Keyes Jeffry R. insider trades
Keyes Jeffry R. has filed 20 Form 4s with the SEC that we hold, for Quantum-Si Inc (QSI) (Chief Financial Officer) and CNS Pharmaceuticals, Inc. (CNSP) (Director). Across all of them we count 2 purchases worth $124.0K and 13 sales worth $145.6K reported on Form 4. In the last 12 months: 0 purchases ($0) and 9 sales ($106.9K). The largest single trade was a purchase of 50,000 shares of Quantum-Si Inc worth $80.5K, dated 2024-03-05. Of 2 sales filed since we began reading the 10b5-1 checkbox, 0 (0%) were marked as made under a 10b5-1 trading plan. The first filing on our record is dated 2021-07-16 and the latest 2026-09-23.
Quantum-Si Inc (QSI)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2024-03-05 | P, purchase reported on Form 4 | 50,000 | $80.5K | 2024-03-06 |
| 2024-08-09 | P, purchase reported on Form 4 | 50,000 | $43.5K | 2024-08-13 |
| 2025-03-21 | S, sale reported on Form 4 | 8,626 | $12.0K | 2025-03-24 |
| 2025-06-23 | S, sale reported on Form 4 | 8,624 | $13.9K | 2025-06-24 |
| 2025-09-22 | S, sale reported on Form 4 | 3,873 | $6.5K | 2025-09-24 |
| 2025-09-23 | S, sale reported on Form 4 | 3,873 | $6.4K | 2025-09-24 |
| 2025-12-22 | S, sale reported on Form 4 | 8,627 | $11.0K | 2025-12-22 |
| 2026-03-20 | S, sale reported on Form 4 | 4,233 | $3.6K | 2026-03-24 |
| 2026-03-23 | S, sale reported on Form 4 | 4,422 | $3.7K | 2026-03-24 |
| 2026-04-20 | S, sale reported on Form 4 | 37,382 | $37.8K | 2026-04-22 |
| 2026-04-21 | S, sale reported on Form 4 | 37,381 | $37.4K | 2026-04-22 |
| 2026-06-22 | S, sale reported on Form 4 | 4,116 | $4.0K | 2026-06-24 |
| 2026-06-23 | S, sale reported on Form 4 | 4,117 | $3.7K | 2026-06-24 |
| 2026-09-21 | S, sale reported on Form 4 | 5,172 | $3.9K | 2026-09-23 |
| 2026-09-22 | S, sale reported on Form 4 | 2,493 | $1.9K | 2026-09-23 |
CNS Pharmaceuticals, Inc. (CNSP)
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
Counted from the Form 4 filings this reporting owner (SEC CIK 1557736) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.
Source: U.S. Securities and Exchange Commission (EDGAR) and other official
government data · Updated 2026-10-12 ·
For informational purposes only, not investment advice.
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