Puma Biotechnology, Inc.
PBYI- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001401667
In the last 90 days, Puma Biotechnology, Inc. insiders filed 0 open-market purchases and 5 sales; 160 institutions reported holding it in 13F filings for Q2 2026, worth $313.6M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Puma Biotechnology, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 157
- +11 vs. Q4 2025
- Shares held
- 37.9M
- +6.34M (+20.1%) vs. Q4 2025
- Total value
- $241.8M
- +$54.4M (+29.0%) vs. Q4 2025
- New holders
- 29
- 61 more added
- Sold out
- 18
- 38 more reduced
5 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting PBYI on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 160 | $313.6M |
| Q1 2026 | 157 | $241.8M |
| Q4 2025 | 151 | $210.2M |
| Q3 2025 | 132 | $182.5M |
| Q2 2025 | 121 | $112.5M |
| Q1 2025 | 116 | $90.0M |
| Q4 2024 | 112 | $89.7M |
| Q3 2024 | 100 | $75.9M |
| Q2 2024 | 99 | $100.9M |
| Q1 2024 | 93 | $157.7M |
| Q4 2023 | 82 | $115.2M |
| Q3 2023 | 69 | $67.6M |
| Q2 2023 | 68 | $93.8M |
| Q1 2023 | 78 | $86.1M |
| Q4 2022 | 89 | $116.3M |
| Q3 2022 | 83 | $65.5M |
| Q2 2022 | 89 | $79.5M |
| Q1 2022 | 104 | $86.1M |
| Q4 2021 | 102 | $92.2M |
| Q3 2021 | 116 | $226.0M |
| Q2 2021 | 120 | $319.3M |
| Q1 2021 | 118 | $355.9M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Puma Biotechnology, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Abel Hall, LLC | 11,474 | $73.3K | 0.02% | +681+6.3% | Added |
| Williams & Novak, LLC | 10,639 | $71.9K | 0.05% | +79+0.7% | Added |
| Abacus Wealth Partners, LLC | 11,199 | $71.6K | 0.01% | +11,199 | New |
| Ethic Inc. | 10,530 | $67.3K | 0.00% | −18−0.2% | Reduced |
| DGS Capital Management, LLC | 10,418 | $66.6K | 0.01% | +10,418 | New |
| Stokes Family Office, LLC | 10,092 | $64.5K | 0.01% | −17,999−64.1% | Reduced |
| BNP Paribas Arbitrage, SA | 9,667 | $61.8K | 0.00% | −91−0.9% | Reduced |
| China Universal Asset Management Co., Ltd. | 9,028 | $57.7K | 0.00% | +817+10.0% | Added |
| Philadelphia Investment Partners, LLC | 9,000 | $57.5K | 0.04% | +9,000 | New |
| State of Alaska, Department of Revenue | 8,445 | $53.0K | 0.00% | 00.0% | Unchanged |
| MAI Capital Management | 7,558 | $48.3K | 0.00% | +7,521+20,327.0% | Added |
| IFP Advisors, Inc | 6,908 | $44.1K | 0.00% | +6,704+3,286.3% | Added |
| Royal Bank of Canada | 4,320 | $28.0K | 0.00% | +3,066+244.5% | Added |
| Ameritas Investment Partners, Inc. | 4,055 | $25.9K | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 3,600 | $23.0K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 3,564 | $22.8K | 0.00% | 00.0% | Unchanged |
| Private Wealth Asset Management, LLC | 3,500 | $22.4K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 3,422 | $21.9K | 0.00% | +1,042+43.8% | Added |
| Ball & Co Wealth Management Inc. | 3,066 | $19.0K | 0.02% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 2,654 | $17.0K | 0.00% | +205+8.4% | Added |
| Tower Research Capital LLC (TRC) | 2,568 | $16.4K | 0.00% | +329+14.7% | Added |
| California State Teachers Retirement System | 2,330 | $14.9K | 0.00% | −320−12.1% | Reduced |
| UBS Asset Management Americas Inc | 1,710 | $10.9K | 0.00% | +1,710 | New |
| Rialto Wealth Management, LLC | 1,450 | $9.27K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 1,425 | $9.11K | 0.00% | −1,057−42.6% | Reduced |
| Group One Trading, L.P. | 1,344 | $8.59K | 0.00% | −7,889−85.4% | Reduced |
| GHP Investment Advisors, Inc. | 1,170 | $7.48K | 0.00% | 00.0% | Unchanged |
| WealthCollab, LLC | 1,156 | $7.39K | 0.00% | 00.0% | Unchanged |
| Intentional Wealth Strategies, LLC | 1,128 | $7.21K | 0.01% | +1,128 | New |
| GF Fund Management Co. Ltd. | 1,122 | $7.17K | 0.00% | +133+13.4% | Added |
| Rockefeller Capital Management L.P. | 793 | $5.07K | 0.00% | +634+398.7% | Added |
| Farther Finance Advisors, LLC | 566 | $3.83K | 0.00% | +37+7.0% | Added |
| The PNC Financial Services Group, Inc. | 513 | $3.28K | 0.00% | 00.0% | Unchanged |
| Harbour Investments, Inc. | 500 | $3.19K | 0.00% | +500 | New |
| Essential Partners LLC | 443 | $2.83K | 0.00% | +2+0.5% | Added |
| GAMMA Investing LLC | 422 | $2.70K | 0.00% | +283+203.6% | Added |
| Optiver Holding B.V. | 416 | $2.66K | 0.00% | −352−45.8% | Reduced |
| Rothschild Investment LLC | 406 | $2.59K | 0.00% | +113+38.6% | Added |
| EverSource Wealth Advisors, LLC | 360 | $2.30K | 0.00% | +123+51.9% | Added |
| Nisa Investment Advisors, LLC | 342 | $2.19K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 341 | $2.18K | 0.00% | +291+582.0% | Added |
| Root Financial Partners, LLC | 269 | $1.72K | 0.00% | +269 | New |
| SRS Capital Advisors, Inc. | 2,183 | $1.34K | 0.00% | +2,173+21,730.0% | Added |
| US Bancorp | 200 | $1.28K | 0.00% | 00.0% | Unchanged |
| Frazier Financial Advisors, LLC | 183 | $1.17K | 0.00% | +183 | New |
| True Wealth Design, LLC | 123 | $786 | 0.00% | 00.0% | Unchanged |
| Mosley Wealth Management | 148 | $786 | 0.00% | +148 | New |
| Basecamp Wealth Advisors LLC | 86 | $550 | 0.00% | +86 | New |
| Jones Financial Companies LLLP | 68 | $413 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 56 | $358 | 0.00% | 00.0% | Unchanged |
| SJS Investment Consulting Inc. | 43 | $275 | 0.00% | +7+19.4% | Added |
| Sunbelt Securities, Inc. | 30 | $192 | 0.00% | 00.0% | Unchanged |
| Fifth Third Bancorp | 8 | $51 | 0.00% | +8 | New |
| CWM Advisors, LLC | 5 | $31 | 0.00% | 00.0% | Unchanged |
| ZRC Wealth Management, LLC | 3 | $20 | 0.00% | 00.0% | Unchanged |
| TFC Financial Management | 1 | $7 | 0.00% | +1 | New |
| Wealth Preservation Advisors, LLC | 1 | $6 | 0.00% | +1 | New |
| Mackenzie Financial Corp | 0 | $0 | 0.00% | −160,973−100.0% | Sold out |
| Los Angeles Capital Management LLC | 0 | $0 | 0.00% | −148,132−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −111,520−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −71,100−100.0% | Sold out |
| Verdad Advisers, LP | 0 | $0 | 0.00% | −55,542−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −36,362−100.0% | Sold out |
| Heron Bay Capital Management | 0 | $0 | 0.00% | −20,056−100.0% | Sold out |
| Intech Investment Management LLC | 0 | $0 | 0.00% | −18,900−100.0% | Sold out |
| Axq Capital, LP | 0 | $0 | 0.00% | −16,592−100.0% | Sold out |
| Headlands Technologies LLC | 0 | $0 | 0.00% | −15,976−100.0% | Sold out |
| Causeway Capital Management LLC | 0 | $0 | 0.00% | −13,310−100.0% | Sold out |
| PFG Investments, LLC | 0 | $0 | 0.00% | −12,000−100.0% | Sold out |
| Royce & Associates LP | 0 | $0 | 0.00% | −11,914−100.0% | Sold out |
| ProShare Advisors LLC | 0 | $0 | 0.00% | −10,062−100.0% | Sold out |
| Amalgamated Bank | 0 | $0 | 0.00% | −1,353−100.0% | Sold out |
| DecisionPoint Financial, LLC | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Clearstead Advisors, LLC | 0 | $0 | 0.00% | −17−100.0% | Sold out |
| National Bank of Canada | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| Brandywine Global Investment Management, LLC | – | – | – | – | Not filed |
| Global Retirement Partners, LLC | – | – | – | – | Not filed |
| GPS Wealth Strategies Group, LLC | – | – | – | – | Not filed |
| CIBC Private Wealth Group, LLC | – | – | – | – | Not filed |