Insiders / Horn Margaret A
Horn Margaret A
CIK 1294192personinsider
Companies
1
First seen
Jan 9, 2026
Last activity
Jun 17, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Revolution Medicines, Inc. · RVMD | 154,647 | — |
All securities held
2 positions · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Revolution Medicines, Inc. | Common Stock | 154,647 |
| Revolution Medicines, Inc. | Stock Option (Right to Buy)Derivative | 114,275 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Jun 15, 2026 | Sell | RVMD Revolution Medicines, Inc. Common Stock | $9.67M | -60K -27.63% | 158,222 0.07% of shares | medium |
| Jan 7, 2026 | Sell | RVMD Revolution Medicines, Inc. Common Stock | $5.31M | -53K -24.58% | 162,957 0.08% of shares | medium |
| Jun 17, 2026 | Sell | RVMD Revolution Medicines, Inc. Common Stock | $4.74M | -30K -16.07% | 154,647 0.07% of shares | medium |
| Jan 7, 2026 | Exercise | RVMD Revolution Medicines, Inc. Common Stock | $2.18M | +51K +36.44% | 192,459 0.09% of shares | low |
| Jan 7, 2026 | Sell | RVMD Revolution Medicines, Inc. Common Stock | $2.06M | -20K -12.40% | 142,753 0.07% of shares | medium |
| Jun 15, 2026 | Exercise | RVMD Revolution Medicines, Inc. Common Stock | $1.34M | +45K +25.81% | 218,622 0.10% of shares | low |
| Jan 7, 2026 | Exercise | RVMD Revolution Medicines, Inc. Common Stock | $703.1K | +24K +12.26% | 216,053 0.10% of shares | low |
| Jun 11, 2026 | Sell | RVMD Revolution Medicines, Inc. Common Stock | $688.4K | -5K -2.82% | 158,422 0.07% of shares | medium |
| Jun 17, 2026 | Exercise | RVMD Revolution Medicines, Inc. Common Stock | $681.7K | +26K +16.23% | 184,247 0.09% of shares | low |
| Jun 15, 2026 | Exercise | RVMD Revolution Medicines, Inc. Common Stock | $633.3K | +16K +9.83% | 173,768 0.08% of shares | low |