Chuck Royce’s MIR Holdings & Trades

First Buy
Q1 2022
Duration Held
15 Quarters
Largest Add
Q1 2025
+215,643 Shares
Current Position
152,083 Shares
$3.54 M Value

Chuck Royce's MIR Position Overview

Chuck Royce (via Royce & Associates Lp) currently holds 152,083 shares of Mirion Technologies, Inc. (MIR) worth $3.54 M, representing 0.04% of the portfolio. First purchased in 2022-Q1, this medium-term investment has been held for 15 quarters.

Based on 13F filings, Chuck Royce has maintained a strategic position in MIR, demonstrating sustained confidence in this investment. Largest addition occurred in Q1 2025, adding 215,643 shares. Largest reduction occurred in Q3 2025, reducing 638,011 shares.

Analysis based on 13F filings available since 2013 Q2

Chuck Royce's Mirion Technologies (MIR) Holding Value Over Time

Track share changes against reported price movement

Quarterly Mirion Technologies (MIR) Trades by Chuck Royce

Period Bought/Sold (Sh.) % Change Qtr. End Shares Reported Price
Q1 2022 +125,000 New Buy 125,000 $8.07
Q1 2023 +100,000 Add 80.00% 225,000 $8.54
Q1 2024 +205,000 Add 91.11% 430,000 $11.37
Q2 2024 +50,000 Add 11.63% 480,000 $10.74
Q3 2024 +4,000 Add 0.83% 484,000 $11.07
Q4 2024 -31,000 Reduce 6.40% 453,000 $17.45
Q1 2025 +215,643 Add 47.60% 668,643 $14.50
Q2 2025 +121,451 Add 18.16% 790,094 $21.53
Q3 2025 -638,011 Reduce 80.75% 152,083 $23.26

Chuck Royce's Mirion Technologies Investment FAQs

Chuck Royce first purchased Mirion Technologies, Inc. (MIR) in Q1 2022, acquiring 125,000 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.

Chuck Royce has held Mirion Technologies, Inc. (MIR) for 15 quarters since Q1 2022. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.

Chuck Royce's largest addition to Mirion Technologies, Inc. (MIR) was in Q1 2025, adding 668,643 shares worth $9.7 M. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.

According to the latest 13F filing for Q3 2025, Chuck Royce's firm, Royce & Associates Lp, owns 152,083 shares of Mirion Technologies, Inc. (MIR), valued at approximately $3.54 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 0.04% of Chuck Royce'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.

Chuck Royce's peak holding in Mirion Technologies, Inc. (MIR) was 790,094 shares, as reported at the end of Q2 2025. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.