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 2023
Institutional positions in Mirion Technologies, Inc. as of Jun 30, 2023. 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
- 124
- +7 vs. Q1 2023
- Shares held
- 181.4M
- +11.4M (+6.7%) vs. Q1 2023
- Total value
- $1.53B
- +$80.6M (+5.6%) vs. Q1 2023
- New holders
- 19
- 66 more added
- Sold out
- 12
- 19 more reduced
Compare with Q1 2023: 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 2023
Shares, value and share of portfolio for each institution holding Mirion Technologies, Inc.; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| CWM, LLC | 31 | $0 | 0.00% | 00.0% | Unchanged |
| Covestor Ltd | 18 | $0 | 0.00% | −1−5.3% | Reduced |
| FNY Investment Advisers, LLC | 170 | $1.00K | 0.00% | 00.0% | Unchanged |
| Ronald Blue Trust, Inc. | 146 | $1.00K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 131 | $1.11K | 0.00% | +131 | New |
| The PNC Financial Services Group, Inc. | 150 | $1.27K | 0.00% | 00.0% | Unchanged |
| Byrne Asset Management LLC | 225 | $2.00K | 0.00% | 00.0% | Unchanged |
| Albion Financial Group | 300 | $2.54K | 0.00% | 00.0% | Unchanged |
| Cutler Group LP | 471 | $3.00K | 0.00% | −80−14.5% | Reduced |
| Blue Bell Private Wealth Management, LLC | 700 | $5.92K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 889 | $7.49K | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 3,521 | $29.8K | 0.00% | +3,521 | New |
| Allspring Global Investments Holdings, LLC | 6,852 | $57.9K | 0.00% | +170+2.5% | Added |
| Metropolitan Life Insurance Co | 11,022 | $93.1K | 0.00% | +3,440+45.4% | Added |
| Phoenix Holdings Ltd. | 11,793 | $99.7K | 0.00% | +11,793 | New |
| Xponance, Inc. | 11,798 | $99.7K | 0.00% | +11,798 | New |
| Citadel Advisors LLC | 11,849 | $100.1K | 0.00% | +11,849 | New |
| Prudential Financial Inc | 12,190 | $103.0K | 0.00% | +12,190 | New |
| Teacher Retirement System of Texas | 12,332 | $104.0K | 0.00% | −2,135−14.8% | Reduced |
| Truist Financial Corp | 12,335 | $104.2K | 0.00% | 00.0% | Unchanged |
| Mackenzie Financial Corp | 12,617 | $105.0K | 0.00% | +12,617 | New |
| Man Group plc | 12,700 | $107.3K | 0.00% | – | – |
| State of Wisconsin Investment Board | 12,895 | $109.0K | 0.00% | −3,828−22.9% | Reduced |
| Oppenheimer & Co Inc | 13,900 | $117.5K | 0.00% | +13,900 | New |
| Verition Fund Management LLC | 14,118 | $119.3K | 0.00% | +14,118 | New |
| Mariner, LLC | 14,187 | $119.9K | 0.00% | +14,187 | New |
| Tower Research Capital LLC (TRC) | 15,671 | $132.4K | 0.00% | +12,724+431.8% | Added |
| HRT Financial LP | 15,785 | $133.0K | 0.00% | +15,785 | New |
| Ameritas Investment Partners, Inc. | 16,554 | $139.9K | 0.01% | +6,279+61.1% | Added |
| Amalgamated Bank | 16,897 | $143.0K | 0.00% | +2,722+19.2% | Added |
| Jump Financial, LLC | 18,272 | $154.4K | 0.01% | +18,272 | New |
| Kestra Advisory Services, LLC | 19,001 | $160.6K | 0.00% | 00.0% | Unchanged |
| Quantbot Technologies LP | 20,730 | $175.2K | 0.01% | +20,730 | New |
| Royal Bank of Canada | 20,914 | $177.0K | 0.00% | +13,239+172.5% | Added |
| LPL Financial LLC | 21,078 | $178.1K | 0.00% | +21,078 | New |
| Principal Financial Group Inc | 21,285 | $179.9K | 0.00% | +5,673+36.3% | Added |
| GWM Advisors LLC | 21,902 | $185.1K | 0.00% | 00.0% | Unchanged |
| Pictet Asset Management SA | 22,152 | $187.2K | 0.00% | +6,068+37.7% | Added |
| Victory Capital Management Inc | 22,667 | $191.5K | 0.00% | +1,712+8.2% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 25,442 | $215.0K | 0.00% | +4,420+21.0% | Added |
| ProShare Advisors LLC | 26,072 | $220.3K | 0.00% | +9,948+61.7% | Added |
| Price T Rowe Associates Inc | 40,586 | $343.0K | 0.00% | +14,898+58.0% | Added |
| Jane Street Group, LLC | 43,287 | $365.8K | 0.00% | +17,438+67.5% | Added |
| Handelsbanken Fonder AB | 43,500 | $368.0K | 0.00% | +20,600+90.0% | Added |
| Arizona State Retirement System | 45,812 | $387.1K | 0.00% | +8,123+21.6% | Added |
| State Board of Administration of Florida Retirement System | 56,910 | $480.9K | 0.00% | +56,910 | New |
| Citigroup Inc | 64,641 | $546.2K | 0.00% | +53,726+492.2% | Added |
| Barclays PLC | 69,465 | $587.0K | 0.00% | −126−0.2% | Reduced |
| Nordwand Advisors, LLC | 70,600 | $596.6K | 0.10% | 00.0% | Unchanged |
| Voya Investment Management LLC | 79,796 | $674.3K | 0.00% | +27,289+52.0% | Added |
| Manufacturers Life Insurance Company, The | 79,843 | $674.7K | 0.00% | +23,454+41.6% | Added |
| New York State Common Retirement Fund | 80,282 | $678.4K | 0.00% | +8,466+11.8% | Added |
| Deutsche Bank AG | 82,173 | $694.4K | 0.00% | −8,468−9.3% | Reduced |
| Wells Fargo & Company | 84,502 | $714.0K | 0.00% | +55,836+194.8% | Added |
| Mirae Asset Global Investments Co., Ltd. | 90,717 | $766.6K | 0.00% | +34,019+60.0% | Added |
| American International Group, Inc. | 96,489 | $815.3K | 0.00% | +30,369+45.9% | Added |
| Ardsley Advisory Partners LP | 100,000 | $845.0K | 0.19% | +100,000 | New |
| MetLife Investment Management | 106,362 | $898.8K | 0.01% | +32,412+43.8% | Added |
| Susquehanna Fundamental Investments, LLC | 126,953 | $1.07M | 0.04% | 00.0% | Unchanged |
| Boston Partners | 127,077 | $1.07M | 0.00% | +10,911+9.4% | Added |
| UBS Asset Management Americas Inc | 130,379 | $1.11M | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 136,655 | $1.15M | 0.00% | +83,119+155.3% | Added |
| Occudo Quantitative Strategies LP | 146,450 | $1.24M | 0.13% | +76,602+109.7% | Added |
| Credit Suisse AG | 146,627 | $1.24M | 0.00% | +31,989+27.9% | Added |
| Legal & General Group Plc | 148,094 | $1.25M | 0.00% | +83,826+130.4% | Added |
| Qube Research & Technologies Ltd | 184,843 | $1.56M | 0.01% | +22,625+13.9% | Added |
| Invesco Ltd. | 196,375 | $1.66M | 0.00% | +12,674+6.9% | Added |
| Squarepoint Ops LLC | 197,973 | $1.67M | 0.01% | +92,223+87.2% | Added |
| M&T Bank Corp | 200,392 | $1.69M | 0.01% | +20,100+11.1% | Added |
| Hudson Bay Capital Management LP | 210,188 | $1.78M | 0.02% | −157,919−42.9% | Reduced |
| California State Teachers Retirement System | 210,205 | $1.78M | 0.00% | +45,002+27.2% | Added |
| Susquehanna International Group, LLP | 214,138 | $1.81M | 0.00% | −19,526−8.4% | Reduced |
| Alliancebernstein L.P. | 221,800 | $1.87M | 0.00% | +72,542+48.6% | Added |
| Royce & Associates LP | 225,000 | $1.90M | 0.02% | 00.0% | Unchanged |
| Gamco Investors, Inc. Et Al | 230,225 | $1.95M | 0.02% | +10,225+4.6% | Added |
| JPMorgan Chase & Co | 232,638 | $1.97M | 0.00% | +64,396+38.3% | Added |
| Scopus Asset Management, L.P. | 250,000 | $2.11M | 0.07% | 00.0% | Unchanged |
| Bank of America Corp | 253,851 | $2.15M | 0.00% | +9,165+3.7% | Added |
| Renaissance Technologies LLC | 258,496 | $2.18M | 0.00% | +124,396+92.8% | Added |
| Select Equity Group, L.P. | 283,298 | $2.39M | 0.01% | +123,832+77.7% | Added |
| Russell Investments Group, Ltd. | 310,606 | $2.62M | 0.01% | +46,275+17.5% | Added |
| Rhumbline Advisers | 316,083 | $2.67M | 0.00% | +94,504+42.7% | Added |
| TD Asset Management Inc | 321,558 | $2.72M | 0.00% | −9,400−2.8% | Reduced |
| Swiss National Bank | 355,100 | $3.00M | 0.00% | +74,400+26.5% | Added |
| Schonfeld Strategic Advisors LLC | 402,697 | $3.40M | 0.03% | −258,710−39.1% | Reduced |
| Sculptor Capital LP | 459,405 | $3.88M | 0.10% | +180,000+64.4% | Added |
| Roubaix Capital, LLC | 499,479 | $4.22M | 3.10% | +51,328+11.5% | Added |
| ING Groep NV | 500,000 | $4.22M | 0.03% | 00.0% | Unchanged |
| Carlson Capital L P | 551,474 | $4.66M | 0.40% | −2,461−0.4% | Reduced |
| Bank of New York Mellon Corp | 672,954 | $5.69M | 0.00% | +214,309+46.7% | Added |
| Arrowstreet Capital, Limited Partnership | 696,966 | $5.89M | 0.01% | +164,701+30.9% | Added |
| Gabelli Funds LLC | 722,000 | $6.10M | 0.05% | +5,000+0.7% | Added |
| Adage Capital Partners GP, L.L.C. | 750,000 | $6.34M | 0.01% | +750,000 | New |
| CIBC World Markets Corp | 775,000 | $6.55M | 0.05% | +275,000+55.0% | Added |
| Pentwater Capital Management LP | 850,000 | $7.18M | 0.09% | +50,000+6.3% | Added |
| Charles Schwab Investment Management Inc | 1,092,224 | $9.23M | 0.00% | +151,894+16.2% | Added |
| Pantechnicon Advisors LLP | 1,200,000 | $10.1M | 4.65% | +170,000+16.5% | Added |
| Barrow Hanley Mewhinney & Strauss LLC | 1,200,133 | $10.1M | 0.04% | −20,328−1.7% | Reduced |
| Bpifrance SA | 1,286,446 | $10.9M | 0.29% | 00.0% | Unchanged |
| Nuveen Asset Management, LLC | 1,306,153 | $11.0M | 0.00% | +239,176+22.4% | Added |