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, Q2 2025
Institutional positions in Mirion Technologies, Inc. as of Jun 30, 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
- 302
- +73 vs. Q1 2025
- Shares held
- 207.4M
- +22.0M (+11.9%) vs. Q1 2025
- Total value
- $4.46B
- +$1.78B (+66.0%) vs. Q1 2025
- New holders
- 103
- 115 more added
- Sold out
- 30
- 62 more reduced
1 institution that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2025
Shares, value and share of portfolio for each institution holding Mirion Technologies, Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Aigen Investment Management, LP | 18,596 | $400.4K | 0.05% | +18,596 | New |
| Bailard, Inc. | 17,748 | $382.1K | 0.01% | +17,748 | New |
| CastleKnight Management LP | 17,500 | $376.8K | 0.02% | −45,600−72.3% | Reduced |
| CWM, LLC | 16,910 | $364.0K | 0.00% | +10,479+162.9% | Added |
| Wealth Enhancement Advisory Services, LLC | 17,547 | $363.4K | 0.00% | +17,547 | New |
| The PNC Financial Services Group, Inc. | 16,812 | $362.0K | 0.00% | −6,086−26.6% | Reduced |
| Xponance, Inc. | 16,659 | $358.7K | 0.00% | +866+5.5% | Added |
| Wolverine Trading, LLC | 15,011 | $325.9K | 0.01% | +15,011 | New |
| Gotham Asset Management, LLC | 13,603 | $292.9K | 0.00% | +13,603 | New |
| Keybank National Association | 13,547 | $291.7K | 0.00% | 00.0% | Unchanged |
| MML Investors Services, LLC | 13,448 | $290.0K | 0.00% | +13,448 | New |
| Cetera Investment Advisers | 13,398 | $288.5K | 0.00% | +13,398 | New |
| Baird Financial Group, Inc. | 12,559 | $270.4K | 0.00% | +12,559 | New |
| Integrated Advisors Network LLC | 12,171 | $262.0K | 0.01% | +873+7.7% | Added |
| Cerity Partners LLC | 11,731 | $252.6K | 0.00% | +11,731 | New |
| Longboard Asset Management, LP | 11,594 | $249.6K | 0.62% | 00.0% | Unchanged |
| Stifel Financial Corp | 10,466 | $225.3K | 0.00% | −2,393−18.6% | Reduced |
| Covestor Ltd | 10,324 | $222.0K | 0.13% | +10,311+79,315.4% | Added |
| Captrust Financial Advisors | 10,204 | $219.7K | 0.00% | +10,204 | New |
| Zevenbergen Capital Investments LLC | 10,200 | $219.6K | 0.00% | +10,200 | New |
| Ethic Inc. | 9,945 | $215.9K | 0.00% | +9,945 | New |
| NBC Securities, Inc. | 9,804 | $211.0K | 0.02% | +9,804 | New |
| Altshuler Shaham Ltd | 9,519 | $204.9K | 0.01% | +9,519 | New |
| Forum Financial Management, LP | 9,315 | $200.6K | 0.00% | +9,315 | New |
| Walleye Trading LLC | 9,173 | $197.5K | 0.00% | +9,173 | New |
| Amalgamated Bank | 7,062 | $152.0K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 6,449 | $138.8K | 0.00% | −215−3.2% | Reduced |
| KBC Group NV | 6,348 | $137.0K | 0.00% | −4,137−39.5% | Reduced |
| State of Wyoming | 6,233 | $134.2K | 0.02% | −75,041−92.3% | Reduced |
| Smartleaf Asset Management LLC | 6,146 | $133.4K | 0.01% | +941+18.1% | Added |
| Advisor Group Holdings, Inc. | 5,802 | $124.7K | 0.00% | +5,160+803.7% | Added |
| Nisa Investment Advisors, LLC | 3,366 | $72.5K | 0.00% | +651+24.0% | Added |
| Quest Partners LLC | 3,241 | $69.8K | 0.01% | −364−10.1% | Reduced |
| Clear Street Markets LLC | 2,970 | $63.9K | 0.02% | +1,311+79.0% | Added |
| Central Pacific Bank - Trust Division | 2,500 | $53.8K | 0.01% | 00.0% | Unchanged |
| Comerica Bank | 2,432 | $52.4K | 0.00% | +1,395+134.5% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 2,264 | $49.0K | 0.00% | +2,264 | New |
| Parallel Advisors, LLC | 1,807 | $38.9K | 0.00% | −179−9.0% | Reduced |
| Skopos Labs, Inc. | 1,655 | $35.6K | 0.00% | +1,655 | New |
| EverSource Wealth Advisors, LLC | 1,642 | $35.4K | 0.00% | +1,354+470.1% | Added |
| Fortress Investment Group LLC | 1,506 | $32.4K | 0.00% | +1,506 | New |
| Global Retirement Partners, LLC | 1,500 | $32.3K | 0.00% | +1,500 | New |
| Versant Capital Management, Inc | 1,355 | $29.2K | 0.00% | +192+16.5% | Added |
| Clearstead Advisors, LLC | 1,161 | $25.0K | 0.00% | +237+25.6% | Added |
| REAP Financial Group, LLC | 1,093 | $23.5K | 0.01% | +1,093 | New |
| First Horizon Advisors, Inc. | 1,037 | $22.3K | 0.00% | +395+61.5% | Added |
| Bessemer Group Inc | 953 | $21.0K | 0.00% | +57+6.4% | Added |
| Essential Partners LLC | 971 | $20.9K | 0.01% | +971 | New |
| University of Texas/Texas Am Investment Managment Co | 952 | $20.5K | 0.00% | +952 | New |
| Danske Bank A/S | 900 | $19.4K | 0.00% | +900 | New |
| Raleigh Capital Management Inc. | 888 | $19.1K | 0.01% | +888 | New |
| Farther Finance Advisors, LLC | 840 | $18.1K | 0.00% | +833+11,900.0% | Added |
| GAMMA Investing LLC | 730 | $15.7K | 0.00% | +228+45.4% | Added |
| True Wealth Design, LLC | 678 | $14.6K | 0.01% | +666+5,550.0% | Added |
| Avion Wealth | 620 | $13.0K | 0.00% | 00.0% | Unchanged |
| Banque Cantonale Vaudoise | 594 | $13.0K | 0.00% | +594 | New |
| Rise Advisors, LLC | 579 | $12.5K | 0.00% | 00.0% | Unchanged |
| Annis Gardner Whiting Capital Advisors, LLC | 546 | $11.8K | 0.00% | +546 | New |
| SRS Capital Advisors, Inc. | 497 | $10.7K | 0.00% | +497 | New |
| Allworth Financial LP | 481 | $10.4K | 0.00% | +234+94.7% | Added |
| Principal Securities, Inc. | 480 | $10.3K | 0.00% | +480 | New |
| Public Employees Retirement System of Ohio | 476 | $10.2K | 0.00% | +206+76.3% | Added |
| WPG Advisers, LLC | 463 | $9.97K | 0.01% | +463 | New |
| Rothschild Investment LLC | 410 | $8.83K | 0.00% | +180+78.3% | Added |
| ORG Partners LLC | 425 | $8.72K | 0.00% | +335+372.2% | Added |
| Hillsdale Investment Management Inc. | 400 | $8.61K | 0.00% | −30−7.0% | Reduced |
| CIBC Private Wealth Group, LLC | 400 | $8.61K | 0.00% | 00.0% | Unchanged |
| CoreCap Advisors, LLC | 356 | $7.67K | 0.00% | +356 | New |
| Hemington Wealth Management | 280 | $6.00K | 0.00% | +79+39.3% | Added |
| IFP Advisors, Inc | 269 | $5.79K | 0.00% | +257+2,141.7% | Added |
| Murphy & Mullick Capital Management Corp | 250 | $5.38K | 0.00% | 00.0% | Unchanged |
| Private Trust Co NA | 227 | $4.89K | 0.00% | +227 | New |
| Harbour Investments, Inc. | 207 | $4.46K | 0.00% | +207 | New |
| Geneos Wealth Management Inc. | 149 | $3.21K | 0.00% | +149 | New |
| Ronald Blue Trust, Inc. | 146 | $3.14K | 0.00% | 00.0% | Unchanged |
| Bryn Mawr Trust Co | 143 | $3.08K | 0.00% | +143 | New |
| JFS Wealth Advisors, LLC | 127 | $2.73K | 0.00% | +21+19.8% | Added |
| Highline Wealth Partners LLC | 126 | $2.71K | 0.00% | 00.0% | Unchanged |
| Bell Investment Advisors, Inc | 103 | $2.22K | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 100 | $2.17K | 0.00% | +100 | New |
| Mount Yale Investment Advisors, LLC | 100 | $2.15K | 0.00% | +100 | New |
| Ameriflex Group, Inc. | 94 | $2.02K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 87 | $1.87K | 0.00% | 00.0% | Unchanged |
| Toth Financial Advisory Corp | 85 | $1.83K | 0.00% | +85 | New |
| Larson Financial Group LLC | 83 | $1.79K | 0.00% | −106−56.1% | Reduced |
| Cullen/Frost Bankers, Inc. | 79 | $1.70K | 0.00% | +79 | New |
| Parkside Financial Bank & Trust | 70 | $1.51K | 0.00% | −50−41.7% | Reduced |
| Bare Financial Services, Inc | 58 | $1.25K | 0.00% | +58 | New |
| SBI Securities Co., Ltd. | 54 | $1.16K | 0.00% | +32+145.5% | Added |
| Fortitude Family Office, LLC | 52 | $1.12K | 0.00% | +52 | New |
| DecisionPoint Financial, LLC | 47 | $965 | 0.00% | +47 | New |
| Steward Partners Investment Advisory, LLC | 37 | $797 | 0.00% | +37 | New |
| UMA Financial Services, Inc. | 29 | $625 | 0.00% | +29 | New |
| Assetmark, Inc | 28 | $603 | 0.00% | +28 | New |
| SJS Investment Consulting Inc. | 25 | $539 | 0.00% | −18−41.9% | Reduced |
| SWAN Capital LLC | 25 | $538 | 0.00% | +25 | New |
| HFM Investment Advisors, LLC | 19 | $409 | 0.00% | +13+216.7% | Added |
| Signaturefd, LLC | 15 | $323 | 0.00% | 00.0% | Unchanged |
| Bay Harbor Wealth Management, LLC | 15 | $322 | 0.00% | +11+275.0% | Added |
| Rialto Wealth Management, LLC | 13 | $280 | 0.00% | +13 | New |