Akshay Vaishnaw - Dec 31, 2021 Form 4 Insider Report for ALNYLAM PHARMACEUTICALS, INC. (ALNY)

Role
President
Signature
By: /s/ Mary Beth DeLena, Attorney-in-Fact For: Akshay K. Vaishnaw
Stock symbol
ALNY
Transactions as of
Dec 31, 2021
Transactions value $
$0
Form type
4
Date filed
1/4/2022, 03:04 PM
Previous filing
Dec 23, 2021
Next filing
Feb 25, 2022

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction ALNY Stock Option (right to buy) Award $0 +22.4K $0.00 22.4K Dec 31, 2021 Common Stock 22.4K $169.58 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The stock option vests as to 25% of the shares on the 1st anniversary of the date of the stock option grant and as to an additional 6.25% of the shares each successive three month period thereafter.