RHUMBLINE ADVISERS

CIK

1115418

City

BOSTON

State / Country

Stock

ONTO — Onto Innovation Inc.

Top Portfolio Positions

3,469 positions · $113,790,378,372 total · as of Mar 31, 2026

Ticker	Company	Shares	Value (USD)	% of Portfolio
NVDA	Nvidia Corp Technology	42,003,171	$7,325,353,022	6.44%
AAPL	Apple Inc. Technology	25,818,857	$6,552,567,718	5.76%
MSFT	Microsoft Corp Technology	12,999,925	$4,812,182,237	4.23%
AMZN	Amazon Com Inc Consumer Cyclical	16,587,340	$3,454,645,301	3.04%
GOOGL	Alphabet Inc. Communication Services	10,138,654	$2,915,471,344	2.56%
AVGO	Broadcom Inc. Technology	8,207,022	$2,540,155,379	2.23%
META	Meta Platforms, Inc. Communication Services	3,836,760	$2,195,125,498	1.93%
TSLA	Tesla, Inc. Consumer Cyclical	4,844,884	$1,801,085,627	1.58%
BRK-B	Berkshire Hathaway Inc Financial Services	2,848,515	$1,365,008,388	1.20%
JPM	Jpmorgan Chase & Co Financial Services	4,613,123	$1,356,996,261	1.19%

25 quarters · across all stocks

25 quarters on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$27,493,734	134,070	+3.0%	Shares	Sole	2026-05-12
2025-12-31	$20,544,058	130,141	-2.5%	Shares	Sole	2026-02-13
2025-09-30	$17,256,038	133,540	-6.3%	Shares	Sole	2025-11-06
2025-06-30	$14,391,911	142,593	+3.6%	Shares	Sole	2025-08-12
2025-03-31	$16,706,455	137,683	-0.5%	Shares	Sole	2025-05-29
2024-12-31	$23,052,794	138,314	+1.0%	Shares	Sole	2025-05-29
2024-09-30	$28,420,360	136,926	-0.8%	Shares	Sole	2024-11-12
2024-06-30	$30,298,840	137,998	-12.9%	Shares	Sole	2024-08-01
2024-03-31	$28,695,566	158,469	+1.3%	Shares	Sole	2024-05-09
2023-12-31	$23,908,055	156,364	+7.6%	Shares	Sole	2024-02-08
2023-09-30	$18,539,240	145,383	+0.1%	Shares	Sole	2023-11-09
2023-06-30	$16,915,054	145,231	-0.8%	Shares	Sole	2023-08-08
2023-03-31	$12,865,544	146,399	+5.0%	Shares	Sole	2023-05-11
2022-12-31	$9,489,975	139,374	+1.4%	Shares	Sole	2023-02-14
2022-09-30	$8,802,711	137,435	+4.8%	Shares	Sole	2022-11-10
2022-06-30	$9,148,911	131,186	-1.4%	Shares	Sole	2022-08-11
2022-03-31	$11,561,930	133,064	+2.3%	Shares	Sole	2022-05-12
2021-12-31	$13,171,541	130,115	-0.2%	Shares	Sole	2022-02-10
2021-09-30	$9,416,487	130,332	-12.5%	Shares	Sole	2021-11-12
2021-06-30	$10,881,134	148,975	-3.8%	Shares	Sole	2021-08-05
2021-03-31	$10,180,384	154,929	+0.4%	Shares	Sole	2021-05-06
2020-12-31	$7,338,724	154,337	+3.5%	Shares	Sole	2021-02-10
2020-09-30	$4,438,798	149,053	-7.6%	Shares	Sole	2020-11-12
2020-06-30	$5,488,881	161,248	-8.0%	Shares	Sole	2020-08-13
2020-03-31	$5,199,845	175,256	—	Shares	Sole	2020-05-06
No 13F history on record for this holder in this stock.