes to provide upon request to the staff of the Securities and Exchange Commission, the Issuer or its stockholders, full information regarding the total number of shares sold at each separate price within the ranges set forth in footnotes (4) through (7) to this Form 4. Represents the weighted average sale price. The lowest price at which shares were sold was $354.43 and the highest price at which shares were sold was $355.41. Represents the weighted average sale price. The lowest price at which shares were sold was $355.42 and the highest price at which shares were sold was $356.41. Represents the weighted average sale price. The lowest price at which shares were sold was $356.43 and the highest price at which shares were sold was $356.80. These shares are held by The Ehrsam 2014 Irrevocable Trust, of which the Reporting Person is trustee. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein, if any.
