IR

Presentations: Llew Vaughan-Edmunds “Bodo's WBG - Opening Roundtable” December 2nd 4:00 PM ~ 5:30 PM CET Llew Vaughan-Edmunds “High-Power GaN ICs & FETs Enable Efficiency and Power Density Requirements in Next Gen 800V AI Data Centers” December 3rd 11:45 AM - 12:00 PM CET Sascha Dern “Performance and Reliability Gains in MVHV SiC Using Advanced Power Devices and Packaging Technologies” December 3rd 2:30 PM - 2:45 PM CET

1-on-1 meetings with Chris Allexandre, President and CEO, and Todd Glickman, CFO

Fireside Chat: Wednesday, January 14th at 2:15pm EST Presenter: Chris Allexandre, CEO 1x1 meetings with attending investors available throughout the day Webcast Link: https://wsw.com/webcast/needham148/nvts/2305989