Black Diamond Therapeutics, Inc. — Director's Dealing 2021

Jan 6, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Black Diamond Therapeutics, Inc. (BDTX)
CIK: 0001701541
Period of Report: 2021-01-04

Reporting Person: Epstein David M. (Director, See Remarks)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-01-04	Common Stock	M	3000	$6.42	Acquired	708423	Direct
2021-01-04	Common Stock	S	9985	$30.9895	Disposed	698438	Direct
2021-01-04	Common Stock	S	2015	$31.7989	Disposed	696423	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-01-04	Stock Option (Right to Buy)	$6.42	M	3000	Disposed	2029-08-13	Common Stock (3000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	23090	Indirect
Common Stock	104449	Indirect
Common Stock	104449	Indirect
Common Stock	16579	Indirect
Common Stock	16579	Indirect

Footnotes

F1: Shares sold pursuant to a pre-established 10b5-1 trading plan effective as of June 12, 2020.

F2: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $30.55 to $31.48 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range.

F3: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $31.55 to $32.02 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range.

F4: Shares held by wife.

F5: Shares held by David M. Epstein 2019 Trust For Elle. David M. Epstein is the trustee of the David M. Epstein 2019 Trust for Elle and may be deemed to beneficially own these securities.

F6: Shares held by David M. Epstein 2019 Trust For Zoe. David M. Epstein is the trustee of the David M. Epstein 2019 Trust for Zoe and may be deemed to beneficially own these securities.

F7: Shares held by David M. Epstein 2019 Trust For Robert. David M. Epstein is the trustee of the David M. Epstein 2019 Trust for Robert and may be deemed to beneficially own these securities.

F8: Shares held by David M. Epstein 2019 Trust For Shelley. David M. Epstein is the trustee of the David M. Epstein 2019 Trust for Shelley and may be deemed to beneficially own these securities.

F9: 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.