List of insiders holdings for ONTO INNOVATION INC.:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | COATES VINCENT J Vincent J Coates Separate Property Trust 10% Owner | 2010-01-04 12:22:39 | 0 2,732,460 | 2,732,460 | Form 4 |
| 2 | Coates Norman V Vincent J Coates Separate Property Trust COATES STELLA N Director 10% Owner | 2011-04-21 19:52:33 | 4,052 2,182,460 | 2,186,512 | Form 4/A |
| 3 | Plisinski Michael P CEO | 2025-03-05 16:12:45 | 210,373 0 | 210,373 | Form 4 |
| 4 | MCCUTCHEON DOUGLAS J EVP, Finance & Admin. & CFO | 2005-09-15 18:02:21 | 150,000 0 | 150,000 | Form 4 |
| 5 | HEATON JOHN DAVIS Affiliate | 2007-07-13 16:17:12 | 140,000 0 | 140,000 | Form 4 |
| 6 | Lesaicherre Pierre-Yves Former President and CEO | 2019-11-12 16:31:21 | 108,564 0 | 108,564 | Form 4/A |
| 7 | Crawford Bruce A Chief Operating Officer | 2014-05-28 17:10:22 | 78,832 0 | 78,832 | Form 4 |
| 8 | Andreson Jeff Chief Financial Officer | 2017-09-26 16:09:14 | 71,919 0 | 71,919 | Form 4 |
| 9 | BENTLEY J THOMAS Director | 2018-05-24 19:09:01 | 71,612 0 | 71,612 | Form 4 |
| 10 | Weber-Grabau Michael Vice President of Engineering | 2005-04-08 20:14:53 | 50,000 0 | 50,000 | Form 4 |
| 11 | Moniz James P Chief Financial Officer | 2011-03-01 15:34:23 | 47,638 0 | 47,638 | Form 4 |
| 12 | Chou Jonathan Chief Financial Officer | 2018-03-07 16:18:08 | 46,321 0 | 46,321 | Form 4 |
| 13 | BRENNER NATHANIEL Director | 2004-04-23 16:18:30 | 0 45,633 | 45,633 | Form 4 |
| 14 | INGALLS ROGER JR VP Standalone Sales | 2004-09-02 16:59:11 | 45,000 0 | 45,000 | Form 4 |
| 15 | KISLING RONALD W Chief Financial Officer | 2014-03-17 15:58:07 | 38,049 0 | 38,049 | Form 4 |
| 16 | SEAMS CHRISTOPHER A Director | 2025-05-23 16:09:46 | 37,752 0 | 37,752 | Form 4 |
| 17 | Borowicz Stanislaw M. EVP, Business Operations | 2018-01-03 20:47:30 | 36,934 0 | 36,934 | Form 4 |
| 18 | Kocher Rollin Sr VP, Field Operations | 2021-09-08 17:35:42 | 33,896 0 | 33,896 | Form 4 |
| 19 | Taylor Janet Therese General Counsel | 2019-10-29 20:44:40 | 30,110 0 | 30,110 | Form 4 |
| 20 | OLDHAM WILLIAM G Director | 2014-01-09 18:56:28 | 28,858 0 | 28,858 | Form 4 |
| 21 | Barnhart James SVP, Business Operations | 2019-10-29 20:43:16 | 27,046 0 | 27,046 | Form 4 |
| 22 | Egan Nancy E General Counsel | 2014-11-03 16:26:29 | 26,590 0 | 26,590 | Form 4 |
| 23 | BAIN HOWARD A III Director | 2014-03-17 15:55:03 | 24,578 0 | 24,578 | Form 4 |
| 24 | Dolev Ido EVP, Prod Solutions Grp | 2025-12-04 16:04:47 | 23,915 0 | 23,915 | Form 4 |
| 25 | ROBERTS BRIAN K Chief Financial Officer | 2025-09-03 16:08:38 | 21,175 0 | 21,175 | Form 4 |
| 26 | OH Yoon Ah SVP, Gen Counsel & Corp Sec | 2025-05-19 16:23:42 | 18,010 0 | 18,010 | Form 4 |
| 27 | NEWBERRY STEPHEN G Director | 2014-05-22 18:36:19 | 17,588 0 | 17,588 | Form 4 |
| 28 | DEUSTER ROBERT G Director | 2020-05-14 12:20:15 | 17,276 0 | 17,276 | Form 4 |
| 29 | Dox Joseph F Director | 2008-05-22 21:41:34 | 15,819 1,430 | 17,249 | Form 4 |
| 30 | NOLAN PAUL B CFO | 2005-08-23 13:12:17 | 15,000 0 | 15,000 | Form 4 |
| 31 | Chen Shirley SVP, Customer Success | 2025-09-03 16:08:30 | 12,994 0 | 12,994 | Form 4 |
| 32 | SMITH STEPHEN J Director | 2013-06-11 19:33:19 | 12,148 0 | 12,148 | Form 4 |
| 33 | MILLER DAVID BRIAN Director | 2025-05-23 16:09:25 | 11,931 0 | 11,931 | Form 4 |
| 34 | YALDAEI RAMIL Chief Operating Officer | 2025-10-06 16:06:02 | 11,342 0 | 11,342 | Form 4 |
| 35 | DUSA MIRCEA V Director | 2004-04-22 12:44:26 | 10,000 0 | 10,000 | Form 3 |
| 36 | Wright Quentin Interim CFO | 2007-08-03 18:53:42 | 9,550 0 | 9,550 | Form 4 |
| 37 | Mundhe Rajeev Senior Vice President Sales | 2006-12-04 19:26:33 | 0 8,921 | 8,921 | Form 4 |
| 38 | Coates Norman V Director | 2013-05-06 19:22:35 | 2,111 5,822 | 7,933 | Form 4 |
| 39 | Su May Director | 2025-05-23 16:10:07 | 7,223 0 | 7,223 | Form 4 |
| 40 | Kelley Stephen Douglas Director | 2025-05-23 16:09:04 | 5,623 0 | 5,623 | Form 4 |
| 41 | Iacopetti Dean Sr. V.P. Manufacturing | 2021-06-30 06:50:43 | 5,338 0 | 5,338 | Form 4 |
| 42 | SCHAEFER GARY C CFO and VP, Administration | 2008-09-09 21:30:54 | 4,283 0 | 4,283 | Form 4 |
| 43 | Lynch Susan D Director | 2025-05-23 16:09:15 | 2,923 0 | 2,923 | Form 4 |
| 44 | SCHWARTZ STEPHEN S Director | 2025-05-23 16:09:36 | 2,775 0 | 2,775 | Form 4 |
| 45 | WARD EDMOND R Director | 2009-04-03 18:04:14 | 2,500 0 | 2,500 | Form 4 |
| 46 | Slicer Mark Chief Financial Officer | 2025-06-13 16:47:01 | 0 0 | 0 | Form 4 |
| 47 | TSINGOS CHRISTINE A Director | 2025-05-23 16:19:50 | 0 0 | 0 | Form 4 |
| 48 | BERLINGHIERI LEO Director | 2025-05-23 16:17:13 | 0 0 | 0 | Form 4 |
| 49 | ROGGE KAREN M Director | 2024-05-23 17:03:00 | 0 0 | 0 | Form 4 |
| 50 | da Silveira Elvino M VCP & GM LBU | 2020-01-24 17:17:29 | 0 0 | 0 | Form 4 |
| 51 | LaBua Leonard A VP & GM, EBU | 2020-01-24 17:20:35 | 0 0 | 0 | Form 4 |
| 52 | Sheaffer Michael Sr. Dir. Investor Relations | 2020-01-24 17:24:31 | 0 0 | 0 | Form 4 |
| 53 | Vedula Srinivas SVP Customer Success | 2025-04-09 16:14:58 | 0 0 | 0 | Form 4 |
| 54 | Hummel Steven Chief Technical Officer | 2006-07-25 15:07:20 | 0 0 | 0 | Form 3 |
| 55 | Fiordalice Robert Sr. Vice President & GM, MBU | 2024-12-04 16:09:03 | 0 0 | 0 | Form 4 |
| 56 | Heidrich Kevin SVP, Marketing & Corp Develop | 2022-01-21 16:46:56 | 0 0 | 0 | Form 4 |
| 57 | Lehmann Erich J VP, Corporate Accounting | 2020-01-24 17:32:03 | 0 0 | 0 | Form 4 |
| 58 | Swyt Greg VP, Finance | 2020-01-24 17:34:36 | 0 0 | 0 | Form 4 |
| 59 | Chan Chun Hoy Vice President, Sales | 2020-01-24 17:27:24 | 0 0 | 0 | Form 4 |
| 60 | WHITTEN JOHN R Director | 2020-05-14 12:42:36 | 0 0 | 0 | Form 4 |
| 61 | Stultz Timothy J Director | 2020-05-14 14:18:45 | 0 0 | 0 | Form 4/A |
| 62 | Aukerman Jeffrey A. Director | 2021-05-12 16:14:02 | 0 0 | 0 | Form 4 |
| 63 | Cassese Vita A Director | 2021-05-12 16:17:10 | 0 0 | 0 | Form 4 |
| 64 | KOCH ROBERT ALAN Corporate Secretary | 2022-01-05 17:27:44 | 0 0 | 0 | Form 4/A |
| 65 | BROOKS D MAYSON Vice President & GM, IBU | 2024-12-04 16:06:08 | 0 0 | 0 | Form 4 |
| 66 | SMEDT RODNEY SVP & GM, MBU | 2022-01-28 16:30:59 | 0 0 | 0 | Form 4 |
| 67 | HARTUNIAN BARRY VP Global Human Resources | 2022-01-28 16:35:06 | 0 0 | 0 | Form 4 |
| 68 | Rhine Bruce C Director | 2022-05-10 16:56:41 | 0 0 | 0 | Form 4 |
| 69 | Brown Edward J Jr Director | 2022-05-10 17:07:33 | 0 0 | 0 | Form 4 |
| 70 | ROTH STEVEN R Sr VP & CFO | 2022-05-19 16:11:47 | 0 0 | 0 | Form 4 |
| 71 | Harlow James Chief Operating Officer | 2023-05-17 16:21:54 | 0 0 | 0 | Form 4 |
| 72 | Jin Ju SVP, GM IBU | 2023-07-19 17:09:59 | 0 0 | 0 | Form 4 |
| 73 | Murray George C VP Operations | 2020-01-24 17:30:00 | 0 0 | 0 | Form 4 |