Leon Cooperman's MIR Position Overview
Leon Cooperman (via Cooperman Leon G) currently holds 8.4M shares of Mirion Technologies, Inc. (MIR) worth $195 M, representing 6.09% of the portfolio. First purchased in 2021-Q4, this medium-term investment has been held for 16 quarters.
Based on 13F filings, Leon Cooperman has maintained a strategic position in MIR, demonstrating sustained confidence in this investment. Largest addition occurred in Q2 2022, adding 1.8M shares. Largest reduction occurred in Q4 2024, reducing 1.0M shares.
Analysis based on 13F filings available since 2013 Q2
Leon Cooperman's Mirion Technologies (MIR) Holding Value Over Time
Track share changes against reported price movement
Quarterly Mirion Technologies (MIR) Trades by Leon Cooperman
| Period | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2021 | +3 M | New Buy | 3 M | $10.47 |
| Q1 2022 | +436,355 | Add 14.55% | 3.44 M | $8.07 |
| Q2 2022 | +1.77 M | Add 51.42% | 5.2 M | $5.76 |
| Q4 2022 | +1.16 M | Add 22.35% | 6.37 M | $6.61 |
| Q1 2023 | +82,500 | Add 1.30% | 6.45 M | $8.54 |
| Q2 2023 | +951,427 | Add 14.75% | 7.4 M | $8.45 |
| Q4 2023 | +113,400 | Add 1.53% | 7.51 M | $10.25 |
| Q2 2024 | +486,600 | Add 6.48% | 8 M | $10.74 |
| Q3 2024 | +25,000 | Add 0.31% | 8.02 M | $11.07 |
| Q4 2024 | -1 M | Reduce 12.46% | 7.02 M | $17.45 |
| Q2 2025 | +100,000 | Add 1.42% | 7.12 M | $21.53 |
| Q3 2025 | +1.26 M | Add 17.66% | 8.38 M | $23.26 |
Leon Cooperman's Mirion Technologies Investment FAQs
Leon Cooperman first purchased Mirion Technologies, Inc. (MIR) in Q4 2021, acquiring 3,000,000 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Leon Cooperman has held Mirion Technologies, Inc. (MIR) for 16 quarters since Q4 2021. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Leon Cooperman's largest addition to Mirion Technologies, Inc. (MIR) was in Q4 2021, adding 3,000,000 shares worth $31.41 M. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
According to the latest 13F filing for Q3 2025, Leon Cooperman's firm, Cooperman Leon G, owns 8,383,441 shares of Mirion Technologies, Inc. (MIR), valued at approximately $195 M. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
As of the Q3 2025 filing, Mirion Technologies, Inc. (MIR) represents approximately 6.09% of Leon Cooperman's publicly disclosed stock portfolio, making it one of their key holdings. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Leon Cooperman's peak holding in Mirion Technologies, Inc. (MIR) was 8,383,441 shares, as reported at the end of Q3 2025. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.