
Director, Chief Executive Officer · ALNYLAM PHARMACEUTICALS, INC. · Common Stock
Open-market sale
$1.6M reported value · 4.7% of prior position
Disclosed 2 business days after execution (deadline: 2)
First recorded trade by this actor in this security
No clustered activity in the dataset
No material company filing within 60 days after the trade
Executed under a Rule 10b5-1 trading plan
The Insider Score measures how far a disclosure deviates from normal filing patterns. A high score is a prompt for research, not evidence of illegal insider trading.
| Score | Actor | Security | Side | Value | Disclosed | Evidence |
|---|---|---|---|---|---|---|
| 36 | Poulton Jeffrey V.EVP, Chief Financial Officer | Open-market sale | SELL | $27K 76 sh | Jan 14, 2026 traded Jan 12, 2026 | |
| 39 | Poulton Jeffrey V.EVP, Chief Financial Officer | Open-market sale | SELL | $63K 176 sh | Jan 14, 2026 traded Jan 12, 2026 | |
| 29 | Greenstreet YvonneDirector, Chief Executive Officer | Open-market sale | SELL | $44K 118 sh | Jan 14, 2026 traded Jan 12, 2026 | |
| 29 | Greenstreet YvonneDirector, Chief Executive Officer | Open-market sale | SELL | $33K 88 sh | Jan 14, 2026 traded Jan 12, 2026 | |
| 36 | Poulton Jeffrey V.EVP, Chief Financial Officer | Open-market sale | SELL | $28K 78 sh | Jan 14, 2026 traded Jan 12, 2026 | |
| 36 | Tanguler TolgaEVP, Chief Commercial Officer | Open-market sale | SELL | $15K 41 sh | Jan 14, 2026 traded Jan 12, 2026 | |
| 36 | Tanguler TolgaEVP, Chief Commercial Officer | Open-market sale | SELL | $34K 92 sh | Jan 14, 2026 traded Jan 12, 2026 | |
| 36 | Tanguler TolgaEVP, Chief Commercial Officer | Open-market sale | SELL | $26K 73 sh | Jan 14, 2026 traded Jan 12, 2026 | |
| 39 | Poulton Jeffrey V.EVP, Chief Financial Officer | Open-market sale | SELL | $148K 405 sh | Jan 14, 2026 traded Jan 12, 2026 | |
| 39 | Poulton Jeffrey V.EVP, Chief Financial Officer | Open-market sale | SELL | $81K 226 sh | Jan 14, 2026 traded Jan 12, 2026 | |
| 36 | Poulton Jeffrey V.EVP, Chief Financial Officer | Open-market sale | SELL | $25K 72 sh | Jan 14, 2026 traded Jan 12, 2026 | |
| 32 | Greenstreet YvonneDirector, Chief Executive Officer | Open-market sale | SELL | $193K 537 sh | Jan 14, 2026 traded Jan 12, 2026 | |
| 32 | Greenstreet YvonneDirector, Chief Executive Officer | Open-market sale | SELL | $226K 624 sh | Jan 14, 2026 traded Jan 12, 2026 | |
| 19 | Poulton Jeffrey V.EVP, Chief Financial Officer | Grant or award | A | — 6,193 sh | Jan 14, 2026 traded Jan 11, 2026 | |
| 36 | Garg PushkalEVP Chief R&D | Open-market sale | SELL | $14K 39 sh | Jan 14, 2026 traded Jan 12, 2026 | |
| 35 | Greenstreet YvonneDirector, Chief Executive Officer | Open-market sale | SELL | $510K 1,395 sh | Jan 14, 2026 traded Jan 12, 2026 | |
| 39 | Poulton Jeffrey V.EVP, Chief Financial Officer | Open-market sale | SELL | $133K 365 sh | Jan 14, 2026 traded Jan 12, 2026 | |
| 36 | Tanguler TolgaEVP, Chief Commercial Officer | Open-market sale | SELL | $18K 50 sh | Jan 14, 2026 traded Jan 12, 2026 | |
| 20 | Fitzgerald Kevin JosephCSO & EVP, Head of Research | Open-market sale · 10b5-1 plan | SELL | $745 2 sh | Jan 14, 2026 traded Jan 12, 2026 | |
| 36 | Garg PushkalEVP Chief R&D | Open-market sale | SELL | $26K 73 sh | Jan 14, 2026 traded Jan 12, 2026 |
Read directly from the primary public document; every field below is as reported by the filer.
Value = shares × reported price per share
= $1,551,637
Greenstreet Yvonne filed this Form 4 reporting a open-market sale of ALNY on Nov 12, 2025. It became public on Nov 14, 2025. The filing establishes the reported transaction and the filer's stated role. It does not establish why the trade was made or what the filer knew.
No field has changed since this record was first ingested.
No material filings recorded for this issuer.