ALLIANCEBERNSTEIN L.P.

Position in ONTO — Onto Innovation Inc.

CIK 1109448 NASHVILLE, TN

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Position in ONTO

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$83,740,009

+$68,024,470 QoQ

Shares Held

221,271

+188.7% QoQ

Ownership

0.451%

of shares outstanding

% of Portfolio

0.03%

of 13F equity value

Holder Rank

#53

of 690 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 93% Shared 0% None 7%

Common Shares in ONTO Over Time

Shares Held

Position Value (USD)

Position in Semiconductor Equipment & Materials

Technology · as of Jun 30, 2026

ALLIANCEBERNSTEIN L.P. holds $9,973,862,928 across 26 Semiconductor Equipment & Materials names. ONTO ranks #10 (0.8% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	AMAT	Applied Materials Inc /De	5,426,770	$3,923,554,710
2	KLAC	Kla Corp	7,470,622	$2,253,961,363
3	ASML	Asml Holding NV	765,221	$1,522,361,189
4	LRCX	Lam Research Corp	2,856,424	$1,237,774,211
5	FORM	Formfactor Inc	1,457,060	$233,027,605
6	Q	Qnity Electronics, Inc.	1,097,345	$179,207,411
7	TER	Teradyne, Inc	298,576	$144,463,011
8	ENTG	Entegris Inc	726,627	$130,691,132

All Filings in ONTO

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26 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$83,740,009	221,271	+188.7%	Shares	Defined	2026-08-14
2026-03-31	$15,715,539	76,635	+19.2%	Shares	Defined	2026-05-15
2025-12-31	$10,151,345	64,306	+0.6%	Shares	Defined	2026-02-17
2025-09-30	$8,263,231	63,947	+0.4%	Shares	Defined	2025-11-14
2025-06-30	$6,430,452	63,712	-80.8%	Shares	Defined	2025-08-14
2025-03-31	$40,284,394	331,996	+50.5%	Shares	Defined	2025-05-15
2024-12-31	$36,771,402	220,624	-42.4%	Shares	Defined	2025-02-12
2024-09-30	$79,547,577	383,251	-31.4%	Shares	Defined	2024-11-14
2024-06-30	$122,712,303	558,901	-40.7%	Shares	Defined	2024-08-14
2024-03-31	$170,590,578	942,073	-16.2%	Shares	Defined	2024-05-14
2023-12-31	$171,954,245	1,124,619	+4.1%	Shares	Defined	2024-02-14
2023-09-30	$137,808,441	1,080,681	-8.7%	Shares	Defined	2023-11-14
2023-06-30	$137,843,060	1,183,507	+8.2%	Shares	Defined	2023-08-15
2023-03-31	$96,143,004	1,094,026	-12.3%	Shares	Defined	2023-05-15
2022-12-31	$84,892,092	1,246,763	+9.5%	Shares	Defined	2023-02-15
2022-09-30	$72,923,807	1,138,545	-3.7%	Shares	Defined	2022-11-15
2022-06-30	$82,469,711	1,182,531	+7.8%	Shares	Defined	2022-08-15
2022-03-31	$95,341,268	1,097,264	+39.9%	Shares	Defined	2022-05-13
2021-12-31	$79,385,578	784,210	+953.1%	Shares	Defined	2022-02-14
2021-09-30	$5,380,096	74,465	+2.6%	Shares	Defined	2021-11-10
2021-06-30	$5,300,878	72,575	+12.3%	Shares	Defined	2021-07-30
2021-03-31	$4,246,508	64,625	+0.1%	Shares	Defined	2021-05-06
2020-12-31	$3,071,016	64,585	-0.5%	Shares	Defined	2021-02-08
2020-09-30	$1,932,334	64,887	-1.7%	Shares	Defined	2020-11-12
2020-06-30	$2,246,469	65,995	-81.3%	Shares	Defined	2020-08-13
2020-03-31	$10,497,364	353,804	—	Shares	Defined	2020-05-14
No filing history on record for this holder in this stock.