Yvonne Greenstreet, Chief Executive Officer at ALNYLAM PHARMACEUTICALS, INC. (ALNY), sold 9,577 shares at $353.95 ($3.5M) on 2026-01-12, disclosed to the SEC on 2026-01-14.
Open-market sale of $3.5M ALNY by Chief Executive Officer. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $353.95 | 247 | $87K | 2.5% |
| 2 | $355.16 | 269 | $96K | 2.7% |
| 3 | $356.09 | 263 | $94K | 2.7% |
| 4 | $357.17 | 607 | $217K | 6.2% |
| 5 | $358.18 | 778 | $279K | 8.0% |
| 6 | $359.14 | 537 |
| $193K |
| 5.5% |
| 7 | $360.22 | 980 | $353K | 10.2% |
| 8 | $361.45 | 624 | $226K | 6.5% |
| 9 | $362.38 | 464 | $168K | 4.8% |
| 10 | $363.55 | 301 | $109K | 3.1% |
| 11 | $364.83 | 1,259 | $459K | 13.2% |
| 12 | $365.56 | 1,395 | $510K | 14.7% |
| 13 | $366.41 | 316 | $116K | 3.3% |
| 14 | $367.40 | 261 | $96K | 2.8% |
| 15 | $368.62 | 584 | $215K | 6.2% |
| 16 | $369.48 | 253 | $93K | 2.7% |
| 17 | $370.87 | 118 | $44K | 1.3% |
| 18 | $372.46 | 21 | $8K | 0.2% |
| 19 | $374.44 | 88 | $33K | 0.9% |
| 20 | $375.65 | 118 | $44K | 1.3% |
| 21 | $377.82 | 94 | $36K | 1.0% |
| Total | $362.86 avg | 9,577 | $3.5M | 100% |
| Filing → |
| ALNY | SELL | 2026-02-17 | $2.2M | — | Filing → |
| ALNY | SELL | 2025-11-14 | $23.2M | — | Filing → |
| ALNY | SELL | 2025-10-03 | $8.1M | — | Filing → |