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 2022
Institutional positions in Mirion Technologies, Inc. as of Dec 31, 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
- 119
- −1 vs. Q3 2022
- Shares held
- 153.3M
- −17.3M (−10.2%) vs. Q3 2022
- Total value
- $1.01B
- −$261.5M (−20.5%) vs. Q3 2022
- New holders
- 20
- 39 more added
- Sold out
- 21
- 43 more reduced
1 institution that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2022
Shares, value and share of portfolio for each institution holding Mirion Technologies, Inc.; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Covestor Ltd | 19 | $0 | 0.00% | −1−5.0% | Reduced |
| GWM Advisors LLC | 22,202 | $147 | 0.00% | −200−0.9% | Reduced |
| Lindbrook Capital, LLC | 29 | $192 | 0.00% | +29 | New |
| Ellevest, Inc. | 50 | $331 | 0.00% | −220−81.5% | Reduced |
| The PNC Financial Services Group, Inc. | 150 | $992 | 0.00% | +150 | New |
| FNY Investment Advisers, LLC | 202 | $1.00K | 0.00% | 00.0% | Unchanged |
| Balyasny Asset Management LLC | 217 | $1.43K | 0.00% | −195,262−99.9% | Reduced |
| Byrne Asset Management LLC | 225 | $1.49K | 0.00% | 00.0% | Unchanged |
| Albion Financial Group | 300 | $1.98K | 0.00% | 00.0% | Unchanged |
| Ronald Blue Trust, Inc. | 248 | $2.00K | 0.00% | +248 | New |
| Blue Bell Private Wealth Management, LLC | 700 | $4.63K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 762 | $5.00K | 0.00% | +262+52.4% | Added |
| Cutler Group LP | 2,135 | $14.0K | 0.00% | +1,311+159.1% | Added |
| Wells Fargo & Company | 2,232 | $14.8K | 0.00% | −1,852−45.3% | Reduced |
| Madden Securities Corp | 3,354 | $22.2K | 0.01% | +3,354 | New |
| Citigroup Inc | 4,161 | $27.5K | 0.00% | −1,117−21.2% | Reduced |
| Citadel Advisors LLC | 5,496 | $36.3K | 0.00% | +5,496 | New |
| Tower Research Capital LLC (TRC) | 5,890 | $39.0K | 0.00% | +2,087+54.9% | Added |
| UBS Group AG | 7,167 | $47.4K | 0.00% | −2,833−28.3% | Reduced |
| Metropolitan Life Insurance Co | 8,583 | $56.7K | 0.00% | 00.0% | Unchanged |
| Allspring Global Investments Holdings, LLC | 9,334 | $61.7K | 0.00% | −205−2.1% | Reduced |
| Tudor Investment Corp Et Al | 10,000 | $66.0K | 0.00% | 00.0% | Unchanged |
| Jump Financial, LLC | 10,029 | $66.3K | 0.00% | +10,029 | New |
| Quantbot Technologies LP | 11,638 | $76.9K | 0.01% | +11,394+4,669.7% | Added |
| Ameritas Investment Partners, Inc. | 10,275 | $78.8K | 0.00% | 00.0% | Unchanged |
| Truist Financial Corp | 12,851 | $84.9K | 0.00% | −573−4.3% | Reduced |
| Worth Venture Partners, LLC | 13,369 | $88.4K | 0.05% | −8,012−37.5% | Reduced |
| Susquehanna International Group, LLP | 13,969 | $92.3K | 0.00% | −28,469−67.1% | Reduced |
| Teacher Retirement System of Texas | 14,532 | $96.0K | 0.00% | −4,184−22.4% | Reduced |
| Mercer Global Advisors Inc | 15,537 | $103.0K | 0.00% | +15,537 | New |
| Royal Bank of Canada | 15,761 | $104.0K | 0.00% | +14,093+844.9% | Added |
| Pictet Asset Management SA | 16,084 | $106.0K | 0.00% | +16,084 | New |
| Epacria Capital Partners, LLC | 16,135 | $106.7K | 0.09% | +16,135 | New |
| State of Wisconsin Investment Board | 16,214 | $107.2K | 0.00% | −7,978−33.0% | Reduced |
| Amalgamated Bank | 17,521 | $116.0K | 0.00% | 00.0% | Unchanged |
| ProShare Advisors LLC | 17,628 | $116.5K | 0.00% | +2,524+16.7% | Added |
| Ergoteles LLC | 18,275 | $120.8K | 0.00% | +18,275 | New |
| Kestra Advisory Services, LLC | 19,001 | $125.6K | 0.00% | −500−2.6% | Reduced |
| Victory Capital Management Inc | 19,754 | $130.6K | 0.00% | −90.0% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 21,022 | $139.0K | 0.00% | −132−0.6% | Reduced |
| Price T Rowe Associates Inc | 24,234 | $160.0K | 0.00% | +2,742+12.8% | Added |
| CenterBook Partners LP | 24,571 | $162.4K | 0.03% | −87,908−78.2% | Reduced |
| SG Americas Securities, LLC | 25,730 | $170.0K | 0.00% | +25,730 | New |
| HRT Financial LP | 25,978 | $171.0K | 0.00% | +25,978 | New |
| Acuitas Investments, LLC | 27,600 | $182.4K | 0.19% | −16,567−37.5% | Reduced |
| STRS Ohio | 28,900 | $191.0K | 0.00% | −3,000−9.4% | Reduced |
| Arizona State Retirement System | 36,695 | $242.6K | 0.00% | +1,441+4.1% | Added |
| Barclays PLC | 36,785 | $243.1K | 0.00% | +30,977+533.4% | Added |
| Jane Street Group, LLC | 39,534 | $261.3K | 0.00% | −15,521−28.2% | Reduced |
| Nordwand Advisors, LLC | 45,600 | $301.4K | 0.04% | +45,600 | New |
| Legal & General Group Plc | 46,416 | $306.8K | 0.00% | −633−1.3% | Reduced |
| Man Group plc | 48,400 | $319.9K | 0.00% | +48,400 | New |
| Voya Investment Management LLC | 52,507 | $347.1K | 0.00% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 55,261 | $365.3K | 0.00% | +3,176+6.1% | Added |
| Mirae Asset Global Investments Co., Ltd. | 56,698 | $374.8K | 0.00% | 00.0% | Unchanged |
| Deutsche Bank AG | 59,066 | $390.4K | 0.00% | +917+1.6% | Added |
| Saba Capital Management, L.P. | 62,031 | $410.0K | 0.01% | −3,892−5.9% | Reduced |
| American International Group, Inc. | 64,804 | $428.4K | 0.00% | −236−0.4% | Reduced |
| MetLife Investment Management | 73,950 | $488.8K | 0.00% | 00.0% | Unchanged |
| Schonfeld Strategic Advisors LLC | 78,700 | $520.2K | 0.00% | −31,800−28.8% | Reduced |
| Renaissance Technologies LLC | 79,300 | $524.0K | 0.00% | +79,300 | New |
| Group One Trading, L.P. | 90,766 | $600.0K | 0.02% | +81,036+832.8% | Added |
| New York State Common Retirement Fund | 96,416 | $637.3K | 0.00% | +56+0.1% | Added |
| Credit Suisse AG | 107,287 | $709.2K | 0.00% | +15,533+16.9% | Added |
| UBS Asset Management Americas Inc | 109,926 | $726.6K | 0.00% | 00.0% | Unchanged |
| Invesco Ltd. | 112,614 | $744.4K | 0.00% | −241−0.2% | Reduced |
| Boston Partners | 122,518 | $809.8K | 0.00% | +53,419+77.3% | Added |
| Royce & Associates LP | 125,000 | $826.3K | 0.01% | 00.0% | Unchanged |
| Susquehanna Fundamental Investments, LLC | 126,953 | $839.2K | 0.01% | +126,953 | New |
| JPMorgan Chase & Co | 135,039 | $893.0K | 0.00% | +13,897+11.5% | Added |
| M&T Bank Corp | 148,884 | $984.1K | 0.00% | +31,418+26.7% | Added |
| Alliancebernstein L.P. | 149,697 | $989.5K | 0.00% | −201−0.1% | Reduced |
| California State Teachers Retirement System | 167,691 | $1.11M | 0.00% | +1,966+1.2% | Added |
| Bank of America Corp | 177,775 | $1.18M | 0.00% | +145,044+443.1% | Added |
| Scopus Asset Management, L.P. | 200,000 | $1.32M | 0.05% | +200,000 | New |
| Gamco Investors, Inc. Et Al | 204,000 | $1.35M | 0.01% | −3,000−1.4% | Reduced |
| Rhumbline Advisers | 209,535 | $1.39M | 0.00% | +2,065+1.0% | Added |
| Russell Investments Group, Ltd. | 263,814 | $1.74M | 0.00% | +64,195+32.2% | Added |
| Western Standard LLC | 291,235 | $1.93M | 1.69% | +291,235 | New |
| Swiss National Bank | 314,000 | $2.08M | 0.00% | +8,500+2.8% | Added |
| Hudson Bay Capital Management LP | 352,920 | $2.33M | 0.03% | +22,504+6.8% | Added |
| Gyon Technologies Capital Management, LP | 409,626 | $2.71M | 1.01% | +237,176+137.5% | Added |
| Pentwater Capital Management LP | 445,000 | $2.94M | 0.09% | −105,000−19.1% | Reduced |
| Sculptor Capital LP | 446,101 | $2.95M | 0.05% | −1,316,951−74.7% | Reduced |
| Artal Group S.A. | 500,000 | $3.31M | 0.19% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 539,061 | $3.56M | 0.00% | +1,630+0.3% | Added |
| Bamco Inc | 558,304 | $3.69M | 0.01% | 00.0% | Unchanged |
| Lord, Abbett & Co. LLC | 613,282 | $4.05M | 0.01% | −11,200−1.8% | Reduced |
| Clearline Capital LP | 626,431 | $4.14M | 0.74% | −135,322−17.8% | Reduced |
| Ratan Capital Management LP | 633,701 | $4.19M | 3.36% | −169,646−21.1% | Reduced |
| Ionic Capital Management LLC | 647,349 | $4.28M | 1.29% | +128,366+24.7% | Added |
| Gabelli Funds LLC | 705,000 | $4.66M | 0.04% | −65,000−8.4% | Reduced |
| Carlson Capital L P | 733,935 | $4.85M | 0.37% | −16,065−2.1% | Reduced |
| Principal Financial Group Inc | 810,228 | $5.36M | 0.00% | −4,181−0.5% | Reduced |
| Charles Schwab Investment Management Inc | 942,352 | $6.23M | 0.00% | +19,930+2.2% | Added |
| Nuveen Asset Management, LLC | 1,048,018 | $6.93M | 0.00% | +570,027+119.3% | Added |
| Morgan Stanley | 1,138,392 | $7.52M | 0.00% | −645,172−36.2% | Reduced |
| Northern Trust Corp | 1,216,220 | $8.04M | 0.00% | +23,606+2.0% | Added |
| Bpifrance SA | 1,286,446 | $8.50M | 0.28% | 00.0% | Unchanged |
| Barrow Hanley Mewhinney & Strauss LLC | 1,335,907 | $8.83M | 0.03% | +64,172+5.0% | Added |