PUMA BIOTECHNOLOGY INC (PBYI) Institutional Ownership Changes & 13F Activity

PUMA BIOTECHNOLOGY INC (PBYI). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings. This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Renaissance Technologies LLC, Causeway Capital Management, and Engaged Capital.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q4 2018Renaissance Technologies LLCBuy143,000277,600$5,649
Q3 2018Engaged CapitalBuy151,689151,689$6,955
Q3 2017Renaissance Technologies LLCSell-71,900134,600$16,118
Q1 2017Renaissance Technologies LLCBuy43,900206,500$7,682
Q3 2015Renaissance Technologies LLCBuy132,400162,600$12,254
Q3 2014Renaissance Technologies LLCBuy17,60030,200$7,205
Q1 2014Renaissance Technologies LLCBuy12,60012,600$1,312

Frequently asked questions about PBYI activity

  • Which institutional owners are buying PBYI?

    Institutional owners buying PBYI include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in PBYI activity?

    "Buy" means an investor increased their reported position in PBYI compared to the prior reporting period. This reflects growing exposure to PUMA BIOTECHNOLOGY INC (PBYI) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in PBYI increasing?

    Institutional interest in PBYI can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.

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