COOKSON PEIRCE & CO INC

Position in UCTT — Ultra Clean Holdings, Inc.

CIK 1141455 PITTSBURGH, PA

Position in UCTT

as of Jun 30, 2026 · filed Jul 23, 2026 Compact

Position Value

$2,318,085

New position

Shares Held

16,257

first reported quarter

Ownership

0.036%

of shares outstanding

% of Portfolio

0.08%

of 13F equity value

Holder Rank

#150

of 437 holders

Holding Since

Jun 2026

1 quarter on record

Voting authority Sole 0% Shared 0% None 100%

Technology · as of Jun 30, 2026

COOKSON PEIRCE & CO INC holds $50,437,853 across 5 Semiconductor Equipment & Materials names. UCTT ranks #4 (4.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	LRCX	Lam Research Corp	87,973	$38,121,340
2	KLAC	Kla Corp	15,892	$4,794,775
3	AMKR	Amkor Technology, Inc.	43,458	$3,747,383
4	UCTT	Ultra Clean Holdings, Inc. This page	16,257	$2,318,085
5	ASML	Asml Holding NV	732	$1,456,270

1 filing row on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$2,318,085	16,257	—	Shares	Sole	2026-07-23
No filing history on record for this holder in this stock.