Form Type: 4

SEC EDGAR Link
Accession Number:0001735276-21-000041
Date:2021-04-19
Issuer: ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Original Submission Date:

Reporting Person:

VAISHNAW AKSHAY
675 WEST KENDALL STREET
HENRI A. TERMEER SQUARE CAMBRIDGE, MA 02142

Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
Title of SecurityTransaction Date2a. Deemed Execution Date Transaction CodeSharesAcquired or DisposedPrice per share 5. Amount of Securities Beneficially Owned Following Reported Transaction 6. Ownership Form Direct or IndirectNature of Indirect Ownership
COMMON STOCK 2021-04-19 A 5,083 a $0.00 22,908 direct
COMMON STOCK 2021-04-19 S 1,678 d $136.76 21,230 direct
COMMON STOCK 2021-04-19 S 989 d $137.60 20,241 direct
COMMON STOCK 2021-04-19 S 622 d $138.64 19,619 direct
COMMON STOCK 2021-04-19 S 417 d $140.02 19,202 direct
COMMON STOCK 2021-04-20 F 2,266 d $131.75 16,936 direct
COMMON STOCK 2021-04-20 F 85 d $134.56 16,851 direct
COMMON STOCK 2021-04-21 S 203 d $135.41 16,648 direct
COMMON STOCK 2021-04-21 S 1,892 d $136.84 14,756 direct
COMMON STOCK 2021-04-21 S 530 d $137.60 14,226 direct
COMMON STOCK 2021-04-21 S 107 d $138.48 14,119 direct
COMMON STOCK 2021-04-19 0 $0.00 515 indirect f11
Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, convertible securities
Title of Derivative Security Conversion or Exercise Price of Derivative Security Transaction Date Deemed Execution Date Transaction Code Number of Derivative Securities Acquired (A) or Disposed of (D) Date ExercisableExpiration Date Title and Amount of Securities Underlying Derivative Security Price of Derivative Security Number of derivative Securities Beneficially Owned Following Reported Transaction(s) Ownership Form: Direct (D) or Indirect (I) Nature of Indirect Beneficial Ownership
Footnotes
IDfootnote
f1 on february 26, 2020, the reporting person was granted performance-based restricted stock units (psu) in connection with the 2019 year-end compensation review. one third of the psu award vests upon the achievement of each of three specific clinical development, regulatory or commercial events. the people, culture and compensation committee of the board determined that the first performance criterion was met and one-third of the psu award vested as of april 19, 2021.
f2 all sales reported on this form 4, other than the sell-to-cover for taxes on april 20, 2021, were made pursuant to a rule 10b5-1 trading plan adopted by the reporting person on february 15, 2021.
f3 sale prices ranged from $136.21 to $137.17.
f4 sale prices ranged from $137.28 to $138.13.
f5 sale prices ranged from $138.34 to $139.27.
f6 sale prices ranged from $139.72 to $140.18.
f7 represents shares automatically sold by the company on behalf of the reporting person pursuant to a mandatory sell-to-cover provision in the psu award agreement required to cover minimum statutory tax withholding obligations that became due upon the vesting event.
f8 sale prices ranged from $135.24 to $135.96.
f9 sale prices ranged from $136.41 to $137.33.
f10 sale prices ranged from $137.42 to $138.10.
f11 reflects shares of alny common stock acquired by the reporting person under the alny 401(k) plan as a result of the alny 401(k) matching contribution program.
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