Form 4 Tracker
Yvonne Greenstreet

Director, Chief Executive Officer · 4 filings · Latest: Mar 4, 2026

ALNYLAM PHARMACEUTICALS, INC.
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Filing
ALNY
Yvonne GreenstreetDirector, Chief Executive OfficerMar 4, 2026
Sale
$323.082,933$947.6K95,695
ALNY
Yvonne GreenstreetDirector, Chief Executive OfficerMar 2, 2026
Sale
$327.656,799$2.2M98,628
ALNY
Yvonne GreenstreetDirector, Chief Executive OfficerFeb 27, 2026
Option Exercise
$0.005,92191,583
ALNY
Yvonne GreenstreetDirector, Chief Executive OfficerFeb 13, 2026
Sale
$310.086,958$2.2M85,662
ALNY
Greenstreet YvonneNov 12, 2025
Proposed Sale
$453.1025,650$11.6M
ALNY
Greenstreet YvonneJun 2, 2025
Proposed Sale
$303.1019,297$5.8M
ALNY
Greenstreet YvonneMay 30, 2025
Proposed Sale
$304.3931,640$9.6M