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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 2024

Institutional positions in Puma Biotechnology, Inc. as of Jun 30, 2024. 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
99
+6 vs. Q1 2024
Shares held
31.0M
−14.3K (0.0%) vs. Q1 2024
Total value
$101.0M
−$63.4M (−38.6%) vs. Q1 2024
New holders
26
33 more added
Sold out
20
26 more reduced

Compare with Q1 2024: 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 2024: 99 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 2024: $101.0M
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 2024

Shares, value and share of portfolio for each institution holding Puma Biotechnology, Inc.; share changes are against Q1 2024.

Institutions holding PBYI in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Wellington Management Group LLP0$00.00%−170,765−100.0%Sold out
Laurion Capital Management LP0$00.00%−131,175−100.0%Sold out
HRT Financial LP0$00.00%−127,231−100.0%Sold out
Cubist Systematic Strategies, LLC0$00.00%−88,029−100.0%Sold out
EntryPoint Capital, LLC0$00.00%−61,991−100.0%Sold out
Brevan Howard Capital Management LP0$00.00%−49,875−100.0%Sold out
Jump Financial, LLC0$00.00%−41,658−100.0%Sold out
Point72 Asia (Singapore) Pte. Ltd.0$00.00%−38,346−100.0%Sold out
Crestline Management, LP0$00.00%−35,832−100.0%Sold out
Balyasny Asset Management LLC0$00.00%−32,709−100.0%Sold out
Y-Intercept (Hong Kong) Ltd0$00.00%−19,383−100.0%Sold out
Omers Administration Corp0$00.00%−16,800−100.0%Sold out
ExodusPoint Capital Management, LP0$00.00%−15,627−100.0%Sold out
CTC Alternative Strategies, Ltd.0$00.00%−12,100−100.0%Sold out
LMR Partners LLP0$00.00%−11,006−100.0%Sold out
SG Americas Securities, LLC0$00.00%−10,740−100.0%Sold out
Headlands Technologies LLC0$00.00%−2,301−100.0%Sold out
Group One Trading, L.P.0$00.00%−1,495−100.0%Sold out
GWM Advisors LLC0$00.00%−717−100.0%Sold out