(PRKS) Stock Institutional Trading Activity


(PRKS) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q3 2025), investors with some of the largest reported share count changes include Renaissance Technologies LLC, Olstein Capital Management, Greenlight Capital, Lone Pine Capital, and First Eagle U.S. Value. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q4 2013Renaissance Technologies LLCBuy233,400233,400$6,715
Q4 2013First Eagle U.S. ValueBuy750,000750,000$21,578
Q4 2013Lone Pine CapitalBuy1,322,0673,058,260$87,986
Q3 2013Lone Pine CapitalBuy1,736,1931,736,193$51,443

Frequently asked questions about PRKS activity

  • Which institutional owners are buying PRKS?

    Institutional owners buying PRKS 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 PRKS activity?

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

  • Is institutional interest in PRKS increasing?

    Institutional interest in PRKS 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.