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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.

FiledSellerRelationshipSharesValuePlanned saleBrokerHow acquiredFiling
10 June 2026Alan CampbellDirector16,660$1.8 million10 June 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted StockForm 144
3 June 2026Keeton SimonOfficer19,902$2.6 million3 June 2026Rockefeller Capital ManagmentStock AwardForm 144
15 May 2026Alan CampbellDirector22,188$2.5 million15 May 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted StockForm 144
11 May 2026Simon KeetonOfficer31,463$3.3 million11 May 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesEmployee Stock Purchase Plan; Performance Shares; Restricted StockForm 144
24 April 2026Thad TrentOfficer30,000$2.9 million24 April 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted Stock Units and Performance Stock UnitsForm 144
23 April 2026Thad TrentOfficer30,000$2.7 million23 April 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted Stock Units and Performance Stock UnitsForm 144
16 April 2026Thad TrentOfficer30,000$2.2 million16 April 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted Stock Units and Performance Stock UnitsForm 144
13 March 2026Gopalswamy SudhirOfficer6,114$358,70813 March 2026Rockefeller Capital ManagementStock AwardForm 144
17 February 2026Simon KeetonOfficer48,860$3.5 million17 February 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesEmployee Stock Purchase Plan; Performance Shares; Restricted StockForm 144
12 February 2026El-Khoury Living TrustOfficer, Director20,000$1.5 million12 February 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted stock vesting under a registered planForm 144
12 February 2026Thad TrentOfficer60,000$4.3 million12 February 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted Stock Units and Performance Stock UnitsForm 144
4 December 2025Simon KeetonOfficer21,000$1.2 million4 December 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesPerformance SharesForm 144
3 December 2025Thad TrentOfficer20,000$1.1 million3 December 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesPerformance Stock UnitsForm 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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