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 2022
Institutional positions in Mirion Technologies, Inc. as of Jun 30, 2022. 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
- 115
- +7 vs. Q1 2022
- Shares held
- 160.0M
- +11.3M (+7.6%) vs. Q1 2022
- Total value
- $921.8M
- −$278.9M (−23.2%) vs. Q1 2022
- New holders
- 43
- 37 more added
- Sold out
- 36
- 21 more reduced
Compare with Q1 2022: 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 2022
Shares, value and share of portfolio for each institution holding Mirion Technologies, Inc.; share changes are against Q1 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Goldman Sachs Group Inc | 52,304,898 | $301.3M | 0.09% | −876,852−1.6% | Reduced |
| Alyeska Investment Group, L.P. | 13,624,154 | $78.5M | 0.90% | −465,459−3.3% | Reduced |
| Vanguard Group Inc | 10,737,202 | $61.8M | 0.00% | +3,581,075+50.0% | Added |
| BlackRock Inc. | 9,419,147 | $54.3M | 0.00% | +7,116,896+309.1% | Added |
| FMR LLC | 8,569,201 | $49.4M | 0.00% | +103,176+1.2% | Added |
| Swedbank AB | 8,222,802 | $47.4M | 0.11% | +1,311,500+19.0% | Added |
| Cooperman Leon G | 5,203,320 | $30.0M | 2.06% | +1,766,965+51.4% | Added |
| Locust Wood Capital Advisers, LLC | 4,728,255 | $27.2M | 1.94% | +294,800+6.6% | Added |
| P2 Capital Partners, LLC | 3,583,071 | $20.6M | 2.34% | +796,694+28.6% | Added |
| Corsair Capital Management, L.P. | 3,454,276 | $19.9M | 7.12% | −525,478−13.2% | Reduced |
| State Street Corp | 3,267,594 | $18.8M | 0.00% | +2,930,457+869.2% | Added |
| Senator Investment Group LP | 2,975,000 | $17.1M | 1.23% | −3,025,000−50.4% | Reduced |
| Janus Henderson Group PLC | 2,774,544 | $16.0M | 0.01% | +19,691+0.7% | Added |
| Geode Capital Management, LLC | 2,082,347 | $12.0M | 0.00% | +1,170,138+128.3% | Added |
| First Manhattan Co | 1,832,609 | $10.6M | 0.04% | +317,224+20.9% | Added |
| Sculptor Capital LP | 1,763,052 | $10.2M | 0.11% | +160,000+10.0% | Added |
| Morgan Stanley | 1,696,628 | $9.77M | 0.00% | −117,046−6.5% | Reduced |
| ArrowMark Colorado Holdings LLC | 1,579,697 | $9.10M | 0.10% | +1,579,697 | New |
| Schwartz Investment Counsel Inc | 1,490,000 | $8.58M | 0.42% | +665,000+80.6% | Added |
| Bpifrance SA | 1,286,446 | $7.41M | 0.28% | 00.0% | Unchanged |
| Barrow Hanley Mewhinney & Strauss LLC | 1,250,415 | $7.20M | 0.03% | −371,435−22.9% | Reduced |
| FIL Ltd | 1,250,000 | $7.20M | 0.01% | −2,870,244−69.7% | Reduced |
| Crestline Management, LP | 1,250,000 | $7.20M | 0.94% | +550,000+78.6% | Added |
| Bamco Inc | 1,193,904 | $6.88M | 0.02% | −2,606,096−68.6% | Reduced |
| Northern Trust Corp | 1,180,927 | $6.80M | 0.00% | +987,175+509.5% | Added |
| Ratan Capital Management LP | 1,022,370 | $5.89M | 4.95% | 00.0% | Unchanged |
| Clearline Capital LP | 871,597 | $5.02M | 0.71% | −47,279−5.1% | Reduced |
| Charles Schwab Investment Management Inc | 814,339 | $4.69M | 0.00% | +291,823+55.8% | Added |
| Principal Financial Group Inc | 806,524 | $4.64M | 0.00% | +7,844+1.0% | Added |
| Carlson Capital L P | 775,000 | $4.46M | 0.31% | +50,000+6.9% | Added |
| Lord, Abbett & Co. LLC | 624,482 | $3.60M | 0.01% | +76,000+13.9% | Added |
| Gabelli Funds LLC | 613,000 | $3.53M | 0.03% | +8,312+1.4% | Added |
| Pentwater Capital Management LP | 575,000 | $3.31M | 0.06% | +55,000+10.6% | Added |
| Artal Group S.A. | 500,000 | $2.88M | 0.16% | 00.0% | Unchanged |
| Ionic Capital Management LLC | 498,983 | $2.87M | 0.52% | +80,876+19.3% | Added |
| Nuveen Asset Management, LLC | 490,147 | $2.82M | 0.00% | +490,147 | New |
| Bank of New York Mellon Corp | 486,739 | $2.80M | 0.00% | +437,783+894.2% | Added |
| Roubaix Capital, LLC | 358,256 | $2.06M | 1.78% | +358,256 | New |
| Moore Capital Management, LP | 355,000 | $2.04M | 0.06% | −20,000−5.3% | Reduced |
| Swiss National Bank | 305,500 | $1.76M | 0.00% | +305,500 | New |
| Saba Capital Management, L.P. | 241,699 | $1.39M | 0.02% | −58,301−19.4% | Reduced |
| Advisory Research Inc | 231,140 | $1.33M | 0.13% | −1,085−0.5% | Reduced |
| Alpha Paradigm Partners, LLC | 215,726 | $1.24M | 0.51% | +215,726 | New |
| Balyasny Asset Management LLC | 195,479 | $1.13M | 0.00% | −86,118−30.6% | Reduced |
| Rhumbline Advisers | 194,357 | $1.12M | 0.00% | +194,357 | New |
| MYDA Advisors LLC | 180,000 | $1.04M | 0.43% | −50,000−21.7% | Reduced |
| Gamco Investors, Inc. Et Al | 169,146 | $974.0K | 0.01% | +2,300+1.4% | Added |
| California State Teachers Retirement System | 169,044 | $974.0K | 0.00% | +169,044 | New |
| Group One Trading, L.P. | 168,251 | $969.0K | 0.03% | +124,634+285.7% | Added |
| Alliancebernstein L.P. | 143,805 | $828.0K | 0.00% | +143,805 | New |
| Susquehanna International Group, LLP | 131,234 | $756.0K | 0.00% | +98,017+295.1% | Added |
| Cubist Systematic Strategies, LLC | 126,492 | $729.0K | 0.01% | +25,966+25.8% | Added |
| Russell Investments Group, Ltd. | 126,451 | $728.0K | 0.00% | +126,451 | New |
| Royce & Associates LP | 125,000 | $720.0K | 0.01% | 00.0% | Unchanged |
| Invesco Ltd. | 116,574 | $672.0K | 0.00% | +59,492+104.2% | Added |
| JPMorgan Chase & Co | 113,069 | $651.0K | 0.00% | +113,069 | New |
| UBS Asset Management Americas Inc | 99,300 | $572.0K | 0.00% | +99,300 | New |
| New York State Common Retirement Fund | 95,200 | $548.0K | 0.00% | +95,200 | New |
| M&T Bank Corp | 89,590 | $516.0K | 0.00% | +89,590 | New |
| CenterBook Partners LP | 79,557 | $458.0K | 0.10% | +24,785+45.3% | Added |
| Credit Suisse AG | 74,657 | $430.0K | 0.00% | +74,657 | New |
| MetLife Investment Management | 73,950 | $426.0K | 0.00% | +73,950 | New |
| Deutsche Bank AG | 64,772 | $373.0K | 0.00% | +64,772 | New |
| American International Group, Inc. | 64,121 | $369.0K | 0.00% | +64,121 | New |
| Jane Street Group, LLC | 61,773 | $356.0K | 0.00% | −200,172−76.4% | Reduced |
| UBS Group AG | 58,000 | $334.0K | 0.00% | −56,000−49.1% | Reduced |
| Telemetry Investments, L.L.C. | 57,880 | $333.0K | 0.51% | −10,620−15.5% | Reduced |
| Manufacturers Life Insurance Company, The | 53,156 | $306.2K | 0.00% | +53,156 | New |
| Voya Investment Management LLC | 50,037 | $288.0K | 0.00% | +50,037 | New |
| Legal & General Group Plc | 43,913 | $253.0K | 0.00% | +43,913 | New |
| Mirae Asset Global Investments Co., Ltd. | 39,188 | $226.0K | 0.00% | +39,188 | New |
| Hudson Bay Capital Management LP | 39,024 | $225.0K | 0.00% | −230,205−85.5% | Reduced |
| Levin Capital Strategies, L.P. | 38,685 | $223.0K | 0.03% | 00.0% | Unchanged |
| Arizona State Retirement System | 35,146 | $202.0K | 0.00% | +35,146 | New |
| STRS Ohio | 31,900 | $183.0K | 0.00% | +31,900 | New |
| State of Wisconsin Investment Board | 31,285 | $180.0K | 0.00% | +31,285 | New |
| Boston Partners | 31,205 | $180.0K | 0.00% | +31,205 | New |
| Bank of America Corp | 26,910 | $155.0K | 0.00% | −44,962−62.6% | Reduced |
| GWM Advisors LLC | 22,402 | $129.0K | 0.00% | +22,402 | New |
| Bayesian Capital Management, LP | 21,104 | $122.0K | 0.02% | +21,104 | New |
| Kestra Advisory Services, LLC | 21,001 | $121.0K | 0.00% | +2,050+10.8% | Added |
| Teacher Retirement System of Texas | 20,301 | $117.0K | 0.00% | +20,301 | New |
| Victory Capital Management Inc | 19,001 | $109.0K | 0.00% | −129−0.7% | Reduced |
| Amalgamated Bank | 17,350 | $100.0K | 0.00% | +17,350 | New |
| Verition Fund Management LLC | 17,049 | $98.0K | 0.00% | +17,049 | New |
| D. E. Shaw & Co., Inc. | 15,418 | $89.0K | 0.00% | +15,418 | New |
| ProShare Advisors LLC | 15,390 | $88.0K | 0.00% | +15,390 | New |
| Neuberger Berman Group LLC | 13,116 | $76.0K | 0.00% | +13,116 | New |
| Truist Financial Corp | 13,017 | $75.0K | 0.00% | +127+1.0% | Added |
| Price T Rowe Associates Inc | 13,070 | $75.0K | 0.00% | +13,070 | New |
| Jefferies Group LLC | 12,246 | $70.5K | 0.00% | +12,246 | New |
| Exos Asset Management LLC | 12,213 | $70.0K | 0.04% | 00.0% | Unchanged |
| Citigroup Inc | 11,783 | $68.0K | 0.00% | +11,783 | New |
| Punch & Associates Investment Management, Inc. | 11,700 | $67.0K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 10,275 | $59.0K | 0.00% | +10,275 | New |
| Tudor Investment Corp Et Al | 10,000 | $58.0K | 0.00% | +10,000 | New |
| Penserra Capital Management LLC | 9,303 | $53.0K | 0.00% | +174+1.9% | Added |
| Metropolitan Life Insurance Co | 8,583 | $49.4K | 0.00% | +8,583 | New |
| Tower Research Capital LLC (TRC) | 7,457 | $43.0K | 0.00% | +3,464+86.8% | Added |
| Barclays PLC | 6,876 | $40.0K | 0.00% | +6,876 | New |