21 insiders reported 141 Form 4 transactions for Avidity Biosciences, Inc. (RNA) over the past 18 months (most recent 2026-04-22). Recent activity: Hughes Steven George (Chief Medical Officer) Buy 30,000 shares, Gallagher Kathleen P. (See Remarks) Buy 102,500 shares, Kenney Stephanie (See Remarks) Buy 30,000 shares, Winslow Brendan R. (Chief Financial Officer) Buy 30,000 shares, Hoyos Rocio Martin (Chief Strategy Officer) Buy 30,000 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-04-22 | Hughes Steven George | Chief Medical Officer | Buy | 30,000 | $0 |
| 2026-04-22 | Gallagher Kathleen P. | See Remarks | Buy | 102,500 | $0 |
| 2026-04-22 | Kenney Stephanie | See Remarks | Buy | 30,000 | $0 |
| 2026-04-22 | Winslow Brendan R. | Chief Financial Officer | Buy | 30,000 | $0 |
| 2026-04-22 | Hoyos Rocio Martin | Chief Strategy Officer | Buy | 30,000 | $0 |
| 2026-04-22 | Younis Husam | Chief Scientific Officer | Buy | 30,000 | $0 |
| 2026-01-23 | Flanagan W. Michael | Chief Scientific Officer | Sell | 2,558 | $185,327 |
| 2026-01-23 | MacLean Michael F | Chief Financial Officer | Sell | 2,735 | $198,151 |
| 2026-01-23 | LEVIN ARTHUR A | Director | Sell | 1,758 | $127,367 |
| 2026-01-23 | McCarthy Teresa | Chief Human Resources Officer | Sell | 1,476 | $106,936 |
| 2026-01-23 | McCarthy Teresa | Chief Human Resources Officer | Sell | 1,453 | $105,270 |
| 2026-01-23 | Flanagan W. Michael | Chief Scientific Officer | Sell | 3,976 | $288,061 |
| 2026-01-23 | MacLean Michael F | Chief Financial Officer | Sell | 1,807 | $130,917 |
| 2026-01-23 | Hughes Steven George | Chief Medical Officer | Sell | 2,017 | $146,132 |
| 2026-01-23 | Hughes Steven George | Chief Medical Officer | Sell | 2,878 | $208,511 |
| 2026-01-23 | Boyce Sarah | President and CEO | Sell | 6,394 | $463,245 |
| 2026-01-23 | Boyce Sarah | President and CEO | Sell | 7,993 | $579,093 |
| 2026-01-09 | Boyce Sarah | President and CEO | Sell | 8,576 | $619,444 |
| 2026-01-09 | Moriarty John B | Chief Legal Officer | Sell | 2,374 | $171,474 |
| 2026-01-09 | Flanagan W. Michael | Chief Scientific Officer | Sell | 2,373 | $171,402 |
| 2026-01-09 | McCarthy Teresa | Chief Human Resources Officer | Sell | 1,965 | $141,932 |
| 2026-01-09 | MacLean Michael F | Chief Financial Officer | Sell | 1,974 | $142,582 |
| 2026-01-09 | Calderaro Charles III | Chief Technical Officer | Sell | 3,727 | $269,201 |
| 2026-01-09 | Hughes Steven George | Chief Medical Officer | Sell | 2,373 | $171,402 |
| 2025-12-22 | LEVIN ARTHUR A | Director | Sell | 1,330 | $0 |
Source: SEC Form 4 filings · as of 2026-04-22