Armstrong Brian
Chairman and CEO
Armstrong Brian has filed 16 SEC Form 4 filings (126 transaction rows) across 1 company, with disclosures dating back to 2025. 11 of those filings fall inside the rolling window. Most recent filing: Jan 7, 2026.
Companies traded
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$102.1M
reported sales (SEC code S)
Companies
1
in the rolling window
| Source | |||||||
|---|---|---|---|---|---|---|---|
| COIN | Chairman and CEO | Sale | 40,000 | $10.0M | Jan 7 | SEC ↗ | |
| COIN | Chairman and CEO | Sale | 40,000 | $10.0M | Dec 23 | SEC ↗ | |
| COIN | Chairman and CEO | Sale | 40,000 | $11.0M | Dec 10 | SEC ↗ | |
| COIN | Chairman and CEO | Sale | 40,000 | $10.3M | Dec 10 | SEC ↗ | |
| COIN | Chairman and CEO | Sale | 40,000 | $10.9M | Nov 19 | SEC ↗ | |
| COIN | Chairman and CEO | Sale | 25,000 | $8.0M | Nov 14 | SEC ↗ | |
| COIN | Chairman and CEO | Sale | 25,000 | $8.4M | Nov 5 | SEC ↗ | |
| COIN | Chairman and CEO | Sale | 25,000 | $9.0M | Oct 15 | SEC ↗ | |
| COIN | Chairman and CEO | Sale | 25,000 | $8.9M | Oct 6 | SEC ↗ | |
| COIN | Chairman and CEO | Sale | 25,000 | $8.1M | Sep 17 | SEC ↗ | |
| COIN | Chairman and CEO | Sale | 25,000 | $7.6M | Sep 8 | SEC ↗ |