CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

Pension

CIK

1081019

City

WEST SACRAMENTO

State / Country

Stock

ATEN — A10 Networks, 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	$2,114,347	91,451	+36.6%	Shares	Sole	2026-05-18
2025-12-31	$1,184,557	66,962	-16.4%	Shares	Sole	2026-02-17
2025-09-30	$1,453,796	80,099	+0.0%	Shares	Sole	2025-11-14
2025-06-30	$1,549,838	80,095	-0.7%	Shares	Sole	2025-08-14
2025-03-31	$1,318,360	80,683	+17.3%	Shares	Sole	2025-05-15
2024-12-31	$1,266,030	68,806	-1.9%	Shares	Sole	2025-03-18
2024-09-30	$1,012,836	70,141	+1.4%	Shares	Sole	2025-04-04
2024-06-30	$957,699	69,148	-1.9%	Shares	Sole	2025-04-08
2024-03-31	$964,652	70,464	-5.2%	Shares	Sole	2024-05-16
2023-12-31	$978,847	74,324	-4.4%	Shares	Sole	2024-02-13
2023-09-30	$1,168,342	77,734	-9.0%	Shares	Sole	2023-11-14
2023-06-30	$1,246,686	85,448	+8.7%	Shares	Sole	2023-08-21
2023-03-31	$1,217,235	78,582	-4.0%	Shares	Sole	2023-05-09
2022-12-31	$1,360,783	81,827	+0.4%	Shares	Sole	2023-02-14
2022-09-30	$1,081,412	81,493	-3.0%	Shares	Sole	2022-11-21
2022-06-30	$1,208,581	84,046	+11.7%	Shares	Sole	2022-08-15
2022-03-31	$1,049,346	75,222	-7.5%	Shares	Sole	2022-05-16
2021-12-31	$1,347,821	81,292	+1.3%	Shares	Sole	2022-02-15
2021-09-30	$1,081,743	80,248	-3.2%	Shares	Sole	2021-11-15
2021-06-30	$933,071	82,866	-8.3%	Shares	Sole	2021-08-16
2021-03-31	$868,292	90,353	-0.3%	Shares	Sole	2021-05-18
2020-12-31	$893,562	90,625	-2.6%	Shares	Sole	2021-02-16
2020-09-30	$592,575	93,026	0.0%	Shares	Sole	2020-11-17
2020-06-30	$633,507	93,026	+22.3%	Shares	Sole	2020-08-17
2020-03-31	$472,220	76,042	—	Shares	Sole	2020-05-13
No 13F history on record for this holder in this stock.