Institutional Ownership
Mirion Technologies Inc
CUSIP 60471A101COM CL AMIRQ1 2026
13D / 13G Filings
36
Schedule 13D/13G on record
Beneficial Filers
15
Distinct reporting persons
Largest Stake
14.8%
Max % of class reported
Institutional Holders
352
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
36 filings · latest Feb 17, 2026
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Feb 17, 2026 | T. Rowe Price Investment Management, Inc. | 13G/A | 6.1% | 15.11M | SEC |
| 2 | Jan 21, 2026 | Kuwait Investment Authority, Acting For And On Behalf Of The Government Of The State Of Kuwait (Kia) | 13G/A | 4.1% | 10.17T | SEC |
| 3 | Oct 31, 2025 | The Vanguard Group | 13G/A | 12.4% | 30.42M | SEC |
| 4 | Oct 2, 2025 | Blackrock, Inc. | 13G/A | 14.8% | 35.69M | SEC |
| 5 | Dec 18, 2024 | Gsam Holdings LLC | 13D/A | 2.3% | — | SEC |
| 6 | Nov 14, 2024 | T. Rowe Price Investment Management, Inc. | 13G/A | 8.9% | 20.17M | SEC |
| 7 | Nov 13, 2024 | Goldman Sachs Group Inc | 13D/A | 5.5% | 12.39M | SEC |
| 8 | Nov 6, 2024 | Goldman Sachs Group Inc | 13D/A | 4.7% | 10.60M | SEC |
| 9 | Aug 12, 2024 | Vanguard Group Inc | 13G/A | 10.0% | 22.02M | SEC |
| 10 | Aug 1, 2024 | Goldman Sachs Group Inc | 13D/A | 7.1% | 16.02M | SEC |
26 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for Mirion Technologies Inc.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Blackrock, Inc. | 37.86M | $703.77M |
| 2 | State Street Corp | 9.43M | $175.30M |
| 3 | Cooperman Leon G | 8.38M | $155.85M |
| 4 | Goldman Sachs Group Inc | 7.35M | $136.63M |
| 5 | Fmr LLC | 6.55M | $121.80M |
| 6 | Geode Capital Management, LLC | 5.94M | $110.45M |
| 7 | Millennium Management LLC | 5.11M | $94.94M |
| 8 | Dimensional Fund Advisors LP | 4.69M | $87.24M |
| 9 | Bank Of New York Mellon Corp | 4.54M | $84.34M |
| 10 | Janus Henderson Group PLC | 4.04M | $75.16M |