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Puma Biotechnology (PBYI) Institutional Ownership

Puma Biotechnology logo
$3.07 -0.04 (-1.29%)
Closing price 08/1/2025 04:00 PM Eastern
Extended Trading
$3.06 0.00 (-0.16%)
As of 08/1/2025 06:42 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.
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Institutional Ownership Changes (13F Filings) for Puma Biotechnology (NASDAQ:PBYI)

Current
Institutional Ownership
Percentage
61.29%
Number of
Institutional Buyers
(last 12 months)
77
Total
Institutional Inflows
(last 12 months)
$23.97M
Number of
Institutional Sellers
(last 12 months)
19
Total
Institutional Outflows
(last 12 months)
$8.35M
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PBYI Institutional Buying and Selling by Quarter

Puma Biotechnology Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
7/30/2025 Ethic Inc.15,168$51K0.0%N/A0.031%
7/28/2025 Ritholtz Wealth Management196,985$676K0.0%N/A0.397%
7/25/2025 CWM LLC9,462$32K0.0%+214.1%0.019%
7/17/2025 C2C Wealth Management LLC20,620$71K0.1%+36.1%0.042%
7/16/2025 Kathmere Capital Management LLC20,204$69K0.0%N/A0.041%
7/14/2025 Kapitalo Investimentos Ltda70,269$241K0.1%N/A0.142%
6/27/2025Goldman Sachs Group Inc.294,243$871K0.0%-6.3%0.593%
5/28/2025Strs Ohio141,900$420K0.0%N/A0.286%
5/21/2025Acadian Asset Management LLC2,008,146$5.94M0.0%+1.8%4.046%
5/16/2025Goldman Sachs Group Inc.294,243$871K0.0%-6.3%0.593%
5/16/2025Dynamic Technology Lab Private Ltd22,030$66K0.0%N/A0.044%
5/16/2025Millennium Management LLC1,385,194$4.10M0.0%-26.9%2.791%
5/16/2025AQR Capital Management LLC50,458$149K0.0%+366.5%0.102%
5/15/2025Royal Bank of Canada85,999$254K0.0%+3.8%0.173%
5/14/2025Causeway Capital Management LLC14,095$42K0.0%N/A0.028%
5/14/2025Virtus Advisers LLC55,431$164K0.2%N/A0.112%
5/14/2025MetLife Investment Management LLC27,121$80K0.0%N/A0.055%
5/14/2025Walleye Capital LLC13,055$39K0.0%-66.4%0.026%
5/14/2025Hsbc Holdings PLC20,509$61K0.0%N/A0.041%
5/13/2025American Century Companies Inc.1,149,660$3.40M0.0%+21.2%2.316%
5/13/2025Russell Investments Group Ltd.20,893$62K0.0%+104,365.0%0.042%
5/12/2025Nuveen LLC79,101$234K0.0%N/A0.159%
5/12/2025Virtu Financial LLC31,477$93K0.0%N/A0.063%
5/12/2025Invesco Ltd.37,631$111K0.0%+88.9%0.076%
5/12/2025Connor Clark & Lunn Investment Management Ltd.831,689$2.46M0.0%+70.6%1.676%
5/9/2025Deutsche Bank AG30,743$91K0.0%N/A0.062%
5/8/2025XTX Topco Ltd125,317$371K0.0%+110.0%0.252%
5/8/2025Federated Hermes Inc.200,962$595K0.0%+22.8%0.405%
5/7/2025Mackenzie Financial Corp157,713$467K0.0%+100.5%0.318%
5/6/2025Universal Beteiligungs und Servicegesellschaft mbH39,308$116K0.0%N/A0.079%
5/2/2025Bailard Inc.24,702$73K0.0%N/A0.050%
4/29/2025Bank of New York Mellon Corp340,886$1.01M0.0%+2.7%0.687%
4/22/2025 PFG Investments LLC20,000$59K0.0%N/A0.040%
4/14/2025 Patriot Financial Group Insurance Agency LLC10,500$31K0.0%-52.3%0.021%
2/20/2025Mackenzie Financial Corp78,653$240K0.0%N/A0.160%
2/17/2025Squarepoint Ops LLC75,929$232K0.0%-23.5%0.155%
2/17/2025Two Sigma Investments LP181,471$553K0.0%+266.2%0.370%
2/17/2025Two Sigma Advisers LP196,900$601K0.0%+22.3%0.401%
2/17/2025State of Wyoming20,426$62K0.0%-72.0%0.042%
2/17/2025ProShare Advisors LLC11,853$36K0.0%N/A0.024%
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2/17/2025Nuveen Asset Management LLC79,101$241K0.0%+41.4%0.161%
2/17/2025Millennium Management LLC1,894,126$5.78M0.0%-34.3%3.858%
2/17/2025Graham Capital Management L.P.10,732$33K0.0%N/A0.022%
2/17/2025D. E. Shaw & Co. Inc.222,608$679K0.0%+287.9%0.453%
2/17/2025Cubist Systematic Strategies LLC32,615$99K0.0%N/A0.066%
2/17/2025Bank of America Corp DE82,339$251K0.0%+103.1%0.168%
2/17/2025Bayesian Capital Management LP17,700$54K0.0%N/A0.036%
2/17/2025BNP Paribas Financial Markets74,301$227K0.0%+9.7%0.151%
2/17/2025Acorn Capital Advisors LLC2,450,711$7.48M4.1%N/A4.992%
2/14/2025Jane Street Group LLC22,480$69K0.0%-30.0%0.046%
2/14/2025Schonfeld Strategic Advisors LLC35,300$108K0.0%-70.1%0.072%
2/14/2025Northern Trust Corp325,417$993K0.0%+2.4%0.663%
2/14/2025Oxford Asset Management LLP23,484$72K0.0%N/A0.048%
2/14/2025Price T Rowe Associates Inc. MD19,083$59K0.0%+42.9%0.039%
2/14/2025Eversept Partners LP996,102$3.04M0.3%-23.0%2.029%
2/14/2025Tower Research Capital LLC TRC10,137$31K0.0%+167.7%0.021%
2/14/2025Dimensional Fund Advisors LP863,760$2.64M0.0%+24.7%1.760%
2/13/2025Marshall Wace LLP85,580$261K0.0%N/A0.174%
2/13/2025Walleye Capital LLC38,845$118K0.0%N/A0.079%
2/13/2025XTX Topco Ltd59,674$182K0.0%+126.2%0.122%
2/13/2025Barclays PLC88,407$270K0.0%+13.3%0.180%
2/13/2025Kennedy Capital Management LLC809,375$2.47M0.1%+36.5%1.649%
2/13/2025LSV Asset Management53,400$163K0.0%+75.7%0.109%
2/13/2025Renaissance Technologies LLC1,755,513$5.35M0.0%-1.0%3.576%
2/13/2025Wells Fargo & Company MN22,929$70K0.0%+36.5%0.047%
2/13/2025Integrated Quantitative Investments LLC59,866$183K0.1%N/A0.122%
2/12/2025O Shaughnessy Asset Management LLC112,571$343K0.0%+99.7%0.229%
2/12/2025 C2C Wealth Management LLC12,000$37K0.0%N/A0.024%
2/12/2025JPMorgan Chase & Co.136,897$418K0.0%+182.3%0.279%
2/12/2025WINTON GROUP Ltd38,241$117K0.0%-87.6%0.078%
2/11/2025Prudential Financial Inc.106,285$324K0.0%+5.8%0.217%
2/11/2025LPL Financial LLC26,567$81K0.0%+23.6%0.054%
2/11/2025Sei Investments Co.311,661$951K0.0%+8.0%0.635%
2/11/2025American Century Companies Inc.948,376$2.89M0.0%+8.4%1.932%
2/10/2025Connor Clark & Lunn Investment Management Ltd.487,368$1.49M0.0%+32.3%0.993%
2/4/2025Los Angeles Capital Management LLC285,679$871K0.0%+16.3%0.582%
2/4/2025Bank of New York Mellon Corp331,853$1.01M0.0%+19.5%0.676%
1/30/2025Rhumbline Advisers38,291$117K0.0%-17.9%0.078%
1/23/2025Gateway Wealth Partners LLC10,200$31K0.0%N/A0.021%
1/17/2025SG Americas Securities LLC24,668$75K0.0%+83.9%0.050%
12/26/2024JPMorgan Chase & Co.48,493$124K0.0%+169.5%0.099%
11/27/2024Franklin Resources Inc.15,967$41K0.0%N/A0.033%
11/20/2024Virtu Financial LLC26,509$68K0.0%N/A0.054%
11/19/2024Barclays PLC78,021$199K0.0%+146.5%0.159%
11/16/2024Geode Capital Management LLC917,367$2.34M0.0%-3.4%1.869%
11/15/2024Barclays PLC78,021$199K0.0%+146.5%0.159%
11/15/2024XTX Topco Ltd26,384$67K0.0%-45.7%0.054%
11/15/2024Jane Street Group LLC32,129$82K0.0%+103.9%0.065%
11/15/2024State Street Corp601,542$1.53M0.0%+17.0%1.225%
11/13/2024BNP Paribas Financial Markets67,702$173K0.0%+2,002.5%0.138%
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11/13/2024FMR LLC118,265$302K0.0%+27.1%0.241%
11/13/2024Advantage Alpha Capital Partners LP108,129$276K0.1%N/A0.220%
11/13/2024Dynamic Technology Lab Private Ltd17,366$44K0.0%N/A0.035%
11/12/2024Charles Schwab Investment Management Inc.117,666$300K0.0%-6.8%0.240%
11/8/2024Connor Clark & Lunn Investment Management Ltd.368,455$940K0.0%+3.9%0.751%
11/8/2024Prospera Financial Services Inc168,885$431K0.0%+12.9%0.344%
11/6/2024Royce & Associates LP20,165$51K0.0%+71.8%0.041%
11/5/2024Victory Capital Management Inc.35,097$89K0.0%+111.9%0.072%
11/5/2024 GSA Capital Partners LLP49,494$126K0.0%-73.9%0.101%
11/4/2024Los Angeles Capital Management LLC245,695$627K0.0%N/A0.501%
(Data available from 1/1/2016 forward)

PBYI Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of PBYI shares?

During the previous two years, 96 institutional investors and hedge funds held shares of Puma Biotechnology. The most heavily invested institutionals were Vanguard Group Inc. ($18.50M), Frazier Life Sciences Management L.P. ($9.98M), Acorn Capital Advisors LLC ($7.48M), Athyrium Capital Management LP ($6.66M), Acadian Asset Management LLC ($5.94M), Renaissance Technologies LLC ($5.35M), and Great Point Partners LLC ($4.85M).Learn more on Puma Biotechnology's institutional investors.

What percentage of Puma Biotechnology's stock is owned by institutional investors?

61.29% of Puma Biotechnology's stock is owned by institutional investors. Learn more on PBYI's institutional investor holdings.

Which institutional investors have been buying Puma Biotechnology's stock?

Of the 86 institutional investors that purchased Puma Biotechnology's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Acorn Capital Advisors LLC ($2.45M), Great Point Partners LLC ($1.24M), American Century Companies Inc. ($641.77K), Connor Clark & Lunn Investment Management Ltd. ($477.18K), Los Angeles Capital Management LLC ($285.68K), Affinity Asset Advisors LLC ($275K), and Frazier Life Sciences Management L.P. ($246.26K).

How much institutional buying is happening at Puma Biotechnology?

Institutional investors have bought a total of 7,909,760 shares in the last 24 months. This purchase volume represents approximately $23.97M in transactions.

Which of Puma Biotechnology's major shareholders have been selling company stock?

Of the 19 institutional investors that sold Puma Biotechnology's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Millennium Management LLC ($1.63M), Eversept Partners LP ($297.16K), WINTON GROUP Ltd ($270.74K), GSA Capital Partners LLP ($140.26K), Schonfeld Strategic Advisors LLC ($82.60K), Marathon Trading Investment Management LLC ($56.06K), and State of Wyoming ($52.65K).

How much institutional selling is happening at Puma Biotechnology?

Institutional investors have sold a total of 2,773,328 shares in the last 24 months. This volume of shares sold represents approximately $8.35M in transactions.


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This page (NASDAQ:PBYI) was last updated on 8/2/2025 by MarketBeat.com Staff
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