ON Semiconductor Corporation (ON) Insider Trading
Over the last 3 months, ON insiders made 0 open-market buys and 3 sales, a net sale of -$5.5M (SEC Form 4). Over the last 6 months, 595 institutions increased and 615 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
3
Net (3m)
-$5.5M
Insider trades by month Buys Sells
Jun
Aug
Dec
Feb
Mar
Apr
Context3-month price +114.2%Institutions mixed (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| May 27, 2026 | GOPALSWAMY SUDHIRofficer: Group President, AMG & ISG | Tax | 470 | $127.00 |
| May 18, 2026 | MASCARENAS PAUL ANTHONYdirector | Grant | 1,986 | — |
| May 18, 2026 | WATERS GREGORY Ldirector | Grant | 1,986 | — |
| May 18, 2026 | KIDDOO BRUCE Edirector | Grant | 1,986 | — |
| May 18, 2026 | Deitrich Thomasdirector | Grant | 1,986 | — |
| May 18, 2026 | Yan Christine Ydirector | Grant | 1,986 | — |
| May 18, 2026 | CARTER SUSAN Kdirector | Grant | 1,986 | — |
| Apr 27, 2026 | Thad Trentofficer: Exec VP & CFO | Sell | 30,000 | $93.00 |
| Apr 17, 2026 | Thad Trentofficer: Exec VP & CFO | Sell | 30,000 | $80.00 |
| Apr 6, 2026 | MASCARENAS PAUL ANTHONYdirector | Grant | 168 | $62.19 |
| Mar 16, 2026 | GOPALSWAMY SUDHIRofficer: Group President, AMG & ISG | Sell | 6,114 | $58.67 |
| Feb 24, 2026 | GOPALSWAMY SUDHIRofficer: Group President, AMG & ISG | Grant | 31,834 | — |
| Feb 24, 2026 | El-Khoury Hassanedirector, officer: CEO & President | Grant | 75,315 | — |
| Feb 24, 2026 | KEETON SIMONofficer: Group President, PSG | Tax | 7,788 | $69.11 |
| Feb 24, 2026 | Thad Trentofficer: Exec VP & CFO | Tax | 10,383 | $69.11 |
| Feb 24, 2026 | KEETON SIMONofficer: Group President, PSG | Tax | 3,130 | $69.11 |
| Feb 24, 2026 | GOPALSWAMY SUDHIRofficer: Group President, AMG & ISG | Tax | 1,455 | $69.11 |
| Feb 24, 2026 | Thad Trentofficer: Exec VP & CFO | Grant | 36,175 | — |
| Feb 24, 2026 | GOPALSWAMY SUDHIRofficer: Group President, AMG & ISG | Tax | 9,583 | $69.11 |
| Feb 24, 2026 | El-Khoury Hassanedirector, officer: CEO & President | Tax | 36,802 | $69.11 |
| Feb 24, 2026 | KEETON SIMONofficer: Group President, PSG | Grant | 26,046 | — |
| Feb 24, 2026 | Thad Trentofficer: Exec VP & CFO | Tax | 4,173 | $69.11 |
| Feb 18, 2026 | KEETON SIMONofficer: Group President, PSG | Sell | 44,263 | $71.77 |
| Feb 18, 2026 | KEETON SIMONofficer: Group President, PSG | Sell | 4,597 | $71.56 |
| Feb 12, 2026 | Thad Trentofficer: Exec VP & CFO | Sell | 1,300 | $71.70 |
| Feb 12, 2026 | Thad Trentofficer: Exec VP & CFO | Tax | 6,709 | $67.38 |
| Feb 12, 2026 | El-Khoury Hassanedirector, officer: CEO & President | Sell | 19,900 | $73.02 |
| Feb 12, 2026 | El-Khoury Hassanedirector, officer: CEO & President | Sell | 100 | $73.56 |
| Feb 12, 2026 | El-Khoury Hassanedirector, officer: CEO & President | Tax | 20,762 | $67.38 |
| Feb 12, 2026 | KEETON SIMONofficer: Group President, PSG | Tax | 5,032 | $67.38 |
Source: ON SEC Form 4 filings, latest May 27, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their ON positions over the last 6 months (SEC Form 13F).
Increased
595
New positions
247
Reduced
615
Sold out
189
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| FMR LLC | Reduced | 59.4M | Feb 17, 2026 |
| FMR LLC | Reduced | 58.2M | May 15, 2026 |
| VANGUARD GROUP INC | Reduced | 51.1M | Jan 29, 2026 |
| BLACKROCK, INC. | Increased | 40.4M | Feb 12, 2026 |
| BLACKROCK, INC. | Reduced | 39.9M | May 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 25.6M | May 15, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 20.1M | May 8, 2026 |
| STATE STREET CORP | Reduced | 18.9M | Feb 13, 2026 |
| STATE STREET CORP | Reduced | 18.3M | May 15, 2026 |
| JPMORGAN CHASE & CO | Increased | 16.1M | May 13, 2026 |
| JANUS HENDERSON GROUP PLC | Increased | 13.7M | May 18, 2026 |
| JANUS HENDERSON GROUP PLC | Reduced | 12.4M | Feb 17, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Reduced | 11.0M | Feb 9, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Reduced | 10.8M | May 15, 2026 |
| SLATE PATH CAPITAL LP | New Position | 10.5M | Feb 17, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.