ALX Oncology Holdings Inc. (ALXO) ownership: Top institutional holder: RA CAPITAL MANAGEMENT, L.P. ($26.09M). Insider activity: Net Seller (2 buys, 18 sells). SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| RA CAPITAL MANAGEMENT, L.P. | 13011849.00 | $26.09M | 2026-03-31 |
| TCG Crossover Management, LLC | 13011849.00 | $26.09M | 2026-03-31 |
| venBio Partners LLC | 12884638.00 | $25.83M | 2026-03-31 |
| Redmile Group, LLC | 7964188.00 | $15.97M | 2026-03-31 |
| Blackstone Inc. | 5826544.00 | $11.71M | 2026-03-31 |
| Driehaus Capital Management LLC | 5734620.00 | $11.50M | 2026-03-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 4179736.00 | $8.38M | 2026-03-31 |
| MARSHALL WACE, LLP | 3757216.00 | $7.51M | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-04-16 | |
| Sell | null | 2026-04-16 | |
| Sell | null | 2026-04-16 | |
| Sell | null | 2026-04-16 | |
| Sell | null | 2026-03-19 | |
| Sell | null | 2026-03-19 | |
| Sell | null | 2026-03-19 | |
| Sell | null | 2026-03-19 |
Back to ALXO overview · ALXO earnings · All congressional trades
Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.