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, Q1 2024
Institutional positions in Mirion Technologies, Inc. as of Mar 31, 2024. 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
- 143
- +18 vs. Q4 2023
- Shares held
- 188.6M
- +722.9K (+0.4%) vs. Q4 2023
- Total value
- $2.14B
- +$218.4M (+11.3%) vs. Q4 2023
- New holders
- 32
- 49 more added
- Sold out
- 14
- 45 more reduced
Compare with Q4 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, Q1 2024
Shares, value and share of portfolio for each institution holding Mirion Technologies, Inc.; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Covestor Ltd | 14 | $0 | 0.00% | −1−6.7% | Reduced |
| CWM, LLC | 23 | $0 | 0.00% | +23 | New |
| SJS Investment Consulting Inc. | 20 | $228 | 0.00% | +3+17.6% | Added |
| FinTrust Capital Advisors, LLC | 25 | $285 | 0.00% | 00.0% | Unchanged |
| JFS Wealth Advisors, LLC | 47 | $535 | 0.00% | 00.0% | Unchanged |
| FNY Investment Advisers, LLC | 110 | $1.00K | 0.00% | −40−26.7% | Reduced |
| Allworth Financial LP | 111 | $1.26K | 0.00% | −4−3.5% | Reduced |
| Bell Investment Advisors, Inc | 136 | $1.55K | 0.00% | +74+119.4% | Added |
| Ronald Blue Trust, Inc. | 146 | $1.66K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 150 | $1.71K | 0.00% | 00.0% | Unchanged |
| Lindbrook Capital, LLC | 161 | $1.83K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 187 | $2.13K | 0.00% | +187 | New |
| Albion Financial Group | 300 | $3.41K | 0.00% | 00.0% | Unchanged |
| Catalyst Funds Management Pty Ltd | 300 | $3.41K | 0.00% | +300 | New |
| CIBC Private Wealth Group, LLC | 400 | $4.46K | 0.00% | +400 | New |
| Comerica Bank | 666 | $7.57K | 0.00% | +36+5.7% | Added |
| Quarry LP | 712 | $8.10K | 0.00% | +712 | New |
| Quadrant Capital Group LLC | 773 | $8.79K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 1,277 | $14.5K | 0.00% | +27+2.2% | Added |
| Parallel Advisors, LLC | 1,611 | $18.3K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 1,955 | $22.2K | 0.00% | −50,838−96.3% | Reduced |
| Exchange Traded Concepts, LLC | 2,083 | $23.7K | 0.00% | +2,083 | New |
| Nisa Investment Advisors, LLC | 2,286 | $26.0K | 0.00% | +166+7.8% | Added |
| FMR LLC | 4,571 | $52.0K | 0.00% | −9,611−67.8% | Reduced |
| GWM Advisors LLC | 6,744 | $76.7K | 0.00% | −9,602−58.7% | Reduced |
| Royal Bank of Canada | 6,796 | $77.0K | 0.00% | −57,035−89.4% | Reduced |
| Amalgamated Bank | 6,828 | $78.0K | 0.00% | −10,727−61.1% | Reduced |
| Central Pacific Bank - Trust Division | 7,600 | $84.8K | 0.01% | +7,600 | New |
| LPL Financial LLC | 10,478 | $119.1K | 0.00% | −4,000−27.6% | Reduced |
| Metropolitan Life Insurance Co | 10,690 | $121.5K | 0.01% | −945−8.1% | Reduced |
| Gotham Asset Management, LLC | 10,695 | $121.6K | 0.00% | +10,695 | New |
| Teza Capital Management LLC | 11,323 | $128.7K | 0.02% | +207+1.9% | Added |
| Xponance, Inc. | 12,129 | $137.9K | 0.00% | +59+0.5% | Added |
| Mackenzie Financial Corp | 12,617 | $143.5K | 0.00% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 12,892 | $147.0K | 0.01% | +12,892 | New |
| Truist Financial Corp | 13,335 | $151.6K | 0.00% | +1,000+8.1% | Added |
| State of Wisconsin Investment Board | 13,836 | $157.3K | 0.00% | −2,701−16.3% | Reduced |
| Prudential Financial Inc | 14,185 | $161.3K | 0.00% | −25−0.2% | Reduced |
| Sherbrooke Park Advisers LLC | 15,134 | $172.1K | 0.03% | +15,134 | New |
| Landscape Capital Management, L.L.C. | 15,330 | $174.3K | 0.02% | +4,773+45.2% | Added |
| Phoenix Holdings Ltd. | 16,547 | $188.2K | 0.00% | +4,754+40.3% | Added |
| Bayesian Capital Management, LP | 19,849 | $225.7K | 0.02% | +19,849 | New |
| Ameritas Investment Partners, Inc. | 20,751 | $235.9K | 0.01% | 00.0% | Unchanged |
| Walleye Trading LLC | 20,970 | $238.4K | 0.00% | +20,970 | New |
| HSBC Holdings PLC | 22,274 | $253.3K | 0.00% | +22,274 | New |
| Mariner, LLC | 22,284 | $253.4K | 0.00% | +6,029+37.1% | Added |
| Jane Street Group, LLC | 22,423 | $254.9K | 0.00% | −170,890−88.4% | Reduced |
| Kestra Advisory Services, LLC | 22,689 | $258.0K | 0.00% | +4,238+23.0% | Added |
| Lazard Asset Management LLC | 22,751 | $258.0K | 0.00% | +3,753+19.8% | Added |
| Principal Financial Group Inc | 23,036 | $261.9K | 0.00% | −2,221−8.8% | Reduced |
| Pictet Asset Management Holding SA | 24,618 | $279.9K | 0.00% | 00.0% | Unchanged |
| Nordwand Advisors, LLC | 25,000 | $284.3K | 0.11% | 00.0% | Unchanged |
| Squarepoint Ops LLC | 27,318 | $310.6K | 0.00% | +27,318 | New |
| Victory Capital Management Inc | 27,471 | $312.3K | 0.00% | −402−1.4% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 28,105 | $319.6K | 0.00% | −3,925−12.3% | Reduced |
| State of Wyoming | 29,064 | $330.5K | 0.06% | +29,064 | New |
| Wolverine Asset Management LLC | 30,000 | $341.1K | 0.01% | +30,000 | New |
| Fox Run Management, L.L.C. | 31,159 | $354.3K | 0.08% | +31,159 | New |
| ProShare Advisors LLC | 36,017 | $409.5K | 0.00% | +2,833+8.5% | Added |
| HRT Financial LP | 36,451 | $414.0K | 0.00% | −4,089−10.1% | Reduced |
| Teacher Retirement System of Texas | 37,046 | $421.0K | 0.00% | +37,046 | New |
| Mirae Asset Global Investments Co., Ltd. | 56,698 | $456.4K | 0.00% | −34,019−37.5% | Reduced |
| Maverick Capital LtdSuperinvestorMaverick Capital | 40,774 | $463.6K | 0.01% | +40,774 | New |
| Campbell & CO Investment Adviser LLC | 42,726 | $485.8K | 0.04% | +42,726 | New |
| Handelsbanken Fonder AB | 46,831 | $532.0K | 0.00% | 00.0% | Unchanged |
| Capstone Investment Advisors, LLC | 47,301 | $537.8K | 0.01% | +47,301 | New |
| Arizona State Retirement System | 47,923 | $544.9K | 0.00% | −817−1.7% | Reduced |
| Allspring Global Investments Holdings, LLC | 49,509 | $562.9K | 0.00% | +49,509 | New |
| Marshall Wace, LLP | 53,610 | $609.5K | 0.00% | +23,949+80.7% | Added |
| Quest Partners LLC | 59,333 | $674.6K | 0.12% | +59,333 | New |
| Citadel Advisors LLC | 60,340 | $686.1K | 0.00% | +10,004+19.9% | Added |
| Walleye Capital LLC | 63,400 | $720.9K | 0.01% | +63,400 | New |
| Voya Investment Management LLC | 66,449 | $755.5K | 0.00% | −14,863−18.3% | Reduced |
| SG Americas Securities, LLC | 70,476 | $801.0K | 0.00% | +886+1.3% | Added |
| Boston Partners | 72,135 | $820.2K | 0.00% | +39,582+121.6% | Added |
| Citigroup Inc | 74,254 | $844.3K | 0.00% | −369,126−83.3% | Reduced |
| New York State Common Retirement Fund | 74,450 | $846.5K | 0.00% | −9,865−11.7% | Reduced |
| Wells Fargo & Company | 79,683 | $906.0K | 0.00% | +7,709+10.7% | Added |
| Qube Research & Technologies Ltd | 80,973 | $920.7K | 0.00% | +80,973 | New |
| American International Group, Inc. | 98,796 | $1.12M | 0.00% | −848−0.9% | Reduced |
| Manufacturers Life Insurance Company, The | 105,065 | $1.19M | 0.00% | +9,459+9.9% | Added |
| Jackson Creek Investment Advisors LLC | 106,297 | $1.21M | 0.43% | +106,297 | New |
| MetLife Investment Management | 106,362 | $1.21M | 0.01% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 111,519 | $1.27M | 0.00% | +7,264+7.0% | Added |
| Legato Capital Management LLC | 120,080 | $1.37M | 0.16% | 00.0% | Unchanged |
| Ardsley Advisory Partners LP | 125,000 | $1.42M | 0.20% | −25,000−16.7% | Reduced |
| Russell Investments Group, Ltd. | 148,666 | $1.69M | 0.00% | −41,289−21.7% | Reduced |
| Aperture Investors, LLC | 153,105 | $1.74M | 0.22% | +153,105 | New |
| Deutsche Bank AG | 155,056 | $1.76M | 0.00% | +62,723+67.9% | Added |
| Credit Suisse AG | 166,542 | $1.89M | 0.00% | +17,841+12.0% | Added |
| Legal & General Group Plc | 167,363 | $1.90M | 0.00% | +1,232+0.7% | Added |
| Barclays PLC | 175,398 | $1.99M | 0.00% | −134,440−43.4% | Reduced |
| California State Teachers Retirement System | 176,996 | $2.01M | 0.00% | −11,218−6.0% | Reduced |
| Trexquant Investment LP | 186,427 | $2.12M | 0.04% | +151,213+429.4% | Added |
| Hollow Brook Wealth Management LLC | 198,985 | $2.26M | 0.84% | +12,982+7.0% | Added |
| M&T Bank Corp | 200,281 | $2.28M | 0.01% | −46,027−18.7% | Reduced |
| UBS Asset Management Americas Inc | 217,057 | $2.47M | 0.00% | +17,229+8.6% | Added |
| Alliancebernstein L.P. | 219,663 | $2.50M | 0.00% | −210.0% | Reduced |
| Invesco Ltd. | 254,534 | $2.89M | 0.00% | −27,146−9.6% | Reduced |
| Essex Investment Management Co LLC | 259,500 | $2.95M | 0.58% | +1,427+0.6% | Added |