Gagnon Securities Llc

Holdings History for ONTO INNOVATION INC. - Common Stock (ONTO)

Symbol: ONTO on NYSE
Investment type: Equity / Common Stock

Shares, Excluding Options vs Price

Value, Excluding Options

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
9/30/2025	0.06%	+0.06%	$290K	2.24K	+2,242	NEW	$129.22	Q3 2025
6/30/2025		-0.04%	$0	0	-1,547	-100%		Q2 2025
3/31/2025	0.04%	+0%	$188K	1.55K	+90		$121.34	Q1 2025
12/31/2024	0.05%	+0%	$243K	1.46K	+113	+8.41%	$166.67	Q4 2024
9/30/2024	0.06%	+0%	$279K	1.34K	+9	+0.67%	$207.56	Q3 2024
6/30/2024	0.07%	-0.02%	$293K	1.34K	-379	-22.1%	$219.56	Q2 2024
3/31/2024	0.07%	+0%	$310K	1.71K	+14	+0.82%	$181.08	Q1 2024
12/31/2023	0.06%	0%	$260K	1.7K	-21	-1.22%	$152.90	Q4 2023
9/30/2023	0.05%	-0.03%	$219K	1.72K	-872	-33.6%	$127.52	Q3 2023
6/30/2023	0.06%	+0%	$302K	2.59K	+58	+2.29%	$116.47	Q2 2023
3/31/2023	0.05%	-0.01%	$223K	2.54K	-574	-18.5%	$87.88	Q1 2023
12/31/2022	0.05%	+0.05%	$212K	3.11K	+3,109	NEW	$68.09	Q4 2022
9/30/2022		-0.04%	$0	0	-3,033	-100%		Q3 2022
6/30/2022	0.04%	+0%	$212K	3.03K	+21	+0.7%	$69.90	Q2 2022
3/31/2022	0.04%	-0.01%	$262K	3.01K	-524	-14.8%	$86.99	Q1 2022
12/31/2021	0.05%	-1.49%	$358K	3.54K	-98,107	-96.5%	$101.24	Q4 2021
9/30/2021	1.09%	-0.88%	$7.34M	102K	-81,542	-44.5%	$72.25	Q3 2021
6/30/2021	1.9%	-0.15%	$13.4M	183K	-14,455	-7.31%	$73.04	Q2 2021
3/31/2021	1.98%	-0.06%	$13M	198K	-5,709	-2.81%	$65.71	Q1 2021
12/31/2020	1.54%	+0.02%	$9.67M	203K	+2,742	+1.37%	$47.55	Q4 2020
9/30/2020	1.28%	0%	$5.97M	201K	-469	-0.23%	$29.78	Q3 2020
6/30/2020	1.66%	-0.45%	$6.85M	201K	-54,604	-21.4%	$34.04	Q2 2020
3/31/2020	2.58%	-0.04%	$7.59M	256K	-4,071	-1.57%	$29.67	Q1 2020
12/31/2019	2.08%	+2.08%	$9.49M	260K	+259,751	NEW	$36.54	Q4 2019

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.