Christopher D. Roberts — SEC Insider Profile, Roles & Companies

Insider at

BDTX selling April 5, 2021

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 22 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

22 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
April 5, 2021	BDTX	M	2,500	·	·	166,109 Direct	-1.48%	Disposed	(price as of 2026-10-02)
April 5, 2021	BDTX	S 10b5-1	2,500	$25.54	$63,850	3,200 Direct	-43.86%	Disposed	-92.6% (price as of 2026-10-02)
April 5, 2021	BDTX	M	2,500	$10.86	$27,150	5,700 Direct	+78.12%	Acquired	-82.6% (price as of 2026-10-02)
March 3, 2021	BDTX	M	2,500	·	·	168,609 Direct	-1.46%	Disposed	(price as of 2026-10-02)
March 3, 2021	BDTX	S 10b5-1	884	$26.57	$23,488	3,200 Direct	-21.65%	Disposed	-92.9% (price as of 2026-10-02)
March 3, 2021	BDTX	S 10b5-1	1,616	$25.85	$41,774	4,084 Direct	-28.35%	Disposed	-92.7% (price as of 2026-10-02)
March 3, 2021	BDTX	M	2,500	$10.86	$27,150	5,700 Direct	+78.12%	Acquired	-82.6% (price as of 2026-10-02)
Feb. 17, 2021	BDTX	A	75,000	·	·	75,000 Direct	·	Acquired	(price as of 2026-10-02)
Feb. 3, 2021	BDTX	M	2,500	·	·	171,109 Direct	-1.44%	Disposed	(price as of 2026-10-02)
Feb. 3, 2021	BDTX	S 10b5-1	2,500	$25.35	$63,375	3,200 Direct	-43.86%	Disposed	-92.5% (price as of 2026-10-02)
Feb. 3, 2021	BDTX	M	2,500	$10.86	$27,150	5,700 Direct	+78.12%	Acquired	-82.6% (price as of 2026-10-02)
Jan. 4, 2021	BDTX	M	2,500	$10.86	$27,150	5,700 Direct	+78.12%	Acquired	-82.6% (price as of 2026-10-02)
Jan. 4, 2021	BDTX	S 10b5-1	1,963	$31.31	$61,462	3,737 Direct	-34.44%	Disposed	-94.0% (price as of 2026-10-02)
Jan. 4, 2021	BDTX	S 10b5-1	537	$31.78	$17,066	3,200 Direct	-14.37%	Disposed	-94.1% (price as of 2026-10-02)
Jan. 4, 2021	BDTX	M	2,500	·	·	173,609 Direct	-1.42%	Disposed	(price as of 2026-10-02)
Dec. 15, 2020	BDTX	M	3,200	$10.86	$34,752	3,200 Direct	·	Acquired	-82.6% (price as of 2026-10-02)
Dec. 15, 2020	BDTX	M	3,200	·	·	176,109 Direct	-1.78%	Disposed	(price as of 2026-10-02)
Dec. 3, 2020	BDTX	M	2,500	$10.86	$27,150	2,500 Direct	·	Acquired	-82.6% (price as of 2026-10-02)
Dec. 3, 2020	BDTX	S 10b5-1	2,500	$32.42	$81,050	0 Direct	-100.00%	Disposed	-94.2% (price as of 2026-10-02)
Dec. 3, 2020	BDTX	M	2,500	·	·	179,309 Direct	-1.38%	Disposed	(price as of 2026-10-02)
Nov. 11, 2020	BDTX	M	5,000	·	·	181,809 Direct	-2.68%	Disposed	(price as of 2026-10-02)
Nov. 11, 2020	BDTX	S 10b5-1	5,000	$34.90	$174,500	0 Direct	-100.00%	Disposed	-94.6% (price as of 2026-10-02)
Nov. 11, 2020	BDTX	M	5,000	$10.86	$54,300	5,000 Direct	·	Acquired	-82.6% (price as of 2026-10-02)
Nov. 3, 2020	BDTX	M	2,500	·	·	186,809 Direct	-1.32%	Disposed	(price as of 2026-10-02)
Nov. 3, 2020	BDTX	S 10b5-1	2,500	$31.95	$79,875	0 Direct	-100.00%	Disposed	-94.1% (price as of 2026-10-02)
Nov. 3, 2020	BDTX	M	2,500	$10.86	$27,150	2,500 Direct	·	Acquired	-82.6% (price as of 2026-10-02)
Oct. 5, 2020	BDTX	M	2,500	·	·	189,309 Direct	-1.30%	Disposed	(price as of 2026-10-02)
Oct. 5, 2020	BDTX	S 10b5-1	227	$31.98	$7,259	0 Direct	-100.00%	Disposed	-94.1% (price as of 2026-10-02)
Oct. 5, 2020	BDTX	S 10b5-1	2,273	$31.20	$70,918	227 Direct	-90.92%	Disposed	-93.9% (price as of 2026-10-02)
Oct. 5, 2020	BDTX	M	2,500	$10.86	$27,150	2,500 Direct	·	Acquired	-82.6% (price as of 2026-10-02)
Sept. 3, 2020	BDTX	M	2,500	·	·	191,809 Direct	-1.29%	Disposed	(price as of 2026-10-02)
Sept. 3, 2020	BDTX	S 10b5-1	2,358	$29.63	$69,868	0 Direct	-100.00%	Disposed	-93.6% (price as of 2026-10-02)
Sept. 3, 2020	BDTX	S 10b5-1	142	$28.95	$4,111	2,358 Direct	-5.68%	Disposed	-93.5% (price as of 2026-10-02)
Sept. 3, 2020	BDTX	M	2,500	$10.86	$27,150	2,500 Direct	·	Acquired	-82.6% (price as of 2026-10-02)
Jan. 29, 2020	BDTX	A	54,711	·	·	54,711 Direct	·	Acquired	(price as of 2026-10-02)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
April 5, 2021	BDTX	Stock Option (Right to Buy)	Common Stock (2,500)	$10.86	Sept. 8, 2029	2,500	Disposed
March 3, 2021	BDTX	Stock Option (Right to Buy)	Common Stock (2,500)	$10.86	Sept. 8, 2029	2,500	Disposed
Feb. 17, 2021	BDTX	Stock Option (Right to Buy)	Common Stock (75,000)	$28.69	Feb. 16, 2031	75,000	Acquired
Feb. 3, 2021	BDTX	Stock Option (Right to Buy)	Common Stock (2,500)	$10.86	Sept. 8, 2029	2,500	Disposed
Jan. 4, 2021	BDTX	Stock Option (Right to Buy)	Common Stock (2,500)	$10.86	Sept. 8, 2029	2,500	Disposed
Dec. 15, 2020	BDTX	Stock Option (Right to Buy)	Common Stock (3,200)	$10.86	Sept. 8, 2029	3,200	Disposed
Dec. 3, 2020	BDTX	Stock Option (Right to Buy)	Common Stock (2,500)	$10.86	Sept. 8, 2029	2,500	Disposed
Nov. 11, 2020	BDTX	Stock Option (Right to Buy)	Common Stock (5,000)	$10.86	Sept. 8, 2029	5,000	Disposed
Nov. 3, 2020	BDTX	Stock Option (Right to Buy)	Common Stock (2,500)	$10.86	Sept. 8, 2029	2,500	Disposed
Oct. 5, 2020	BDTX	Stock Option (Right to Buy)	Common Stock (2,500)	$10.86	Sept. 8, 2029	2,500	Disposed
Sept. 3, 2020	BDTX	Stock Option (Right to Buy)	Common Stock (2,500)	$10.86	Sept. 8, 2029	2,500	Disposed
Jan. 29, 2020	BDTX	Stock Option (Right to Buy)	Common Stock (54,711)	$19.00	Jan. 29, 2030	54,711	Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 2 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date	Ticker	Security	Shares	Ownership
Jan. 29, 2020	BDTX	Stock Option (Right to Buy)→ Common Stock (194,309)	194,309	Direct
Jan. 29, 2020	BDTX	Stock Option (Right to Buy)→ Common Stock (54,711)	54,711	Direct