PUMA BIOTECHNOLOGY, INC.

PBYI
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001401667

13F holders, Q2 2026

Positions as of Jun 30, 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
160
+3 vs. Q1 2026
Shares held
38.67M
+809.32K (+2.1%) vs. Q1 2026
Total value
$313.59M
+$71.75M (+29.7%) vs. Q1 2026

Compare with Q1 2026: new holders and sold out

Holders over time

116 in Q3 2021 → 160 in Q2 2026

Show by quarter
Number of institutions holding PBYI by quarter
QuarterHolders
Q2 2026160
Q1 2026157
Q4 2025151
Q3 2025132
Q2 2025121
Q1 2025116
Q4 2024112
Q3 2024100
Q2 202499
Q1 202493
Q4 202382
Q3 202369
Q2 202368
Q1 202378
Q4 202289
Q3 202283
Q2 202289
Q1 2022104
Q4 2021102
Q3 2021116

Institutions

Institutions holding PBYI in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
ACORN CAPITAL ADVISORS, LLC4,131,299$33.5M9.14%00.0%Unchanged
BlackRock, Inc.3,804,736$30.86M0.00%+205,784+5.7%Added
AMERICAN CENTURY COMPANIES INC2,319,996$18.82M0.01%+403,650+21.1%Added
ACADIAN ASSET MANAGEMENT LLC2,053,523$16.65M0.02%+11,764+0.6%Added
RENAISSANCE TECHNOLOGIES LLC1,836,213$14.89M0.02%−106,200−5.5%Reduced
VANGUARD CAPITAL MANAGEMENT LLC1,835,643$14.89M0.00%+17,962+1.0%Added
VANGUARD PORTFOLIO MANAGEMENT LLC1,825,599$14.81M0.00%+90,950+5.2%Added
LSV ASSET MANAGEMENT1,617,981$13.12M0.02%+435,113+36.8%Added
DIMENSIONAL FUND ADVISORS LP1,518,014$12.31M0.00%+81,908+5.7%Added
GEODE CAPITAL MANAGEMENT, LLC1,339,405$10.86M0.00%+322,063+31.7%Added
O'SHAUGHNESSY ASSET MANAGEMENT, LLC1,123,783$9.11M0.04%−14,386−1.3%Reduced
STATE STREET CORP952,165$7.72M0.00%+34,575+3.8%Added
KENNEDY CAPITAL MANAGEMENT, INC.873,253$7.08M0.13%−16,348−1.8%Reduced
BRIDGEWAY CAPITAL MANAGEMENT, LLC791,616$6.42M0.11%+16,275+2.1%Added
RITHOLTZ WEALTH MANAGEMENT749,798$6.08M0.09%−24,510−3.2%Reduced
AQR CAPITAL MANAGEMENT LLC725,192$5.88M0.00%−75,002−9.4%Reduced
GOLDMAN SACHS GROUP INC669,156$5.43M0.00%−563−0.1%Reduced
NORTHERN TRUST CORP652,386$5.29M0.00%+10,633+1.7%Added
Connor, Clark & Lunn Investment Management Ltd.642,946$5.21M0.01%−139,852−17.9%Reduced
UBS Group AG636,761$5.16M0.00%+102,534+19.2%Added
MILLENNIUM MANAGEMENT LLC602,240$4.88M0.00%−875,279−59.2%Reduced
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP532,450$4.32M0.00%−5,705−1.1%Reduced
SEI INVESTMENTS CO418,669$3.4M0.00%−89,513−17.6%Reduced
GLOBEFLEX CAPITAL L P382,807$3.1M0.40%+33,156+9.5%Added
Bank of New York Mellon Corp360,734$2.93M0.00%+12,853+3.7%Added
D. E. Shaw & Co., Inc.316,343$2.57M0.00%−34,892−9.9%Reduced
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM309,106$2.51M0.00%+36,216+13.3%Added
Invesco Ltd.301,002$2.44M0.00%+205,958+216.7%Added
Russell Investments Group, Ltd.272,234$2.21M0.00%+20,581+8.2%Added
VANGUARD FIDUCIARY TRUST CO269,070$2.18M0.00%+17,387+6.9%Added
MORGAN STANLEY265,670$2.15M0.00%−94,072−26.1%Reduced
FEDERATED HERMES, INC.250,766$2.03M0.00%+13,051+5.5%Added
Empowered Funds, LLC220,316$1.79M0.01%+16,275+8.0%Added
PANAGORA ASSET MANAGEMENT INC217,545$1.76M0.01%+22,658+11.6%Added
PRUDENTIAL FINANCIAL INC213,599$1.73M0.00%−39,440−15.6%Reduced
JPMORGAN CHASE & CO211,339$1.73M0.00%−9,385−4.3%Reduced
FMR LLC211,444$1.71M0.00%+19,611+10.2%Added
STATE OF WISCONSIN INVESTMENT BOARD188,232$1.53M0.00%−20,386−9.8%Reduced
FRANKLIN RESOURCES INC172,010$1.4M0.00%−43,381−20.1%Reduced
Prospera Financial Services Inc158,762$1.29M0.02%−14,289−8.3%Reduced
Haven Private, LLC148,448$1.2M0.46%−6,812−4.4%Reduced
TWO SIGMA INVESTMENTS, LP140,587$1.14M0.00%+127,587+981.4%Added
FIRST TRUST ADVISORS LP130,206$1.06M0.00%+6,693+5.4%Added
Round Rock Advisors, LLC128,912$1.05M0.13%00.0%Unchanged
CHARLES SCHWAB INVESTMENT MANAGEMENT INC128,243$1.04M0.00%+12,328+10.6%Added
WELLINGTON MANAGEMENT GROUP LLP126,091$1.02M0.00%+126,091New
STRS OHIO84,600$686.11K0.00%−6,900−7.5%Reduced
Nuveen, LLC82,298$667.44K0.00%+3,197+4.0%Added
EVERGREEN CAPITAL MANAGEMENT LLC73,731$597.96K0.01%−22,269−23.2%Reduced
CANADA PENSION PLAN INVESTMENT BOARD73,500$596.09K0.00%+50,700+222.4%Added
Trexquant Investment LP72,223$585.73K0.00%+72,223New
Vise Technologies, Inc.72,030$584.16K0.01%+31,732+78.7%Added
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.61,255$497K0.00%00.0%Unchanged
OpenArc Corporate Advisory, LLC59,491$482.47K0.01%−30,000−33.5%Reduced
RHUMBLINE ADVISERS57,510$466.4K0.00%+4,474+8.4%Added
D'Orazio & Associates, Inc.48,680$394.8K0.05%−1,235−2.5%Reduced
Vanguard Global Advisers, LLC46,267$375.23K0.00%+17,094+58.6%Added
DEUTSCHE BANK AG\43,192$350.29K0.00%+10,047+30.3%Added
Man Group plc41,506$336.61K0.00%−5,869−12.4%Reduced
WINTON GROUP Ltd40,509$328.53K0.01%−25,824−38.9%Reduced
XTX Topco Ltd40,296$326.8K0.00%+25,180+166.6%Added
State of Wyoming39,833$323.05K0.03%−35,975−47.5%Reduced
WELLS FARGO & COMPANY/MN37,606$304.98K0.00%+21,333+131.1%Added
EntryPoint Capital, LLC37,386$303.2K0.07%−16,078−30.1%Reduced
PRICE T ROWE ASSOCIATES INC /MD/36,343$295K0.00%+5,037+16.1%Added
Baron Wealth Management LLC36,372$294.98K0.08%−1,906−5.0%Reduced
Creative Planning35,737$289.83K0.00%+12,624+54.6%Added
LPL Financial LLC34,537$280.1K0.00%−2,081−5.7%Reduced
Universal- Beteiligungs- und Servicegesellschaft mbH34,485$279.67K0.00%−4,823−12.3%Reduced
BANK OF AMERICA CORP /DE/31,747$257.47K0.00%−8,617−21.3%Reduced
Kathmere Capital Management, LLC31,172$252.81K0.01%+1,393+4.7%Added
ENVESTNET ASSET MANAGEMENT INC29,190$236.73K0.00%+2,632+9.9%Added
Y-Intercept (Hong Kong) Ltd26,222$212.66K0.00%+26,222New
MARTINGALE ASSET MANAGEMENT L P25,364$205.7K0.00%+25,364New
Metis Global Partners, LLC25,264$204.89K0.00%00.0%Unchanged
MetLife Investment Management24,873$201.72K0.00%+9,031+57.0%Added
C2C Wealth Management, LLC23,620$191.56K0.15%00.0%Unchanged
CITIGROUP INC21,666$175.71K0.00%+18,244+533.1%Added
PRELUDE CAPITAL MANAGEMENT, LLC21,548$174.75K0.01%+3,100+16.8%Added
One Wealth Advisors, LLC21,079$170.95K0.02%00.0%Unchanged
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.20,383$165.31K0.00%−252−1.2%Reduced
BAILARD, INC.18,100$146.79K0.00%00.0%Unchanged
Allspring Global Investments Holdings, LLC17,945$143.38K0.00%+879+5.2%Added
Spark Investment Management LLC17,000$137.87K0.27%+17,000New
ALLIANCEBERNSTEIN L.P.21,360$136.49K0.00%+7,560+54.8%Added
Police & Firemen's Retirement System of New Jersey15,719$127.48K0.00%00.0%Unchanged
SUSQUEHANNA INTERNATIONAL GROUP, LLP15,476$125.51K0.00%−613−3.8%Reduced
Lido Advisors, LLC15,045$122.02K0.00%+15,045New
Mariner, LLC14,869$120.59K0.00%+220+1.5%Added
CAPROCK Group, Inc.13,862$112.42K0.00%−12,127−46.7%Reduced
PERKINS CAPITAL MANAGEMENT INC13,400$108.67K0.08%+900+7.2%Added
TOCQUEVILLE ASSET MANAGEMENT L.P.13,312$107.96K0.00%+352+2.7%Added
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC13,203$105.62K0.00%+1,568+13.5%Added
ADVISOR GROUP HOLDINGS, INC.12,169$98.69K0.00%+500+4.3%Added
MANUFACTURERS LIFE INSURANCE COMPANY, THE12,056$97.77K0.00%+291+2.5%Added
R Squared Ltd11,991$97.25K0.05%+11,991New
Abel Hall, LLC11,520$93.43K0.02%+46+0.4%Added
BARCLAYS PLC11,202$90.85K0.00%−2,786−19.9%Reduced
IEQ CAPITAL, LLC10,671$86.54K0.00%−4,230−28.4%Reduced
CERITY PARTNERS LLC10,512$85.25K0.00%−2,501−19.2%Reduced