CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

Pension

Position in KLAC — Kla Corp

CIK 1081019 WEST SACRAMENTO, CA

Back to KLAC Full portfolio

Position in KLAC

as of Mar 31, 2026 · filed May 18, 2026 Compact

Position Value

$295,745,327

+$45,297,898 QoQ

Shares Held

2,008,580

-2.6% QoQ

Ownership

0.154%

of shares outstanding

% of Portfolio

0.32%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Common Shares in KLAC Over Time

Shares Held

Position Value (USD)

Position in Semiconductor Equipment & Materials

Technology · as of Mar 31, 2026

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM holds $1,316,885,972 across 21 Semiconductor Equipment & Materials names. KLAC ranks #3 (22.5% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	AMAT	Applied Materials Inc /De	1,224,298	$418,452,813
2	LRCX	Lam Research Corp	1,922,942	$410,855,787
3	KLAC	Kla Corp This page	2,008,580	$295,745,327
4	TER	Teradyne, Inc	248,462	$73,659,044
5	Q	Qnity Electronics, Inc.	264,442	$30,511,317
6	ENTG	Entegris Inc	236,045	$27,673,915
7	ONTO	Onto Innovation Inc.	56,775	$11,642,849
8	FORM	Formfactor Inc	89,629	$8,693,116

All Filings in KLAC

Export CSV

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$295,745,327	200,858	-2.6%	Shares	Sole	2026-05-18
2025-12-31	$250,447,429	206,116	-2.0%	Shares	Sole	2026-02-17
2025-09-30	$226,935,282	210,398	+0.7%	Shares	Sole	2025-11-14
2025-06-30	$187,135,313	208,917	-0.1%	Shares	Sole	2025-08-14
2025-03-31	$142,148,219	209,103	-0.9%	Shares	Sole	2025-05-15
2024-12-31	$132,912,471	210,932	-3.7%	Shares	Sole	2025-03-18
2024-09-30	$169,560,167	218,954	-0.7%	Shares	Sole	2025-04-04
2024-06-30	$181,863,819	220,572	-1.1%	Shares	Sole	2025-04-08
2024-03-31	$155,843,981	223,090	+0.6%	Shares	Sole	2024-05-16
2023-12-31	$128,892,811	221,732	+1.4%	Shares	Sole	2024-02-13
2023-09-30	$100,308,942	218,700	-4.3%	Shares	Sole	2023-11-14
2023-06-30	$110,844,530	228,536	-4.0%	Shares	Sole	2023-08-21
2023-03-31	$95,059,541	238,143	-1.6%	Shares	Sole	2023-05-09
2022-12-31	$91,215,998	241,933	-2.5%	Shares	Sole	2023-02-14
2022-09-30	$75,067,068	248,049	-3.0%	Shares	Sole	2022-11-21
2022-06-30	$81,575,992	255,660	-0.8%	Shares	Sole	2022-08-15
2022-03-31	$94,323,412	257,672	-6.1%	Shares	Sole	2022-05-16
2021-12-31	$117,967,990	274,274	+2.5%	Shares	Sole	2022-02-15
2021-09-30	$89,475,403	267,482	-2.8%	Shares	Sole	2021-11-15
2021-06-30	$89,229,400	275,221	-5.6%	Shares	Sole	2021-08-16
2021-03-31	$96,322,503	291,533	+0.4%	Shares	Sole	2021-05-18
2020-12-31	$75,213,613	290,501	+1.6%	Shares	Sole	2021-02-16
2020-09-30	$55,369,729	285,794	+2.2%	Shares	Sole	2020-11-17
2020-06-30	$54,394,111	279,690	+0.4%	Shares	Sole	2020-08-17
2020-03-31	$40,051,138	278,636	—	Shares	Sole	2020-05-13
No filing history on record for this holder in this stock.