OBERWEIS ASSET MANAGEMENT INC/

Position in MIR — Mirion Technologies, Inc.

CIK 937886 LISLE, IL

Position in MIR

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$13,835,923

-$398,753 QoQ

Shares Held

744,267

+22.5% QoQ

Ownership

0.297%

of shares outstanding

% of Portfolio

0.41%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Dec 2025

2 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Industrials · as of Mar 31, 2026

OBERWEIS ASSET MANAGEMENT INC/ holds $95,605,606 across 6 Specialty Industrial Machinery names. MIR ranks #3 (14.5% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	FLS	Flowserve Corp	434,681	$31,953,400
2	AMSC	American Superconductor Corp /De/	849,900	$28,769,115
3	MIR	Mirion Technologies, Inc. This page	744,267	$13,835,923
4	THR	Thermon Group Holdings, Inc.	154,700	$7,796,880
5	BW	Babcock & Wilcox Enterprises, Inc.	500,200	$7,347,938
6	GRC	Gorman Rupp Co	95,000	$5,902,350

2 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$13,835,923	744,267	+22.5%	Shares	Sole	2026-05-15
2025-12-31	$14,234,676	607,800	—	Shares	Sole	2026-02-17
No filing history on record for this holder in this stock.