IRADIMED CORP (IRMD) Top Institutional Shareholders
IRADIMED CORP (IRMD) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $666.73M in IRMD holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of IRMD tracked by InsiderSet, reporting ownership valued at approximately $93.16M in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $88.16M, representing an estimated loss of -5.37% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 54% of the total disclosed IRMD value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Renaissance Technologies LLC, Copeland Capital Management, Llc, and several other long-term asset managers with concentrated positions in IRADIMED CORP (IRMD).
This page ranks the largest institutional IRMD shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
223
Total Reported Value
$666.73M
Largest Holder
Blackrock, Inc.
Largest Position
$93.16M
Insider Transactions (90d)
0
Latest Filing Quarter
Q1 2026
New Institutional Positions
145
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.00% | 967,787 | $93,159,199 | $88,155,718 | -$5,003,481 | -5.37% | |
| Renaissance Technologies LLC | Jim Simons | 0.07% | 440,712 | $42,422,937 | $40,144,456 | -$2,278,481 | -5.37% |
| Copeland Capital Management, Llc | 0.77% | 359,325 | $34,588,697 | $32,730,914 | -$1,857,783 | -5.37% | |
| Vanguard Capital Management Llc | 0.00% | 358,620 | $34,520,761 | $32,666,696 | -$1,854,065 | -5.37% | |
| Kayne Anderson Rudnick Investment Management Llc | 0.10% | 349,316 | $33,625,158 | $31,819,194 | -$1,805,964 | -5.37% | |
| Nine Ten Capital Management Llc | 10.23% | 334,488 | $32,198,000 | $30,468,512 | -$1,729,488 | -5.37% | |
| Geode Capital Management, Llc | 0.00% | 286,563 | $27,588,436 | $26,103,024 | -$1,485,412 | -5.38% | |
| Dimensional Fund Advisors Lp | 0.00% | 226,146 | $21,768,139 | $20,599,639 | -$1,168,500 | -5.37% | |
| State Street Corp | 0.00% | 204,528 | $19,687,865 | $18,630,456 | -$1,057,409 | -5.37% | |
| Goldman Sachs Group Inc | 0.00% | 197,945 | $19,054,186 | $18,030,810 | -$1,023,376 | -5.37% | |
| Two Sigma Investments, Lp | 0.01% | 165,669 | $15,947,298 | $15,090,789 | -$856,509 | -5.37% | |
| Morgan Stanley | 0.00% | 149,839 | $14,423,563 | $13,648,835 | -$774,728 | -5.37% | |
| Northern Trust Corp | 0.00% | 123,636 | $11,901,201 | $11,262,003 | -$639,198 | -5.37% | |
| Vanguard Portfolio Management Llc | 0.00% | 122,425 | $11,784,631 | $11,151,693 | -$632,938 | -5.37% | |
| Ranger Investment Management, L.P. | 0.77% | 111,085 | $10,693,042 | $10,118,733 | -$574,309 | -5.37% | |
| Russell Investments Group, Ltd. | 0.01% | 99,498 | $9,577,808 | $9,063,273 | -$514,535 | -5.37% | |
| Nuveen, Llc | 0.00% | 86,129 | $8,290,778 | $7,845,491 | -$445,287 | -5.37% | |
| Qube Research & Technologies Ltd | 0.01% | 83,449 | $8,032,801 | $7,601,369 | -$431,432 | -5.37% | |
| Bank Of New York Mellon Corp | 0.00% | 79,877 | $7,688,924 | $7,275,996 | -$412,928 | -5.37% | |
| Envestnet Asset Management Inc | 0.00% | 75,460 | $7,263,745 | $6,873,651 | -$390,094 | -5.37% | |
| Sei Investments Co | 0.01% | 74,304 | $7,153,114 | $6,768,351 | -$384,763 | -5.38% | |
| Bridge City Capital, Llc | 1.94% | 72,573 | $6,985,877 | $6,610,675 | -$375,202 | -5.37% | |
| Tudor Investment Corp Et Al | 0.04% | 71,836 | $6,914,933 | $6,543,541 | -$371,392 | -5.37% | |
| Fmr Llc | 0.00% | 67,069 | $6,456,020 | $6,109,315 | -$346,705 | -5.37% | |
| Charles Schwab Investment Management Inc | 0.00% | 65,440 | $6,299,254 | $5,960,930 | -$338,324 | -5.37% | |
| Uniplan Investment Counsel, Inc. | 0.61% | 62,141 | $5,981,734 | $5,660,424 | -$321,310 | -5.37% | |
| Shaker Investments Llc/Oh | 2.63% | 60,040 | $5,779,450 | $5,469,044 | -$310,406 | -5.37% | |
| Vanguard Fiduciary Trust Co | 0.00% | 56,046 | $5,394,988 | $5,105,230 | -$289,758 | -5.37% | |
| Davidson Capital Management Inc. | 0.96% | 55,022 | $5,296,418 | $5,011,954 | -$284,464 | -5.37% | |
| Jane Street Group, Llc | 0.01% | 51,992 | $5,004,750 | $4,735,951 | -$268,799 | -5.37% | |
| Informed Momentum Co Llc | 0.56% | 49,995 | $4,812,519 | $4,554,045 | -$258,474 | -5.37% | |
| Lazard Asset Management Llc | 0.01% | 48,914 | $4,708,462 | $4,455,576 | -$252,886 | -5.37% | |
| Millennium Management Llc | 0.00% | 40,509 | $3,899,396 | $3,689,965 | -$209,431 | -5.37% | |
| Ballast Asset Management, Lp | 1.59% | 37,107 | $3,571,920 | $3,380,077 | -$191,843 | -5.37% | |
| Liontrust Investment Partners Llp | 0.05% | 36,471 | $3,547,899 | $3,322,143 | -$225,756 | -6.36% | |
| Rice Hall James & Associates, Llc | 0.19% | 36,289 | $3,493,179 | $3,305,565 | -$187,614 | -5.37% | |
| Prudential Financial Inc | 0.00% | 36,165 | $3,481,243 | $3,294,270 | -$186,973 | -5.37% | |
| Citadel Advisors Llc | 0.00% | 32,504 | $3,128,835 | $2,960,789 | -$168,046 | -5.37% | |
| Aristides Capital Llc | 0.96% | 30,083 | $2,895,790 | $2,740,260 | -$155,530 | -5.37% | |
| Royal Bank Of Canada | 0.00% | 29,808 | $2,870,000 | $2,715,211 | -$154,789 | -5.39% | |
| Oak Ridge Investments Llc | 0.19% | 29,429 | $2,832,836 | $2,680,688 | -$152,148 | -5.37% | |
| Camarda Financial Advisors, Llc | 1.47% | 28,990 | $2,790,577 | $2,640,699 | -$149,878 | -5.37% | |
| Stifel Financial Corp | 0.00% | 28,832 | $2,775,410 | $2,626,307 | -$149,103 | -5.37% | |
| Susquehanna International Group, Llp | 0.00% | 27,981 | $2,693,451 | $2,548,789 | -$144,662 | -5.37% | |
| Victory Capital Management Inc | 0.00% | 26,082 | $2,510,653 | $2,375,809 | -$134,844 | -5.37% | |
| Isthmus Partners, Llc | 0.26% | 25,693 | $2,473,208 | $2,340,375 | -$132,833 | -5.37% | |
| Bank Of America Corp | 0.00% | 25,646 | $2,468,684 | $2,336,094 | -$132,590 | -5.37% | |
| Wells Fargo & Company/Mn | 0.00% | 24,880 | $2,394,944 | $2,266,319 | -$128,625 | -5.37% | |
| Voleon Capital Management Lp | 0.05% | 24,212 | $2,330,647 | $2,205,471 | -$125,176 | -5.37% | |
| American Century Companies Inc | 0.00% | 21,863 | $2,104,532 | $1,991,501 | -$113,031 | -5.37% |
Frequently asked questions about IRMD
Who owns the most IRMD stock?
The largest holders of IRMD are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for IRADIMED CORP (IRMD).
Is IRMD widely held by superinvestors?
Many widely followed stocks like IRMD appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly IRMD is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.