COOKSON PEIRCE & CO INC

Position in AMKR — Amkor Technology, Inc.

CIK 1141455 PITTSBURGH, PA

Position in AMKR

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

Position Value

$3,747,383

+$1,989,863 QoQ

Shares Held

43,458

+11.3% QoQ

Ownership

0.018%

of shares outstanding

% of Portfolio

0.13%

of 13F equity value

Holder Rank

#171

of 642 holders

Holding Since

Dec 2025

3 quarters 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. AMKR ranks #3 (7.4% 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. This page	43,458	$3,747,383
4	UCTT	Ultra Clean Holdings, Inc.	16,257	$2,318,085
5	ASML	Asml Holding NV	732	$1,456,270

3 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$3,747,383	43,458	+11.3%	Shares	Sole	2026-07-23
2026-03-31	$1,757,520	39,030	+4.4%	Shares	Sole	2026-04-30
2025-12-31	$1,476,157	37,390	—	Shares	Sole	2026-02-11
No filing history on record for this holder in this stock.