Benchstone Capital Management LP

Position in ONTO — Onto Innovation Inc.

CIK 2016777 NEW YORK, NY

Position in ONTO

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

Position Value

$14,331,144

+$11,025,211 QoQ

Shares Held

37,868

+134.9% QoQ

Ownership

0.077%

of shares outstanding

% of Portfolio

1.79%

of 13F equity value

Holder Rank

#150

of 686 holders

Holding Since

Dec 2025

3 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Technology · as of Jun 30, 2026

Benchstone Capital Management LP holds $57,191,529 across 3 Semiconductor Equipment & Materials names. ONTO ranks #3 (25.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ASML	Asml Holding NV	13,858	$27,569,658
2	AMAT	Applied Materials Inc /De	21,149	$15,290,727
3	ONTO	Onto Innovation Inc. This page	37,868	$14,331,144

3 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$14,331,144	37,868	+134.9%	Shares	Sole	2026-08-14
2026-03-31	$3,305,933	16,121	-89.2%	Shares	Sole	2026-05-15
2025-12-31	$23,515,299	148,963	—	Shares	Sole	2026-02-17
No filing history on record for this holder in this stock.