First Solar, Inc. (NASDAQ: FSLR) (the “Company”) will report financial results for the first quarter ended March 31, 2026, after the market closes on Thursday, April 30, 2026.

Conference Call Details are as follows:

Date: Thursday, April 30, 2026

Time: 4:30 PM ET

Live Webcast: investor.firstsolar.com

Webcast Replay: Available through Saturday, May 30, 2026

• Investors section of the Company's website approximately two hours after the call

About First Solar, Inc.

First Solar, Inc. is America's leading photovoltaic (“PV”) solar technology and manufacturing company. The only US-headquartered company among the world's largest solar manufacturers, First Solar is focused on competitively and reliably enabling power generation needs with its advanced, uniquely American thin film PV technology. Developed at R&D labs in California and Ohio, the Company's technology provides a competitive, high-performance, and responsibly produced alternative to conventional crystalline silicon PV modules. For more information, please visit www.firstsolar.com.

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