API GROUP CORP (APG) Institutional Ownership Changes & 13F Activity

API GROUP CORP (APG) institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC 13F filings (Q1 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Viking Global Investors, Third Point, Durable Capital Partners, Mairs & Power Growth Fund, and Renaissance Technologies LLC.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q2 2021ADW Capital ManagementBuy3003,292,500$68,780
Q1 2021Greenlight CapitalBuy641,0701,282,140$26,514
Q1 2021ADW Capital ManagementSell-12,9003,292,200$68,083
Q4 2020ADW Capital ManagementSell-26,3003,305,100$59,988
Q3 2020ADW Capital ManagementBuy700,1003,331,400$47,406
Q3 2020Greenlight CapitalSell-82,300641,070$9,122
Q2 2020Viking Global InvestorsBuy33,333,33333,333,333$405,000
Q2 2020ADW Capital ManagementBuy2,631,3002,631,300$31,970
Q2 2020Greenlight CapitalBuy723,370723,370$8,788

Frequently asked questions about APG activity

  • Which institutional owners are buying APG?

    Institutional owners buying APG 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 APG activity?

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

  • Is institutional interest in APG increasing?

    Institutional interest in APG 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.

Related APG insights