Skip to main content

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.

Institutional holdersQ1 2026: 157 institutions
Q1 2021: 118 institutionsQ2 2021: 120 institutionsQ3 2021: 116 institutionsQ4 2021: 102 institutionsQ1 2022: 104 institutionsQ2 2022: 89 institutionsQ3 2022: 83 institutionsQ4 2022: 89 institutionsQ1 2023: 78 institutionsQ2 2023: 68 institutionsQ3 2023: 69 institutionsQ4 2023: 82 institutionsQ1 2024: 93 institutionsQ2 2024: 99 institutionsQ3 2024: 100 institutionsQ4 2024: 112 institutionsQ1 2025: 116 institutionsQ2 2025: 121 institutionsQ3 2025: 132 institutionsQ4 2025: 151 institutionsQ1 2026: 157 institutionsQ2 2026: 160 institutions
Value heldQ1 2026: $241.8M
Q1 2021: $355.9MQ2 2021: $319.3MQ3 2021: $226.0MQ4 2021: $93.1MQ1 2022: $86.1MQ2 2022: $79.5MQ3 2022: $65.5MQ4 2022: $116.3MQ1 2023: $86.3MQ2 2023: $93.8MQ3 2023: $67.6MQ4 2023: $117.0MQ1 2024: $164.4MQ2 2024: $101.0MQ3 2024: $76.0MQ4 2024: $90.1MQ1 2025: $90.1MQ2 2025: $112.8MQ3 2025: $182.6MQ4 2025: $210.2MQ1 2026: $241.8MQ2 2026: $313.6M
Institutions holding PBYI and their total value by quarter
QuarterHoldersValue
Q2 2026160$313.6M
Q1 2026157$241.8M
Q4 2025151$210.2M
Q3 2025132$182.6M
Q2 2025121$112.8M
Q1 2025116$90.1M
Q4 2024112$90.1M
Q3 2024100$76.0M
Q2 202499$101.0M
Q1 202493$164.4M
Q4 202382$117.0M
Q3 202369$67.6M
Q2 202368$93.8M
Q1 202378$86.3M
Q4 202289$116.3M
Q3 202283$65.5M
Q2 202289$79.5M
Q1 2022104$86.1M
Q4 2021102$93.1M
Q3 2021116$226.0M
Q2 2021120$319.3M
Q1 2021118$355.9M

Institutions, Q1 2026

Shares, value and share of portfolio for each institution holding Puma Biotechnology, Inc.; share changes are against Q4 2025.

Institutions holding PBYI in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Wealth Preservation Advisors, LLC1$60.00%+1New
TFC Financial Management1$70.00%+1New
ZRC Wealth Management, LLC3$200.00%00.0%Unchanged
CWM Advisors, LLC5$310.00%00.0%Unchanged
Fifth Third Bancorp8$510.00%+8New
Sunbelt Securities, Inc.30$1920.00%00.0%Unchanged
SJS Investment Consulting Inc.43$2750.00%+7+19.4%Added
SBI Securities Co., Ltd.56$3580.00%00.0%Unchanged
Jones Financial Companies LLLP68$4130.00%00.0%Unchanged
Basecamp Wealth Advisors LLC86$5500.00%+86New
True Wealth Design, LLC123$7860.00%00.0%Unchanged
Mosley Wealth Management148$7860.00%+148New
Frazier Financial Advisors, LLC183$1.17K0.00%+183New
US Bancorp200$1.28K0.00%00.0%Unchanged
SRS Capital Advisors, Inc.2,183$1.34K0.00%+2,173+21,730.0%Added
Root Financial Partners, LLC269$1.72K0.00%+269New
Allworth Financial LP341$2.18K0.00%+291+582.0%Added
Nisa Investment Advisors, LLC342$2.19K0.00%00.0%Unchanged
EverSource Wealth Advisors, LLC360$2.30K0.00%+123+51.9%Added
Rothschild Investment LLC406$2.59K0.00%+113+38.6%Added
Optiver Holding B.V.416$2.66K0.00%−352−45.8%Reduced
GAMMA Investing LLC422$2.70K0.00%+283+203.6%Added
Essential Partners LLC443$2.83K0.00%+2+0.5%Added
Harbour Investments, Inc.500$3.19K0.00%+500New
The PNC Financial Services Group, Inc.513$3.28K0.00%00.0%Unchanged
Farther Finance Advisors, LLC566$3.83K0.00%+37+7.0%Added
Rockefeller Capital Management L.P.793$5.07K0.00%+634+398.7%Added
GF Fund Management Co. Ltd.1,122$7.17K0.00%+133+13.4%Added
Intentional Wealth Strategies, LLC1,128$7.21K0.01%+1,128New
WealthCollab, LLC1,156$7.39K0.00%00.0%Unchanged
GHP Investment Advisors, Inc.1,170$7.48K0.00%00.0%Unchanged
Group One Trading, L.P.1,344$8.59K0.00%−7,889−85.4%Reduced
Sterling Capital Management LLC1,425$9.11K0.00%−1,057−42.6%Reduced
Rialto Wealth Management, LLC1,450$9.27K0.00%00.0%Unchanged
UBS Asset Management Americas Inc1,710$10.9K0.00%+1,710New
California State Teachers Retirement System2,330$14.9K0.00%−320−12.1%Reduced
Tower Research Capital LLC (TRC)2,568$16.4K0.00%+329+14.7%Added
Mirae Asset Global Investments Co., Ltd.2,654$17.0K0.00%+205+8.4%Added
Ball & Co Wealth Management Inc.3,066$19.0K0.02%00.0%Unchanged
Citigroup Inc3,422$21.9K0.00%+1,042+43.8%Added
Private Wealth Asset Management, LLC3,500$22.4K0.00%00.0%Unchanged
Legal & General Group Plc3,564$22.8K0.00%00.0%Unchanged
New York State Common Retirement Fund3,600$23.0K0.00%00.0%Unchanged
Ameritas Investment Partners, Inc.4,055$25.9K0.00%00.0%Unchanged
Royal Bank of Canada4,320$28.0K0.00%+3,066+244.5%Added
IFP Advisors, Inc6,908$44.1K0.00%+6,704+3,286.3%Added
MAI Capital Management7,558$48.3K0.00%+7,521+20,327.0%Added
State of Alaska, Department of Revenue8,445$53.0K0.00%00.0%Unchanged
Philadelphia Investment Partners, LLC9,000$57.5K0.04%+9,000New
China Universal Asset Management Co., Ltd.9,028$57.7K0.00%+817+10.0%Added
BNP Paribas Arbitrage, SA9,667$61.8K0.00%−91−0.9%Reduced
Stokes Family Office, LLC10,092$64.5K0.01%−17,999−64.1%Reduced
DGS Capital Management, LLC10,418$66.6K0.01%+10,418New
Ethic Inc.10,530$67.3K0.00%−18−0.2%Reduced
Abacus Wealth Partners, LLC11,199$71.6K0.01%+11,199New
Williams & Novak, LLC10,639$71.9K0.05%+79+0.7%Added
Abel Hall, LLC11,474$73.3K0.02%+681+6.3%Added
Advisor Group Holdings, Inc.11,669$74.6K0.00%−500−4.1%Reduced
Manufacturers Life Insurance Company, The11,765$75.2K0.00%−1,662−12.4%Reduced
Perkins Capital Management Inc12,500$79.9K0.07%00.0%Unchanged
Cambridge Investment Research Advisors, Inc.12,563$80.0K0.00%−46,754−78.8%Reduced
Wealth Enhancement Advisory Services, LLC11,635$80.3K0.00%+1,491+14.7%Added
Alliancebernstein L.P.13,800$82.1K0.00%00.0%Unchanged
Tocqueville Asset Management L.P.12,960$82.8K0.00%+12,960New
HRT Financial LP13,073$83.0K0.00%+13,073New
Two Sigma Investments, LP13,000$83.1K0.00%−149,351−92.0%Reduced
Cerity Partners LLC13,013$83.2K0.00%+941+7.8%Added
Ashton Thomas Private Wealth, LLC13,500$86.3K0.00%+13,500New
Barclays PLC13,988$89.4K0.00%−67,446−82.8%Reduced
Mariner, LLC14,649$93.6K0.00%+14,649New
Ieq Capital, LLC14,901$95.2K0.00%+3,406+29.6%Added
XTX Topco Ltd15,116$96.6K0.00%+15,116New
CWM, LLC15,263$97.5K0.00%+2,450+19.1%Added
Police & Firemen's Retirement System of New Jersey15,719$100.4K0.00%00.0%Unchanged
MetLife Investment Management15,842$101.2K0.00%−8,570−35.1%Reduced
Susquehanna International Group, LLP16,089$102.8K0.00%+16,089New
Wells Fargo & Company16,273$104.0K0.00%−32,008−66.3%Reduced
Quadrature Capital Ltd16,745$107.0K0.00%+16,745New
Allspring Global Investments Holdings, LLC17,066$109.1K0.00%+17,066New
Lazard Asset Management LLC17,970$114.8K0.00%−41,605−69.8%Reduced
Bailard, Inc.18,100$115.7K0.00%+18,100New
Prelude Capital Management, LLC18,448$117.9K0.01%−13,700−42.6%Reduced
Mirae Asset Global ETFs Holdings Ltd.20,635$131.9K0.00%+476+2.4%Added
One Wealth Advisors, LLC21,079$134.7K0.02%+1,690+8.7%Added
Canada Pension Plan Investment Board22,800$145.7K0.00%−52,400−69.7%Reduced
Creative Planning23,113$147.7K0.00%+23,113New
C2C Wealth Management, LLC23,620$150.9K0.13%+600+2.6%Added
Metis Global Partners, LLC25,264$161.4K0.00%−17,322−40.7%Reduced
CAPROCK Group, Inc.25,989$166.1K0.00%+9,541+58.0%Added
Envestnet Asset Management Inc26,558$169.7K0.00%+26,558New
Engineers Gate Manager LP28,600$182.8K0.00%+9,814+52.2%Added
Vanguard Global Advisers, LLC29,173$186.4K0.00%+29,173New
Virtus ETF Advisers LLC29,347$187.5K0.09%−17,825−37.8%Reduced
Kathmere Capital Management, LLC29,779$190.3K0.01%+2,648+9.8%Added
Citadel Advisors LLC29,959$191.4K0.00%−132,711−81.6%Reduced
Price T Rowe Associates Inc31,306$201.0K0.00%+5,370+20.7%Added
Deutsche Bank AG33,145$211.8K0.00%+33,145New
LPL Financial LLC36,618$234.0K0.00%−3,824−9.5%Reduced
Vise Technologies, Inc.40,298$239.8K0.00%00.0%Unchanged
Baron Wealth Management LLC38,278$244.6K0.07%+2,886+8.2%Added