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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 2021 vs. Q2 2021

How the institutions holding Mirion Technologies, Inc. changed between Q2 2021 and Q3 2021.

All holders in Q3 2021All holders in Q2 2021

13F holders of MIR: Q2 2021 compared with Q3 2021
MeasureQ2 2021Q3 2021Change
Holders14+3
Shares2.00K1.61M+1.60M (+80,246.8%)
Value$20.8K$16.4M+$16.4M (+78,854.0%)

New holders (3)

Institutions that held Mirion Technologies, Inc. at the end of Q3 2021 but not at the end of Q2 2021.

Institutions new to MIR in Q3 2021
InstitutionSharesValue% of portfolio
Marshall Wace North America L.P.1,400,208$14.3M0.06%
Marshall Wace, LLP153,727$1.57M0.01%
Tudor Investment Corp Et Al51,000$521.0K0.01%

Sold out (0)

Institutions that held Mirion Technologies, Inc. at the end of Q2 2021 and filed for Q3 2021 without it.

None.