Alx Oncology HoldingsALXO
13F holders, Q3 2025 (September 30)61holders
8new positions
8sold out
3famous investors
$1.85avg. 13F price*
At the end of Q3 2025, 61 institutions reported holding Alx Oncology Holdings Inc. (ALXO) in their 13F filings, unchanged from Q2 2025. 8 opened new positions and 8 sold out. The largest holders were venBio Partners LLC ($17.8M), Redmile Group, LLC ($6.1M) and Millennium Management ($4.8M). 3 famous investors held it, including Israel Englander (0.0% of Millennium Management's portfolio), Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and Cliff Asness (0.0% of AQR Capital Management's portfolio).
- Company
- Alx Oncology Holdings Inc.
- CUSIP
- 00166B105
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q2 2025 → Q3 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 8 | $2.9M |
| Exits | 8 | $1.4M |
All 13F filers, Q2 2025 → Q3 2025: 4,008,464 shares bought and 5,298,866 shares sold, net −1,290,402 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 61 holders
| venBio Partners LLC | 10.06% | No change | 9,699,925 | $17.8M |
| Redmile Group, LLC | 0.59% | Reduce -1.7% | 3,332,983 | $6.1M |
| Millennium Management | 0.00% | Add +432.4% | 2,622,861 | $4.8M |
| Almitas Capital LLC | 1.06% | Reduce -0.1% | 2,536,891 | $4.6M |
| Vanguard Group Inc. | 0.00% | Reduce -4.5% | 1,528,619 | $2.8M |
| Acadian Asset Management LLC | 0.00% | Reduce -3.7% | 1,220,825 | $2.2M |
| Driehaus Capital Management LLC | 0.01% | New | 795,777 | $1.5M |
| Two Sigma Advisers, LP | 0.00% | Add +2.4% | 719,800 | $1.3M |
| Ameriprise Financial Inc. | 0.00% | New | 652,897 | $1.2M |
| Two Sigma Investments, LP | 0.00% | Add +26.9% | 606,671 | $1.1M |
| Bank of America Corp. | 0.00% | Reduce -48.7% | 530,828 | $971K |
| Privium Fund Management B.V. | 0.17% | No change | 509,059 | $932K |
| Bank of Montreal | 0.00% | Reduce -29.0% | 474,781 | $869K |
| BlackRock, Inc. | 0.00% | Reduce -37.5% | 447,692 | $819K |
| Geode Capital Management, LLC | 0.00% | Add +11.7% | 352,335 | $645K |
| DekaBank Deutsche Girozentrale | 0.00% | No change | 41,000 | $503K |
| Jane Street Group, LLC | 0.00% | Reduce -11.2% | 180,416 | $330K |
| UBS Group AG | 0.00% | Reduce -40.2% | 172,570 | $316K |
| Renaissance Technologies | 0.00% | Add +92.6% | 164,499 | $301K |
| Susquehanna International Group, LLP | 0.00% | Reduce -31.0% | 113,063 | $207K |
| State Street Corp. | 0.00% | Reduce -9.9% | 111,928 | $205K |
| Bank of Nova Scotia | 0.00% | No change | 105,858 | $194K |
| Northern Trust Corp. | 0.00% | Reduce -30.0% | 95,160 | $174K |
| Ieq Capital, LLC | 0.00% | New | 92,233 | $169K |
| Gsa Capital Partners LLP | 0.01% | Add +8.4% | 88,165 | $161K |
| Morgan Stanley | 0.00% | Reduce -27.4% | 85,290 | $156K |
| JPMorgan Chase & Co. | 0.00% | Reduce -29.9% | 61,899 | $113K |
| Nan Fung Trinity (hk) Ltd. | 0.01% | No change | 41,950 | $77K |
| Marshall Wace, LLP | 0.00% | Reduce -62.8% | 39,583 | $72K |
| Wealth Enhancement Advisory Services, LLC | 0.00% | Reduce -3.1% | 38,073 | $70K |
| Bridgeway Capital Management, LLC | 0.00% | New | 36,000 | $66K |
| XTX Topco Ltd | 0.00% | Reduce -64.4% | 26,621 | $49K |
| HRT Financial LP | 0.00% | New | 22,535 | $41K |
| HC Advisors, LLC | 0.03% | Add +6.6% | 21,850 | $40K |
| Commonwealth Equity Services, LLC | 0.00% | Add +6.6% | 20,572 | $38K |
| Callan Family Office, LLC | 0.00% | No change | 19,778 | $36K |
| Goldman Sachs Group Inc. | 0.00% | Reduce -93.6% | 18,594 | $34K |
| JSF Financial, LLC | 0.01% | No change | 17,500 | $32K |
| Qube Research & Technologies Ltd | 0.00% | Reduce -61.6% | 16,946 | $31K |
| Moneta Group Investment Advisors LLC | 0.00% | No change | 15,196 | $28K |
| Point72 Asia (Singapore) Pte. Ltd. | 0.00% | Reduce -49.8% | 13,907 | $25K |
| Lido Advisors, LLC | 0.00% | No change | 13,220 | $24K |
| FMR LLC | 0.00% | Reduce -28.0% | 12,986 | $24K |
| Abel Hall, LLC | 0.01% | Reduce -17.2% | 12,598 | $23K |
| AQR Capital Management | 0.00% | Reduce -76.3% | 10,793 | $20K |
| Barclays PLC | 0.00% | No change | 10,567 | $19K |
| HSBC Holdings PLC | 0.00% | Reduce -12.1% | 10,817 | $19K |
| Cubist Systematic Strategies, LLC | 0.00% | New | 8,025 | $15K |
| Tower Research Capital LLC (TRC) | 0.00% | Reduce -62.6% | 3,838 | $7K |
| Federated Hermes, Inc. | 0.00% | Reduce -63.7% | 2,374 | $4K |
| Citigroup Inc. | 0.00% | Reduce -74.7% | 2,278 | $4K |
| Nisa Investment Advisors, LLC | 0.00% | Reduce -24.8% | 1,106 | $2K |
| Royal Bank of Canada | 0.00% | Reduce -63.3% | 1,103 | $2K |
| Bradley & Co. Private Wealth Management, LLC | 0.00% | No change | 1,000 | $2K |
| EverSource Wealth Advisors, LLC | 0.00% | Reduce -20.7% | 499 | $913 |
| BNP Paribas Financial Markets | 0.00% | Reduce -71.4% | 480 | $878 |
| SBI Securities Co., Ltd. | 0.00% | No change | 422 | $772 |
| PNC Financial Services Group, Inc. | 0.00% | Reduce -74.8% | 100 | $183 |
| Optiver Holding B.V. | 0.00% | New | 28 | $51 |
| Arax Advisory Partners | 0.00% | New | 2 | $3 |
| Cwm, LLC | 0.00% | Reduce -89.0% | 144 | $0 |
"% of holder's portfolio" is ALXO's weight in each manager's 13F, not the share of Alx Oncology Holdings Inc. the manager owns.