AXT, Inc. Announces Financial Conference Participation for the Second Quarter 2026

Key Terms

compound semiconductor substrates technical

Compound semiconductor substrates are the flat, engineered base materials used to build electronic and optical components from compound semiconductors (materials made from two or more elements, like gallium arsenide or silicon carbide). Think of them as the foundation and floor where microscopic circuits are grown; their quality and size directly affect device performance, manufacturing yield and cost. Investors watch them because supply, price or improvements in these substrates influence production capacity, product competitiveness and profit margins in industries like power electronics, wireless and sensors.

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FREMONT, Calif.--(BUSINESS WIRE)-- AXT, Inc. (Nasdaq: AXTI), a leading manufacturer of compound semiconductor substrates, today announced that it will participate in the upcoming financial conferences:

• 26th Annual B. Riley Securities Institutional Investor Conference on May 21^st in Los Angeles
• 23rd Annual Craig-Hallum Institutional Investor Conference on May 28^th in Minneapolis
• Northland Securities Virtual Growth Conference 2026 on June 23^rd

About AXT, Inc.

AXT is a material science company that develops and manufactures high-performance compound and single element semiconductor substrate wafers comprising indium phosphide (InP), gallium arsenide (GaAs) and germanium (Ge). The company’s substrate wafers are used when a typical silicon substrate wafer cannot meet the performance requirements of a semiconductor or optoelectronic device. End markets include 5G infrastructure, data center connectivity, passive optical networks, LED lighting, lasers, sensors, power amplifiers for wireless devices and satellite solar cells. AXT’s worldwide headquarters are in Fremont, California where the company maintains sales, administration and customer service functions. AXT has its Asia headquarters in Beijing, China and manufacturing facilities in three separate locations in China. In addition, as part of its supply chain strategy, the company has partial ownership in ten companies in China producing raw materials for its manufacturing process. For more information, see AXT’s website at https://investors.axt.com.

View source version on businesswire.com: https://www.businesswire.com/news/home/20260518244595/en/

Gary L. Fischer
Chief Financial Officer
gfischer@axt.com

Leslie Green
Green Communications Consulting, LLC
leslie@greencommunicationsllc.com

Source: AXT, Inc.