CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

Pension

CIK

1081019

City

WEST SACRAMENTO

State / Country

Stock

PUMP — ProPetro Holding Corp.

Top Portfolio Positions

2,890 positions · $90,327,389,326 total · as of Mar 31, 2026

Ticker	Company	Shares	Value (USD)	% of Portfolio
NVDA	Nvidia Corp Technology	36,688,762	$6,398,520,092	7.08%
AAPL	Apple Inc. Technology	22,272,610	$5,652,565,691	6.26%
MSFT	Microsoft Corp Technology	10,715,663	$3,966,616,972	4.39%
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	2.82%
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	$2,000,367	138,818	+80.9%	Shares	Sole	2026-05-18
2025-12-31	$729,683	76,728	-0.1%	Shares	Sole	2026-02-17
2025-09-30	$402,426	76,799	+0.0%	Shares	Sole	2025-11-14
2025-06-30	$458,466	76,795	-1.7%	Shares	Sole	2025-08-14
2025-03-31	$574,284	78,134	0.0%	Shares	Sole	2025-05-15
2024-12-31	$728,990	78,134	-3.8%	Shares	Sole	2025-03-18
2024-09-30	$622,037	81,206	-8.9%	Shares	Sole	2025-04-04
2024-06-30	$772,982	89,156	+6.3%	Shares	Sole	2025-04-08
2024-03-31	$677,443	83,842	-8.2%	Shares	Sole	2024-05-16
2023-12-31	$765,429	91,340	-7.0%	Shares	Sole	2024-02-13
2023-09-30	$1,043,483	98,164	-9.8%	Shares	Sole	2023-11-14
2023-06-30	$896,734	108,827	+0.8%	Shares	Sole	2023-08-21
2023-03-31	$776,189	107,954	+4.9%	Shares	Sole	2023-05-09
2022-12-31	$1,067,124	102,905	+1.1%	Shares	Sole	2023-02-14
2022-09-30	$819,296	101,776	-1.7%	Shares	Sole	2022-11-21
2022-06-30	$1,035,080	103,508	+1.2%	Shares	Sole	2022-08-15
2022-03-31	$1,424,788	102,282	-9.4%	Shares	Sole	2022-05-16
2021-12-31	$914,652	112,920	+2.6%	Shares	Sole	2022-02-15
2021-09-30	$951,742	110,028	-6.4%	Shares	Sole	2021-11-15
2021-06-30	$1,076,739	117,548	-2.6%	Shares	Sole	2021-08-16
2021-03-31	$1,286,864	120,719	0.0%	Shares	Sole	2021-05-18
2020-12-31	$892,113	120,719	0.0%	Shares	Sole	2021-02-16
2020-09-30	$490,119	120,719	0.0%	Shares	Sole	2020-11-17
2020-06-30	$620,495	120,719	0.0%	Shares	Sole	2020-08-17
2020-03-31	$301,797	120,719	—	Shares	Sole	2020-05-13
No 13F history on record for this holder in this stock.