BioAtla, Inc. - BCAB
Detailed investor-level table based on 13F positions.
Early Q1 2026 data: only 2 institutional holders reported so far. The full shareholder list will grow as more funds file with the SEC.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ACORN CAPITAL ADVISORS, LLC | History | No change | 4,835,111 | 2,756 | 0.93% | 1.69% | 1 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| VANGUARD GROUP INC | History | No change | 1,945,795 | 1,105 | 0.0% | 0.0% | 2 | 0 | 0.0% | Q4 2025 | Jan 29, 2026 |
| MARSHALL WACE, LLP | History | New | 891,580 | 508 | 0.0% | — | 3 | +891,580 | New | Q4 2025 | Feb 13, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | Added to | 762,394 | 432 | 0.0% | 0.0% | 4 | +421,072 | 123.37% | Q4 2025 | Feb 17, 2026 |
| ACADIAN ASSET MANAGEMENT LLC | History | Reduced | 757,671 | 429 | 0.0% | 0.0% | 5 | -172,791 | -18.57% | Q4 2025 | Feb 10, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | Reduced | 707,214 | 401 | 0.0% | 0.0% | 6 | -93,417 | -11.67% | Q4 2025 | Feb 12, 2026 |
| DEUTSCHE BANK AG\ | History | No change | 525,353 | 299 | 0.0% | 0.0% | 7 | 0 | 0.0% | Q4 2025 | Feb 11, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Added to | 500,328 | 284 | 0.0% | 0.0% | 8 | +5,117 | 1.03% | Q4 2025 | Feb 09, 2026 |
| BlackRock, Inc. | History | No change | 480,933 | 273 | 0.0% | 0.0% | 9 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| JANE STREET GROUP, LLC | History | Added to | 346,774 | 196 | 0.0% | 0.0% | 10 | +123,597 | 55.38% | Q4 2025 | Feb 12, 2026 |
| UBS Group AG | History | Added to | 225,684 | 128 | 0.0% | 0.0% | 11 | +138,941 | 160.18% | Q4 2025 | Jan 29, 2026 |
| ADAR1 Capital Management, LLC | History | New | 183,107 | 103 | 0.01% | — | 12 | +183,107 | New | Q4 2025 | Feb 18, 2026 |
| STATE STREET CORP | History | No change | 151,377 | 85 | 0.0% | 0.0% | 13 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| SIMPLEX TRADING, LLC | History | Added to | 120,391 | 68 | 0.0% | 0.0% | 14 | +84,235 | 232.98% | Q4 2025 | Feb 11, 2026 |
| NORTHERN TRUST CORP | History | Added to | 103,494 | 58 | 0.0% | 0.0% | 15 | +2,666 | 2.64% | Q4 2025 | Feb 17, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | Reduced | 81,687 | 46 | 0.0% | 0.0% | 17 | -170,896 | -67.66% | Q4 2025 | Feb 17, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | Added to | 81,330 | 46 | 0.0% | 0.0% | 16 | +40,614 | 99.75% | Q4 2025 | Feb 17, 2026 |
| PVG ASSET MANAGEMENT CORP | History | Added to | 69,000 | 39 | 0.08% | 0.17% | 18 | +2,000 | 2.99% | Q4 2025 | Jan 30, 2026 |
| XTX Topco Ltd | History | Added to | 60,395 | 34 | 0.0% | 0.0% | 19 | +41,015 | 211.64% | Q4 2025 | Feb 17, 2026 |
| Virtu Financial LLC | History | New | 55,460 | 31 | 0.0% | — | 21 | +55,460 | New | Q4 2025 | Feb 23, 2026 |
| HRT FINANCIAL LP | History | Added to | 54,742 | 31 | 0.0% | 0.0% | 20 | +11,386 | 26.26% | Q4 2025 | Feb 12, 2026 |
| MAI Capital Management | History | Added to | 51,504 | 29 | 0.0% | 0.0% | 22 | +6,408 | 14.21% | Q4 2025 | Feb 13, 2026 |
| MORGAN STANLEY | History | Added to | 43,653 | 24 | 0.0% | 0.0% | 23 | +28,227 | 182.98% | Q4 2025 | Feb 13, 2026 |
| COMMONWEALTH EQUITY SERVICES, LLC | History | No change | 25,300 | 14 | 0.0% | 0.0% | 24 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| COLUMBIA ADVISORY PARTNERS LLC | History | No change | 26,070 | 14 | 0.01% | 0.01% | 25 | 0 | 0.0% | Q4 2025 | Jan 22, 2026 |
| Magnus Financial Group LLC | History | Reduced | 20,000 | 11 | 0.0% | 0.0% | 26 | -27,232 | -57.66% | Q4 2025 | Jan 07, 2026 |
| Torrey Growth & Income Advisors | History | Added to | 15,687 | 8 | 0.0% | 0.0% | 27 | +1,000 | 6.81% | Q4 2025 | Feb 17, 2026 |
| HighTower Advisors, LLC | History | No change | 13,000 | 7 | 0.0% | 0.0% | 28 | 0 | 0.0% | Q4 2025 | Feb 06, 2026 |
| Global Wealth Strategies & Associates | History | No change | 13,769 | 7 | 0.0% | 0.0% | 29 | 0 | 0.0% | Q4 2025 | Jan 02, 2026 |
| CITADEL ADVISORS LLC | History | Reduced | 11,300 | 6 | 0.0% | 0.0% | 30 | -301,736 | -96.39% | Q4 2025 | Feb 17, 2026 |
| Twin Lakes Capital Management, LLC | History | No change | 9,000 | 5 | 0.0% | 0.0% | 31 | 0 | 0.0% | Q4 2025 | Feb 04, 2026 |
| SBI Securities Co., Ltd. | History | Added to | 8,790 | 4 | 0.0% | 0.0% | 32 | +1,334 | 17.89% | Q4 2025 | Feb 03, 2026 |
| Tower Research Capital LLC (TRC) | History | New | 5,318 | 3 | 0.0% | — | 33 | +5,318 | New | Q4 2025 | Feb 17, 2026 |
| JONES FINANCIAL COMPANIES LLLP | History | Reduced | 2,000 | 1 | 0.0% | 0.0% | 34 | -325 | -13.98% | Q4 2025 | Feb 17, 2026 |
| TANG CAPITAL MANAGEMENT LLC | History | Closed out | 0 | 0 | — | 0.04% | — | -1,374,076 | -100.0% | Q3 2025 | Nov 14, 2025 |
| CITIGROUP INC | History | Closed out | 0 | 0 | — | 0.0% | — | -26,132 | -100.0% | Q3 2025 | Nov 10, 2025 |
| NorthRock Partners, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -20,783 | -100.0% | Q3 2025 | Nov 14, 2025 |
| TWO SIGMA SECURITIES, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -13,761 | -100.0% | Q3 2025 | Nov 14, 2025 |
| GROUP ONE TRADING LLC | History | Closed out | 0 | 0 | — | — | — | -1,155 | -100.0% | Q3 2025 | Nov 12, 2025 |
| JPMORGAN CHASE & CO | History | Reduced | 129 | 0 | — | — | — | -1,000 | -88.57% | Q4 2025 | Feb 11, 2026 |
| TUCKER ASSET MANAGEMENT LLC | History | New | 500 | 0 | — | — | — | +500 | New | Q4 2025 | Feb 05, 2026 |
| Avion Wealth | History | New | 490 | 0 | — | — | — | +490 | New | Q4 2025 | Jan 23, 2026 |
| BARCLAYS PLC | History | Closed out | 0 | 0 | — | — | — | -183 | -100.0% | Q3 2025 | Mar 31, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Added to | 432 | 0 | — | — | — | +15 | 3.6% | Q4 2025 | Feb 17, 2026 |
| ARCADIA INVESTMENT MANAGEMENT CORP/MI | History | No change | 1,403 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 10, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | No change | 472 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 10, 2026 |
| CIBC Private Wealth Group LLC | History | No change | 1,290 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| OSAIC HOLDINGS, INC. | History | No change | 500 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |