93 institutions reported holding $40.8M of PYXIS ONCOLOGY INC (PYXS) in SEC 13F filings for 2026-03-31. Largest institutional holders: Pfizer Inc ($9.2M), Laurion Capital Management LP ($7.3M), GordonMD Global Investments LP ($6.0M), VANGUARD CAPITAL MANAGEMENT LLC ($3.0M), Atle Fund Management AB ($1.6M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Pfizer Inc | $9.2M | 7.0M | Hold |
| 2 | Laurion Capital Management LP | $7.3M | 5.0M | Added |
| 3 | GordonMD Global Investments LP | $6.0M | 4.1M | Hold |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | $3.0M | 2.0M | New |
| 5 | Atle Fund Management AB | $1.6M | 197,036 | Trimmed |
| 6 | Palo Alto Investors LP | $1.5M | 1.0M | Trimmed |
| 7 | 683 Capital Management, LLC | $1.3M | 896,263 | Added |
| 8 | RENAISSANCE TECHNOLOGIES LLC | $1.3M | 888,680 | Added |
| 9 | BlackRock, Inc. | $1.2M | 788,839 | Added |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | $873,815 | 598,121 | Added |
| 11 | Longaeva Partners L.P. | $734,692 | 503,214 | Hold |
| 12 | JACOBS LEVY EQUITY MANAGEMENT, INC | $673,056 | 460,997 | New |
| 13 | MILLENNIUM MANAGEMENT LLC | $580,533 | 397,625 | Trimmed |
| 14 | MARSHALL WACE, LLP | $517,448 | 354,417 | Trimmed |
| 15 | JANE STREET GROUP, LLC | $481,740 | 329,959 | Trimmed |
| 16 | Decheng Capital LLC | $477,143 | 326,810 | Hold |
| 17 | VANGUARD FIDUCIARY TRUST CO | $439,310 | 300,897 | New |
| 18 | UBS Group AG | $371,021 | 254,124 | Trimmed |
| 19 | STATE STREET CORP | $363,302 | 248,837 | Added |
| 20 | XTX Topco Ltd | $292,140 | 200,096 | Trimmed |
| 21 | ACADIAN ASSET MANAGEMENT LLC | $209,000 | 144,256 | New |
| 22 | Bank of New York Mellon Corp | $195,634 | 133,996 | Trimmed |
| 23 | CITADEL ADVISORS LLC | $187,390 | 128,349 | Trimmed |
| 24 | NewEdge Wealth, LLC | $169,369 | 116,006 | Hold |
| 25 | NORTHERN TRUST CORP | $148,844 | 101,948 | Hold |
Source: SEC Form 13F filings · as of 2026-03-31