Mirion Technologies, Inc. (NYSE:MIR) showed up in the 13F filings of 353 institutional investors as of March 2026.
| Owner Name | Date | Shares Held | Change (QoQ) | Change (%) | Value (USD) |
|---|---|---|---|---|---|
| BlackRock, Inc. | 31 Mar, 2026 | 37,857,697 | -342,271 | -0.90% | $703,774,594.00 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 31 Mar, 2026 | 17,905,722 | 17,905,722 | 0.00% | $332,867,372.00 |
| T. Rowe Price Investment Management, Inc. | 31 Mar, 2026 | 14,627,795 | -2,814,062 | -16.13% | $271,931.00 |
| VANGUARD CAPITAL MANAGEMENT LLC | 31 Mar, 2026 | 10,505,195 | 10,505,195 | 0.00% | $195,291,575.00 |
| State Street Corp | 31 Mar, 2026 | 9,430,017 | 231,222 | 2.51% | $175,304,016.00 |
| COOPERMAN LEON G | 31 Mar, 2026 | 8,383,441 | 0 | 0.00% | $155,848,168.00 |
| Janus Henderson Group Plc | 31 Mar, 2026 | 8,086,178 | 3,489,229 | 75.90% | $150,327,446.00 |
| Goldman Sachs Group Inc | 31 Mar, 2026 | 7,349,668 | -3,147,344 | -29.98% | $136,630,327.00 |
| FMR LLC | 31 Mar, 2026 | 6,551,692 | -1,862,608 | -22.14% | $121,795,956.00 |
| GEODE CAPITAL MANAGEMENT, LLC | 31 Mar, 2026 | 5,940,175 | 153,579 | 2.65% | $110,449,172.00 |
| MILLENNIUM MANAGEMENT LLC | 31 Mar, 2026 | 5,106,801 | 5,106,801 | 0.00% | $94,935,431.00 |
| DIMENSIONAL FUND ADVISORS LP | 31 Mar, 2026 | 4,694,288 | 591,730 | 14.42% | $87,240,303.00 |
| Bank of New York Mellon Corp | 31 Mar, 2026 | 4,536,732 | 1,459,787 | 47.44% | $84,337,841.00 |
| UBS Group AG | 31 Mar, 2026 | 3,766,842 | -1,085,745 | -22.37% | $70,025,592.00 |
| Swedbank AB | 31 Mar, 2026 | 3,159,950 | -3,636,450 | -53.51% | $58,743,471.00 |
| AMERICAN CENTURY COMPANIES INC | 31 Mar, 2026 | 2,732,762 | 176,038 | 6.89% | $50,802,086.00 |
| Alyeska Investment Group, L.P. | 31 Mar, 2026 | 2,701,580 | 1,170,363 | 76.43% | $50,222,372.00 |
| LOOMIS SAYLES & CO L P | 31 Mar, 2026 | 2,670,228 | -175,391 | -6.16% | $49,639,539.00 |
| MAVERICK CAPITAL LTD | 31 Mar, 2026 | 2,649,879 | 2,649,879 | 0.00% | $49,261,251.00 |
| Jpmorgan Chase & Co | 31 Mar, 2026 | 2,619,120 | 949,056 | 56.83% | $45,363,172.00 |