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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 2024

Institutional positions in Mirion Technologies, Inc. as of Jun 30, 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
155
+13 vs. Q1 2024
Shares held
197.3M
+8.85M (+4.7%) vs. Q1 2024
Total value
$2.12B
−$23.6M (−1.1%) vs. Q1 2024
New holders
35
58 more added
Sold out
22
44 more reduced

1 institution that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2024: 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.

Institutional holdersQ2 2024: 155 institutions
Q1 2021: 0 institutionsQ2 2021: 1 institutionQ3 2021: 4 institutionsQ4 2021: 93 institutionsQ1 2022: 108 institutionsQ2 2022: 115 institutionsQ3 2022: 121 institutionsQ4 2022: 119 institutionsQ1 2023: 117 institutionsQ2 2023: 124 institutionsQ3 2023: 127 institutionsQ4 2023: 125 institutionsQ1 2024: 143 institutionsQ2 2024: 155 institutionsQ3 2024: 176 institutionsQ4 2024: 224 institutionsQ1 2025: 230 institutionsQ2 2025: 302 institutionsQ3 2025: 343 institutionsQ4 2025: 365 institutionsQ1 2026: 362 institutionsQ2 2026: 351 institutions
Value heldQ2 2024: $2.12B
Q1 2021: $0Q2 2021: $20.8KQ3 2021: $16.4MQ4 2021: $1.52BQ1 2022: $1.20BQ2 2022: $921.8MQ3 2022: $1.27BQ4 2022: $1.01BQ1 2023: $1.45BQ2 2023: $1.53BQ3 2023: $1.40BQ4 2023: $1.93BQ1 2024: $2.14BQ2 2024: $2.12BQ3 2024: $2.27BQ4 2024: $3.38BQ1 2025: $2.69BQ2 2025: $4.46BQ3 2025: $5.93BQ4 2025: $5.91BQ1 2026: $4.71BQ2 2026: $4.70B
Institutions holding MIR and their total value by quarter
QuarterHoldersValue
Q2 2026351$4.70B
Q1 2026362$4.71B
Q4 2025365$5.91B
Q3 2025343$5.93B
Q2 2025302$4.46B
Q1 2025230$2.69B
Q4 2024224$3.38B
Q3 2024176$2.27B
Q2 2024155$2.12B
Q1 2024143$2.14B
Q4 2023125$1.93B
Q3 2023127$1.40B
Q2 2023124$1.53B
Q1 2023117$1.45B
Q4 2022119$1.01B
Q3 2022121$1.27B
Q2 2022115$921.8M
Q1 2022108$1.20B
Q4 202193$1.52B
Q3 20214$16.4M
Q2 20211$20.8K
Q1 20210$0

Institutions, Q2 2024

Shares, value and share of portfolio for each institution holding Mirion Technologies, Inc.; share changes are against Q1 2024.

Institutions holding MIR in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Pathstone Holdings, LLC22,801$244.9K0.00%+22,801New
HSBC Holdings PLC22,649$242.6K0.00%+375+1.7%Added
PEAK6 Investments LLC21,210$227.8K0.01%+21,210New
SG Americas Securities, LLC20,953$225.0K0.00%−49,523−70.3%Reduced
Principal Financial Group Inc20,559$220.8K0.00%−2,477−10.8%Reduced
Royal Bank of Canada20,491$220.0K0.00%+13,695+201.5%Added
Gotham Asset Management, LLC20,113$216.0K0.00%+9,418+88.1%Added
Ameritas Investment Partners, Inc.19,580$210.3K0.01%−1,171−5.6%Reduced
Algert Global LLC17,609$189.1K0.01%+17,609New
Envestnet Asset Management Inc17,272$185.5K0.00%+17,272New
Omers Administration Corp17,100$183.7K0.00%+17,100New
Phoenix Holdings Ltd.16,547$177.7K0.00%00.0%Unchanged
Prudential Financial Inc14,785$158.8K0.00%+600+4.2%Added
State of Wisconsin Investment Board14,265$153.2K0.00%+429+3.1%Added
Truist Financial Corp13,829$148.5K0.00%+494+3.7%Added
Xponance, Inc.12,663$136.0K0.00%+534+4.4%Added
Mackenzie Financial Corp12,617$135.5K0.00%00.0%Unchanged
Exchange Traded Concepts, LLC11,917$128.0K0.00%+9,834+472.1%Added
Creative Planning11,844$127.2K0.00%+11,844New
LPL Financial LLC10,473$112.5K0.00%−50.0%Reduced
Central Pacific Bank - Trust Division7,600$81.6K0.01%00.0%Unchanged
Amalgamated Bank7,038$76.0K0.00%+210+3.1%Added
KBC Group NV5,748$62.0K0.00%+5,748New
FMR LLC5,010$53.8K0.00%+439+9.6%Added
GWM Advisors LLC4,682$50.3K0.00%−2,062−30.6%Reduced
State of Wyoming3,930$42.2K0.01%−25,134−86.5%Reduced
Innealta Capital, LLC3,590$38.6K0.01%+3,590New
Nisa Investment Advisors, LLC2,450$26.3K0.00%+164+7.2%Added
Optiver Holding B.V.2,315$24.9K0.00%+2,315New
Parallel Advisors, LLC1,531$16.4K0.00%−80−5.0%Reduced
Advisor Group Holdings, Inc.1,310$14.1K0.00%+33+2.6%Added
Comerica Bank959$10.3K0.00%+293+44.0%Added
Quest Partners LLC862$9.26K0.00%−58,471−98.5%Reduced
Quadrant Capital Group LLC773$8.30K0.00%00.0%Unchanged
SYSTM Wealth Solutions LLC697$7.49K0.00%+697New
Quarry LP603$6.48K0.00%−109−15.3%Reduced
Zazove Associates LLC461$4.95K0.00%+461New
CIBC Private Wealth Group, LLC400$4.35K0.00%00.0%Unchanged
SRS Capital Advisors, Inc.401$4.31K0.00%+401New
Albion Financial Group300$3.22K0.00%00.0%Unchanged
Lindbrook Capital, LLC202$2.17K0.00%+41+25.5%Added
US Bancorp187$2.01K0.00%00.0%Unchanged
Mather Group, LLC.150$1.71K0.00%+150New
Ronald Blue Trust, Inc.146$1.66K0.00%00.0%Unchanged
GAMMA Investing LLC126$1.35K0.00%+126New
Bell Investment Advisors, Inc103$1.11K0.00%−33−24.3%Reduced
FNY Investment Advisers, LLC110$1.00K0.00%00.0%Unchanged
CWM, LLC116$1.00K0.00%+93+404.3%Added
Allworth Financial LP84$8880.00%−27−24.3%Reduced
Nelson, Van Denburg & Campbell Wealth Management Group, LLC80$8590.00%+80New
JFS Wealth Advisors, LLC47$5050.00%00.0%Unchanged
FinTrust Capital Advisors, LLC25$2690.00%00.0%Unchanged
Smartleaf Asset Management LLC24$2570.00%+24New
SJS Investment Consulting Inc.20$2150.00%00.0%Unchanged
Covestor Ltd13$00.00%−1−7.1%Reduced
CIBC World Markets Inc.0$00.00%−805,000−100.0%Sold out
Arrowstreet Capital, Limited Partnership0$00.00%−736,950−100.0%Sold out
Carlson Capital L P0$00.00%−618,478−100.0%Sold out
CIBC World Markets Corp0$00.00%−575,000−100.0%Sold out
Verition Fund Management LLC0$00.00%−548,054−100.0%Sold out
Trexquant Investment LP0$00.00%−186,427−100.0%Sold out
Jackson Creek Investment Advisors LLC0$00.00%−106,297−100.0%Sold out
American International Group, Inc.0$00.00%−98,796−100.0%Sold out
Citadel Advisors LLC0$00.00%−60,340−100.0%Sold out
Marshall Wace, LLP0$00.00%−53,610−100.0%Sold out
Mirae Asset Global Investments Co., Ltd.0$00.00%−56,698−100.0%Sold out
HRT Financial LP0$00.00%−36,451−100.0%Sold out
Fox Run Management, L.L.C.0$00.00%−31,159−100.0%Sold out
Wolverine Asset Management LLC0$00.00%−30,000−100.0%Sold out
Walleye Trading LLC0$00.00%−20,970−100.0%Sold out
Bayesian Capital Management, LP0$00.00%−19,849−100.0%Sold out
Landscape Capital Management, L.L.C.0$00.00%−15,330−100.0%Sold out
Sherbrooke Park Advisers LLC0$00.00%−15,134−100.0%Sold out
Gsa Capital Partners LLP0$00.00%−12,892−100.0%Sold out
Teza Capital Management LLC0$00.00%−11,323−100.0%Sold out
Metropolitan Life Insurance Co0$00.00%−10,690−100.0%Sold out
Catalyst Funds Management Pty Ltd0$00.00%−300−100.0%Sold out
Credit Suisse AG––––Not filed