BCAB

BioAtla, Inc.

Company with tickers: BCAB

CIK

1826892

CUSIP

09077B104

Shares Outstanding

1,659,554

13F Activity (30d)

28 filings 26 filers

Trades by corporate insiders — officers, directors and holders of more than 10% of the shares — disclosed to the SEC on Forms 3, 4 and 5. Form 4 must be filed within two business days of the trade.

Date	Insider	Role	Type	Shares	Price	Value	After
2026-05-31	Sievers Eric	Chief Medical Officer	Tax	134	$3.93	$527	11,840
2026-05-31	Vasquez Christian	Chief Financial Officer	Tax	82	$3.93	$322	10,347
2026-05-31	SHORT JAY M PHD	Director, Chief Executive Officer	Tax	259	$3.93	$1,018	52,294
2026-03-12	SHORT JAY M PHD	Director, Chief Executive Officer	Other	1	—	—	1
2026-03-12	SHORT JAY M PHD	Director, Chief Executive Officer	Tax	639	$0.17	$107	52,553
2026-03-12	SHORT JAY M PHD	Director, Chief Executive Officer	Other	6,046	—	—	6,046
2026-03-12	SHORT JAY M PHD	Director, Chief Executive Officer	Other	5,174	—	—	5,174
2026-03-12	SHORT JAY M PHD	Director, Chief Executive Officer	Other	5,174	—	—	5,174
2026-03-12	SHORT JAY M PHD	Director, Chief Executive Officer	Other	15,870	—	—	15,870
2026-03-11	SHORT JAY M PHD	Director, Chief Executive Officer	Other	50	—	—	50
2026-03-11	SHORT JAY M PHD	Director, Chief Executive Officer	Other	258,727	—	—	258,727
2026-03-11	Sievers Eric	Chief Medical Officer	Tax	360	$0.17	$61	11,614
2026-03-11	SHORT JAY M PHD	Director, Chief Executive Officer	Award	430,000	—	—	2,659,603
2026-03-11	Vasquez Christian	Chief Financial Officer	Tax	175	$0.17	$30	10,429
2026-03-11	SHORT JAY M PHD	Director, Chief Executive Officer	Other	258,727	—	—	258,727
2026-03-11	SHORT JAY M PHD	Director, Chief Executive Officer	Other	793,547	—	—	793,547
2026-03-11	SHORT JAY M PHD	Director, Chief Executive Officer	Other	302,324	—	—	302,324
2026-03-10	Sievers Eric	Chief Medical Officer	Award	240,000	—	—	598,705
2026-03-10	Vasquez Christian	Chief Financial Officer	Award	240,000	—	—	530,196
2026-02-28	SHORT JAY M PHD	Director, Chief Executive Officer	Tax	7,728	$0.25	$1,909	2,229,603
2026-02-28	SHORT JAY M PHD	Director, Chief Executive Officer	Other	50	—	—	50
2026-02-28	WALDRON RICHARD A	Former Chief Financial Officer	Tax	2,729	$0.25	$674	343,421
2026-02-28	SHORT JAY M PHD	Director, Chief Executive Officer	Other	258,727	—	—	258,727
2026-02-28	Sievers Eric	Chief Medical Officer	Tax	3,140	$0.25	$776	358,705
2026-02-28	SHORT JAY M PHD	Director, Chief Executive Officer	Other	302,324	—	—	302,324
2026-02-28	SHORT JAY M PHD	Director, Chief Executive Officer	Other	258,727	—	—	258,727
2026-02-28	SHORT JAY M PHD	Director, Chief Executive Officer	Other	793,547	—	—	793,547
2026-02-28	Vasquez Christian	Chief Financial Officer	Tax	1,802	$0.25	$445	290,196
2025-11-30	SHORT JAY M PHD	Director, Chief Executive Officer	Other	258,727	—	—	258,727
2025-11-30	SHORT JAY M PHD	Director, Chief Executive Officer	Other	258,727	—	—	258,727
2025-11-30	Vasquez Christian	Chief Financial Officer	Tax	1,566	$0.90	$1,416	291,998
2025-11-30	SHORT JAY M PHD	Director, Chief Executive Officer	Tax	6,347	$0.90	$5,738	2,237,331
2025-11-30	Sievers Eric	Chief Medical Officer	Tax	2,729	$0.90	$2,467	361,845
2025-11-30	WALDRON RICHARD A	Former Chief Financial Officer	Tax	2,371	$0.90	$2,143	346,150
2025-11-30	SHORT JAY M PHD	Director, Chief Executive Officer	Other	302,324	—	—	302,324
2025-11-30	SHORT JAY M PHD	Director, Chief Executive Officer	Other	793,547	—	—	793,547
2025-11-30	SHORT JAY M PHD	Director, Chief Executive Officer	Other	50	—	—	50
2025-08-31	SHORT JAY M PHD	Director, Chief Executive Officer	Other	793,547	—	—	793,547
2025-08-31	Sievers Eric	Chief Medical Officer	Tax	2,729	$0.46	$1,243	364,574
2025-08-31	SHORT JAY M PHD	Director, Chief Executive Officer	Tax	6,347	$0.46	$2,891	2,243,678
2025-08-31	SHORT JAY M PHD	Director, Chief Executive Officer	Other	258,727	—	—	258,727
2025-08-31	WALDRON RICHARD A	Former Chief Financial Officer	Tax	2,371	$0.46	$1,080	338,521
2025-08-31	SHORT JAY M PHD	Director, Chief Executive Officer	Other	50	—	—	50
2025-08-31	Vasquez Christian	Chief Financial Officer	Tax	1,566	$0.46	$713	283,564
2025-08-31	SHORT JAY M PHD	Director, Chief Executive Officer	Other	302,324	—	—	302,324
2025-08-31	SHORT JAY M PHD	Director, Chief Executive Officer	Other	258,727	—	—	258,727
2025-06-18	MCBRINN SYLVIA	Director	Award	23,500	—	—	59,125
2025-06-18	GRAY MARY ANN	Director	Award	23,500	—	—	77,397
2025-06-18	Smith Scott Andrew	Director	Award	23,500	—	—	321,550
2025-06-18	Williams Eddie	Director	Award	23,500	—	—	60,200

Showing 1–50 of 601 transactions