ALX ONCOLOGY HOLDINGS INC - ALXO
Detailed investor-level table based on 13F positions.
Early Q1 2026 data: only 1 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| venBio Partners LLC | History | No change | 9,699,925 | 10,960 | 5.07% | 10.06% | 1 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | Added to | 3,304,619 | 3,734 | 0.0% | 0.0% | 2 | +640,858 | 24.06% | Q4 2025 | Feb 17, 2026 |
| Redmile Group, LLC | History | Reduced | 3,264,718 | 3,689 | 0.27% | 0.59% | 3 | -68,265 | -2.05% | Q4 2025 | Feb 17, 2026 |
| Almitas Capital LLC | History | No change | 2,536,891 | 2,866 | 0.63% | 1.06% | 4 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| VANGUARD GROUP INC | History | Added to | 1,630,940 | 1,842 | 0.0% | 0.0% | 5 | +102,321 | 6.69% | Q4 2025 | Jan 29, 2026 |
| DRIEHAUS CAPITAL MANAGEMENT LLC | History | Added to | 1,422,882 | 1,607 | 0.01% | 0.01% | 6 | +627,105 | 78.8% | Q4 2025 | Feb 17, 2026 |
| ACADIAN ASSET MANAGEMENT LLC | History | Added to | 1,374,273 | 1,552 | 0.0% | 0.0% | 7 | +153,448 | 12.57% | Q4 2025 | Feb 10, 2026 |
| UBS Group AG | History | Added to | 865,991 | 978 | 0.0% | 0.0% | 8 | +693,421 | 401.82% | Q4 2025 | Jan 29, 2026 |
| TWO SIGMA ADVISERS, LP | History | Reduced | 710,400 | 802 | 0.0% | 0.0% | 9 | -9,400 | -1.31% | Q4 2025 | Feb 17, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | Added to | 640,205 | 723 | 0.0% | 0.0% | 10 | +33,534 | 5.53% | Q4 2025 | Feb 17, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Added to | 531,845 | 600 | 0.0% | 0.0% | 11 | +1,017 | 0.19% | Q4 2025 | Feb 17, 2026 |
| BANK OF MONTREAL /CAN/ | History | No change | 474,781 | 536 | 0.0% | 0.0% | 12 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| BlackRock, Inc. | History | Added to | 450,430 | 508 | 0.0% | 0.0% | 14 | +2,738 | 0.61% | Q4 2025 | Feb 12, 2026 |
| DekaBank Deutsche Girozentrale | History | No change | 41,000 | 508 | 0.0% | 0.0% | 13 | 0 | 0.0% | Q4 2025 | Jan 28, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | Added to | 423,099 | 478 | 0.0% | 0.0% | 15 | +258,600 | 157.2% | Q4 2025 | Feb 12, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Added to | 353,696 | 399 | 0.0% | 0.0% | 16 | +1,361 | 0.39% | Q4 2025 | Feb 09, 2026 |
| JANE STREET GROUP, LLC | History | Added to | 206,461 | 233 | 0.0% | 0.0% | 17 | +26,045 | 14.44% | Q4 2025 | Feb 12, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | Reduced | 184,327 | 208 | 0.0% | 0.0% | 18 | -2,936 | -1.57% | Q4 2025 | Feb 17, 2026 |
| CITADEL ADVISORS LLC | History | Added to | 170,432 | 192 | 0.0% | 0.0% | 19 | +112,932 | 196.4% | Q4 2025 | Feb 17, 2026 |
| NORTHERN TRUST CORP | History | Added to | 149,097 | 168 | 0.0% | 0.0% | 20 | +53,937 | 56.68% | Q4 2025 | Feb 17, 2026 |
| STATE STREET CORP | History | Added to | 124,228 | 140 | 0.0% | 0.0% | 21 | +12,300 | 10.99% | Q4 2025 | Feb 13, 2026 |
| Seven Fleet Capital Management LP | History | New | 117,817 | 133 | 0.09% | — | 22 | +117,817 | New | Q4 2025 | Apr 02, 2026 |
| BANK OF NOVA SCOTIA | History | No change | 105,858 | 119 | 0.0% | 0.0% | 23 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| GSA CAPITAL PARTNERS LLP | History | Added to | 92,654 | 105 | 0.01% | 0.01% | 24 | +4,489 | 5.09% | Q4 2025 | Feb 06, 2026 |
| IEQ CAPITAL, LLC | History | No change | 92,233 | 104 | 0.0% | 0.0% | 25 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| MORGAN STANLEY | History | Reduced | 83,757 | 94 | 0.0% | 0.0% | 26 | -1,533 | -1.8% | Q4 2025 | Feb 13, 2026 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | History | Added to | 76,072 | 85 | 0.0% | 0.0% | 27 | +40,072 | 111.31% | Q4 2025 | Feb 17, 2026 |
| NAN FUNG TRINITY (HK) Ltd | History | No change | 41,950 | 47 | 0.0% | 0.01% | 28 | 0 | 0.0% | Q4 2025 | Feb 04, 2026 |
| WEALTH ENHANCEMENT ADVISORY SERVICES, LLC | History | Reduced | 37,992 | 41 | 0.0% | 0.0% | 29 | -81 | -0.21% | Q4 2025 | Jan 08, 2026 |
| Callan Family Office, LLC | History | Added to | 28,308 | 31 | 0.0% | 0.0% | 30 | +8,530 | 43.13% | Q4 2025 | Feb 12, 2026 |
| MARSHALL WACE, LLP | History | Reduced | 26,376 | 29 | 0.0% | 0.0% | 31 | -13,207 | -33.37% | Q4 2025 | Feb 13, 2026 |
| HC Advisors, LLC | History | Added to | 23,900 | 27 | 0.02% | 0.03% | 32 | +2,050 | 9.38% | Q4 2025 | Feb 11, 2026 |
| Lido Advisors, LLC | History | No change | 13,220 | 24 | 0.0% | 0.0% | 33 | 0 | 0.0% | Q4 2025 | Feb 10, 2026 |
| Point72 Asset Management, L.P. | History | New | 20,217 | 22 | 0.0% | — | 34 | +20,217 | New | Q4 2025 | Feb 17, 2026 |
| GOLDMAN SACHS GROUP INC | History | Reduced | 17,262 | 19 | 0.0% | 0.0% | 35 | -1,332 | -7.16% | Q4 2025 | Mar 25, 2026 |
| JSF Financial, LLC | History | No change | 17,500 | 19 | 0.0% | 0.01% | 36 | 0 | 0.0% | Q4 2025 | Feb 04, 2026 |
| NINE MASTS CAPITAL Ltd | History | New | 15,475 | 17 | 0.0% | — | 39 | +15,475 | New | Q4 2025 | Feb 10, 2026 |
| COMMONWEALTH EQUITY SERVICES, LLC | History | Reduced | 15,102 | 17 | 0.0% | 0.0% | 37 | -5,470 | -26.59% | Q4 2025 | Feb 12, 2026 |
| MONETA GROUP INVESTMENT ADVISORS LLC | History | No change | 15,196 | 17 | 0.0% | 0.0% | 38 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| Virtu Financial LLC | History | New | 13,702 | 15 | 0.0% | — | 40 | +13,702 | New | Q4 2025 | Feb 23, 2026 |
| FMR LLC | History | No change | 12,986 | 14 | 0.0% | 0.0% | 41 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| Abel Hall, LLC | History | No change | 12,598 | 14 | 0.0% | 0.01% | 42 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| HSBC HOLDINGS PLC | History | Reduced | 10,105 | 11 | 0.0% | 0.0% | 44 | -712 | -6.58% | Q4 2025 | Mar 20, 2026 |
| BARCLAYS PLC | History | Reduced | 10,515 | 11 | 0.0% | 0.0% | 43 | -52 | -0.49% | Q4 2025 | Feb 13, 2026 |
| SIMPLEX TRADING, LLC | History | New | 3,553 | 4 | 0.0% | — | 45 | +3,553 | New | Q4 2025 | Feb 11, 2026 |
| Tower Research Capital LLC (TRC) | History | Reduced | 3,142 | 3 | 0.0% | 0.0% | 46 | -696 | -18.13% | Q4 2025 | Feb 17, 2026 |
| Torren Management, LLC | History | New | 1,632 | 1 | 0.0% | — | 50 | +1,632 | New | Q4 2025 | Jan 30, 2026 |
| ROYAL BANK OF CANADA | History | New | 963 | 1 | 0.0% | — | 48 | +963 | New | Q4 2025 | Feb 17, 2026 |
| NISA INVESTMENT ADVISORS, LLC | History | No change | 1,106 | 1 | 0.0% | 0.0% | 47 | 0 | 0.0% | Q4 2025 | Jan 15, 2026 |
| Bradley & Co. Private Wealth Management, LLC | History | No change | 1,000 | 1 | 0.0% | 0.0% | 49 | 0 | 0.0% | Q4 2025 | Feb 11, 2026 |
| AMERIPRISE FINANCIAL INC | History | Closed out | 0 | 0 | — | 0.0% | — | -652,897 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Privium Fund Management B.V. | History | Closed out | 0 | 0 | — | 0.17% | — | -509,059 | -100.0% | Q3 2025 | Nov 04, 2025 |
| JPMORGAN CHASE & CO | History | Reduced | 99 | 0 | — | 0.0% | — | -61,800 | -99.84% | Q4 2025 | Feb 11, 2026 |
| XTX Topco Ltd | History | Closed out | 0 | 0 | — | 0.0% | — | -26,621 | -100.0% | Q3 2025 | Nov 14, 2025 |
| HRT FINANCIAL LP | History | Closed out | 0 | 0 | — | 0.0% | — | -22,535 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Qube Research & Technologies Ltd | History | Closed out | 0 | 0 | — | 0.0% | — | -16,946 | -100.0% | Q3 2025 | Nov 14, 2025 |
| AQR CAPITAL MANAGEMENT LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -10,793 | -100.0% | Q3 2025 | Nov 14, 2025 |
| FEDERATED HERMES, INC. | History | Closed out | 0 | 0 | — | 0.0% | — | -2,374 | -100.0% | Q3 2025 | Nov 03, 2025 |
| CITIGROUP INC | History | Closed out | 0 | 0 | — | 0.0% | — | -2,278 | -100.0% | Q3 2025 | Nov 10, 2025 |
| GROUP ONE TRADING LLC | History | New | 518 | 0 | — | — | — | +518 | New | Q4 2025 | Feb 12, 2026 |
| EverSource Wealth Advisors, LLC | History | Closed out | 0 | 0 | — | — | — | -499 | -100.0% | Q3 2025 | Nov 10, 2025 |
| CWM, LLC | History | Reduced | 96 | 0 | — | — | — | -48 | -33.33% | Q4 2025 | Jan 26, 2026 |
| SBI Securities Co., Ltd. | History | Reduced | 412 | 0 | — | — | — | -10 | -2.37% | Q4 2025 | Feb 03, 2026 |
| Arax Advisory Partners | History | Closed out | 0 | 0 | — | — | — | -2 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Optiver Holding B.V. | History | Reduced | 27 | 0 | — | — | — | -1 | -3.57% | Q4 2025 | Feb 17, 2026 |
| PNC FINANCIAL SERVICES GROUP, INC. | History | No change | 100 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 06, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | No change | 480 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 10, 2026 |