Mirion Technologies, Inc.
MIR- Exchange
- NYSE
- Industry
- Measuring & Controlling Devices, NEC
- SEC CIK
- 0001809987
In the last 90 days, Mirion Technologies, Inc. insiders filed 1 open-market purchase and 0 sales; 351 institutions reported holding it in 13F filings for Q2 2026, worth $4.70B in total; Maverick Capital is the only superinvestor holding it.
13F holders, Q4 2025
Institutional positions in Mirion Technologies, Inc. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 365
- +26 vs. Q3 2025
- Shares held
- 252.2M
- −2.75M (−1.1%) vs. Q3 2025
- Total value
- $5.91B
- −$22.0M (−0.4%) vs. Q3 2025
- New holders
- 82
- 147 more added
- Sold out
- 56
- 94 more reduced
4 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MIR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 351 | $4.70B |
| Q1 2026 | 362 | $4.71B |
| Q4 2025 | 365 | $5.91B |
| Q3 2025 | 343 | $5.93B |
| Q2 2025 | 302 | $4.46B |
| Q1 2025 | 230 | $2.69B |
| Q4 2024 | 224 | $3.38B |
| Q3 2024 | 176 | $2.27B |
| Q2 2024 | 155 | $2.12B |
| Q1 2024 | 143 | $2.14B |
| Q4 2023 | 125 | $1.93B |
| Q3 2023 | 127 | $1.40B |
| Q2 2023 | 124 | $1.53B |
| Q1 2023 | 117 | $1.45B |
| Q4 2022 | 119 | $1.01B |
| Q3 2022 | 121 | $1.27B |
| Q2 2022 | 115 | $921.8M |
| Q1 2022 | 108 | $1.20B |
| Q4 2021 | 93 | $1.52B |
| Q3 2021 | 4 | $16.4M |
| Q2 2021 | 1 | $20.8K |
| Q1 2021 | 0 | $0 |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Mirion Technologies, Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Huntington National Bank | 1 | $23 | 0.00% | 00.0% | Unchanged |
| Dunhill Financial, LLC | 4 | $105 | 0.00% | +4 | New |
| Rossby Financial, LCC | 9 | $211 | 0.00% | +9 | New |
| Anfield Capital Management, LLC | 14 | $328 | 0.00% | 00.0% | Unchanged |
| Gilpin Wealth Management, LLC | 16 | $375 | 0.00% | +16 | New |
| Bay Harbor Wealth Management, LLC | 17 | $398 | 0.00% | 00.0% | Unchanged |
| HFM Investment Advisors, LLC | 18 | $422 | 0.00% | −1−5.3% | Reduced |
| Trust Co | 20 | $468 | 0.00% | +20 | New |
| Abound Wealth Management | 22 | $516 | 0.00% | 00.0% | Unchanged |
| Rialto Wealth Management, LLC | 24 | $563 | 0.00% | +5+26.3% | Added |
| SJS Investment Consulting Inc. | 25 | $586 | 0.00% | 00.0% | Unchanged |
| Raffa Wealth Management, LLC | 32 | $749 | 0.00% | +8+33.3% | Added |
| Signaturefd, LLC | 34 | $796 | 0.00% | +19+126.7% | Added |
| Ankerstar Wealth, LLC | 34 | $796 | 0.00% | +34 | New |
| Assetmark, Inc | 42 | $984 | 0.00% | +1+2.4% | Added |
| Covestor Ltd | 31 | $1.00K | 0.00% | +18+138.5% | Added |
| Bare Financial Services, Inc | 46 | $1.08K | 0.00% | −12−20.7% | Reduced |
| DecisionPoint Financial, LLC | 47 | $1.10K | 0.00% | 00.0% | Unchanged |
| Fortitude Family Office, LLC | 56 | $1.31K | 0.00% | −15−21.1% | Reduced |
| Glen Eagle Advisors, LLC | 62 | $1.45K | 0.00% | 00.0% | Unchanged |
| Bellevue Asset Management, LLC | 66 | $1.54K | 0.00% | +66 | New |
| Marquette Asset Management, LLC | 67 | $1.57K | 0.00% | 00.0% | Unchanged |
| Sunbelt Securities, Inc. | 69 | $1.62K | 0.00% | 00.0% | Unchanged |
| Cedar Mountain Advisors, LLC | 71 | $1.66K | 0.00% | +34+91.9% | Added |
| Toth Financial Advisory Corp | 85 | $1.99K | 0.00% | 00.0% | Unchanged |
| Harvest Fund Management Co., Ltd | 93 | $2.00K | 0.00% | 00.0% | Unchanged |
| Keating Financial Advisory Services, Inc. | 90 | $2.11K | 0.00% | +90 | New |
| Clearstead Advisors, LLC | 93 | $2.18K | 0.00% | −193−67.5% | Reduced |
| Farmers & Merchants Investments Inc | 100 | $2.34K | 0.00% | +100 | New |
| Parkside Financial Bank & Trust | 114 | $2.67K | 0.00% | +101+776.9% | Added |
| Highline Wealth Partners LLC | 126 | $2.95K | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 132 | $3.09K | 0.00% | +101+325.8% | Added |
| Quarry LP | 140 | $3.28K | 0.00% | −91−39.4% | Reduced |
| Ronald Blue Trust, Inc. | 146 | $3.42K | 0.00% | 00.0% | Unchanged |
| High Note Wealth, LLC | 169 | $3.96K | 0.00% | +169 | New |
| JFS Wealth Advisors, LLC | 170 | $3.98K | 0.00% | +43+33.9% | Added |
| Larson Financial Group LLC | 204 | $4.78K | 0.00% | 00.0% | Unchanged |
| Private Trust Co NA | 214 | $5.01K | 0.00% | −7−3.2% | Reduced |
| Massmutual Trust Co FSB | 243 | $5.69K | 0.00% | +243 | New |
| IFP Advisors, Inc | 244 | $5.71K | 0.00% | 00.0% | Unchanged |
| Murphy & Mullick Capital Management Corp | 250 | $5.86K | 0.00% | 00.0% | Unchanged |
| Harbour Investments, Inc. | 287 | $6.72K | 0.00% | +80+38.6% | Added |
| Millstone Evans Group, LLC | 292 | $6.84K | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 300 | $7.03K | 0.00% | 00.0% | Unchanged |
| Bell Investment Advisors, Inc | 302 | $7.07K | 0.00% | +199+193.2% | Added |
| Transamerica Financial Advisors, Inc. | 315 | $7.38K | 0.00% | +69+28.0% | Added |
| Hillsdale Investment Management Inc. | 350 | $8.20K | 0.00% | −50−12.5% | Reduced |
| CoreCap Advisors, LLC | 352 | $8.24K | 0.00% | +50+16.6% | Added |
| Cullen/Frost Bankers, Inc. | 491 | $11.5K | 0.00% | +113+29.9% | Added |
| ORG Partners LLC | 510 | $11.9K | 0.00% | +55+12.1% | Added |
| Banque Cantonale Vaudoise | 516 | $12.0K | 0.00% | −78−13.1% | Reduced |
| Allworth Financial LP | 527 | $12.3K | 0.00% | +17+3.3% | Added |
| Whittier Trust Co of Nevada Inc | 500 | $12.6K | 0.00% | 00.0% | Unchanged |
| WPG Advisers, LLC | 566 | $13.3K | 0.01% | +161+39.8% | Added |
| Avion Wealth | 620 | $14.0K | 0.00% | 00.0% | Unchanged |
| Elequin Capital LP | 600 | $14.1K | 0.00% | +600 | New |
| Eurizon Capital SGR S.p.A. | 641 | $15.0K | 0.00% | +641 | New |
| True Wealth Design, LLC | 672 | $15.7K | 0.00% | −6−0.9% | Reduced |
| Hantz Financial Services, Inc. | 678 | $16.0K | 0.00% | +508+298.8% | Added |
| Root Financial Partners, LLC | 765 | $17.9K | 0.00% | +49+6.8% | Added |
| SRS Capital Advisors, Inc. | 785 | $18.4K | 0.00% | −7,673−90.7% | Reduced |
| Raleigh Capital Management Inc. | 798 | $18.7K | 0.01% | −45−5.3% | Reduced |
| CIBC Private Wealth Group, LLC | 808 | $18.9K | 0.00% | +132+19.5% | Added |
| Kemnay Advisory Services Inc. | 812 | $19.0K | 0.00% | +812 | New |
| Jones Financial Companies LLLP | 847 | $19.8K | 0.00% | +702+484.1% | Added |
| Strive Financial Group ,LLC | 852 | $20.0K | 0.01% | +852 | New |
| Danske Bank A/S | 900 | $21.1K | 0.00% | 00.0% | Unchanged |
| Essential Partners LLC | 976 | $22.9K | 0.01% | +1+0.1% | Added |
| SageView Advisory Group, LLC | 1,005 | $23.5K | 0.00% | +1,005 | New |
| DV Trading LLC | 1,006 | $23.6K | 0.00% | +1,006 | New |
| Los Angeles Capital Management LLC | 888 | $25.8K | 0.00% | +888 | New |
| Fifth Third Bancorp | 1,129 | $26.4K | 0.00% | +308+37.5% | Added |
| EverSource Wealth Advisors, LLC | 1,207 | $28.3K | 0.00% | −849−41.3% | Reduced |
| Quadrant Capital Group LLC | 1,284 | $30.1K | 0.00% | +219+20.6% | Added |
| Umb Bank N A | 1,344 | $31.5K | 0.00% | +856+175.4% | Added |
| Wolff Wiese Magana LLC | 1,350 | $31.6K | 0.02% | +250+22.7% | Added |
| Versant Capital Management, Inc | 1,355 | $31.7K | 0.00% | 00.0% | Unchanged |
| REAP Financial Group, LLC | 1,404 | $32.9K | 0.01% | +236+20.2% | Added |
| Steward Partners Investment Advisory, LLC | 1,709 | $40.0K | 0.00% | +631+58.5% | Added |
| Salomon & Ludwin, LLC | 1,636 | $40.3K | 0.00% | +366+28.8% | Added |
| Global Retirement Partners, LLC | 2,018 | $47.3K | 0.00% | +887+78.4% | Added |
| GAMMA Investing LLC | 2,242 | $52.5K | 0.00% | +1,302+138.5% | Added |
| Central Pacific Bank - Trust Division | 2,500 | $58.5K | 0.01% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 2,781 | $65.1K | 0.00% | +1,130+68.4% | Added |
| Quest Partners LLC | 3,241 | $75.9K | 0.00% | 00.0% | Unchanged |
| GWM Advisors LLC | 3,251 | $76.1K | 0.00% | −1,377−29.8% | Reduced |
| Advisor Group Holdings, Inc. | 3,262 | $76.4K | 0.00% | −3,179−49.4% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 3,466 | $81.0K | 0.00% | +1,116+47.5% | Added |
| Northwestern Mutual Wealth Management Co | 3,571 | $83.6K | 0.00% | +3,394+1,917.5% | Added |
| Nisa Investment Advisors, LLC | 3,662 | $85.8K | 0.00% | −247−6.3% | Reduced |
| Parallel Advisors, LLC | 3,714 | $87.0K | 0.00% | +1,902+105.0% | Added |
| Public Employees Retirement System of Ohio | 5,226 | $122.4K | 0.00% | +4,548+670.8% | Added |
| Smartleaf Asset Management LLC | 5,542 | $131.3K | 0.00% | −560−9.2% | Reduced |
| Pinnacle Wealth Planning Services, Inc. | 6,835 | $160.1K | 0.02% | +6,835 | New |
| PEAK6 LLC | 6,974 | $163.3K | 0.00% | +6,974 | New |
| State of Wyoming | 7,090 | $166.0K | 0.02% | −2,597−26.8% | Reduced |
| US Bancorp | 7,242 | $169.6K | 0.00% | +368+5.4% | Added |
| Kestra Advisory Services, LLC | 7,536 | $176.5K | 0.00% | +7,536 | New |
| Tower Research Capital LLC (TRC) | 7,570 | $177.3K | 0.00% | +1,828+31.8% | Added |
| KBC Group NV | 7,669 | $180.0K | 0.00% | +1,321+20.8% | Added |