20 insiders reported 697 Form 4 transactions for ALNYLAM PHARMACEUTICALS, INC. (ALNY) over the past 18 months (most recent 2026-06-03). Recent activity: PYOTT DAVID E I (Director) Buy 3,830 shares, PYOTT DAVID E I (Director) Sell 921 shares, PYOTT DAVID E I (Director) Sell 1,175 shares, PYOTT DAVID E I (Director) Sell 1,222 shares, PYOTT DAVID E I (Director) Sell 495 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-03 | PYOTT DAVID E I | Director | Buy | 3,830 | $0 |
| 2026-06-03 | PYOTT DAVID E I | Director | Sell | 921 | $274,191 |
| 2026-06-03 | PYOTT DAVID E I | Director | Sell | 1,175 | $351,219 |
| 2026-06-03 | PYOTT DAVID E I | Director | Sell | 1,222 | $366,441 |
| 2026-06-03 | PYOTT DAVID E I | Director | Sell | 495 | $148,856 |
| 2026-06-03 | PYOTT DAVID E I | Director | Sell | 17 | $5,145 |
| 2026-05-22 | Arbuckle Stuart A | Director | Buy | 671 | $0 |
| 2026-05-22 | KELLOGG PETER N | Director | Buy | 671 | $0 |
| 2026-05-22 | HAMBURG MARGARET A | Director | Buy | 671 | $0 |
| 2026-05-22 | Ausiello Dennis A | Director | Buy | 671 | $0 |
| 2026-05-22 | SCHULMAN AMY W | Director | Buy | 838 | $0 |
| 2026-05-22 | BRANDICOURT OLIVIER | Director | Buy | 671 | $0 |
| 2026-05-22 | PYOTT DAVID E I | Director | Buy | 671 | $0 |
| 2026-05-22 | Sigal Charles Elliott | Director | Buy | 671 | $0 |
| 2026-05-22 | Reitan Colleen F | Director | Buy | 671 | $0 |
| 2026-05-14 | SCHULMAN AMY W | Director | Buy | 11,250 | $789,750 |
| 2026-04-07 | McLaughlin Melissa | Chief Human Resources Officer | Sell | 265 | $83,902 |
| 2026-04-07 | McLaughlin Melissa | Chief Human Resources Officer | Sell | 359 | $113,961 |
| 2026-04-07 | McLaughlin Melissa | Chief Human Resources Officer | Sell | 209 | $66,560 |
| 2026-04-07 | McLaughlin Melissa | Chief Human Resources Officer | Sell | 86 | $27,493 |
| 2026-04-07 | McLaughlin Melissa | Chief Human Resources Officer | Sell | 147 | $47,131 |
| 2026-04-07 | McLaughlin Melissa | Chief Human Resources Officer | Sell | 224 | $72,047 |
| 2026-04-07 | McLaughlin Melissa | Chief Human Resources Officer | Sell | 245 | $79,101 |
| 2026-04-07 | McLaughlin Melissa | Chief Human Resources Officer | Sell | 81 | $26,215 |
| 2026-04-07 | McLaughlin Melissa | Chief Human Resources Officer | Sell | 8 | $2,604 |
Source: SEC Form 4 filings · as of 2026-06-03