IRMD · NASDAQ · Medical - Devices

IRadimed (IRMD)

Builds non-magnetic infusion, monitoring, and safety devices for MRI environments.

$86.41
vs last close−0.11 (−0.12%)

13F · 13D/G · Form 4

Institutions61.94%7.92M shares
218 holders · as of Jun 30, 2026
Insiders34.98%4.47M shares
7 holders · as of Sep 8, 2026
Other3.08%394.0K shares
remainder

12.79M company shares as of Sep 23, 2026 · institutions as of Jun 30, 2026 · holders as of their latest filing

13F · 13D/G · Form 4

HolderStakeSharesDate
Roger E. Susi1Insiderdirector, 10 percent owner, officer: CEO, President, Chairman
34.32%4.45Mfiled Jun 2, 2026
BlackRock, Inc.Institution
7.57%967,825as of Jun 30, 2026
Kayne Anderson Rudnick Investment Management LLCInstitution
3.10%396,982as of Jun 30, 2026
Renaissance Technologies LLCInstitution
3.08%394,412as of Jun 30, 2026
Copeland Capital Management, LLCInstitution
3.06%391,860as of Jun 30, 2026
Vanguard Capital Management LLCInstitution
2.85%364,937as of Jun 30, 2026
T. Rowe Price Investment Management, Inc.Institution
2.49%318,680as of Jun 30, 2026
Geode Capital Management, LLCInstitution
2.27%290,109as of Jun 30, 2026
Nine Ten Capital Management LLCInstitution
2.01%256,562as of Jun 30, 2026
Dimensional Fund Advisors LPInstitution
1.79%229,340as of Jun 30, 2026
State Street CorpInstitution
1.73%221,512as of Jun 30, 2026
Goldman Sachs Group IncInstitution
1.67%214,151as of Jun 30, 2026
Two Sigma Investments, LPInstitution
1.43%182,894as of Jun 30, 2026
Qube Research & Technologies LtdInstitution
1.23%157,199as of Jun 30, 2026
Royal Bank of CanadaInstitution
1.16%148,179as of Jun 30, 2026
Arrowstreet Capital, Limited PartnershipInstitution
1.13%143,969as of Jun 30, 2026
Northern Trust CorpInstitution
1.05%133,658as of Jun 30, 2026
Acadian Asset Management LLCInstitution
1.01%128,655as of Jun 30, 2026
Morgan StanleyInstitution
0.99%126,051as of Jun 30, 2026
Vanguard Portfolio Management LLCInstitution
0.98%125,357as of Jun 30, 2026
Ranger Investment Management, L.P.Institution
0.77%98,346as of Jun 30, 2026
Russell Investments Group, Ltd.Institution
0.74%94,982as of Jun 30, 2026
First Trust Advisors LPInstitution
0.66%84,318as of Jun 30, 2026
Shaker Investments LLC/OHInstitution
0.64%81,641as of Jun 30, 2026
Envestnet Asset Management IncInstitution
0.61%78,559as of Jun 30, 2026
  1. Roger E. Susi's transaction reports restate only vehicles that traded; the 2026 ownership statement (4.45M) less the 62.5K net shares sold since is used instead.

13F, as of Jun 30, 2026

218 holders · 7.92M shares · 20 new positions · 118 increased · 63 reduced · 31 closed

HolderShares% outstandingChg q/qFiled
BlackRock, Inc.967.8K7.57%+38Aug 7, 2026
Kayne Anderson Rudnick Investment Management LLC397.0K3.10%+47.7KAug 13, 2026
Renaissance Technologies LLC394.4K3.08%−46.3KAug 13, 2026
Copeland Capital Management, LLC391.9K3.06%+32.5KAug 4, 2026
Vanguard Capital Management LLC364.9K2.85%+6.3KAug 13, 2026
T. Rowe Price Investment Management, Inc.318.7K2.49%+62.0KAug 14, 2026
Geode Capital Management, LLC290.1K2.27%+3.5KAug 12, 2026
Nine Ten Capital Management LLC256.6K2.01%−77.9KAug 14, 2026

13D/G · 5% or more, as filed

Holder% of classSharesFormFiled
Roger E. Susiincl. Phillip Susi 2008 Dynasty Trust, Roger E. Susi Revocable Trust +2 more34.80%4.45M13GMay 14, 2026
BlackRock, Inc.7.40%939.7KNov 8, 2024

Form 4

Latest trades

DateInsiderTypeSharesAvg priceOwned after
Sep 3, 2026
Monty K. Allendirector
Sale · 2 lots1,419$86.4119,581
Jun 4, 2026
Hilda Frederique Scharen-Guiveldirector
Sale · 2 lots3,000$95.005,598
Jun 1, 2026
Roger E. Susidirector, 10 percent owner, officer: CEO, President, Chairman
Sale · 4 lots2,500$90.602,162,500
May 27, 2026
Roger E. Susidirector, 10 percent owner, officer: CEO, President, Chairman
Sale · 2 lots2,500$91.952,165,000
May 26, 2026
Roger E. Susidirector, 10 percent owner, officer: CEO, President, Chairman
Sale · 2 lots5,000$92.232,167,500
May 19, 2026
Roger E. Susidirector, 10 percent owner, officer: CEO, President, Chairman
Sale · 3 lots2,500$87.882,172,500
May 18, 2026
Roger E. Susidirector, 10 percent owner, officer: CEO, President, Chairman
Sale · 3 lots5,000$87.512,175,000
May 12, 2026
Roger E. Susidirector, 10 percent owner, officer: CEO, President, Chairman
Sale · 2 lots4,411$83.922,180,000
May 11, 2026
Roger E. Susidirector, 10 percent owner, officer: CEO, President, Chairman
Sale · 3 lots3,089$84.542,184,411
May 5, 2026
Roger E. Susidirector, 10 percent owner, officer: CEO, President, Chairman
Sale · 4 lots3,750$85.742,187,500

House and Senate disclosures

Not reported.