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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 2023

Institutional positions in Puma Biotechnology, Inc. as of Jun 30, 2023. 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
68
−10 vs. Q1 2023
Shares held
26.6M
−1.28M (−4.6%) vs. Q1 2023
Total value
$93.8M
+$7.55M (+8.7%) vs. Q1 2023
New holders
3
14 more added
Sold out
13
29 more reduced

Compare with Q1 2023: 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 holdersQ2 2023: 68 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 heldQ2 2023: $93.8M
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, Q2 2023

Shares, value and share of portfolio for each institution holding Puma Biotechnology, Inc.; share changes are against Q1 2023.

Institutions holding PBYI in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Camber Capital Management LP4,235,000$14.9M0.49%00.0%Unchanged
Vanguard Group Inc3,764,131$13.3M0.00%−7,214−0.2%Reduced
Millennium Management LLC2,806,254$9.91M0.01%−179,581−6.0%Reduced
Acadian Asset Management LLC1,874,123$6.61M0.03%−7360.0%Reduced
Athyrium Capital Management, LP1,792,114$6.33M4.10%00.0%Unchanged
Renaissance Technologies LLC1,758,013$6.21M0.01%−76,900−4.2%Reduced
Eversept Partners, LP1,658,195$5.85M0.62%−279,893−14.4%Reduced
BlackRock Inc.1,517,305$5.36M0.00%−1,637−0.1%Reduced
Hillsdale Investment Management Inc.802,903$2.83M0.26%−31,200−3.7%Reduced
Globeflex Capital L P561,530$1.98M0.22%00.0%Unchanged
Kynam Capital Management, LP473,070$1.67M0.26%00.0%Unchanged
Dimensional Fund Advisors LP430,308$1.52M0.00%−22,797−5.0%Reduced
Geode Capital Management, LLC396,396$1.40M0.00%+4,774+1.2%Added
Rice Hall James & Associates, LLC371,034$1.31M0.07%+3,537+1.0%Added
Two Sigma Advisers, LP344,600$1.22M0.00%−36,000−9.5%Reduced
Morgan Stanley323,603$1.14M0.00%−16,292−4.8%Reduced
SEI Investments Co285,598$1.01M0.00%−462−0.2%Reduced
Marshall Wace, LLP224,793$793.5K0.00%+50,977+29.3%Added
Assenagon Asset Management S.A.223,321$788.3K0.00%+30,127+15.6%Added
Citadel Advisors LLC219,436$774.6K0.00%−16,939−7.2%Reduced
Affinity Asset Advisors, LLC202,349$714.3K0.28%+25,000+14.1%Added
Connor, Clark & Lunn Investment Management Ltd.199,767$705.2K0.00%+15,822+8.6%Added
LSV Asset Management194,551$687.0K0.00%00.0%Unchanged
Federated Hermes, Inc.181,941$642.3K0.00%−9,122−4.8%Reduced
State Street Corp166,578$588.0K0.00%−22,021−11.7%Reduced
Bridgeway Capital Management, LLC148,400$523.9K0.01%00.0%Unchanged
Cornercap Investment Counsel Inc126,963$448.2K0.08%+2,044+1.6%Added
Gsa Capital Partners LLP114,698$405.0K0.04%+114,698New
Prospera Financial Services Inc108,448$382.8K0.01%+8,376+8.4%Added
Two Sigma Investments, LP106,073$374.4K0.00%−102,076−49.0%Reduced
Susquehanna International Group, LLP100,610$355.2K0.00%−361,586−78.2%Reduced
Squarepoint Ops LLC90,987$321.2K0.00%+74,137+440.0%Added
XTX Topco Ltd78,450$276.9K0.05%−3,169−3.9%Reduced
Goldman Sachs Group Inc73,914$260.9K0.00%−90−0.1%Reduced
Bank of New York Mellon Corp72,268$255.1K0.00%−1,095−1.5%Reduced
Northern Trust Corp69,595$245.7K0.00%−246−0.4%Reduced
Patriot Financial Group Insurance Agency, LLC65,000$229.4K0.04%+29,000+80.6%Added
FMR LLC63,918$225.6K0.00%−63,924−50.0%Reduced
Macquarie Group Ltd61,255$216.0K0.00%00.0%Unchanged
Bank of America Corp32,904$116.2K0.00%−20,249−38.1%Reduced
Crestline Management, LP32,639$115.2K0.01%+755+2.4%Added
Franklin Resources Inc24,234$85.5K0.00%00.0%Unchanged
PDT Partners, LLC21,946$77.5K0.01%00.0%Unchanged
Cubist Systematic Strategies, LLC21,692$76.6K0.00%−116,486−84.3%Reduced
Jump Financial, LLC19,500$68.8K0.00%−15,400−44.1%Reduced
Charles Schwab Investment Management Inc19,453$68.7K0.00%00.0%Unchanged
Buckingham Strategic Partners19,220$67.8K0.00%00.0%Unchanged
Barclays PLC17,340$61.2K0.00%+42+0.2%Added
Prudential Financial Inc16,400$57.9K0.00%00.0%Unchanged
Caxton Associates LP16,247$57.4K0.01%−8,363−34.0%Reduced
Advisor Group Holdings, Inc.16,214$51.9K0.00%−727−4.3%Reduced
Commonwealth Equity Services, LLC10,749$38.0K0.00%00.0%Unchanged
Simplex Trading, LLC5,350$18.0K0.00%−5,017−48.4%Reduced
UBS Group AG4,060$14.3K0.00%−6,865−62.8%Reduced
Lindbrook Capital, LLC2,793$9.86K0.00%00.0%Unchanged
Rhumbline Advisers2,086$7.36K0.00%+2,086New
GHP Investment Advisors, Inc.1,170$4.53K0.00%00.0%Unchanged
JPMorgan Chase & Co1,103$3.89K0.00%00.0%Unchanged
Geneos Wealth Management Inc.1,000$3.53K0.00%00.0%Unchanged
Royal Bank of Canada988$3.00K0.00%+603+156.6%Added
Aspire Private Capital, LLC700$2.47K0.00%00.0%Unchanged
Impact Partnership Wealth, LLC308$1.09K0.00%+308New
Wells Fargo & Company289$1.02K0.00%+17+6.3%Added
BNP Paribas Arbitrage, SA242$8540.00%00.0%Unchanged
US Bancorp200$7060.00%00.0%Unchanged
Tucker Asset Management LLC126$4450.00%00.0%Unchanged
Tower Research Capital LLC (TRC)35$1240.00%−4,818−99.3%Reduced
Cutler Group LP200$00.00%00.0%Unchanged
Qube Research & Technologies Ltd0$00.00%−76,685−100.0%Sold out
Man Group plc0$00.00%–Sold out
683 Capital Management, LLC0$00.00%−36,500−100.0%Sold out
Boothbay Fund Management, LLC0$00.00%−24,229−100.0%Sold out
Walleye Capital LLC0$00.00%−19,837−100.0%Sold out
Jane Street Group, LLC0$00.00%−17,697−100.0%Sold out
Bailard, Inc.0$00.00%−14,102−100.0%Sold out
Wolverine Trading, LLC0$00.00%−12,944−100.0%Sold out
Lighthouse Investment Partners, LLC0$00.00%−11,276−100.0%Sold out
Point72 Asset Management, L.P.0$00.00%−11,000−100.0%Sold out
Group One Trading, L.P.0$00.00%−3,733−100.0%Sold out
Quantbot Technologies LP0$00.00%−3,600−100.0%Sold out
The PNC Financial Services Group, Inc.0$00.00%−123−100.0%Sold out