SEC Form 4

FORM 4		UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* Versant Venture Capital VI, L.P. (Last) (First) (Middle) ONE SANSOME STREET SUITE 3630 (Street) SAN FRANCISCO CA 94104 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol Black Diamond Therapeutics, Inc. [ BDTX ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director X 10% Owner Officer (give title below) Other (specify below)
	3. Date of Earliest Transaction (Month/Day/Year) 08/10/2020
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) Form filed by One Reporting Person X Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	08/10/2020		S(1)		725	D	$33.0382(2)	1,126,661	I	See Footnote(3)
Common Stock	08/10/2020		S(1)		5,492	D	$33.0382(2)	6,803,922	D(4)
Common Stock	08/11/2020		S(1)		883	D	$33.0813(5)	1,125,778	I	See Footnote(3)
Common Stock	08/11/2020		S(1)		6,692	D	$33.0813(5)	6,797,230	D(4)
Common Stock								2,017,016	I	See Footnote(6)
Common Stock								601,445	I	See Footnote(7)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

1. Name and Address of Reporting Person* Versant Venture Capital VI, L.P. (Last) (First) (Middle) ONE SANSOME STREET SUITE 3630 (Street) SAN FRANCISCO CA 94104 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Versant Voyageurs I Parallel, L.P. (Last) (First) (Middle) ONE SANSOME STREET SUITE 3630 (Street) SAN FRANCISCO CA 94104 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Versant Voyageurs I, L.P. (Last) (First) (Middle) ONE SANSOME STREET SUITE 3630 (Street) SAN FRANCISCO CA 94104 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Versant Vantage I, L.P. (Last) (First) (Middle) ONE SANSOME STREET SUITE 3630 (Street) SAN FRANCISCO CA 94104 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

Explanation of Responses:

1. The sale of these shares were effected pursuant to Rule 10b5-1 trading plans adopted by each of Versant Vantage I, L.P. ("Versant Vantage I") and Versant Venture Capital VI, L.P. ("Versant VI").

2. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.00 to $33.23, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2) to this Form 4.

3. Shares held by Versant Vantage I. Versant Vantage I GP, L.P. ("Versant Vantage I GP LP") is the general partner of Versant Vantage I, and Versant Vantage I GP-GP, LLC ("Versant Vantage I GP-GP") is the general partner of Versant Vantage I GP LP. Bradley J. Bolzon is a managing member of Versant Vantage I GP-GP and may be deemed to share voting and dispositive power over the shares held by Versant Vantage I; however, he disclaims beneficial ownership of such securities, except to the extent of his pecuniary interests therein. Bradley J. Bolzon is a director of the Issuer and, accordingly, files separate Section 16 reports.

4. Shares held by Versant VI. Versant Ventures VI GP, L.P. ("Versant Ventures VI GP") is the general partner of Versant VI, and Versant Ventures VI GP-GP, LLC ("Versant Ventures VI GP-GP") is the general partner of Versant Ventures VI GP. Bradley J. Bolzon is a managing member of Versant Ventures VI GP-GP and may be deemed to share voting and dispositive power over the shares held by Versant VI; however, he disclaims beneficial ownership of such securities, except to the extent of his pecuniary interests therein. Bradley J. Bolzon is a director of the Issuer and, accordingly, files separate Section 16 reports.

5. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.00 to $33.255, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (5) to this Form 4.

6. Shares held by Versant Voyageurs I, L.P. ("Versant Voyageurs I"). Versant Voyageurs I GP Company ("Versant Voyageurs I GP") is the general partner of Versant Voyageurs I. Bradley J. Bolzon may be deemed to share voting and dispositive power over the shares held by Versant Voyageurs I; however, he disclaims beneficial ownership of such securities, except to the extent of his pecuniary interests therein. Bradley J. Bolzon is a director of the Issuer and, accordingly, files separate Section 16 reports.

7. Shares held by Versant Voyageurs I Parallel, L.P. ("Versant I Parallel"). Versant Voyageurs I GP, L.P. ("Versant Voyageurs I GP LP") is the general partner of Versant I Parallel. Versant Ventures VI GP is the general partner of Versant Voyageurs I GP LP. Versant Ventures VI GP-GP is the general partner of Versant Ventures VI GP. Bradley J. Bolzon is a managing member of Versant Ventures VI GP-GP and may be deemed to share voting and dispositive power over the shares held by Versant I Parallel; however, he disclaims beneficial ownership of such securities, except to the extent of his pecuniary interests therein. Bradley J. Bolzon is a director of the Issuer and, accordingly, files separate Section 16 reports.

Remarks:

	/s/ Versant Venture Capital VI, L.P. By: Versant Ventures VI GP, L.P. Its: General Partner By: Versant Ventures VI GP-GP, LLC By: Robin L. Praeger Its: Managing Director	08/12/2020
	/s/ Versant Voyageurs I Parallel, L.P. By: Versant Voyageurs I GP, L.P. Its: General Partner By: Versant Ventures VI GP, L.P. Its: General Partner By: Versant Ventures VI GP-GP, LLC By: Robin L. Praeger Its: Managing Director	08/12/2020
	/s/ Versant Voyageurs I, L.P. By: Versant Voyageurs I GP Company Its: General Partner By: Robin L. Praeger Its: President	08/12/2020
	/s/ Versant Vantage I, LP By: Versant Vantage I GP, L.P. Its: General Partner By: Versant Vantage I GP-GP, LLC Its: General Partner By: Robin L. Praeger Its: Managing Director	08/12/2020
	** Signature of Reporting Person	Date
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