Form 4 for ALNY ALNYLAM PHARMACEUTICALS, INC.
Accepted 2025-12-01 00:00:00 ET · period of report 2025-11-26 · accession 0001735276-25-000125 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2025-12-01 | 2025-11-26 | ALNY | Greenstreet Yvonne | CEO, Dir | F - Tax | $445.12 | -1,121 | 69.0K | -2% | -$499.0K |
| DM | 2025-12-01 | 2025-11-26 | ALNY | Greenstreet Yvonne | CEO, Dir | M - OptEx | $106.40 | +4,697 | 68.6K | +7% | +$499.8K |
| DM | 2025-12-01 | 2025-11-26 | ALNY | Greenstreet Yvonne | CEO, Dir | M - OptEx | $0.00 | -4,697 | 0 | -100% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2025-11-26 | F | D | 1,121 | $445.12 | 68,985 | D | — | — | |
| 2 | Common | Common Stock | 2025-11-26 | M | A | 847 | $118.05 | 69,447 | D | — | — | |
| 3 | Common | Common Stock | 2025-11-26 | M | A | 659 | $151.59 | 70,106 | D | — | — | |
| 4 | Common | Common Stock | 2025-11-26 | M | A | 839 | $119.13 | 66,248 | D | — | — | |
| 5 | Common | Common Stock | 2025-11-26 | M | A | 2,352 | $85.00 | 68,600 | D | — | — | |
| 6 | Derivative | Stock Option (right to buy) | 2025-11-26 | M | D | 2,352 | $0.00 | 0 | D | $85.00 · — to 2029-02-27 | 2,352 Common Stock | (F2) This stock option was fully vested and exercisable as of February 28, 2023. |
| 7 | Derivative | Stock Option (right to buy) | 2025-11-26 | M | D | 839 | $0.00 | 0 | D | $119.13 · — to 2028-02-28 | 839 Common Stock | (F4) This stock option was fully vested and exercisable as of December 1, 2021. |
| 8 | Derivative | Stock Option (right to buy) | 2025-11-26 | M | D | 659 | $0.00 | 28,141 | D | $151.59 · — to 2031-02-23 | 659 Common Stock | (F5) This stock option was fully vested and exercisable as of February 24, 2025. |
| 9 | Derivative | Stock Option (right to buy) | 2025-11-26 | M | D | 847 | $0.00 | 0 | D | $118.05 · — to 2030-02-25 | 847 Common Stock | (F3) This stock option was fully vested and exercisable as of February 26, 2024. |