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, Q3 2023
Institutional positions in Mirion Technologies, Inc. as of Sep 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
- 127
- +4 vs. Q2 2023
- Shares held
- 187.9M
- +6.55M (+3.6%) vs. Q2 2023
- Total value
- $1.40B
- −$128.8M (−8.4%) vs. Q2 2023
- New holders
- 16
- 63 more added
- Sold out
- 12
- 28 more reduced
1 institution that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2023
Shares, value and share of portfolio for each institution holding Mirion Technologies, Inc.; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Mackenzie Financial Corp | 12,617 | $93.1K | 0.00% | 00.0% | Unchanged |
| Truist Financial Corp | 12,335 | $92.1K | 0.00% | 00.0% | Unchanged |
| Mariner, LLC | 12,060 | $90.1K | 0.00% | −2,127−15.0% | Reduced |
| Xponance, Inc. | 11,798 | $88.1K | 0.00% | 00.0% | Unchanged |
| Phoenix Holdings Ltd. | 11,793 | $88.1K | 0.00% | 00.0% | Unchanged |
| Metropolitan Life Insurance Co | 11,635 | $86.9K | 0.00% | +613+5.6% | Added |
| Schonfeld Strategic Advisors LLC | 11,000 | $82.2K | 0.00% | −391,697−97.3% | Reduced |
| Cipher Capital LP | 10,130 | $75.7K | 0.05% | +10,130 | New |
| Tower Research Capital LLC (TRC) | 9,424 | $70.4K | 0.00% | −6,247−39.9% | Reduced |
| Simplex Trading, LLC | 8,053 | $60.0K | 0.00% | +8,053 | New |
| Allspring Global Investments Holdings, LLC | 5,958 | $44.5K | 0.00% | −894−13.0% | Reduced |
| Nisa Investment Advisors, LLC | 3,550 | $26.5K | 0.00% | +29+0.8% | Added |
| Advisor Group Holdings, Inc. | 1,250 | $9.34K | 0.00% | +361+40.6% | Added |
| Comerica Bank | 305 | $2.28K | 0.00% | +305 | New |
| Albion Financial Group | 300 | $2.24K | 0.00% | 00.0% | Unchanged |
| Quadrant Capital Group LLC | 284 | $2.12K | 0.00% | +284 | New |
| The PNC Financial Services Group, Inc. | 150 | $1.12K | 0.00% | 00.0% | Unchanged |
| Cutler Group LP | 229 | $1.00K | 0.00% | −242−51.4% | 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 | 94 | $702 | 0.00% | −37−28.2% | Reduced |
| Bell Investment Advisors, Inc | 62 | $464 | 0.00% | +62 | New |
| JFS Wealth Advisors, LLC | 43 | $322 | 0.00% | +43 | New |
| AdvisorNet Financial, Inc | 17 | $127 | 0.00% | +17 | New |
| SJS Investment Consulting Inc. | 15 | $113 | 0.00% | +15 | New |
| Covestor Ltd | 16 | $0 | 0.00% | −2−11.1% | Reduced |
| Steward Financial Group LLC | 53 | $0 | 0.00% | +53 | New |
| ING Groep NV | 0 | $0 | 0.00% | −500,000−100.0% | Sold out |
| Renaissance Technologies LLC | 0 | $0 | 0.00% | −258,496−100.0% | Sold out |
| Scopus Asset Management, L.P. | 0 | $0 | 0.00% | −250,000−100.0% | Sold out |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −210,188−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −146,450−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −20,730−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −15,785−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −14,118−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | −12,700−100.0% | Sold out |
| Blue Bell Private Wealth Management, LLC | 0 | $0 | 0.00% | −700−100.0% | Sold out |
| Byrne Asset Management LLC | 0 | $0 | 0.00% | −225−100.0% | Sold out |
| CWM, LLC | 0 | $0 | 0.00% | −31−100.0% | Sold out |
| Pictet Asset Management SA | – | – | – | – | Not filed |