CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

Pension

CIK

1081019

City

WEST SACRAMENTO

State / Country

Stock

NPKI — NPK International Inc.

Top Portfolio Positions

2,890 positions · $90,227,546,505 total · as of Mar 31, 2026

Ticker	Company	Shares	Value (USD)	% of Portfolio
NVDA	Nvidia Corp Technology	36,688,762	$6,398,520,092	7.09%
AAPL	Apple Inc. Technology	22,272,610	$5,652,565,691	6.26%
MSFT	Microsoft Corp Technology	10,715,663	$3,966,616,972	4.40%
AMZN	Amazon Com Inc Consumer Cyclical	14,562,158	$3,032,860,646	3.36%
GOOGL	Alphabet Inc. Communication Services	8,867,713	$2,549,999,550	2.83%
AVGO	Broadcom Inc. Technology	6,816,811	$2,109,871,172	2.34%
META	Meta Platforms, Inc. Communication Services	3,291,945	$1,883,420,492	2.09%
TSLA	Tesla, Inc. Consumer Cyclical	4,278,032	$1,590,358,396	1.76%
JPM	Jpmorgan Chase & Co Financial Services	4,132,836	$1,215,715,037	1.35%
LLY	ELI LILLY & Co Healthcare	1,214,622	$1,117,172,876	1.24%

25 quarters · across all stocks

25 quarters on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$1,162,344	80,217	-0.8%	Shares	Sole	2026-05-18
2025-12-31	$963,481	80,829	+6.6%	Shares	Sole	2026-02-17
2025-09-30	$857,852	75,849	-0.0%	Shares	Sole	2025-11-14
2025-06-30	$645,551	75,858	-1.5%	Shares	Sole	2025-08-14
2025-03-31	$447,614	77,042	0.0%	Shares	Sole	2025-05-15
2024-12-31	$590,912	77,042	+0.5%	Shares	Sole	2025-03-18
2024-09-30	$531,316	76,669	-3.1%	Shares	Sole	2025-04-04
2024-06-30	$657,462	79,117	-1.3%	Shares	Sole	2025-04-08
2024-03-31	$578,892	80,179	-6.7%	Shares	Sole	2024-05-16
2023-12-31	$570,900	85,979	+420.5%	Shares	Sole	2024-02-13
2023-09-30	$114,146	16,519	-34.6%	Shares	Sole	2023-11-14
2023-06-30	$132,151	25,268	-21.2%	Shares	Sole	2023-08-21
2023-03-31	$123,477	32,072	-6.9%	Shares	Sole	2023-05-09
2022-12-31	$142,913	34,437	+1.1%	Shares	Sole	2023-02-14
2022-09-30	$85,803	34,049	-6.1%	Shares	Sole	2022-11-21
2022-06-30	$111,987	36,242	-6.2%	Shares	Sole	2022-08-15
2022-03-31	$141,437	38,644	-23.0%	Shares	Sole	2022-05-16
2021-12-31	$147,543	50,185	+4.0%	Shares	Sole	2022-02-15
2021-09-30	$159,165	48,232	-60.7%	Shares	Sole	2021-11-15
2021-06-30	$424,770	122,766	-9.3%	Shares	Sole	2021-08-16
2021-03-31	$425,140	135,395	-1.5%	Shares	Sole	2021-05-18
2020-12-31	$263,955	137,477	0.0%	Shares	Sole	2021-02-16
2020-09-30	$144,350	137,477	0.0%	Shares	Sole	2020-11-17
2020-06-30	$306,573	137,477	0.0%	Shares	Sole	2020-08-17
2020-03-31	$123,729	137,477	—	Shares	Sole	2020-05-13
No 13F history on record for this holder in this stock.