IRADIMED CORP (IRMD) Stock Institutional Trading Activity


IRADIMED CORP (IRMD) 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, Polen Capital Management, Sequoia Financial Advisors, and Bares Capital Management. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

Explore more:

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q4 2025Polen Capital ManagementSell-1,56826,891$2,615,956
Q4 2025Renaissance Technologies LLCSell-32,350456,412$44,399,759
Q3 2025Polen Capital ManagementBuy3,57028,459$2,025,142
Q3 2025Renaissance Technologies LLCSell-3,050488,762$34,780,304
Q2 2025Polen Capital ManagementBuy24,88924,889$1,488,113
Q2 2025Renaissance Technologies LLCSell-9,900491,812$29,405,439
Q1 2025Renaissance Technologies LLCSell-11,300501,712$26,329,846
Q4 2024Renaissance Technologies LLCSell-26,486513,012$28,215,660
Q3 2024Renaissance Technologies LLCSell-20,714539,498$27,131,354
Q2 2024Sequoia Financial AdvisorsBuy12,91812,918$567,617
Q2 2024Bares Capital ManagementBuy4,600283,600$12,461,384
Q2 2024Renaissance Technologies LLCSell-13,032560,212$24,615,715
Q1 2024Renaissance Technologies LLCSell-6,968573,244$25,217
Q1 2024Bares Capital ManagementBuy2,000279,000$12,273,210
Q4 2023Renaissance Technologies LLCBuy5,300580,212$27,543
Q3 2023Renaissance Technologies LLCSell-7,500574,912$25,509
Q2 2023Renaissance Technologies LLCBuy1,800582,412$27,804
Q2 2023Bares Capital ManagementSell-40,000277,000$13,223,980
Q1 2023Renaissance Technologies LLCSell-13,700580,612$22,847
Q1 2023Bares Capital ManagementBuy45,700317,000$12,473,950
Q4 2022Renaissance Technologies LLCSell-32,200594,312$16,813
Q4 2022Bares Capital ManagementBuy47,298271,300$7,675,077
Q3 2022Bares Capital ManagementBuy94,762224,002$6,734
Q3 2022Renaissance Technologies LLCSell-46,066626,512$18,833
Q2 2022Bares Capital ManagementBuy67,454129,240$4,386
Q2 2022Renaissance Technologies LLCSell-734672,578$22,827
Q1 2022Renaissance Technologies LLCSell-20,000673,312$30,191
Q4 2021Renaissance Technologies LLCSell-9,400693,312$32,038
Q3 2021Bares Capital ManagementBuy61,78661,786$2,075
Q3 2021Renaissance Technologies LLCBuy400702,712$23,604

Frequently asked questions about IRMD activity

  • Which institutional owners are buying IRMD?

    Institutional owners buying IRMD 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 IRMD activity?

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

  • Is institutional interest in IRMD increasing?

    Institutional interest in IRMD 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.