SEC FORM
3
SEC Form 3
| FORM 3 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES
Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
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| OMB APPROVAL |
| OMB Number: |
3235-0104 |
| Estimated average burden |
| hours per response: |
0.5 |
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1. Name and Address of Reporting Person*
| 2000 SIERRA POINT PARKWAY, SUITE 501 |
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(Street)
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2. Date of Event Requiring Statement
(Month/Day/Year)
11/06/2023
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3. Issuer Name and Ticker or Trading Symbol
Day One Biopharmaceuticals, Inc.
[ DAWN ]
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4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
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Director |
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10% Owner |
| X |
Officer (give title below) |
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Other (specify below) |
| General Counsel |
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5. If Amendment, Date of Original Filed
(Month/Day/Year)
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6. Individual or Joint/Group Filing (Check Applicable Line)
| X |
Form filed by One Reporting Person |
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Form filed by More than One Reporting Person |
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| Table I - Non-Derivative Securities Beneficially Owned |
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| 1. Title of Security (Instr.
4)
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2.
Amount of Securities Beneficially Owned (Instr.
4)
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3. Ownership Form: Direct (D) or Indirect (I) (Instr.
5)
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4. Nature of Indirect Beneficial Ownership (Instr.
5)
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| Common Stock |
3,141 |
D |
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Table II - Derivative Securities Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
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|---|
| 1. Title of Derivative Security (Instr.
4)
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2. Date Exercisable and Expiration Date
(Month/Day/Year) |
3. Title and Amount of Securities Underlying Derivative Security (Instr.
4)
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4. Conversion or Exercise Price of Derivative Security
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5. Ownership Form: Direct (D) or Indirect (I) (Instr.
5)
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6. Nature of Indirect Beneficial Ownership (Instr.
5)
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| Date Exercisable |
Expiration Date |
Title |
Amount or Number of Shares |
| Stock Option (Right to Buy) |
|
10/30/2032 |
Common Stock |
309,000 |
21.14 |
D |
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| Stock Option (Right to Buy) |
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01/16/2033 |
Common Stock |
90,000 |
23.41 |
D |
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| Restricted Stock Units |
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|
Common Stock |
47,400 |
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D |
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| Restricted Stock Units |
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Common Stock |
22,750 |
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D |
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| Explanation of Responses: |
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| Remarks: |
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/s/ Charles N. York II, Attorney-in-Fact |
11/16/2023 |
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** Signature of Reporting Person |
Date |
| Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. |
| * If the form is filed by more than one reporting person,
see
Instruction
5
(b)(v). |
| ** Intentional misstatements or omissions of facts constitute Federal Criminal Violations
See
18 U.S.C. 1001 and 15 U.S.C. 78ff(a). |
| Note: File three copies of this Form, one of which must be manually signed. If space is insufficient,
see
Instruction 6 for procedure. |
| Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number. |
POWER OF ATTORNEY
KNOW ALL BY THESE PRESENTS, that the undersigned hereby constitutes and appoints
Jeremy Bender and Charles N. York II , his true and lawful attorney-in-fact to:
(1) execute for and on behalf of the undersigned, in the undersigned's capacity
as a representative of Day One Biopharmaceuticals, Inc. (the "Company"), any and
all Form 3, 4 or 5 reports required to be filed by the undersigned in accordance
with Section 16(a) of the Securities Exchange Act of 1934, as amended ("Exchange
Act"), and the rules thereunder with respect to transactions in securities of
the Company;
(2) do and perform any and all acts for and on behalf of the undersigned which
may be necessary or desirable to complete and execute any such Form 3, 4 or 5
report and timely file such report with the U.S. Securities and Exchange
Commission and any stock exchange or similar authority; and
(3) take any other action of any type whatsoever in connection with the
foregoing which, in the opinion of such attorney in-fact, may be of benefit to,
in the best interest of, or legally required by, the undersigned, it being
understood that the documents executed by such attorney in-fact on behalf of the
undersigned, pursuant to this Power of Attorney, shall be in such form and shall
contain such terms and conditions as such attorney-in-fact may approve in
her/his discretion.
The undersigned hereby grants to each such attorney-in-fact full power and
authority to do and perform each and every act and thing whatsoever requisite,
necessary and proper to be done in the exercise of any of the rights and powers
herein granted, as fully to all intents and purposes as the undersigned might or
could do if personally present, with full power of substitution or revocation,
hereby ratifying and confirming all that such attorney-in-fact, or her/his
substitute or substitutes, shall lawfully do or cause to be done by virtue of
this Power of Attorney and the rights and powers herein granted. The
undersigned acknowledges that no such attorney in-fact, in serving in such
capacity at the request of the undersigned, is hereby assuming, nor is the
Company hereby assuming, any of the undersigned's responsibilities to comply
with Section 16 of the Exchange Act.
This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Form 3, 4 or 5 reports with respect to
the undersigned's holdings of and transactions in securities issued by the
Company, unless earlier revoked by the undersigned in a signed writing delivered
to the foregoing attorneys-in-fact.
IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be
executed as of 10/31/2023.
/s/ Adam Dubow
Adam Dubow
