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 2026
Institutional positions in Mirion Technologies, Inc. as of Jun 30, 2026. 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
- 351
- −6 vs. Q1 2026
- Shares held
- 262.0M
- +12.6M (+5.0%) vs. Q1 2026
- Total value
- $4.70B
- +$56.2M (+1.2%) vs. Q1 2026
- New holders
- 59
- 138 more added
- Sold out
- 65
- 117 more reduced
5 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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 2026
Shares, value and share of portfolio for each institution holding Mirion Technologies, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Atria Investments LLC | 30,922 | $554.4K | 0.01% | +18,937+158.0% | Added |
| Mutual of America Capital Management LLC | 28,021 | $502.4K | 0.00% | +22+0.1% | Added |
| Public Employees Retirement Association of Colorado | 27,553 | $494.0K | 0.00% | 00.0% | Unchanged |
| Vident Advisory, LLC | 27,480 | $492.7K | 0.00% | +12,614+84.9% | Added |
| Shelton Capital Management | 26,806 | $480.6K | 0.01% | +8,642+47.6% | Added |
| Susquehanna International Group, LLP | 26,559 | $476.2K | 0.00% | −134,791−83.5% | Reduced |
| Simon Quick Advisors, LLC | 26,436 | $474.0K | 0.02% | +2,557+10.7% | Added |
| Truist Financial Corp | 26,294 | $471.5K | 0.00% | −4,806−15.5% | Reduced |
| Empowered Funds, LLC | 26,225 | $470.2K | 0.00% | −725−2.7% | Reduced |
| Amundi | 25,885 | $464.1K | 0.00% | −10,806−29.5% | Reduced |
| M&T Bank Corp | 25,105 | $450.5K | 0.00% | +25,105 | New |
| Alliance Wealth Advisors, LLC | 24,813 | $444.9K | 0.08% | +2,608+11.7% | Added |
| Advisory Services Network, LLC | 24,483 | $439.0K | 0.01% | +23,259+1,900.2% | Added |
| Xponance, Inc. | 23,749 | $425.8K | 0.00% | +1,335+6.0% | Added |
| MML Investors Services, LLC | 22,014 | $394.7K | 0.00% | +6,461+41.5% | Added |
| Ameritas Investment Partners, Inc. | 21,988 | $394.2K | 0.01% | +2,148+10.8% | Added |
| Wealth Enhancement Advisory Services, LLC | 21,856 | $371.6K | 0.00% | +3,412+18.5% | Added |
| Zions Bancorporation, National Association | 20,517 | $367.9K | 0.02% | −6,706−24.6% | Reduced |
| Norden Group LLC | 19,926 | $357.3K | 0.03% | +19,926 | New |
| Two Sigma Investments, LP | 19,771 | $354.5K | 0.00% | +19,771 | New |
| Allstate Corp | 18,896 | $338.8K | 0.00% | +18,896 | New |
| Bank of Montreal | 18,724 | $335.7K | 0.00% | +1,369+7.9% | Added |
| Mount Yale Investment Advisors, LLC | 18,718 | $335.6K | 0.01% | +2,828+17.8% | Added |
| Sanctuary Advisors, LLC | 17,409 | $312.1K | 0.00% | −12,210−41.2% | Reduced |
| Groupama Asset Managment | 17,222 | $308.8K | 0.00% | +17,222 | New |
| Cetera Investment Advisers | 17,057 | $305.8K | 0.00% | −7,921−31.7% | Reduced |
| Tower Research Capital LLC (TRC) | 16,797 | $301.2K | 0.01% | +637+3.9% | Added |
| Swiss Life Asset Management Ltd | 16,512 | $296.1K | 0.00% | +1,055+6.8% | Added |
| Compagnie Lombard Odier SCmA | 16,044 | $287.7K | 0.00% | +16,044 | New |
| Arete Wealth Advisors, LLC | 15,990 | $286.7K | 0.02% | +15,990 | New |
| Brinker Capital Investments, LLC | 15,892 | $284.9K | 0.00% | +5,741+56.6% | Added |
| Global Retirement Partners, LLC | 15,562 | $279.0K | 0.00% | +15,562 | New |
| Virginia Retirement Systems Et Al | 15,400 | $276.1K | 0.00% | +15,400 | New |
| Daymark Wealth Partners, LLC | 15,250 | $273.4K | 0.01% | −2,390−13.5% | Reduced |
| New Age Alpha Advisors, LLC | 15,059 | $270.0K | 0.01% | −665−4.2% | Reduced |
| One Wealth Capital Management, LLC | 15,017 | $269.3K | 0.08% | +15,017 | New |
| STRS Ohio | 15,000 | $268.9K | 0.00% | 00.0% | Unchanged |
| Ulland Investment Advisors, LLC | 14,810 | $266.0K | 0.20% | +14,810 | New |
| Profund Advisors LLC | 13,696 | $245.6K | 0.01% | +3,376+32.7% | Added |
| Delta Global Management LP | 13,676 | $245.2K | 0.03% | +13,676 | New |
| Two Sigma Securities, LLC | 13,505 | $242.1K | 0.02% | +13,505 | New |
| CIBC Bancorp USA Inc. | 13,442 | $241.0K | 0.00% | +907+7.2% | Added |
| Stratos Wealth Partners, LTD. | 13,394 | $240.2K | 0.00% | +2,271+20.4% | Added |
| Quantinno Capital Management LP | 13,163 | $236.0K | 0.00% | −28,542−68.4% | Reduced |
| Keybank National Association | 13,135 | $235.5K | 0.00% | +97+0.7% | Added |
| VisionPoint Advisory Group, LLC | 12,618 | $226.2K | 0.04% | +12,618 | New |
| Glenmede Trust Co NA | 12,592 | $225.8K | 0.00% | −2,693−17.6% | Reduced |
| Lighthouse Investment Partners, LLC | 12,076 | $216.5K | 0.01% | +12,076 | New |
| First National Advisers, LLC | 11,992 | $215.0K | 0.03% | −92,687−88.5% | Reduced |
| CI Private Wealth, LLC | 11,931 | $213.9K | 0.00% | −15,550−56.6% | Reduced |
| DnB Asset Management AS | 10,877 | $195.0K | 0.00% | −4,177−27.7% | Reduced |
| SBI Okasan Asset Management Co.Ltd. | 11,000 | $192.1K | 0.01% | 00.0% | Unchanged |
| Walleye Trading LLC | 10,692 | $191.7K | 0.00% | +10,692 | New |
| Jump Financial, LLC | 10,592 | $189.9K | 0.00% | +10,592 | New |
| The PNC Financial Services Group, Inc. | 10,590 | $189.9K | 0.00% | −10,895−50.7% | Reduced |
| Blueshift Asset Management, LLC | 10,522 | $188.7K | 0.04% | −8,664−45.2% | Reduced |
| Argent Trust Co | 10,390 | $186.3K | 0.01% | +10,390 | New |
| JustInvest LLC | 10,169 | $182.3K | 0.00% | −4,579−31.0% | Reduced |
| Lynx Capital Group Ltd | 10,000 | $179.3K | 0.07% | +10,000 | New |
| SRS Capital Advisors, Inc. | 9,248 | $165.8K | 0.00% | +9,248 | New |
| Corient IA LLC | 8,890 | $159.4K | 0.15% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 8,000 | $143.4K | 0.00% | +2,300+40.4% | Added |
| Nykredit A/S | 7,660 | $137.3K | 0.00% | +7,660 | New |
| Hantz Financial Services, Inc. | 7,451 | $134.0K | 0.00% | +6,600+775.6% | Added |
| Pinnacle Wealth Planning Services, Inc. | 5,429 | $97.3K | 0.01% | −214−3.8% | Reduced |
| Smartleaf Asset Management LLC | 5,099 | $89.0K | 0.00% | 00.0% | Unchanged |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 3,860 | $69.2K | 0.00% | −774−16.7% | Reduced |
| Nisa Investment Advisors, LLC | 3,702 | $66.4K | 0.00% | −326−8.1% | Reduced |
| Northwestern Mutual Wealth Management Co | 3,063 | $54.9K | 0.00% | −1,211−28.3% | Reduced |
| Elequin Capital LP | 3,001 | $53.8K | 0.00% | +2,795+1,356.8% | Added |
| Central Pacific Bank - Trust Division | 2,500 | $44.8K | 0.00% | 00.0% | Unchanged |
| Optiver Holding B.V. | 2,283 | $40.9K | 0.00% | +2,283 | New |
| Covestor Ltd | 2,257 | $40.0K | 0.02% | +1,986+732.8% | Added |
| Salomon & Ludwin, LLC | 2,130 | $38.1K | 0.00% | +1,446+211.4% | Added |
| Caitong International Asset Management Co., Ltd | 2,038 | $36.5K | 0.01% | +1,880+1,189.9% | Added |
| Larson Financial Group LLC | 2,004 | $35.9K | 0.00% | +1,890+1,657.9% | Added |
| State of Wyoming | 1,965 | $35.2K | 0.00% | −4,410−69.2% | Reduced |
| Parallel Advisors, LLC | 1,940 | $34.8K | 0.00% | −1,821−48.4% | Reduced |
| Umb Bank N A | 1,849 | $33.2K | 0.00% | +683+58.6% | Added |
| SBI Securities Co., Ltd. | 1,819 | $32.6K | 0.00% | +1,697+1,391.0% | Added |
| Versant Capital Management, Inc | 1,754 | $31.4K | 0.00% | +369+26.6% | Added |
| Wolff Wiese Magana LLC | 1,695 | $30.4K | 0.01% | −1,220−41.9% | Reduced |
| Kemnay Advisory Services Inc. | 1,636 | $29.3K | 0.00% | +115+7.6% | Added |
| GAMMA Investing LLC | 1,562 | $28.0K | 0.00% | +76+5.1% | Added |
| Farther Finance Advisors, LLC | 1,199 | $21.5K | 0.00% | −1,980−62.3% | Reduced |
| Huntington National Bank | 1,033 | $18.5K | 0.00% | +318+44.5% | Added |
| TD Waterhouse Canada Inc. | 1,000 | $17.9K | 0.00% | 00.0% | Unchanged |
| Public Employees Retirement System of Ohio | 947 | $17.0K | 0.00% | +125+15.2% | Added |
| Los Angeles Capital Management LLC | 888 | $15.9K | 0.00% | −4,067−82.1% | Reduced |
| GWM Advisors LLC | 884 | $15.8K | 0.00% | +100+12.8% | Added |
| Bare Financial Services, Inc | 875 | $15.7K | 0.00% | +421+92.7% | Added |
| Steward Partners Investment Advisory, LLC | 797 | $14.3K | 0.00% | −778−49.4% | Reduced |
| Millstone Evans Group, LLC | 774 | $13.9K | 0.01% | 00.0% | Unchanged |
| True Wealth Design, LLC | 642 | $11.5K | 0.00% | 00.0% | Unchanged |
| Cedar Mountain Advisors, LLC | 641 | $11.5K | 0.00% | 00.0% | Unchanged |
| Avion Wealth | 620 | $11.0K | 0.00% | 00.0% | Unchanged |
| Silver Grove Financial Group, Inc. | 611 | $11.0K | 0.01% | +611 | New |
| Crewe Advisors LLC | 484 | $8.68K | 0.00% | +484 | New |
| Rothschild Investment LLC | 480 | $8.61K | 0.00% | +170+54.8% | Added |
| Whittier Trust Co of Nevada Inc | 500 | $8.03K | 0.00% | 00.0% | Unchanged |