Back to Trades
Armstrong Brian
Chairman and CEODirector10% OwnerCIK 0001851492
Total Volume
$342.2M
14 filings
Purchases
$0
0 buy txns
Sales
$336.2M
81 sell txns
Net Activity
-$336.2M
net sold
Largest Purchase
No open-market purchases in the recent filings.
Profile
- Filings
- 14
- Buy transactions
- 0
- Sell transactions
- 81
- Companies
- 1
- Active
- 2025–2026
Armstrong Brian, Chairman and CEO, Director, 10% Owner, accounts for 14 disclosed filings worth $342.2M, all concentrated in Coinbase Global, Inc. (COIN), active 2025–2026. The record is heavily weighted toward selling, with $0 in purchases against $336.2M in sales. Data is sourced from official SEC Form 3, 4, and 5 filings.
Associated Companies
Trading History
14 loaded
| Jan 7 | COIN Coinbase Global, Inc. | Armstrong Brian | Chairman and CEO, Director, 10% Owner | Sell | $10.0M |
| Dec 10 | COIN Coinbase Global, Inc. | Armstrong Brian | Chairman and CEO, Director, 10% Owner | Sell | $10.3M |
| Dec 10 | COIN Coinbase Global, Inc. | Armstrong Brian | Chairman and CEO, Director, 10% Owner | Sell | $11.0M |
| Nov 19 | COIN Coinbase Global, Inc. | Armstrong Brian | Chairman and CEO, Director, 10% Owner | Sell | $10.9M |
| Nov 14 | COIN Coinbase Global, Inc. | Armstrong Brian | Chairman and CEO, Director, 10% Owner | Sell | $8.0M |
| Nov 5 | COIN Coinbase Global, Inc. | Armstrong Brian | Chairman and CEO, Director, 10% Owner | Sell | $8.4M |
| Oct 15 | COIN Coinbase Global, Inc. | Armstrong Brian | Chairman and CEO, Director, 10% Owner | Sell | $9.0M |
| Oct 6 | COIN Coinbase Global, Inc. | Armstrong Brian | Chairman and CEO, Director, 10% Owner | Sell | $8.9M |
| Sep 17 | COIN Coinbase Global, Inc. | Armstrong Brian | Chairman and CEO, Director, 10% Owner | Sell | $8.1M |
| Sep 8 | COIN Coinbase Global, Inc. | Armstrong Brian | Chairman and CEO, Director, 10% Owner | Sell | $7.6M |
| Aug 14 | COIN Coinbase Global, Inc. | Armstrong Brian | Chairman and CEO, Director, 10% Owner | Sell | $8.2M |
| Aug 6 | COIN Coinbase Global, Inc. | Armstrong Brian | Chairman and CEO, Director, 10% Owner | Sell | $7.9M |
| Jul 17 | COIN Coinbase Global, Inc. | Armstrong Brian | Chairman and CEO, Director, 10% Owner | Sell | $151.8M |
| Jul 15 | COIN Coinbase Global, Inc. | Armstrong Brian | Chairman and CEO, Director, 10% Owner | Sell | $76.3M |
14 filings