Robert Fiordalice

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
15 Sep 23	ONTO Onto Innovation	Common Stock	Sell	Dispose S	No	Yes	127.62	162	20.67 k	6,477
15 Sep 23	ONTO Onto Innovation	Common Stock	Sell	Dispose S	No	Yes	126.56	100	12.66 k	6,639
15 Sep 23	ONTO Onto Innovation	Common Stock	Sell	Dispose S	No	Yes	126.02	3,746	472.07 k	6,739
15 Sep 23	ONTO Onto Innovation	Common Stock	Sell	Dispose S	No	Yes	124.48	1,200	149.38 k	10,485
15 Sep 23	ONTO Onto Innovation	Common Stock	Sell	Dispose S	No	Yes	123.66	1,841	227.66 k	11,685
26 May 23	ONTO Onto Innovation	Common Stock	Sell	Dispose S	No	Yes	109.4	846	92.55 k	13,526
18 May 23	ONTO Onto Innovation	Common Stock	Sell	Dispose S	No	Yes	101.25	780	78.98 k	14,372
17 May 23	ONTO Onto Innovation	Common Stock	Sell	Dispose S	No	Yes	97.2	768	74.65 k	15,152
15 May 23	ONTO Onto Innovation	Common Stock	Sell	Dispose S	No	Yes	93.15	669	62.32 k	15,920

Data from 3, 4 and 5 filings. Values as filed, not updated for current price.