Insider Trading
Current insider transactions (SEC Form 4) — buys and sells by officers, directors, and major shareholders.
| Ticker | Insider | Title | Date | Transaction | Price ($) | Shares | Value ($) | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|
| ONTO | Chen Shirley | Senior Vice President of Custo | 09/02/2026 | Steuer-Abgabe | 254.55 | 1,516 | 385,898 | Form 4 |
| ONTO | Roberts Brian K | Chief Financial Officer | 09/02/2026 | Steuer-Abgabe | 254.55 | 3,239 | 824,487 | Form 4 |
| ONTO | Lynch Susan D | Director | 08/21/2026 | Verkauf | 302.30 | 1,000 | 302,300 | Form 4 |
A compact market overview — not investment advice. Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q).