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 |
|---|---|---|---|---|---|
| First Manhattan Co | 1,832,609 | $10.6M | 0.04% | +317,224+20.9% | Added |
| Geode Capital Management, LLC | 2,082,347 | $12.0M | 0.00% | +1,170,138+128.3% | Added |
| Janus Henderson Group PLC | 2,774,544 | $16.0M | 0.01% | +19,691+0.7% | Added |
| Senator Investment Group LP | 2,975,000 | $17.1M | 1.23% | −3,025,000−50.4% | Reduced |
| State Street Corp | 3,267,594 | $18.8M | 0.00% | +2,930,457+869.2% | Added |
| Corsair Capital Management, L.P. | 3,454,276 | $19.9M | 7.12% | −525,478−13.2% | Reduced |
| P2 Capital Partners, LLC | 3,583,071 | $20.6M | 2.34% | +796,694+28.6% | Added |
| Locust Wood Capital Advisers, LLC | 4,728,255 | $27.2M | 1.94% | +294,800+6.6% | Added |
| Cooperman Leon G | 5,203,320 | $30.0M | 2.06% | +1,766,965+51.4% | Added |
| Swedbank AB | 8,222,802 | $47.4M | 0.11% | +1,311,500+19.0% | Added |
| FMR LLC | 8,569,201 | $49.4M | 0.00% | +103,176+1.2% | Added |
| BlackRock Inc. | 9,419,147 | $54.3M | 0.00% | +7,116,896+309.1% | Added |
| Vanguard Group Inc | 10,737,202 | $61.8M | 0.00% | +3,581,075+50.0% | Added |
| Alyeska Investment Group, L.P. | 13,624,154 | $78.5M | 0.90% | −465,459−3.3% | Reduced |
| Goldman Sachs Group Inc | 52,304,898 | $301.3M | 0.09% | −876,852−1.6% | Reduced |
| Blue Pool Management Ltd. | 0 | $0 | 0.00% | −991,353−100.0% | Sold out |
| Kingdon Capital Management, L.L.C. | 0 | $0 | 0.00% | −700,000−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −458,462−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −441,836−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −386,558−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −368,946−100.0% | Sold out |
| Landscape Capital Management, L.L.C. | 0 | $0 | 0.00% | −225,586−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −150,173−100.0% | Sold out |
| Kepos Capital LP | 0 | $0 | 0.00% | −150,000−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −136,507−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −111,940−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −83,454−100.0% | Sold out |
| Defender Capital, LLC. | 0 | $0 | 0.00% | −60,000−100.0% | Sold out |
| Cruiser Capital Advisors, LLC | 0 | $0 | 0.00% | −68,543−100.0% | Sold out |
| HighTower Advisors, LLC | 0 | $0 | 0.00% | −68,200−100.0% | Sold out |
| Cannon Global Investment Management, LLC | 0 | $0 | 0.00% | −64,000−100.0% | Sold out |
| Wolverine Asset Management LLC | 0 | $0 | 0.00% | −62,023−100.0% | Sold out |
| Gyon Technologies Capital Management, LP | 0 | $0 | 0.00% | −47,932−100.0% | Sold out |
| Mirabella Financial Services LLP | 0 | $0 | 0.00% | −45,987−100.0% | Sold out |
| FDx Advisors, Inc. | 0 | $0 | 0.00% | −40,303−100.0% | Sold out |
| YorkBridge Wealth Partners, LLC | 0 | $0 | 0.00% | −38,562−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −37,056−100.0% | Sold out |
| Weiss Asset Management LP | 0 | $0 | 0.00% | −34,300−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −29,349−100.0% | Sold out |
| Old Mission Capital LLC | 0 | $0 | 0.00% | −26,993−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −25,574−100.0% | Sold out |
| Diametric Capital, LP | 0 | $0 | 0.00% | −19,170−100.0% | Sold out |
| Twinbeech Capital LP | 0 | $0 | 0.00% | −18,911−100.0% | Sold out |
| K.J. Harrison & Partners Inc | 0 | $0 | 0.00% | −17,550−100.0% | Sold out |
| Perpetual Investment Management Ltd | 0 | $0 | 0.00% | −13,421−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −12,403−100.0% | Sold out |
| Ergoteles LLC | 0 | $0 | 0.00% | −12,000−100.0% | Sold out |
| Fifth Lane Capital, LP | 0 | $0 | 0.00% | −11,410−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −10,506−100.0% | Sold out |
| Sciencast Management LP | 0 | $0 | 0.00% | −10,300−100.0% | Sold out |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −383−100.0% | Sold out |