Yvonne Greenstreet - Apr 26, 2023 Form 4 Insider Report for ALNYLAM PHARMACEUTICALS, INC. (ALNY)

Signature
By: /s/ Andrew Mayer, Attorney-in-Fact For: Yvonne Greenstreet
Stock symbol
ALNY
Transactions as of
Apr 26, 2023
Transactions value $
-$1,481,811
Form type
4
Date filed
4/28/2023, 05:55 PM
Previous filing
Mar 1, 2023
Next filing
Aug 7, 2023

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction ALNY Common Stock Award $0 +17K +80.74% $0.00 37.9K Apr 26, 2023 Direct F1
transaction ALNY Common Stock Sale -$121K -628 -1.65% $193.18 37.3K Apr 27, 2023 Direct F2, F3
transaction ALNY Common Stock Sale -$562K -2.9K -7.77% $193.93 34.4K Apr 27, 2023 Direct F2, F4
transaction ALNY Common Stock Sale -$629K -3.23K -9.37% $194.94 31.2K Apr 27, 2023 Direct F2, F5
transaction ALNY Common Stock Sale -$64.8K -331 -1.06% $195.65 30.9K Apr 27, 2023 Direct F2, F6
transaction ALNY Common Stock Sale -$105K -533 -1.73% $197.08 30.3K Apr 27, 2023 Direct F2
holding ALNY Common Stock 407 Apr 26, 2023 by Managed Account F7
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 On February 23, 2022, the reporting person was granted performance-based stock units (PSUs) in connection with the issuer 2021 year-end compensation review. The PSUs vest in separate installments based on the achievement of three specified performance measures as determined by the People, Culture and Compensation Committee of the issuer Board of Directors. The shares reported were issued to the reporting person upon vesting of one-third of the PSUs based on achievement of a corresponding performance measure relating to the issuer public reporting of human proof-of-concept of an investigational therapeutic directed to an extrahepatic target (central nervous system, or CNS).
F2 Represents shares automatically sold by the Company on behalf of the reporting person pursuant to a mandatory sell-to-cover provision in the award agreement required to cover minimum statutory tax withholding obligations that became due upon the vesting and settlement of restricted stock units reported in this form.
F3 The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $ 192.47 to $193.47. The reporting person will provide to the issuer, any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.
F4 The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $ 193.48 to $194.48. The reporting person will provide to the issuer, any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.
F5 The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $ 194.49 to $195.49. The reporting person will provide to the issuer, any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.
F6 The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $ 195.50 to $196.09. The reporting person will provide to the issuer, any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.
F7 Reflects shares of ALNY common stock acquired by the reporting person under the issuer 401(k) plan as a result of the issuer 401(k) matching contribution program.