CHARLES SCHWAB INVESTMENT MANAGEMENT INC

CIK

884546

City

SAN FRANCISCO

State / Country

Stock

OSUR — Orasure Technologies Inc

Top Portfolio Positions

3,278 positions · $569,970,550,912 total · as of Mar 31, 2026

Ticker	Company	Shares	Value (USD)	% of Portfolio
NVDA	Nvidia Corp Technology	160,788,892	$28,041,582,764	4.92%
AAPL	Apple Inc. Technology	102,344,793	$25,974,085,015	4.56%
MSFT	Microsoft Corp Technology	52,519,324	$19,441,078,164	3.41%
AMZN	Amazon Com Inc Consumer Cyclical	66,597,967	$13,870,358,587	2.43%
GOOGL	Alphabet Inc. Communication Services	40,918,971	$11,766,659,300	2.06%
AVGO	Broadcom Inc. Technology	33,710,329	$10,433,683,927	1.83%
META	Meta Platforms, Inc. Communication Services	15,403,780	$8,812,964,650	1.55%
CVX	Chevron Corp Energy	36,118,480	$7,472,913,511	1.31%
TSLA	Tesla, Inc. Consumer Cyclical	19,943,635	$7,414,046,311	1.30%
MRK	Merck & Co., Inc. Healthcare	49,765,225	$5,986,258,914	1.05%

52 quarters · across all stocks

Compact Export CSV

25 quarters on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$1,757,511	585,837	-5.8%	Shares	Sole	2026-05-15
2025-12-31	$1,505,440	622,083	+0.1%	Shares	Sole	2026-02-13
2025-09-30	$1,994,222	621,253	+3.6%	Shares	Sole	2025-11-10
2025-06-30	$1,799,394	599,798	-3.2%	Shares	Sole	2025-08-12
2025-03-31	$2,088,843	619,835	+7.1%	Shares	Sole	2025-09-15
2024-12-31	$2,089,352	578,768	-16.7%	Shares	Sole	2025-02-06
2024-09-30	$2,966,087	694,634	-6.5%	Shares	Sole	2024-11-12
2024-06-30	$3,163,642	742,639	-4.3%	Shares	Sole	2024-08-12
2024-03-31	$4,770,112	775,628	+0.1%	Shares	Sole	2024-05-09
2023-12-31	$6,353,556	774,824	+6.5%	Shares	Sole	2024-02-06
2023-09-30	$4,314,768	727,617	+28.7%	Shares	Sole	2023-11-08
2023-06-30	$2,831,426	565,155	-10.3%	Shares	Sole	2023-08-10
2023-03-31	$3,812,026	630,087	+15.1%	Shares	Sole	2023-05-12
2022-12-31	$2,637,658	547,232	+1.0%	Shares	Sole	2023-02-13
2022-09-30	$2,053,251	541,755	+4.9%	Shares	Sole	2022-11-14
2022-06-30	$1,399,853	516,551	-2.0%	Shares	Sole	2022-08-15
2022-03-31	$3,572,483	526,915	+1.3%	Shares	Sole	2022-05-13
2021-12-31	$4,522,310	520,404	+2.8%	Shares	Sole	2022-02-11
2021-09-30	$5,726,863	506,354	+2.9%	Shares	Sole	2021-11-16
2021-06-30	$4,989,143	492,026	+1.8%	Shares	Sole	2021-08-16
2021-03-31	$5,638,768	483,185	+2.8%	Shares	Sole	2021-05-17
2020-12-31	$4,975,436	469,824	+0.6%	Shares	Sole	2021-02-16
2020-09-30	$5,681,856	466,874	+2.3%	Shares	Sole	2020-11-13
2020-06-30	$5,310,141	456,590	+16.5%	Shares	Sole	2020-08-20
2020-03-31	$4,218,511	392,055	—	Shares	Sole	2020-05-15
No 13F history on record for this holder in this stock.