EMERALD ADVISERS, LLC

Position in NPKI — NPK International Inc.

CIK 1015083 LEOLA, PA

Position in NPKI

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

Position Value

$25,035,928

New position

Shares Held

1,573,597

first reported quarter

Ownership

1.85%

of shares outstanding

% of Portfolio

0.59%

of 13F equity value

Holder Rank

#11

of 255 holders

Holding Since

Jun 2026

1 quarter on record

Voting authority Sole 74% Shared 0% None 26%

Industrials · as of Jun 30, 2026

EMERALD ADVISERS, LLC holds $52,876,066 across 4 Building Products & Equipment names. NPKI ranks #2 (47.3% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ARLO	Arlo Technologies, Inc.	2,021,645	$27,251,774
2	NPKI	NPK International Inc. This page	1,573,597	$25,035,928
3	SWIM	Latham Group, Inc.	83,582	$540,775
4	LPX	Louisiana-Pacific Corp	605	$47,589

1 filing row on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$25,035,928	1,573,597	—	Shares	Sole	2026-08-05
No filing history on record for this holder in this stock.