COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS

Position in AMKR — Amkor Technology, Inc.

CIK 1083190 HARRISBURG, PA

Back to AMKR Full portfolio

Position in AMKR

as of Jun 30, 2026 · filed Jul 17, 2026 Compact

Position Value

$2,353,820

+$1,070,285 QoQ

Shares Held

27,297

-4.2% QoQ

Ownership

0.011%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

#216

of 642 holders

Holding Since

Mar 2021

22 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Common Shares in AMKR Over Time

Shares Held

Position Value (USD)

Position in Semiconductor Equipment & Materials

Technology · as of Jun 30, 2026

COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS holds $406,650,882 across 20 Semiconductor Equipment & Materials names. AMKR ranks #11 (0.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	AMAT	Applied Materials Inc /De	175,287	$126,732,501
2	LRCX	Lam Research Corp	276,217	$119,693,112
3	KLAC	Kla Corp	288,522	$87,049,972
4	TER	Teradyne, Inc	34,576	$16,729,251
5	CAMT	Camtek Ltd	69,629	$11,357,882
6	NVMI	Nova Ltd.	19,962	$10,838,168
7	Q	Qnity Electronics, Inc.	46,237	$7,550,964
8	ENTG	Entegris Inc	36,509	$6,566,508

All Filings in AMKR

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22 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$2,353,820	27,297	-4.2%	Shares	Sole	2026-07-17
2026-03-31	$1,283,535	28,504	+0.2%	Shares	Sole	2026-05-01
2025-12-31	$1,123,403	28,455	-2.5%	Shares	Sole	2026-02-10
2025-09-30	$828,626	29,177	-0.1%	Shares	Sole	2025-11-12
2025-06-30	$612,887	29,199	+7.7%	Shares	Sole	2025-08-08
2025-03-31	$489,769	27,119	+8.2%	Shares	Sole	2025-05-13
2024-12-31	$643,688	25,056	+0.3%	Shares	Sole	2025-02-11
2024-09-30	$764,510	24,984	+9.0%	Shares	Sole	2024-11-07
2024-06-30	$917,098	22,916	+0.4%	Shares	Sole	2024-08-12
2024-03-31	$736,135	22,833	+0.3%	Shares	Sole	2024-05-08
2023-12-31	$757,757	22,776	+9.0%	Shares	Sole	2024-02-09
2023-09-30	$472,340	20,900	-57.1%	Shares	Sole	2023-11-09
2023-06-30	$1,448,319	48,683	+7.6%	Shares	Sole	2023-08-09
2023-03-31	$1,177,092	45,238	+0.1%	Shares	Sole	2023-05-09
2022-12-31	$1,083,512	45,184	+13.5%	Shares	Sole	2023-02-13
2022-09-30	$678,590	39,800	+0.2%	Shares	Sole	2022-11-14
2022-06-30	$673,440	39,731	+8.1%	Shares	Sole	2022-08-15
2022-03-31	$798,057	36,743	+10.5%	Shares	Sole	2022-05-12
2021-12-31	$823,994	33,239	+0.4%	Shares	Sole	2022-02-11
2021-09-30	$825,770	33,097	-7.5%	Shares	Sole	2021-11-10
2021-06-30	$847,220	35,793	+0.2%	Shares	Sole	2021-08-12
2021-03-31	$846,921	35,720	—	Shares	Sole	2021-05-12
No filing history on record for this holder in this stock.