Who Owns ALX ONCOLOGY HLDGS INC (ALXO)? -- Institutional Holders (2026-06-30)
105 institutions reported holding $218.5M of ALX ONCOLOGY HLDGS INC (ALXO) in SEC 13F filings for 2026-06-30. Largest institutional holders: RA CAPITAL MANAGEMENT, L.P. ($26.9M), venBio Partners LLC ($26.7M), BlackRock, Inc. ($15.3M), Redmile Group, LLC ($15.3M), Blackstone Inc. ($13.6M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | RA CAPITAL MANAGEMENT, L.P. | $26.9M | 13.0M | Hold |
| 2 | venBio Partners LLC | $26.7M | 12.9M | Hold |
| 3 | BlackRock, Inc. | $15.3M | 7.4M | Added |
| 4 | Redmile Group, LLC | $15.3M | 7.4M | Trimmed |
| 5 | Blackstone Inc. | $13.6M | 6.6M | Added |
| 6 | VANGUARD GROUP INC | $13.5M | 6.5M | Added |
| 7 | Driehaus Capital Management LLC | $12.5M | 6.0M | Added |
| 8 | SILVERARC CAPITAL MANAGEMENT, LLC | $11.9M | 5.7M | New |
| 9 | TCG Crossover Management, LLC | $11.7M | 5.7M | Trimmed |
| 10 | Vivo Capital, LLC | $6.6M | 3.2M | Hold |
| 11 | MARSHALL WACE, LLP | $6.4M | 3.1M | Trimmed |
| 12 | 5AM Venture Management, LLC | $6.3M | 3.1M | Hold |
| 13 | Almitas Capital LLC | $6.1M | 2.9M | Trimmed |
| 14 | ORBIMED ADVISORS LLC | $5.9M | 2.9M | Hold |
| 15 | GEODE CAPITAL MANAGEMENT, LLC | $5.8M | 2.8M | Added |
| 16 | TWO SIGMA INVESTMENTS, LP | $4.5M | 2.2M | Added |
| 17 | MILLENNIUM MANAGEMENT LLC | $3.2M | 1.5M | Trimmed |
| 18 | STATE STREET CORP | $3.1M | 1.5M | Added |
| 19 | ACADIAN ASSET MANAGEMENT LLC | $2.7M | 1.3M | Added |
| 20 | JPMORGAN CHASE & CO | $2.3M | 1.0M | Added |
| 21 | NORTHERN TRUST CORP | $1.9M | 935,669 | Added |
| 22 | Ensign Peak Advisors, Inc | $1.7M | 810,297 | Trimmed |
| 23 | Nantahala Capital Management, LLC | $1.6M | 750,000 | New |
| 24 | GOLDMAN SACHS GROUP INC | $1.5M | 742,331 | Added |
| 25 | RENAISSANCE TECHNOLOGIES LLC | $1.2M | 603,797 | Trimmed |
Source: SEC Form 13F filings · as of 2026-06-30