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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
Covestor Ltd13$00.00%−1−7.1%Reduced
SJS Investment Consulting Inc.20$2150.00%00.0%Unchanged
Smartleaf Asset Management LLC24$2570.00%+24New
FinTrust Capital Advisors, LLC25$2690.00%00.0%Unchanged
JFS Wealth Advisors, LLC47$5050.00%00.0%Unchanged
Nelson, Van Denburg & Campbell Wealth Management Group, LLC80$8590.00%+80New
Allworth Financial LP84$8880.00%−27−24.3%Reduced
FNY Investment Advisers, LLC110$1.00K0.00%00.0%Unchanged
CWM, LLC116$1.00K0.00%+93+404.3%Added
Bell Investment Advisors, Inc103$1.11K0.00%−33−24.3%Reduced
GAMMA Investing LLC126$1.35K0.00%+126New
Ronald Blue Trust, Inc.146$1.66K0.00%00.0%Unchanged
Mather Group, LLC.150$1.71K0.00%+150New
US Bancorp187$2.01K0.00%00.0%Unchanged
Lindbrook Capital, LLC202$2.17K0.00%+41+25.5%Added
Albion Financial Group300$3.22K0.00%00.0%Unchanged
SRS Capital Advisors, Inc.401$4.31K0.00%+401New
CIBC Private Wealth Group, LLC400$4.35K0.00%00.0%Unchanged
Zazove Associates LLC461$4.95K0.00%+461New
Quarry LP603$6.48K0.00%−109−15.3%Reduced
SYSTM Wealth Solutions LLC697$7.49K0.00%+697New
Quadrant Capital Group LLC773$8.30K0.00%00.0%Unchanged
Quest Partners LLC862$9.26K0.00%−58,471−98.5%Reduced
Comerica Bank959$10.3K0.00%+293+44.0%Added
Advisor Group Holdings, Inc.1,310$14.1K0.00%+33+2.6%Added
Parallel Advisors, LLC1,531$16.4K0.00%−80−5.0%Reduced
Optiver Holding B.V.2,315$24.9K0.00%+2,315New
Nisa Investment Advisors, LLC2,450$26.3K0.00%+164+7.2%Added
Innealta Capital, LLC3,590$38.6K0.01%+3,590New
State of Wyoming3,930$42.2K0.01%−25,134−86.5%Reduced
GWM Advisors LLC4,682$50.3K0.00%−2,062−30.6%Reduced
FMR LLC5,010$53.8K0.00%+439+9.6%Added
KBC Group NV5,748$62.0K0.00%+5,748New
Amalgamated Bank7,038$76.0K0.00%+210+3.1%Added
Central Pacific Bank - Trust Division7,600$81.6K0.01%00.0%Unchanged
LPL Financial LLC10,473$112.5K0.00%−50.0%Reduced
Creative Planning11,844$127.2K0.00%+11,844New
Exchange Traded Concepts, LLC11,917$128.0K0.00%+9,834+472.1%Added
Mackenzie Financial Corp12,617$135.5K0.00%00.0%Unchanged
Xponance, Inc.12,663$136.0K0.00%+534+4.4%Added
Truist Financial Corp13,829$148.5K0.00%+494+3.7%Added
State of Wisconsin Investment Board14,265$153.2K0.00%+429+3.1%Added
Prudential Financial Inc14,785$158.8K0.00%+600+4.2%Added
Phoenix Holdings Ltd.16,547$177.7K0.00%00.0%Unchanged
Omers Administration Corp17,100$183.7K0.00%+17,100New
Envestnet Asset Management Inc17,272$185.5K0.00%+17,272New
Algert Global LLC17,609$189.1K0.01%+17,609New
Ameritas Investment Partners, Inc.19,580$210.3K0.01%−1,171−5.6%Reduced
Gotham Asset Management, LLC20,113$216.0K0.00%+9,418+88.1%Added
Royal Bank of Canada20,491$220.0K0.00%+13,695+201.5%Added
Principal Financial Group Inc20,559$220.8K0.00%−2,477−10.8%Reduced
SG Americas Securities, LLC20,953$225.0K0.00%−49,523−70.3%Reduced
PEAK6 Investments LLC21,210$227.8K0.01%+21,210New
HSBC Holdings PLC22,649$242.6K0.00%+375+1.7%Added
Pathstone Holdings, LLC22,801$244.9K0.00%+22,801New
Kestra Advisory Services, LLC22,855$245.5K0.00%+166+0.7%Added
Diametric Capital, LP23,327$250.5K0.14%+23,327New
Capstone Investment Advisors, LLC24,579$264.0K0.01%−22,722−48.0%Reduced
Pictet Asset Management Holding SA24,618$264.4K0.00%00.0%Unchanged
Nordwand Advisors, LLC25,000$268.5K0.12%00.0%Unchanged
Cowen and Company, LLC25,000$268.5K0.01%+25,000New
Mariner, LLC26,506$284.7K0.00%+4,222+18.9%Added
ProShare Advisors LLC26,851$288.4K0.00%−9,166−25.4%Reduced
Victory Capital Management Inc27,123$291.3K0.00%−348−1.3%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)28,105$301.8K0.00%00.0%Unchanged
Walleye Capital LLC30,271$325.1K0.00%−33,129−52.3%Reduced
Susquehanna International Group, LLP33,210$356.7K0.00%+33,210New
The PNC Financial Services Group, Inc.33,550$360.3K0.00%+33,400+22,266.7%Added
Tower Research Capital LLC (TRC)33,633$361.2K0.01%+31,678+1,620.4%Added
Campbell & CO Investment Adviser LLC34,170$367.0K0.03%−8,556−20.0%Reduced
Allspring Global Investments Holdings, LLC43,669$469.0K0.00%−5,840−11.8%Reduced
Handelsbanken Fonder AB46,831$503.0K0.00%00.0%Unchanged
Teacher Retirement System of Texas46,977$505.0K0.00%+9,931+26.8%Added
Arizona State Retirement System48,968$525.9K0.00%+1,045+2.2%Added
Oppenheimer & Co Inc55,665$597.8K0.01%+55,665New
State Board of Administration of Florida Retirement System57,210$614.4K0.00%+57,210New
Tudor Investment Corp Et Al65,499$703.5K0.01%+65,499New
Voya Investment Management LLC67,057$720.2K0.00%+608+0.9%Added
Jennison Associates LLC71,801$771.1K0.00%+71,801New
Barclays PLC72,392$777.5K0.00%−103,006−58.7%Reduced
Ardsley Advisory Partners LP100,000$1.07M0.19%−25,000−20.0%Reduced
Mirae Asset Global ETFs Holdings Ltd.102,501$1.10M0.00%+102,501New
Citigroup Inc106,563$1.14M0.00%+32,309+43.5%Added
Corebridge Financial, Inc.107,518$1.15M0.01%+107,518New
Manufacturers Life Insurance Company, The110,022$1.18M0.00%+4,957+4.7%Added
MetLife Investment Management117,259$1.26M0.01%+10,897+10.2%Added
Price T Rowe Associates Inc117,874$1.27M0.00%+6,355+5.7%Added
Boston Partners127,149$1.37M0.00%+55,014+76.3%Added
Deutsche Bank AG139,840$1.50M0.00%−15,216−9.8%Reduced
Squarepoint Ops LLC152,070$1.63M0.01%+124,752+456.7%Added
New York State Common Retirement Fund152,115$1.63M0.00%+77,665+104.3%Added
Maverick Capital LtdSuperinvestorMaverick Capital159,811$1.72M0.03%+119,037+291.9%Added
Qube Research & Technologies Ltd160,104$1.72M0.00%+79,131+97.7%Added
Alberta Investment Management Corp168,150$1.81M0.02%+168,150New
Legal & General Group Plc168,184$1.81M0.00%+821+0.5%Added
California State Teachers Retirement System172,437$1.85M0.00%−4,559−2.6%Reduced
Renaissance Technologies LLC174,000$1.87M0.00%−128,500−42.5%Reduced
State of New Jersey Common Pension Fund D175,955$1.89M0.01%+175,955New
Legato Capital Management LLC181,968$1.95M0.26%+61,888+51.5%Added
Wells Fargo & Company183,786$1.97M0.00%+104,103+130.6%Added