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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.

Q1 2022 vs. Q4 2021

How the institutions holding Mirion Technologies, Inc. changed between Q4 2021 and Q1 2022.

All holders in Q1 2022All holders in Q4 2021

13F holders of MIR: Q4 2021 compared with Q1 2022
MeasureQ4 2021Q1 2022Change
Holders93108+15
Shares144.9M148.8M+3.86M (+2.7%)
Value$1.52B$1.20B−$316.9M (−20.9%)

New holders (34)

Institutions that held Mirion Technologies, Inc. at the end of Q1 2022 but not at the end of Q4 2021.

Institutions new to MIR in Q1 2022
InstitutionSharesValue% of portfolio
P2 Capital Partners, LLC2,786,377$22.5M2.13%
Schwartz Investment Counsel Inc825,000$6.66M0.28%
Crestline Management, LP700,000$5.65M0.71%
Lord, Abbett & Co. LLC548,482$4.43M0.01%
Pentwater Capital Management LP520,000$4.20M0.08%
ExodusPoint Capital Management, LP386,558$3.12M0.05%
Jane Street Group, LLC261,945$2.11M0.00%
Landscape Capital Management, L.L.C.225,586$1.82M0.23%
HRT Financial LP150,173$1.21M0.01%
Schonfeld Strategic Advisors LLC136,507$1.10M0.01%
Royce & Associates LP125,000$1.01M0.01%
Occudo Quantitative Strategies LP111,940$903.0K0.08%
Squarepoint Ops LLC83,454$673.0K0.01%
Cannon Global Investment Management, LLC64,000$516.0K0.37%
Invesco Ltd.57,082$461.0K0.00%
Gyon Technologies Capital Management, LP47,932$387.0K0.27%
Simplex Trading, LLC37,056$299.0K0.01%
Weiss Asset Management LP34,300$277.0K0.01%
Jump Financial, LLC29,349$237.0K0.01%
Old Mission Capital LLC26,993$218.0K0.01%
Boothbay Fund Management, LLC25,574$206.0K0.01%
Diametric Capital, LP19,170$154.0K0.08%
Kestra Advisory Services, LLC18,951$153.0K0.00%
Truist Financial Corp12,890$104.0K0.00%
Graham Capital Management, L.P.12,403$100.0K0.00%
Ergoteles LLC12,000$97.0K0.00%
Punch & Associates Investment Management, Inc.11,700$94.0K0.01%
Fifth Lane Capital, LP11,410$92.0K0.06%
Prelude Capital Management, LLC10,506$85.0K0.00%
Sciencast Management LP10,300$78.0K0.02%
Royal Bank of Canada7,806$63.0K0.00%
Quantbot Technologies LP2,128$17.0K0.00%
Dark Forest Capital Management LP383$3.00K0.00%
Cutler Group LP251$2.00K0.00%

Sold out (19)

Institutions that held Mirion Technologies, Inc. at the end of Q4 2021 and filed for Q1 2022 without it.