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Cooperman Leon G

SEC CIK
0000898382
Latest filing
Aug 14, 2026

MIR holding history

Mirion Technologies, Inc. in every 13F filed by Cooperman Leon G, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

MIR overviewAll 13F holders of MIRFull Q2 2026 holdings

Shares (Q2 2026)
8,383,441
Value
$150.3M
% of portfolio
4.2%
Quarters held
19
Since Q4 2021
Holdings of MIR by Cooperman Leon G, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20268,383,441$150.3M4.2%00.0%UnchangedHolders
Q1 20268,383,441$155.8M5.1%00.0%UnchangedHolders
Q4 20258,383,441$196.3M6.5%00.0%UnchangedHolders
Q3 20258,383,441$195.0M6.1%+1,258,441+17.7%AddedHolders
Q2 20257,125,000$153.4M5.4%+100,000+1.4%AddedHolders
Q1 20257,025,000$101.9M4.0%00.0%UnchangedHolders
Q4 20247,025,000$122.6M4.6%−1,000,000−12.5%ReducedHolders
Q3 20248,025,000$88.8M3.8%+25,000+0.3%AddedHolders
Q2 20248,000,000$85.9M3.6%+486,600+6.5%AddedHolders
Q1 20247,513,400$85.4M3.6%00.0%UnchangedHolders
Q4 20237,513,400$77.0M3.7%+113,400+1.5%AddedHolders
Q3 20237,400,000$55.3M2.9%00.0%UnchangedHolders
Q2 20237,400,000$62.5M3.4%+951,427+14.8%AddedHolders
Q1 20236,448,573$55.1M3.3%+82,500+1.3%AddedHolders
Q4 20226,366,073$42.1M2.6%+1,162,753+22.3%AddedHolders
Q3 20225,203,320$38.9M2.7%00.0%UnchangedHolders
Q2 20225,203,320$30.0M2.1%+1,766,965+51.4%AddedHolders
Q1 20223,436,355$27.7M1.5%+436,355+14.5%AddedHolders
Q4 20213,000,000$31.4M1.6%+3,000,000NewHolders