Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- 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>>

Common stock purchase or sale:
Transaction Date |
Reported DateTime |
Company | Symbol | Insider Relationship |
Shares Traded |
Average Price |
Total Amount |
Shares Owned |
Filing |
2024-11-15 Sale |
2024-11-18 4:15 pm |
ONTO INNOVATION INC. | ONTO | Slicer Mark Chief Financial Officer |
1,100 | $160.41 | $176,451 | 10,933 (Direct) |
View |
2024-06-06 Sale |
2024-06-10 4:09 pm |
ONTO INNOVATION INC. | ONTO | Slicer Mark Chief Financial Officer |
1,038 | $219.19 | $227,519 | 12,033 (Direct) |
View |
2023-09-15 Sale |
2023-09-18 4:36 pm |
ONTO INNOVATION INC. | ONTO | Slicer Mark Chief Financial Officer |
3,005 | $125.14 | $376,040 | 13,111 (Direct) |
View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2025-03-03 Option Award |
2025-03-05 4:12 pm |
N/A 2027-03-03 |
ONTO INNOVATION INC. | ONTO | Slicer Mark Chief Financial Officer |
5,882 | $0 | 18,647 (Direct) |
View |
2025-03-01 Tax Withholding |
2025-03-03 4:13 pm |
N/A N/A |
ONTO INNOVATION INC. | ONTO | Slicer Mark Chief Financial Officer |
336 | $145.66 | 12,765 (Direct) |
View |
2025-02-14 Tax Withholding |
2025-02-19 5:43 pm |
N/A N/A |
ONTO INNOVATION INC. | ONTO | Slicer Mark Chief Financial Officer |
2,396 | $176.55 | 13,101 (Direct) |
View |
2025-02-14 Exercise |
2025-02-19 5:43 pm |
2025-02-14 2025-02-14 |
ONTO INNOVATION INC. | ONTO | Slicer Mark Chief Financial Officer |
6,846 | $0 | 13,101 (Direct) |
View |
2024-05-17 Tax Withholding |
2024-05-21 4:02 pm |
N/A N/A |
ONTO INNOVATION INC. | ONTO | Slicer Mark Chief Financial Officer |
1,633 | $223.5 | 13,071 (Direct) |
View |
2024-03-01 Option Award |
2024-03-05 4:39 pm |
N/A 2026-03-01 |
ONTO INNOVATION INC. | ONTO | Slicer Mark Chief Financial Officer |
4,154 | $0 | 16,781 (Direct) |
View |
2024-02-14 Tax Withholding |
2024-02-16 4:03 pm |
N/A N/A |
ONTO INNOVATION INC. | ONTO | Slicer Mark Chief Financial Officer |
484 | $173.08 | 12,627 (Direct) |
View |
2023-05-17 Tax Withholding |
2023-05-17 6:24 pm |
N/A N/A |
ONTO INNOVATION INC. | ONTO | Slicer Mark Chief Financial Officer |
1,269 | $97.95 | 16,116 (Direct) |
View |
2023-02-14 Option Award |
2023-02-16 08:32 am |
N/A 2025-02-14 |
ONTO INNOVATION INC. | ONTO | Slicer Mark Chief Financial Officer |
9,127 | $0 | 21,948 (Direct) |
View |
2022-05-17 Option Award |
2022-05-19 4:16 pm |
N/A N/A |
ONTO INNOVATION INC. | ONTO | Slicer Mark Chief Financial Officer |
12,821 | $0 | 12,821 (Direct) |
View |