Yvonne Greenstreet - Chief Executive Officer, Director at ALNYLAM PHARMACEUTICALS, INC.

Insider Transactions and Holdings

Entity Type: Individual
Role: Chief Executive Officer, Director
Issuer Symbol: ALNY on Nasdaq
All Insider Reports: All Insider Reports

Yvonne Greenstreet - trading volume in the past year for ALNYLAM PHARMACEUTICALS, INC.

	Shares	%	Avg Price	Total $
Buys
Sells	-118,757	100%	$363.38	-$43,154,196
Net	-118,757	-100%		-$43,154,196

Holdings reported by Yvonne Greenstreet for ALNYLAM PHARMACEUTICALS, INC.

Security	Num Shares	Value	Price $	Transaction Date	Ownership	Underlying Class	Underlying Amount
Common Stock	95,695	$31,164,990	$325.67	04 Mar 2026	Direct
Restricted Stock Units	0	$1,445,375	$244.11	27 Feb 2026	Direct	Common Stock
Common Stock	407	$131,167	$322.28	04 Mar 2026	by Managed Account
Stock Price Performance Stock Unit	110,746			02 Mar 2026	Direct	Common Stock
Stock Option (right to buy)	30,425			02 Mar 2026	Direct	Common Stock
Performance Stock Option 2016 (right to buy)	0			12 Nov 2025	Direct	Common Stock
Performance Stock Option 2017 (right to buy)	0			13 Nov 2025	Direct	Common Stock

Transactions reported by Yvonne Greenstreet for ALNYLAM PHARMACEUTICALS, INC.

Sym	Class	Transaction	%	Value $	* Price $	Shares	Shares After	Date	Ownership

* An asterisk sign (*) next to the price indicates that the price is likely invalid.