BioAtla BCAB Institutional Ownership

OTC BCAB

$1.60 +0.32 (+25.00%)

At close: Sep 28, 2026 · 4:00 PM EDT

Institutions by Trading Activity

22 Institutions

Increased 21 95.5%

Unchanged 0 0.0%

Reduced 1 4.5%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

17.80%

▼-3.07 pp QoQ

Shares Held by Institutions

295.54K

of 1.66Mn outstanding

▲+172.76% QoQ

Shares Outstanding

1.66Mn

1.37Mn held outside 13F filers

Institutional Investors

filed 13F for Jun 2026

▼-14 vs prior quarter

Net Shares Added (QoQ)

+187.19K

accumulated since last quarter

Value of Holdings

$472.86K

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

BioAtla, Inc. (OTC:BCAB) is held by 22 institutional investors per 13F filings through June 2026.

Collectively, these holders controlled 17.8% of BioAtla's outstanding shares in June 2026, down from 20.9% in March 2026.
They increased total shares held in BCAB by 172.76% quarter over quarter, and investors in BioAtla decreased 43.59% from a year ago.
Among the 22 funds, 21 bought more BioAtla shares, 1 sold down, and 0 held their ground.
Combined, these investors held 295.54K shares in BCAB for June 2026, up by 187.19K shares quarter on quarter, and up 38.47K shares year over year.
As of June 30, 2026, ACORN CAPITAL ADVISORS, LLC held the largest stake in BioAtla with 108.13K shares, accounting for 6.51% of total shares outstanding.
The most significant purchases of BCAB for the quarter ending June 2026 came from MILLENNIUM MANAGEMENT LLC (70.62K), Lido Advisors, LLC (16.66K), Stonepine Capital Management, LLC (16.43K), ACADIAN ASSET MANAGEMENT LLC (14.29K), HRT FINANCIAL LP (13.28K).
The largest sales of BCAB for the quarter ending June 2026 came from ACORN CAPITAL ADVISORS, LLC (0).
BioAtla's 10 largest shareholders as of June 2026 include ACORN CAPITAL ADVISORS, LLC (108.13K), MILLENNIUM MANAGEMENT LLC (70.62K), Lido Advisors, LLC (16.66K), Stonepine Capital Management, LLC (16.43K), ACADIAN ASSET MANAGEMENT LLC (14.29K), HRT FINANCIAL LP (13.28K), GEODE CAPITAL MANAGEMENT, LLC (12.82K), DEUTSCHE BANK AG\ (10.56K), BlackRock, Inc. (9.62K), VANGUARD CAPITAL MANAGEMENT LLC (9.16K) per Business Quant data.

Form 13F Holdings

22 Institutional Holders

Report period 30 Jun, 2026

Total shares held 295.54K

Of outstanding 17.80%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	ACORN CAPITAL ADVISORS, LLC	0002054410	108,126	6.51%	▼1	0.00%	$447.65K
2	MILLENNIUM MANAGEMENT LLC	0001273087	70,616	4.25%	▲70,616	0.00%	$292.35K
3	Lido Advisors, LLC	0001650150	16,656	1.00%	▲16,656	0.00%	$68.96K
4	Stonepine Capital Management, LLC	0001440771	16,432	0.99%	▲16,432	0.00%	$68.03K
5	ACADIAN ASSET MANAGEMENT LLC	0000916542	14,294	0.86%	▲14,294	0.00%	$58
6	HRT FINANCIAL LP	0001475597	13,276	0.80%	▲13,276	0.00%	$54
7	GEODE CAPITAL MANAGEMENT, LLC	0001214717	12,819	0.77%	▲12,819	0.00%	$53.08K
8	DEUTSCHE BANK AG\	0000948046	10,556	0.64%	▲10,556	0.00%	$43.70K
9	BlackRock, Inc.	0002012383	9,616	0.58%	▲9,616	0.00%	$39.81K
10	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	9,164	0.55%	▲9,164	0.00%	$37.94K
11	UBS Group AG	0001610520	6,201	0.37%	▲6,201	0.00%	$25.67K
12	VANGUARD FIDUCIARY TRUST CO	0000933478	4,730	0.28%	▲4,730	0.00%	$19.58K
13	Morgan Stanley	0000895421	1,108	0.07%	▲1,108	0.00%	$4.59K
14	Tower Research Capital LLC (TRC)	0001533421	863	0.05%	▲863	0.00%	$3.57K
15	Forum Finance Group S.A.	0002133354	400	0.02%	▲400	0.00%	$1
16	SBI Securities Co., Ltd.	0001851815	267	0.02%	▲45	+20.01%	$1.11K
17	Twin Lakes Capital Management, LLC	0001847794	144	0.01%	▲144	0.00%	$596
18	Jpmorgan Chase & Co	0000019617	121	0.01%	▲121	0.00%	$464
19	Barclays Plc	0000312069	101	0.01%	▲101	0.00%	$418
20	JONES FINANCIAL COMPANIES LLLP	0000815917	40	0.00%	▲40	0.00%	$147

Showing 1 to 20 of 22 holders