Stephens Investment Management Group LLC
Position in MIR — Mirion Technologies, Inc.
CIK 1314440
LITTLE ROCK, AR
Position in MIR
as of Mar 31, 2026
· filed Apr 28, 2026
Position Value
$25,558,944
+$6,590,079 QoQ
Shares Held
1,374,876
+69.7% QoQ
Ownership
0.549%
of shares outstanding
% of Portfolio
0.36%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2025
2 quarters on record
Voting authority
Sole 0.ToString("F0")%
Shared 93.84337205682549.ToString("F0")%
None 6.156627943174512.ToString("F0")%
Common Shares in MIR Over Time
Shares Held
Position Value (USD)
Position in Specialty Industrial Machinery
Industrials · as of Mar 31, 2026Stephens Investment Management Group LLC holds $173,250,237 across 5 Specialty Industrial Machinery names. MIR ranks #3 (14.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ROK |
Rockwell Automation, Inc
|
165,027 | $59,224,889 | |
| 2 | GNRC |
Generac Holdings Inc.
|
289,382 | $56,524,986 | |
| 3 | MIR |
Mirion Technologies, Inc.
This page
|
1,374,876 | $25,558,944 | |
| 4 | KRNT |
Kornit Digital Ltd.
|
1,466,452 | $21,498,186 | |
| 5 | AMSC |
American Superconductor Corp /De/
|
308,515 | $10,443,232 |
All Filings in MIR
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2 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $25,558,944 | 1,374,876 | Shares | Defined | 2026-04-28 | |
| 2025-12-31 | $18,968,865 | 809,943 | Shares | Defined | 2026-02-05 | |
| No filing history on record for this holder in this stock. | ||||||