Institutional Ownership
Puma Biotechnology Inc
CUSIP 74587V107COMPBYIQ1 2026
13D / 13G Filings
47
Schedule 13D/13G on record
Beneficial Filers
17
Distinct reporting persons
Largest Stake
21.0%
Max % of class reported
Institutional Holders
151
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
47 filings · latest Apr 17, 2025
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Apr 17, 2025 | Blackrock, Inc. | 13G/A | 5.6% | 2.78M | SEC |
| 2 | Feb 14, 2025 | Camber Capital Management LP | 13G/A | — | 130 | SEC |
| 3 | Feb 14, 2025 | Acorn Bioventures, L.P. | 13G/A | 8.0% | 3.94M | SEC |
| 4 | Feb 14, 2025 | Frazier Life Sciences Public Fund, L.P. | 13G/A | — | 913 | SEC |
| 5 | Feb 3, 2025 | Integrated Core Strategies (Us) LLC | 13G/A | 11.0% | 1.89M | SEC |
| 6 | Nov 14, 2024 | Acorn Bioventures, L.P. | 13G/A | 6.7% | 3.28M | SEC |
| 7 | Nov 8, 2024 | Blackrock, Inc. | 13G | 7.8% | 3.83M | SEC |
| 8 | Oct 22, 2024 | Blackrock, Inc. | 13G | 7.8% | 3.83M | SEC |
| 9 | Mar 29, 2024 | Frazier Life Sciences Public Fund, L.P. | 13G | 2.7% | 1.30M | SEC |
| 10 | Feb 14, 2024 | Camber Capital Management LP | 13G/A | 5.9% | 2.81M | SEC |
37 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for Puma Biotechnology Inc.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Acorn Capital Advisors, LLC | 4.13M | $26.40M |
| 2 | Blackrock, Inc. | 3.60M | $23.00M |
| 3 | Renaissance Technologies LLC | 1.94M | $12.41M |
| 4 | American Century Companies Inc | 1.92M | $12.25M |
| 5 | Millennium Management LLC | 1.48M | $9.44M |
| 6 | Dimensional Fund Advisors LP | 1.44M | $9.17M |
| 7 | O'Shaughnessy Asset Management, LLC | 1.14M | $7.27M |
| 8 | Geode Capital Management, LLC | 1.02M | $6.50M |
| 9 | State Street Corp | 917.6K | $5.86M |
| 10 | Kennedy Capital Management LLC | 889.6K | $5.68M |