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, Q2 2025
Institutional positions in Puma Biotechnology, Inc. as of Jun 30, 2025. 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
- 121
- +6 vs. Q1 2025
- Shares held
- 32.9M
- +2.48M (+8.1%) vs. Q1 2025
- Total value
- $112.8M
- +$22.8M (+25.3%) vs. Q1 2025
- New holders
- 22
- 42 more added
- Sold out
- 16
- 32 more reduced
1 institution that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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 | $182.6M |
| Q2 2025 | 121 | $112.8M |
| Q1 2025 | 116 | $90.1M |
| Q4 2024 | 112 | $90.1M |
| Q3 2024 | 100 | $76.0M |
| Q2 2024 | 99 | $101.0M |
| Q1 2024 | 93 | $164.4M |
| Q4 2023 | 82 | $117.0M |
| Q3 2023 | 69 | $67.6M |
| Q2 2023 | 68 | $93.8M |
| Q1 2023 | 78 | $86.3M |
| Q4 2022 | 89 | $116.3M |
| Q3 2022 | 83 | $65.5M |
| Q2 2022 | 89 | $79.5M |
| Q1 2022 | 104 | $86.1M |
| Q4 2021 | 102 | $93.1M |
| Q3 2021 | 116 | $226.0M |
| Q2 2021 | 120 | $319.3M |
| Q1 2021 | 118 | $355.9M |
Institutions, Q2 2025
Shares, value and share of portfolio for each institution holding Puma Biotechnology, Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Acorn Capital Advisors, LLC | 4,131,299 | $14.2M | 9.27% | +191,247+4.9% | Added |
| BlackRock, Inc. | 3,835,715 | $13.2M | 0.00% | −11,653−0.3% | Reduced |
| Vanguard Group Inc | 3,706,452 | $12.7M | 0.00% | +37,189+1.0% | Added |
| Acadian Asset Management LLC | 2,008,146 | $6.88M | 0.01% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 1,874,713 | $6.43M | 0.01% | +45,500+2.5% | Added |
| American Century Companies Inc | 1,342,275 | $4.60M | 0.00% | +192,615+16.8% | Added |
| Dimensional Fund Advisors LP | 1,150,040 | $3.94M | 0.00% | +261,377+29.4% | Added |
| Kennedy Capital Management, Inc. | 987,001 | $3.39M | 0.08% | +75,878+8.3% | Added |
| Geode Capital Management, LLC | 971,674 | $3.33M | 0.00% | +16,218+1.7% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 900,256 | $3.09M | 0.01% | +68,567+8.2% | Added |
| Janus Henderson Group PLC | 745,541 | $2.56M | 0.00% | +745,541 | New |
| State Street Corp | 734,606 | $2.52M | 0.00% | +84,814+13.1% | Added |
| D. E. Shaw & Co., Inc. | 640,780 | $2.20M | 0.00% | +69,115+12.1% | Added |
| LSV Asset Management | 535,740 | $1.84M | 0.00% | +482,340+903.3% | Added |
| Citadel Advisors LLC | 507,818 | $1.74M | 0.00% | +507,818 | New |
| Globeflex Capital L P | 452,606 | $1.55M | 0.13% | 00.0% | Unchanged |
| Arrowstreet Capital, Limited Partnership | 451,633 | $1.55M | 0.00% | +93,012+25.9% | Added |
| Los Angeles Capital Management LLC | 445,477 | $1.53M | 0.01% | +38,623+9.5% | Added |
| O'Shaughnessy Asset Management, LLC | 437,660 | $1.50M | 0.01% | +329,715+305.4% | Added |
| SEI Investments Co | 347,234 | $1.19M | 0.00% | −445−0.1% | Reduced |
| Bank of New York Mellon Corp | 344,083 | $1.18M | 0.00% | +3,197+0.9% | Added |
| Millennium Management LLC | 334,609 | $1.15M | 0.00% | −1,050,585−75.8% | Reduced |
| Morgan Stanley | 322,462 | $1.11M | 0.00% | +59,924+22.8% | Added |
| Northern Trust Corp | 302,015 | $1.04M | 0.00% | −15,423−4.9% | Reduced |
| Prudential Financial Inc | 281,244 | $964.7K | 0.00% | −26,911−8.7% | Reduced |
| UBS Group AG | 274,100 | $940.2K | 0.00% | −5,567−2.0% | Reduced |
| Two Sigma Advisers, LP | 245,700 | $842.8K | 0.00% | −1,100−0.4% | Reduced |
| Eversept Partners, LP | 240,688 | $825.6K | 0.08% | −35,100−12.7% | Reduced |
| Mackenzie Financial Corp | 207,591 | $712.0K | 0.00% | +49,878+31.6% | Added |
| Bridgeway Capital Management, LLC | 202,790 | $695.6K | 0.02% | +121,690+150.0% | Added |
| Federated Hermes, Inc. | 202,335 | $694.0K | 0.00% | +1,373+0.7% | Added |
| Goldman Sachs Group Inc | 202,029 | $693.0K | 0.00% | −92,214−31.3% | Reduced |
| Tang Capital Management LLC | 200,000 | $686.0K | 0.03% | 00.0% | Unchanged |
| Ritholtz Wealth Management | 196,985 | $675.7K | 0.01% | +196,985 | New |
| Prospera Financial Services Inc | 191,244 | $655.9K | 0.01% | +6,987+3.8% | Added |
| Two Sigma Investments, LP | 190,621 | $653.8K | 0.00% | −2,179−1.1% | Reduced |
| Royal Bank of Canada | 153,270 | $524.0K | 0.00% | +67,271+78.2% | Added |
| STRS Ohio | 147,300 | $505.2K | 0.00% | +5,400+3.8% | Added |
| AQR Capital Management LLC | 141,773 | $486.3K | 0.00% | +91,315+181.0% | Added |
| Qube Research & Technologies Ltd | 137,079 | $470.2K | 0.00% | −15,864−10.4% | Reduced |
| FMR LLC | 132,364 | $454.0K | 0.00% | +5,190+4.1% | Added |
| Charles Schwab Investment Management Inc | 127,443 | $437.1K | 0.00% | +9,189+7.8% | Added |
| Barclays PLC | 108,653 | $372.7K | 0.00% | +25,392+30.5% | Added |
| XTX Topco Ltd | 104,424 | $358.2K | 0.01% | −20,893−16.7% | Reduced |
| Evergreen Capital Management LLC | 96,000 | $329.3K | 0.01% | +96,000 | New |
| Hillsdale Investment Management Inc. | 84,800 | $290.9K | 0.01% | +84,800 | New |
| Nuveen, LLC | 79,101 | $271.3K | 0.00% | 00.0% | Unchanged |
| Panagora Asset Management Inc | 76,684 | $263.0K | 0.00% | +76,684 | New |
| Marshall Wace, LLP | 73,415 | $251.8K | 0.00% | −142,998−66.1% | Reduced |
| State Board of Administration of Florida Retirement System | 71,727 | $246.0K | 0.00% | +71,727 | New |
| Kapitalo Investimentos Ltda | 70,269 | $241.0K | 0.05% | +70,269 | New |
| Bank of America Corp | 67,242 | $230.6K | 0.00% | −25,845−27.8% | Reduced |
| Macquarie Group Ltd | 61,255 | $210.0K | 0.00% | 00.0% | Unchanged |
| Rhumbline Advisers | 60,611 | $207.9K | 0.00% | +22,316+58.3% | Added |
| Susquehanna International Group, LLP | 57,724 | $198.0K | 0.00% | −15,147−20.8% | Reduced |
| Metis Global Partners, LLC | 55,798 | $191.4K | 0.00% | +13,040+30.5% | Added |
| Virtus ETF Advisers LLC | 55,431 | $190.1K | 0.12% | 00.0% | Unchanged |
| LPL Financial LLC | 53,293 | $182.8K | 0.00% | +10,000+23.1% | Added |
| Invesco Ltd. | 49,982 | $171.4K | 0.00% | +12,351+32.8% | Added |
| Jane Street Group, LLC | 39,448 | $135.3K | 0.00% | +39,448 | New |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 39,308 | $134.8K | 0.00% | 00.0% | Unchanged |
| Empowered Funds, LLC | 38,292 | $131.3K | 0.00% | +38,292 | New |
| Prelude Capital Management, LLC | 33,422 | $114.6K | 0.01% | −4,278−11.3% | Reduced |
| Deutsche Bank AG | 30,743 | $105.4K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 28,026 | $96.1K | 0.00% | +4,578+19.5% | Added |
| MetLife Investment Management | 27,158 | $93.2K | 0.00% | +37+0.1% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 23,765 | $81.5K | 0.00% | −1,092−4.4% | Reduced |
| Intech Investment Management LLC | 20,823 | $71.4K | 0.00% | −9,681−31.7% | Reduced |
| C2C Wealth Management, LLC | 20,620 | $70.7K | 0.06% | +5,470+36.1% | Added |
| JPMorgan Chase & Co | 20,245 | $69.4K | 0.00% | −28,107−58.1% | Reduced |
| Kathmere Capital Management, LLC | 20,204 | $69.3K | 0.01% | +20,204 | New |
| PFG Investments, LLC | 20,000 | $68.6K | 0.00% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 19,566 | $68.0K | 0.00% | 00.0% | Unchanged |
| HSBC Holdings PLC | 19,751 | $66.6K | 0.00% | −758−3.7% | Reduced |
| Advisor Group Holdings, Inc. | 17,944 | $61.5K | 0.00% | +450+2.6% | Added |
| Squarepoint Ops LLC | 17,794 | $61.0K | 0.00% | +17,794 | New |
| Franklin Resources Inc | 17,691 | $60.7K | 0.00% | −60,484−77.4% | Reduced |
| Royce & Associates LP | 17,285 | $59.3K | 0.00% | −1,440−7.7% | Reduced |
| Manufacturers Life Insurance Company, The | 15,576 | $53.4K | 0.00% | −930−5.6% | Reduced |
| D'Orazio & Associates, Inc. | 15,027 | $51.5K | 0.01% | +15,027 | New |
| Ethic Inc. | 15,168 | $50.5K | 0.00% | +15,168 | New |
| Citigroup Inc | 14,320 | $49.1K | 0.00% | −15,147−51.4% | Reduced |
| Ieq Capital, LLC | 14,305 | $49.1K | 0.00% | +14,305 | New |
| Causeway Capital Management LLC | 14,095 | $48.3K | 0.00% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 13,800 | $47.3K | 0.00% | +13,800 | New |
| Voya Investment Management LLC | 12,976 | $44.5K | 0.00% | −11,756−47.5% | Reduced |
| Williams & Novak, LLC | 12,520 | $42.9K | 0.04% | −2,200−14.9% | Reduced |
| Cerity Partners LLC | 10,528 | $36.1K | 0.00% | +10,528 | New |
| CWM, LLC | 9,462 | $32.0K | 0.00% | +6,450+214.1% | Added |
| Tower Research Capital LLC (TRC) | 8,469 | $29.0K | 0.00% | +5,403+176.2% | Added |
| Police & Firemen's Retirement System of New Jersey | 8,322 | $28.5K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 5,766 | $19.8K | 0.00% | −71,562−92.5% | Reduced |
| Ameritas Investment Partners, Inc. | 4,055 | $13.9K | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 3,600 | $12.3K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 3,564 | $12.2K | 0.00% | −348−8.9% | Reduced |
| Private Wealth Asset Management, LLC | 3,500 | $12.0K | 0.00% | +1,500+75.0% | Added |
| Ball & Co Wealth Management Inc. | 3,506 | $12.0K | 0.01% | 00.0% | Unchanged |
| California State Teachers Retirement System | 2,999 | $10.3K | 0.00% | 00.0% | Unchanged |
| Headlands Technologies LLC | 1,538 | $5.28K | 0.00% | +321+26.4% | Added |
| Global Retirement Partners, LLC | 1,492 | $5.12K | 0.00% | +1,492 | New |