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Select Equity Group, L.P.

Position in MIR — Mirion Technologies, Inc.

CIK 1592643 NEW YORK, NY

Position in MIR

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$28,258,092
+$8,636,942 QoQ
Shares Held
1,576,023
+49.3% QoQ
Ownership
0.633%
of shares outstanding
% of Portfolio
0.15%
of 13F equity value
Holder Rank
#34
of 344 holders
Holding Since
Mar 2023
14 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in MIR Over Time

Shares Held

Position Value (USD)

Position in Specialty Industrial Machinery

Industrials · as of Jun 30, 2026

Select Equity Group, L.P. holds $1,061,657,283 across 8 Specialty Industrial Machinery names. MIR ranks #7 (2.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
7 MIR
Mirion Technologies, Inc.
This page
1,576,023 $28,258,092

All Filings in MIR

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14 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $28,258,092 1,576,023
2026-03-31 $19,621,150 1,055,468
2025-12-31 $18,010,752 769,033
2025-09-30 $26,545,800 1,141,264
2025-06-30 $43,653,345 2,027,559
2025-03-31 $33,237,422 2,292,236
2024-12-31 $40,369,161 2,313,419
2024-09-30 $47,796,983 4,317,704
2024-06-30 $62,118,957 5,783,888
2024-03-31 $67,771,260 5,960,533
2023-12-31 $22,757,747 2,220,268
2023-09-30 $2,466,302 330,161
2023-06-30 $2,393,868 283,298
2023-03-31 $1,361,839 159,466