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 2022

Institutional positions in Puma Biotechnology, Inc. as of Mar 31, 2022. 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
104
+3 vs. Q4 2021
Shares held
29.9M
−278.0K (−0.9%) vs. Q4 2021
Total value
$86.1M
−$5.81M (−6.3%) vs. Q4 2021
New holders
20
26 more added
Sold out
17
41 more reduced

1 institution that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2021: 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 2022: 104 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 2022: $86.1M
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 2022

Shares, value and share of portfolio for each institution holding Puma Biotechnology, Inc.; share changes are against Q4 2021.

Institutions holding PBYI in Q1 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Millennium Management LLC1,911,675$5.51M0.01%+204,121+12.0%Added
BlackRock Inc.3,379,684$9.73M0.00%+175,447+5.5%Added
Vanguard Group Inc3,466,840$9.98M0.00%−213,347−5.8%Reduced
Camber Capital Management LP4,000,000$11.5M0.42%+1,950,000+95.1%Added
Jacobs Levy Equity Management, Inc0$00.00%−756,675−100.0%Sold out
Bank of Montreal0$00.00%−557,538−100.0%Sold out
Marshall Wace, LLP0$00.00%−396,967−100.0%Sold out
Nomura Holdings Inc0$00.00%−105,103−100.0%Sold out
Walleye Trading LLC0$00.00%−101,947−100.0%Sold out
HRT Financial LP0$00.00%−80,077−100.0%Sold out
Simplex Trading, LLC0$00.00%−78,512−100.0%Sold out
Squarepoint Ops LLC0$00.00%−38,201−100.0%Sold out
Zebra Capital Management LLC0$00.00%−25,058−100.0%Sold out
Pinnacle Wealth Planning Services, Inc.0$00.00%−16,749−100.0%Sold out
Manteio Capital LLC0$00.00%−16,409−100.0%Sold out
Wolverine Trading, LLC0$00.00%−11,847−100.0%Sold out
Group One Trading, L.P.0$00.00%−4,789−100.0%Sold out
TCI Wealth Advisors, Inc.0$00.00%−1,429−100.0%Sold out
Quadrant Capital Group LLC0$00.00%−586−100.0%Sold out
Zurcher Kantonalbank (Zurich Cantonalbank)0$00.00%−1−100.0%Sold out
KRS Capital Management, LLC0$00.00%−58−100.0%Sold out
AlphaCentric Advisors LLC––––Not filed