EMERALD ADVISERS, LLC

Position in EROC — ERock, Inc.

CIK 1015083 LEOLA, PA

Position in EROC

as of Jun 30, 2026 · filed Aug 5, 2026 Compact

Position Value

$4,070,643

New position

Shares Held

280,734

first reported quarter

Ownership

0.128%

of shares outstanding

% of Portfolio

0.10%

of 13F equity value

Holder Rank

#31

of 89 holders

Holding Since

Jun 2026

1 quarter on record

Voting authority Sole 76% Shared 0% None 24%

Industrials · as of Jun 30, 2026

EMERALD ADVISERS, LLC holds $64,092,034 across 4 Specialty Industrial Machinery names. EROC ranks #3 (6.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	AMSC	American Superconductor Corp /De/	843,956	$35,032,613
2	MIR	Mirion Technologies, Inc.	1,364,780	$24,470,505
3	EROC	ERock, Inc. This page	280,734	$4,070,643
4	GNRC	Generac Holdings Inc.	1,770	$518,273

1 filing row on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$4,070,643	280,734	—	Shares	Sole	2026-08-05
No filing history on record for this holder in this stock.