ARTIVION INC (AORT) Institutional Ownership Changes & 13F Activity

ARTIVION INC (AORT). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q4 2025). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Nomura Asset Management International Inc., Fmr Llc, Perceptive Advisors Llc, Wellington Management Group Llp, and Fred Alger Management, Llc.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Ensign Peak Advisors, IncSell-11,600-71.7%4,569$208.39KQ4 2025Aug 18, 2026
Sunbelt Securities, Inc.Buy+12—12$547.00Q4 2025Feb 20, 2026
State Of Tennessee, Department Of TreasuryBuy+8,573—8,573$349.52KQ4 2025Feb 18, 2026
Nomura Asset Management International Inc.Buy+2,613,471—2,613,471$119.20MQ4 2025Feb 17, 2026
Fmr LlcBuy+2,541,867—2,541,867$115.93MQ4 2025Feb 17, 2026
Perceptive Advisors LlcBuy+1,722,290—1,722,290$78.55MQ4 2025Feb 17, 2026
Wellington Management Group LlpBuy+1,405,409—1,405,409$64.10MQ4 2025Feb 17, 2026
Fred Alger Management, LlcBuy+1,372,572—1,372,572$62.60MQ4 2025Feb 17, 2026
Juniper Investment Company, LlcBuy+1,189,136—1,189,136$54.24MQ4 2025Feb 17, 2026
Summit Partners Public Asset Management, LlcBuy+863,867—863,867$39.40MQ4 2025Feb 17, 2026
Silvercrest Asset Management Group LlcBuy+584,942—584,942$26.68MQ4 2025Feb 17, 2026
Bank Of America CorpBuy+518,535—518,535$23.65MQ4 2025Feb 17, 2026
Driehaus Capital Management LlcBuy+517,479—517,479$23.60MQ4 2025Feb 17, 2026
Northern Trust CorpBuy+472,761—472,761$21.56MQ4 2025Feb 17, 2026
Two Sigma Investments, LpBuy+443,467—443,467$20.23MQ4 2025Feb 17, 2026
Osterweis Capital Management IncBuy+220,727—220,727$10.07MQ4 2025Feb 17, 2026
Two Sigma Advisers, LpBuy+218,700—218,700$9.97MQ4 2025Feb 17, 2026
Parkman Healthcare Partners LlcBuy+218,669—218,669$9.97MQ4 2025Feb 17, 2026
Oberweis Asset Management Inc/Buy+217,060—217,060$9.90MQ4 2025Feb 17, 2026
Voloridge Investment Management, LlcBuy+196,978—196,978$8.98MQ4 2025Feb 17, 2026
Russell Investments Group, Ltd.Buy+142,734—142,734$6.51MQ4 2025Feb 17, 2026
Ameriprise Financial IncBuy+141,234—141,234$6.44MQ4 2025Feb 17, 2026
Bridger Management, LlcBuy+132,588—132,588$6.05MQ4 2025Feb 17, 2026
Millennium Management LlcBuy+91,816—91,816$4.19MQ4 2025Feb 17, 2026
Royal Bank Of CanadaBuy+54,123—54,123$2.47MQ4 2025Feb 17, 2026
Alliancebernstein L.P.Buy+47,315—47,315$2.16MQ4 2025Feb 17, 2026
Price T Rowe Associates IncBuy+43,322—43,322$1.98MQ4 2025Feb 17, 2026
Susquehanna Portfolio Strategies, LlcBuy+40,542—40,542$1.85MQ4 2025Feb 17, 2026
California State Teachers Retirement SystemBuy+38,388—38,388$1.75MQ4 2025Feb 17, 2026
Citadel Advisors LlcBuy+26,879—26,879$1.23MQ4 2025Feb 17, 2026
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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.