ONTO
ONTO INNOVATION INC.
NYSE · Technology · Semiconductors · US
$263.43
+5.36%Price chart
Aug 19Aug 24Aug 27Sep 1Sep 4Sep 10Sep 15Sep 18
Key dataSep 18, 2026
Open$256.94
From 52W high−30.39%
Volume2.06M
Market cap$12.93B
P/E (TTM)98.3x
P/S (TTM)11.5x
Div yield—
Key dataSep 18, 2026
Open
$256.94
From 52W high
−30.39%
Volume
2.06M
Market cap
$12.93B
ValuationView details →
P/E (Fwd)
25.6x
EV/EBITDA
47.3x
P/E (TTM)
98.3x
RSI (14)
44.9
MomentumView details →
1D Return
+5.36%
YTD Return
+63.74%
SummaryUpdated Jun 1, 2026
Onto Innovation Inc. (NASDAQ:ONTO) is a semiconductor process control equipment manufacturer founded in 1940 and headquartered in Wilmington, Massachusetts. The company was formerly known as Rudolph Technologies before becoming Onto Innovation following its October 2019 initial public offering. Onto Innovation specializes in designing, developing, manufacturing, and supporting advanced process control tools that perform macro defect inspection, optical metrology, lithography systems, and process control analytical software for the global semiconductor industry.
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