DIMENSIONAL FUND ADVISORS LP

CIK

354204

City

AUSTIN

State / Country

Stock

ONTO — Onto Innovation Inc.

Top Portfolio Positions

3,159 positions · $475,312,347,506 total · as of Mar 31, 2026

Ticker	Company	Shares	Value (USD)	% of Portfolio
NVDA	Nvidia Corp Technology	94,521,253	$16,484,506,522	3.47%
AAPL	Apple Inc. Technology	58,554,032	$14,860,427,780	3.13%
MSFT	Microsoft Corp Technology	29,323,744	$10,854,770,313	2.28%
AMZN	Amazon Com Inc Consumer Cyclical	39,029,984	$8,128,774,765	1.71%
META	Meta Platforms, Inc. Communication Services	10,429,812	$5,967,208,338	1.26%
JPM	Jpmorgan Chase & Co Financial Services	18,968,884	$5,579,886,915	1.17%
GOOGL	Alphabet Inc. Communication Services	18,281,276	$5,256,963,724	1.11%
XOM	Exxon Mobil Corp Energy	28,364,314	$4,812,289,511	1.01%
AVGO	Broadcom Inc. Technology	12,722,632	$3,937,781,828	0.83%
JNJ	Johnson & Johnson Healthcare	15,832,514	$3,870,099,719	0.81%

Portfolio Trend

25 quarters · across all stocks

Holdings in ONTO

Compact Export CSV

Shares Held

Position Value (USD)

25 quarters on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$138,935,333	677,502	+4.3%	Shares	Sole	2026-05-07
2025-12-31	$102,508,756	649,365	-7.0%	Shares	Sole	2026-02-12
2025-09-30	$90,274,382	698,610	-10.1%	Shares	Sole	2025-11-12
2025-06-30	$78,432,700	777,100	+12.3%	Shares	Sole	2025-08-12
2025-03-31	$83,934,758	691,732	+23.2%	Shares	Sole	2025-05-13
2024-12-31	$93,592,870	561,546	-13.4%	Shares	Sole	2025-02-13
2024-09-30	$134,517,765	648,091	-23.4%	Shares	Sole	2024-11-07
2024-06-30	$185,814,285	846,303	-20.1%	Shares	Sole	2024-08-09
2024-03-31	$191,879,065	1,059,637	-20.3%	Shares	Sole	2024-05-10
2023-12-31	$203,328,404	1,329,813	-7.8%	Shares	Defined	2024-02-07
2023-09-30	$183,872,487	1,441,911	+0.2%	Shares	Sole	2023-11-09
2023-06-30	$167,642,373	1,439,361	-8.1%	Shares	Sole	2023-08-09
2023-03-31	$137,609,532	1,565,880	-6.3%	Shares	Sole	2023-05-12
2022-12-31	$113,829,727	1,671,754	-0.3%	Shares	Sole	2023-02-09
2022-09-30	$107,373,226	1,676,397	-2.1%	Shares	Sole	2022-11-10
2022-06-30	$119,480,658	1,713,230	-5.9%	Shares	Sole	2022-08-12
2022-03-31	$158,200,014	1,820,693	-2.8%	Shares	Defined	2022-05-13
2021-12-31	$189,658,049	1,873,536	-1.2%	Shares	Defined	2022-02-09
2021-09-30	$136,953,126	1,895,545	-0.1%	Shares	Defined	2021-11-12
2021-06-30	$138,598,147	1,897,565	-0.4%	Shares	Defined	2021-08-12
2021-03-31	$125,196,408	1,905,287	-2.2%	Shares	Defined	2021-05-14
2020-12-31	$92,634,057	1,948,140	+0.2%	Shares	Defined	2021-03-08
2020-09-30	$57,899,288	1,944,234	-17.7%	Shares	Defined	2020-11-12
2020-06-30	$80,425,184	2,362,667	-19.5%	Shares	Defined	2020-08-13
2020-03-31	$87,033,710	2,933,391	—	Shares	Defined	2020-05-14
No 13F history on record for this holder in this stock.