Elizabeth Buck Form 3 Black Diamond Therapeutics / Elizabeth Buck ownership change

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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1. Name and Address of Reporting Person^*

Buck Elizabeth

(Last) (First) (Middle)

ONE MAIN STREET

10TH FLOOR

(Street)

CAMBRIDGE MA 02142

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
09/15/2021

3. Issuer Name and Ticker or Trading Symbol
Black Diamond Therapeutics, Inc. [ BDTX ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
Chief Scientific Officer

5. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	95,192	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option (Right to Buy)	(1)	09/12/2028	Common Stock	16,579	0.72	D
Stock Option (Right to Buy)	(2)	03/03/2029	Common Stock	8,289	3.2	D
Stock Option (Right to Buy)	(3)	08/13/2029	Common Stock	74,714	6.42	D
Stock Option (Right to Buy)	(4)	12/04/2029	Common Stock	22,382	10.86	D
Stock Option (Right to Buy)	(5)	01/28/2030	Common Stock	29,842	19	D
Stock Option (Right to Buy)	(6)	02/16/2031	Common Stock	50,000	28.69	D

Explanation of Responses:

1. 25% of the shares subject to this option vested and became exercisable on September 13, 2019, with the remainder vesting in 36 equal monthly installments thereafter.

2. 25% of the shares subject to this option vested and became exercisable on December 11, 2019, with the remainder vesting in 36 equal monthly installments thereafter.

3. 25% of the shares subject to this option vested and became exercisable on August 14, 2020, with the remainder vesting in 36 equal monthly installments thereafter.

4. 25% of the shares subject to this option vested and became exercisable on December 5, 2020, with the remainder vesting in 36 equal monthly installments thereafter.

5. 25% of the shares subject to this option vested and became exercisable on February 3, 2021, with the remainder vesting in 36 equal monthly installments thereafter.

6. 25% of the shares subject to this option shall vest and become exercisable on February 17, 2022, with the remainder vesting in 36 equal monthly installments thereafter.

Remarks:

Exhibit 24 Power of Attorney

	/s/ Brent Hatzis-Schoch, Attorney-in-Fact	09/17/2021
	** 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.
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