APTARGROUP INC (ATR) Stock Institutional Trading Activity


APTARGROUP INC (ATR) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Renaissance Technologies LLC, Sequoia Financial Advisors, Matrix Private Capital Group, 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 2025Renaissance Technologies LLCBuy28,500143,600$17,513,456
Q3 2025Renaissance Technologies LLCBuy22,000115,100$15,384,266
Q2 2025Sequoia Financial AdvisorsBuy2,4932,493$389,980
Q2 2025Renaissance Technologies LLCSell-30,90093,100$14,563,633
Q1 2025Renaissance Technologies LLCBuy62,500124,000$18,399,120
Q4 2024Renaissance Technologies LLCSell-33,60061,500$9,661,650
Q3 2024Renaissance Technologies LLCSell-46,40095,100$15,234,069
Q2 2024Renaissance Technologies LLCBuy9,000141,500$19,924,615
Q1 2024Renaissance Technologies LLCBuy12,400132,500$19,065
Q4 2023Renaissance Technologies LLCBuy53,300120,100$14,847
Q3 2023Renaissance Technologies LLCSell-82,10066,800$8,353
Q2 2023Renaissance Technologies LLCBuy102,500148,900$17,252
Q1 2023Renaissance Technologies LLCSell-40046,400$5,484
Q4 2022Renaissance Technologies LLCSell-31,20046,800$5,147
Q3 2022Renaissance Technologies LLCBuy32,60078,000$7,412
Q2 2022Renaissance Technologies LLCBuy40,40045,400$4,686
Q1 2022Renaissance Technologies LLCSell-52,3005,000$588
Q2 2021Renaissance Technologies LLCSell-91,90057,300$8,070
Q1 2021Matrix Private Capital GroupBuy141,709$242
Q4 2020Matrix Private Capital GroupSell-4441,695$232
Q3 2020Renaissance Technologies LLCBuy25,900149,200$16,889
Q2 2020Renaissance Technologies LLCBuy95,200123,300$13,807
Q1 2020Renaissance Technologies LLCSell-91,40028,100$2,797
Q4 2019Matrix Private Capital GroupBuy2,1392,139$247
Q3 2019Renaissance Technologies LLCBuy30,900119,500$14,155
Q2 2019Renaissance Technologies LLCSell-95,80088,600$11,017
Q1 2019Renaissance Technologies LLCSell-8,740184,400$19,618
Q4 2018Renaissance Technologies LLCSell-11,160193,140$18,169
Q3 2018Renaissance Technologies LLCSell-131,600204,300$22,011
Q1 2018Renaissance Technologies LLCBuy117,800335,900$30,174

Frequently asked questions about ATR activity

  • Which institutional owners are buying ATR?

    Institutional owners buying ATR 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 ATR activity?

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

  • Is institutional interest in ATR increasing?

    Institutional interest in ATR 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.