Adam Dubow - May 15, 2024 Form 4 Insider Report for Day One Biopharmaceuticals, Inc. (DAWN)

Role
GENERAL COUNSEL
Signature
/s/ Charles N. York II, as Attorney-in-Fact
Stock symbol
DAWN
Transactions as of
May 15, 2024
Transactions value $
-$52,304
Form type
4
Date filed
5/17/2024, 06:11 PM
Previous filing
Feb 20, 2024

Transactions Table

Type Sym Class Transaction Value $ Shares Change % Price $ Shares After Date Ownership Footnotes
transaction DAWN Common Stock +Options Exercise +2,962 +17.86% 19,547 May 15, 2024 Direct F1
transaction DAWN Common Stock +Options Exercise +1,750 +8.95% 21,297 May 15, 2024 Direct F1
transaction DAWN Common Stock +Options Exercise +3,687 +17.31% 24,984 May 15, 2024 Direct F1
transaction DAWN Common Stock -Sell -$52,304 -3,253 -13.02% $16.08 21,731 May 16, 2024 Direct F2

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 DAWN Restricted Stock Unit (RSU) -Options Exercise $0 -2,962 -9.09% $0.00 29,626 May 15, 2024 Common Stock 2,962 Direct F1, F3
transaction DAWN Restricted Stock Unit (RSU) -Options Exercise $0 -1,750 -9.09% $0.00 17,500 May 15, 2024 Common Stock 1,750 Direct F1, F4
transaction DAWN Restricted Stock Unit (RSU) -Options Exercise $0 -3,687 -6.67% $0.00 51,626 May 15, 2024 Common Stock 3,687 Direct F1, F4

Explanation of Responses:

Id Content
F1 Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock upon settlement for no consideration.
F2 The sale of shares is for the sole purpose of covering the Reporting Person's tax liability with respect to the settlement of RSUs.
F3 The RSUs vest as to 25% of the total award on November 15, 2023, and 1/12th of the remaining amount vest in quarterly installments on February 15, May 15, August 15 and November 15, subject to the Reporting Person's provision of service to the Issuer on each vesting date.
F4 The RSUs will vest as to 1/16th of the total award in quarterly installments on February 15, May 15, August 15 and November 15, subject to the Reporting Person's provision of service to the Issuer on each vesting date.