Gallagher Kathleen P. (CIK 2048409) reported 23 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-04-22). Recent activity: Buy RNA (102,500 shares), Sell RNAM (80,303 shares), Buy RNA (72,000 shares), Sell RNA (33,336 shares), Sell RNA (8,030 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-04-22 | Atrium Therapeutics, Inc. (RNA) | See Remarks | Buy | 102,500 | $0 |
| 2026-02-27 | Avidity Biosciences, Inc. (RNAM) | Chief Program Officer | Sell | 80,303 | $0 |
| 2025-12-19 | Avidity Biosciences, Inc. (RNA) | Chief Program Officer | Buy | 72,000 | $0 |
| 2025-12-19 | Avidity Biosciences, Inc. (RNA) | Chief Program Officer | Sell | 33,336 | $2.4M |
| 2025-12-19 | Avidity Biosciences, Inc. (RNA) | Chief Program Officer | Sell | 8,030 | $577,116 |
| 2025-09-02 | Avidity Biosciences, Inc. (RNA) | Chief Program Officer | Sell | 188 | $8,915 |
| 2025-06-18 | Avidity Biosciences, Inc. (RNA) | Chief Program Officer | Sell | 911 | $27,549 |
| 2025-06-04 | Avidity Biosciences, Inc. (RNA) | Chief Program Officer | Buy | 5,875 | $97,819 |
| 2025-06-04 | Avidity Biosciences, Inc. (RNA) | Chief Program Officer | Sell | 5,875 | $190,820 |
| 2025-05-02 | Avidity Biosciences, Inc. (RNA) | Chief Program Officer | Buy | 5,875 | $97,819 |
| 2025-05-02 | Avidity Biosciences, Inc. (RNA) | Chief Program Officer | Sell | 5,875 | $190,350 |
| 2025-04-03 | Avidity Biosciences, Inc. (RNA) | Chief Program Officer | Buy | 5,546 | $81,526 |
| 2025-04-03 | Avidity Biosciences, Inc. (RNA) | Chief Program Officer | Sell | 5,546 | $154,345 |
| 2025-04-03 | Avidity Biosciences, Inc. (RNA) | Chief Program Officer | Buy | 329 | $5,478 |
| 2025-04-03 | Avidity Biosciences, Inc. (RNA) | Chief Program Officer | Sell | 329 | $9,156 |
| 2025-03-04 | Avidity Biosciences, Inc. (RNA) | Chief Program Officer | Buy | 5,875 | $86,362 |
| 2025-03-04 | Avidity Biosciences, Inc. (RNA) | Chief Program Officer | Sell | 5,875 | $172,784 |
| 2025-02-05 | Avidity Biosciences, Inc. (RNA) | Chief Program Officer | Buy | 5,875 | $97,819 |
| 2025-02-05 | Avidity Biosciences, Inc. (RNA) | Chief Program Officer | Sell | 5,875 | $188,940 |
| 2025-01-23 | Avidity Biosciences, Inc. (RNA) | Chief Program Officer | Sell | 1,295 | $37,024 |
| 2025-01-23 | Avidity Biosciences, Inc. (RNA) | Chief Program Officer | Sell | 670 | $19,162 |
| 2025-01-23 | Avidity Biosciences, Inc. (RNA) | Chief Program Officer | Sell | 1,817 | $51,948 |
| 2025-01-23 | Avidity Biosciences, Inc. (RNA) | Chief Program Officer | Sell | 5,629 | $169,771 |
Source: SEC Form 4 filings · as of 2026-04-22