Black Diamond Therapeutics Inc.

Last updated September 27, 2026

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Organization details

Legal name: Black Diamond Therapeutics Inc.
Former names: Aset Therapeutics, Inc.
Ownership: Public
Status: Active
Sector (GICS): Health Care
SIC code: 2836 — Biological Products, (No Diagnostic Substances)
Headquarters city: Cambridge
Headquarters state / province: Massachusetts
Headquarters country: United States
Fiscal year end: December
Ticker symbol: BDTX
Primary stock exchange: Nasdaq

Identifiers

SEC CIK: 0001701541
EIN: 81-4254660

Board of directors

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Alexander Mayweg · Director
Since 2023
Ali Behbahani · Director Overboarded
Since 2023
David M. Epstein · Director · SEE REMARKS
Since 2023
Garry E. Menzel · Director
Since 2023
Kapil Dhingra · Director
Since 2023
Mark A. Velleca · Director · PRESIDENT & CEO
Since 2023
Peter Kolchinsky · Director Overboarded
Since 2023
Prakash Raman · Director
Since 2024
Rajeev M. Shah · Director Overboarded
Since 2023
Samarth Kulkarni · Director
Since 2023
Shannon Campbell · Director
Since 2024
Wendy L. Dixon · Director
Since 2023

Chief executives

Mark A. Velleca · PRESIDENT & CEO

Dates unknown

Director election results

Annual meeting of June 26, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Kapil Dhingra

38.3%
Shannon Campbell

52.8%

Board connections

11 of this board's directors also sit on 37 other boards. 37 are in the same sector.

Shared director Other board Same sector +21 more in the list below

Nkarta Inc. Same sector
via Ali Behbahani, Peter Kolchinsky and Rajeev M. Shah
SpyGlass Pharma Inc. Same sector
via Ali Behbahani, Peter Kolchinsky and Rajeev M. Shah
ARS Pharmaceuticals Inc. Same sector
via Peter Kolchinsky and Rajeev M. Shah
Acrivon Therapeutics Inc. Same sector
via Peter Kolchinsky and Rajeev M. Shah
Acumen Pharmaceuticals Inc. Same sector
via Peter Kolchinsky and Rajeev M. Shah
Artiva Biotherapeutics Inc. Same sector
via Peter Kolchinsky and Rajeev M. Shah
Bambusa Therapeutics Inc. Same sector
via Peter Kolchinsky and Rajeev M. Shah
Bicara Therapeutics Inc. Same sector
via Peter Kolchinsky and Rajeev M. Shah
CRISPR Therapeutics AG Same sector
via Ali Behbahani and Samarth Kulkarni
Climb Bio Inc. Same sector
via Peter Kolchinsky and Rajeev M. Shah
Evommune Inc. Same sector
via Peter Kolchinsky and Rajeev M. Shah
Freenome Inc. Same sector
via Peter Kolchinsky and Rajeev M. Shah
Hemab Therapeutics Holdings Inc. Same sector
via Peter Kolchinsky and Rajeev M. Shah
Jade Biosciences Inc. Same sector
via Peter Kolchinsky and Rajeev M. Shah
Janux Therapeutics Inc. Same sector
via Peter Kolchinsky and Rajeev M. Shah
LENZ Therapeutics Inc. Same sector
via Peter Kolchinsky and Rajeev M. Shah
Mineralys Therapeutics Inc. Same sector
via Peter Kolchinsky and Rajeev M. Shah
Monte Rosa Therapeutics Inc. Same sector
via Alexander Mayweg and Ali Behbahani
Parabilis Medicines Inc. Same sector
via Peter Kolchinsky and Rajeev M. Shah
PepGen Inc. Same sector
via Peter Kolchinsky and Rajeev M. Shah
Septerna Inc. Same sector
via Peter Kolchinsky and Rajeev M. Shah
Sionna Therapeutics Inc. Same sector
via Peter Kolchinsky and Rajeev M. Shah
Solid Biosciences Inc. Same sector
via Peter Kolchinsky and Rajeev M. Shah
Tyra Biosciences Inc. Same sector
via Peter Kolchinsky and Rajeev M. Shah
Vor Biopharma Inc. Same sector
via Peter Kolchinsky and Rajeev M. Shah
Wave Life Sciences Inc. Same sector
via Peter Kolchinsky and Rajeev M. Shah
Werewolf Therapeutics Inc. Same sector
via Peter Kolchinsky and Rajeev M. Shah
Arvinas Inc. Same sector
via Wendy L. Dixon
CVRx Inc. Same sector
via Ali Behbahani
Gyre Therapeutics Inc. Same sector
via David M. Epstein
Korro Bio Inc. Same sector
via Ali Behbahani
Olema Pharmaceuticals Inc. Same sector
via Prakash Raman
Oruka Therapeutics Inc. Same sector
via Samarth Kulkarni
Replimune Group Inc. Same sector
via Kapil Dhingra
Stoke Therapeutics Inc. Same sector
via Garry E. Menzel
Zentalis Pharmaceuticals Inc. Same sector
via Shannon Campbell
Zevra Therapeutics Inc. Same sector
via Wendy L. Dixon

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Bought, last 12 months: $0; 0 purchases by 0 insiders
Sold, last 12 months: $0; 0 sales by 0 insiders

Date	Insider	Transaction	Shares	Price	Value
Sep 18, 2026	Ali Behbahani Director	Grant or award	+7,707	$1.93	$14,875
Sep 18, 2026	Prakash Raman Director	Grant or award	+6,801	$1.93	$13,126
Jun 19, 2026	Ali Behbahani Director	Grant or award	+8,961	$1.66	$14,875
Jun 19, 2026	Prakash Raman Director	Grant or award	+7,907	$1.66	$13,126
Mar 20, 2026	Ali Behbahani Director	Grant or award	+6,919	$2.15	$14,876
Mar 20, 2026	Prakash Raman Director	Grant or award	+6,105	$2.15	$13,126
Dec 12, 2025	Ali Behbahani Director	Grant or award	+5,208	$2.76	$14,374
Dec 12, 2025	Prakash Raman Director	Grant or award	+4,665	$2.76	$12,875
Sep 19, 2025	Ali Behbahani Director	Grant or award	+4,291	$3.35	$14,375
Sep 19, 2025	Prakash Raman Director	Grant or award	+3,843	$3.35	$12,874
Jun 20, 2025	Ali Behbahani Director	Grant or award	+6,170	$2.33	$14,376
Jun 20, 2025	Prakash Raman Director	Grant or award	+5,526	$2.33	$12,876
Mar 21, 2025	Ali Behbahani Director	Grant or award	+7,646	$1.88	$14,374
Mar 21, 2025	Prakash Raman Director	Grant or award	+6,848	$1.88	$12,874
Mar 19, 2025	BIOTECH GROWTH N V 10% owner	Open-market sale	−1,000,000	$2.07	$2,070,000

Peers

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Questions about Black Diamond Therapeutics Inc.

Who is the CEO of Black Diamond Therapeutics Inc.?

Mark A. Velleca is Black Diamond Therapeutics Inc.'s PRESIDENT & CEO.

How many directors are on Black Diamond Therapeutics Inc.'s board?

Black Diamond Therapeutics Inc.'s board has 12 directors: Alexander Mayweg, Ali Behbahani, David M. Epstein, Garry E. Menzel, Kapil Dhingra, Mark A. Velleca, Peter Kolchinsky, Prakash Raman, Rajeev M. Shah, Samarth Kulkarni and 2 others.

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