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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.

Q3 2024 vs. Q2 2024

How the institutions holding Mirion Technologies, Inc. changed between Q2 2024 and Q3 2024.

All holders in Q3 2024All holders in Q2 2024

13F holders of MIR: Q2 2024 compared with Q3 2024
MeasureQ2 2024Of which not filed for Q3 2024Q3 2024Change
Holders1551176+22
Shares197.3M15.8M205.1M+23.7M (+13.0%)
Value$2.12B$169.7M$2.27B+$324.1M (+16.6%)

1 institution that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so the changes leave them out.

New holders (36)

Institutions that held Mirion Technologies, Inc. at the end of Q3 2024 but not at the end of Q2 2024.

Institutions new to MIR in Q3 2024
InstitutionSharesValue% of portfolio
BlackRock, Inc.15,972,920$176.8M0.00%
Moore Capital Management, LP598,170$6.62M0.19%
Freshford Capital Management, LLC475,801$5.27M1.65%
Shellback Capital, LP408,810$4.53M0.37%
Telemark Asset Management, LLC400,000$4.43M0.45%
Roubaix Capital, LLC385,130$4.26M2.35%
Sandler Capital Management345,000$3.82M0.74%
Portolan Capital Management, LLC236,975$2.62M0.19%
Yaupon Capital Management LP214,042$2.37M0.16%
Verition Fund Management LLC188,210$2.08M0.01%
Concentric Capital Strategies, LP111,517$1.23M0.08%
Cinctive Capital Management LP85,313$944.4K0.05%
MYDA Advisors LLC80,000$885.6K0.25%
Marshall Wace, LLP61,796$684.1K0.00%
Intech Investment Management LLC52,641$582.7K0.01%
XTX Topco Ltd27,399$303.3K0.02%
Connor, Clark & Lunn Investment Management Ltd.25,396$281.1K0.00%
Citadel Advisors LLC23,262$257.5K0.00%
Sanctuary Advisors, LLC15,330$257.2K0.00%
Simon Quick Advisors, LLC16,076$178.0K0.01%
AJOVista, LLC15,623$172.9K0.74%
Levin Capital Strategies, L.P.15,000$166.1K0.02%
Arrowstreet Capital, Limited Partnership14,027$155.3K0.00%
Landscape Capital Management, L.L.C.13,251$146.7K0.01%
Axq Capital, LP12,878$142.6K0.04%
Paloma Partners Management Co11,040$122.2K0.01%
Integrated Advisors Network LLC10,844$120.0K0.01%
SkyView Investment Advisors, LLC10,000$111.0K0.02%
Clearstead Advisors, LLC732$8.10K0.00%
Sterling Capital Management LLC626$6.93K0.00%
Avion Wealth620$6.00K0.00%
Capital Performance Advisors LLP77$8520.00%
Anfield Capital Management, LLC45$4980.00%
Claris Advisors, LLC12$1330.00%
Farther Finance Advisors, LLC7$770.00%
Hemington Wealth Management52$00.00%

Sold out (14)

Institutions that held Mirion Technologies, Inc. at the end of Q2 2024 and filed for Q3 2024 without it.

Institutions that sold out of MIR in Q3 2024
InstitutionShares, Q2 2024Value, Q2 2024
Bornite Capital Management LP1,027,600$11.0M
Walleye Capital LLC30,271$325.1K
Cowen and Company, LLC25,000$268.5K
Capstone Investment Advisors, LLC24,579$264.0K
Diametric Capital, LP23,327$250.5K
Algert Global LLC17,609$189.1K
Omers Administration Corp17,100$183.7K
Phoenix Holdings Ltd.16,547$177.7K
LPL Financial LLC10,473$112.5K
Innealta Capital, LLC3,590$38.6K
SYSTM Wealth Solutions LLC697$7.49K
Quarry LP603$6.48K
Albion Financial Group300$3.22K
Mather Group, LLC.150$1.71K

Not filed for Q3 2024 yet (1)

Institutions that held Mirion Technologies, Inc. at the end of Q2 2024 and haven't filed a 13F for Q3 2024. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding MIR in Q2 2024 that haven't filed for Q3 2024
InstitutionShares, Q2 2024Value, Q2 2024
BlackRock Inc.15,802,384$169.7M