ARTIVION INC (AORT) Stock Institutional Trading Activity


ARTIVION INC (AORT) 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 Polen Capital Management, First Eagle U.S. Value, Renaissance Technologies LLC, and Greenlight Capital. 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 2017Renaissance Technologies LLCSell-2,300668,100$12,794
Q3 2017Renaissance Technologies LLCBuy71,100670,400$15,218
Q2 2017Renaissance Technologies LLCBuy51,400599,300$11,956
Q1 2017Renaissance Technologies LLCBuy20,900547,900$9,123
Q4 2016Renaissance Technologies LLCSell-59,900527,000$10,092
Q3 2016Renaissance Technologies LLCSell-208,600586,900$10,312
Q2 2016Renaissance Technologies LLCBuy43,300795,500$9,395
Q1 2016Renaissance Technologies LLCBuy68,300752,200$8,086
Q4 2015Renaissance Technologies LLCBuy125,000683,900$7,372
Q3 2015Renaissance Technologies LLCBuy100,030558,900$5,438
Q2 2015Renaissance Technologies LLCBuy72,770458,870$5,176
Q1 2015Renaissance Technologies LLCBuy68,300386,100$4,004
Q4 2014Renaissance Technologies LLCSell-61,700317,800$3,601
Q3 2014Renaissance Technologies LLCSell-44,300379,500$3,746
Q2 2014Renaissance Technologies LLCBuy64,092423,800$3,793
Q1 2014Renaissance Technologies LLCBuy42,308359,708$3,583
Q4 2013Renaissance Technologies LLCBuy107,900317,400$3,520
Q3 2013Renaissance Technologies LLCSell-44,800209,500$1,467
Q2 2013Renaissance Technologies LLCBuy254,300254,300$1,592

Frequently asked questions about AORT activity

  • Which institutional owners are buying AORT?

    Institutional owners buying AORT 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 AORT activity?

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

  • Is institutional interest in AORT increasing?

    Institutional interest in AORT 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.