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ALNYAlnylam Pharmaceuticals, Inc.

Yvonne Greenstreet

Chief Executive Officer, Director at Alnylam Pharmaceuticals, Inc., as of Sep 22, 2026Sold $20.4M of stock in the past 12 months: 57% under a disclosed plan and 43% to cover taxes.

Updated Oct 16, 2026 from SEC filings · covers Oct 17, 2025 to Oct 16, 2026
52K
shares sold, past 12 months
6
days with sales
$7.1M
largest single day, Nov 12, 2025
1
company filed for

Share of stake sold and shares held at Alnylam Pharmaceuticals, Inc. are being verified and not shown yet. Why

Selling by month

Oct 2025 to Oct 2026. Each sale is counted once: under a disclosed plan, else to cover taxes, else no plan disclosed.

Disclosed planTo cover taxesOne dollar scale for every month; the tallest bar is labeled
OctNov 2025: $11.6M under a disclosed plan$11.6MNovDecJan 2026: $3.5M to cover taxesJanFeb 2026: $2.2M to cover taxesFebMar 2026: $3.2M to cover taxesMarAprMayJunJulAugSepOct

Pattern

What the filings show, past 12 months. Nothing here rates or predicts.

Roles from filings

Every company we track where this person has filed, newest filing first.

CompanyTitleFirst filingLatest filing
Alnylam Pharmaceuticals, Inc. (ALNY)Chief Executive Officer, DirectorSep 21, 2016Sep 22, 2026

Recent filings

The last 5 days with transactions, newest first, one line per trade date. Each number links to an SEC filing.

This page shows only what this person reported on SEC ownership filings. See the methodology. Spotted something wrong? Report an error.