PRPH (PRPH) Institutional Ownership Changes & 13F Activity

PRPH (PRPH) institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC 13F filings (Q3 2025). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Renaissance Technologies LLC.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q3 2025Renaissance Technologies LLCSell-127,82310,100$4,624
Q2 2025Renaissance Technologies LLCSell-161,887137,923$53,969
Q1 2025Renaissance Technologies LLCBuy13,325299,810$121,213
Q4 2024Renaissance Technologies LLCBuy71,375286,485$216,898
Q3 2024Renaissance Technologies LLCSell-5,400215,110$520,566
Q2 2024Renaissance Technologies LLCSell-14,296220,510$921,732
Q1 2024Renaissance Technologies LLCSell-10,904234,806$1,519
Q4 2023Renaissance Technologies LLCSell-38,300245,710$1,111
Q3 2023Renaissance Technologies LLCSell-16,500284,010$1,241
Q2 2023Renaissance Technologies LLCSell-55,000300,510$2,182
Q1 2023Renaissance Technologies LLCSell-33,900355,510$2,709
Q4 2022Renaissance Technologies LLCBuy12,600389,410$3,750
Q3 2022Renaissance Technologies LLCBuy126,200376,810$4,250
Q2 2022Renaissance Technologies LLCBuy28,000250,610$3,178
Q1 2022Renaissance Technologies LLCSell-5,000222,610$1,558
Q4 2021Renaissance Technologies LLCSell-8,900227,610$1,632
Q3 2021Renaissance Technologies LLCSell-50,810236,510$1,230
Q2 2021Renaissance Technologies LLCSell-3,290287,320$1,781
Q1 2021Renaissance Technologies LLCBuy15,600290,610$2,149
Q4 2020Renaissance Technologies LLCBuy55,500275,010$2,525
Q3 2020Renaissance Technologies LLCBuy18,810219,510$760
Q2 2020Renaissance Technologies LLCBuy5,800200,700$289
Q1 2020Renaissance Technologies LLCBuy2,300194,900$368
Q4 2019Renaissance Technologies LLCBuy1,000192,600$379
Q3 2019Renaissance Technologies LLCBuy3,700191,600$370
Q2 2019Renaissance Technologies LLCBuy4,700187,900$404
Q1 2019Renaissance Technologies LLCBuy6,200183,200$551
Q4 2018Renaissance Technologies LLCSell-13,300177,000$558
Q3 2018Renaissance Technologies LLCBuy33,100190,300$571
Q1 2018Renaissance Technologies LLCSell-8,217157,200$465

Frequently asked questions about PRPH activity

  • Which institutional owners are buying PRPH?

    Institutional owners buying PRPH 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 PRPH activity?

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

  • Is institutional interest in PRPH increasing?

    Institutional interest in PRPH 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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