Chicago Partners Investment Group LLC

Position in AMKR — Amkor Technology, Inc.

CIK 1563525 CHICAGO, IL

Back to AMKR Full portfolio

Position in AMKR

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

Position Value

$815,477

+$503,014 QoQ

Shares Held

9,457

+36.3% QoQ

Ownership

0.004%

of shares outstanding

% of Portfolio

0.04%

of 13F equity value

Holder Rank

#315

of 642 holders

Holding Since

Dec 2025

3 quarters on record

Voting authority Sole 38% Shared 0% None 62%

Common Shares in AMKR Over Time

Shares Held

Position Value (USD)

Derivatives in AMKR

reported options exposure · as of Jun 30, 2026

CallValue

$8,623

CallShares

100

PutValue

PutShares

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Semiconductor Equipment & Materials

Technology · as of Jun 30, 2026

Chicago Partners Investment Group LLC holds $26,796,607 across 10 Semiconductor Equipment & Materials names. AMKR ranks #6 (3.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	LRCX	Lam Research Corp	18,599	$8,059,504
2	AMAT	Applied Materials Inc /De	9,219	$6,665,337
3	TER	Teradyne, Inc	8,056	$3,897,815
4	KLAC	Kla Corp	9,323	$2,812,842
5	ASML	Asml Holding NV	1,230	$2,447,011
6	AMKR	Amkor Technology, Inc. This page	9,457	$815,477
7	Q	Qnity Electronics, Inc.	4,401	$718,727
8	ACMR	ACM Research, Inc.	4,857	$616,304

All Filings in AMKR

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5 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$8,623	100	0.0%	Call	Sole	2026-07-30
2026-06-30	$815,477	9,457	+36.3%	Shares	Sole	2026-07-30
2026-03-31	$312,463	6,939	+40.6%	Shares	Sole	2026-05-04
2026-03-31	$4,503	100	—	Call	Sole	2026-05-04
2025-12-31	$194,912	4,937	—	Shares	Sole	2026-01-28
No filing history on record for this holder in this stock.