ON Semiconductor Corp. planned insider sales
In the twelve months since 23 September 2025 insiders at ON Semiconductor Corp. filed 13 Form 144 notices of planned sales, 356,187 shares worth $29.9 million at the time of filing, from 6 sellers. The latest, filed 10 June 2026: Alan Campbell (director), 16,660 shares worth $1.8 million, planned for around 10 June 2026 through Morgan Stanley Smith Barney LLC Executive Financial Services.
| Filed | Seller | Relationship | Shares | Value | Planned sale | Broker | How acquired | Filing |
|---|---|---|---|---|---|---|---|---|
| 10 June 2026 | Alan Campbell | Director | 16,660 | $1.8 million | 10 June 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Restricted Stock | Form 144 |
| 3 June 2026 | Keeton Simon | Officer | 19,902 | $2.6 million | 3 June 2026 | Rockefeller Capital Managment | Stock Award | Form 144 |
| 15 May 2026 | Alan Campbell | Director | 22,188 | $2.5 million | 15 May 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Restricted Stock | Form 144 |
| 11 May 2026 | Simon Keeton | Officer | 31,463 | $3.3 million | 11 May 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Employee Stock Purchase Plan; Performance Shares; Restricted Stock | Form 144 |
| 24 April 2026 | Thad Trent | Officer | 30,000 | $2.9 million | 24 April 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Restricted Stock Units and Performance Stock Units | Form 144 |
| 23 April 2026 | Thad Trent | Officer | 30,000 | $2.7 million | 23 April 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Restricted Stock Units and Performance Stock Units | Form 144 |
| 16 April 2026 | Thad Trent | Officer | 30,000 | $2.2 million | 16 April 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Restricted Stock Units and Performance Stock Units | Form 144 |
| 13 March 2026 | Gopalswamy Sudhir | Officer | 6,114 | $358,708 | 13 March 2026 | Rockefeller Capital Management | Stock Award | Form 144 |
| 17 February 2026 | Simon Keeton | Officer | 48,860 | $3.5 million | 17 February 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Employee Stock Purchase Plan; Performance Shares; Restricted Stock | Form 144 |
| 12 February 2026 | El-Khoury Living Trust | Officer, Director | 20,000 | $1.5 million | 12 February 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Restricted stock vesting under a registered plan | Form 144 |
| 12 February 2026 | Thad Trent | Officer | 60,000 | $4.3 million | 12 February 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Restricted Stock Units and Performance Stock Units | Form 144 |
| 4 December 2025 | Simon Keeton | Officer | 21,000 | $1.2 million | 4 December 2025 | Morgan Stanley Smith Barney LLC Executive Financial Services | Performance Shares | Form 144 |
| 3 December 2025 | Thad Trent | Officer | 20,000 | $1.1 million | 3 December 2025 | Morgan Stanley Smith Barney LLC Executive Financial Services | Performance Stock Units | Form 144 |
A Form 144 is the notice an insider files with the SEC before selling restricted or control shares over the Rule 144 thresholds; it says what may be sold, not what was. Value is the filer's own aggregate market value. Whether the sale happened shows up later on Form 4, on the insiders page.
Source
Form 144 filings on EDGAR for ON Semiconductor Corp.: the company's filing index, each notice read from its own XML.
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