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BioAtla
BCAB

43 hedge funds and large institutions have $9.19M invested in BioAtla in 2025 Q3 according to their latest regulatory filings, with 10 funds opening new positions, 11 increasing their positions, 5 reducing their positions, and 6 closing their positions.

New
Increased
Maintained
Reduced
Closed

120% more repeat investments, than reductions

Existing positions increased: 11 | Existing positions reduced: 5

76% more capital invested

Capital invested by funds: $5.21M → $9.19M (+$3.98M)

67% more first-time investments, than exits

New positions opened: 10 | Existing positions closed: 6

10% more funds holding

Funds holding: 39 → 43 (+4)

0% more ownership

Funds ownership: 0.45% → 0.45% (+0%)

Holders
43
Holders Change
+4
Holders Change %
+10.26%
% of All Funds
0.56%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
10
Increased
11
Reduced
5
Closed
6
Calls
$49K
Puts
–
Net Calls
+$49K
Net Calls Change
+$36K

Top Buyers

Rank Fund Capital Flow
1
Millennium Management
Millennium Management
New York
+$158K
2
Citadel Advisors
Citadel Advisors
Florida
+$127K
3
Susquehanna International Group
Susquehanna International Group
Pennsylvania
+$82.1K
4
Jane Street
Jane Street
New York
+$81.8K
5
Vanguard Group
Vanguard Group
Pennsylvania
+$75.1K

Top Sellers

Rank Fund Capital Flow
1
Acadian Asset Management
Acadian Asset Management
Massachusetts
-$260K
2
Morgan Stanley
Morgan Stanley
New York
-$139K
3
ACM
ADAR1 Capital Management
Texas
-$67.5K
4
Marshall Wace
Marshall Wace
United Kingdom
-$32.3K
5
Two Sigma Investments
Two Sigma Investments
New York
-$19.3K
Name Holding Trade Value Shares
Change 		Change in
Stake
ACA
1
Acorn Capital Advisors
New York
$3.34M – – –
Vanguard Group
2
Vanguard Group
Pennsylvania
$1.34M +$75.1K +3,253 +9%
TCM
3
Tang Capital Management
California
$945K – – –
Acadian Asset Management
4
Acadian Asset Management
Massachusetts
$638K -$260K -11,242 -38%
Renaissance Technologies
5
Renaissance Technologies
New York
$551K +$21.4K +928 +6%
Deutsche Bank
6
Deutsche Bank
Germany
$362K – – –
Geode Capital Management
7
Geode Capital Management
Massachusetts
$341K +$1.36K +59 +0.6%
BlackRock
8
BlackRock
New York
$331K – – –
Millennium Management
9
Millennium Management
New York
$235K +$158K +6,826 New
Citadel Advisors
10
Citadel Advisors
Florida
$189K +$127K +5,481 New
Susquehanna International Group
11
Susquehanna International Group
Pennsylvania
$174K +$82.1K +3,556 +238%
Jane Street
12
Jane Street
New York
$134K +$81.8K +3,545 +1,034%
State Street
13
State Street
Massachusetts
$104K – – –
Northern Trust
14
Northern Trust
Illinois
$69.4K – – –
UBS Group
15
UBS Group
Switzerland
$59.7K +$26.4K +1,143 +193%
PAM
16
PVG Asset Management
Colorado
$46.1K +$923 +40 +3%
SSIM
17
Sheets Smith Investment Management
Texas
$46.1K +$30.9K +1,340 New
MFG
18
Magnus Financial Group
New York
$32.5K – – –
MCM
19
MAI Capital Management
Ohio
$31K +$392 +17 +2%
HF
20
HRT Financial
New York
$29K +$10.4K +452 +109%
Two Sigma Investments
21
Two Sigma Investments
New York
$28K -$19.3K -838 -51%
Simplex Trading
22
Simplex Trading
Illinois
$24K +$10.6K +457 +172%
Citigroup
23
Citigroup
New York
$18K +$12.1K +523 New
CAP
24
Columbia Advisory Partners
Washington
$17.9K – – –
Commonwealth Equity Services
25
Commonwealth Equity Services
Massachusetts
$17K – – –
1
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BCAB Hedge Fund Activity: Q3 2025 in Review

43 of the 7,620 institutional investors tracked by Wall St. Rank reported a position in BioAtla (BCAB) for Q3 2025, worth a combined $9.19M — up 76% from $5.21M a quarter earlier.

Buyers outnumbered sellers: 10 funds opened new BCAB positions and 6 closed out — a net gain of 4 holders — while 11 added to existing stakes and 5 trimmed.

The largest buyer was Millennium Management, opening a new position worth an estimated $158K. The largest seller was Acadian Asset Management, cutting an estimated $260K.

  • 43 institutional investors held BioAtla (BCAB) as of Q3 2025, up from 39 in Q2 2025.
  • Funds reported $9.19M of BioAtla stock for Q3 2025, up 76% quarter-over-quarter.
  • 10 funds opened new BioAtla positions in Q3 2025 and 6 closed out, a net change of +4 holders.
  • The largest BioAtla buyer in Q3 2025 was Millennium Management, an estimated $158K added.
  • The largest BioAtla seller in Q3 2025 was Acadian Asset Management, an estimated $260K sold.

Based on aggregated 13F filings for Q3 2025.