AXT Inc. is a material science company that develops, manufactures, and distributes high-performance semiconductor wafer substrates. The company’s core products include compound and single element substrates made from indium phosphide, gallium arsenide, and germanium, which serve as critical building blocks for advanced electronic and optoelectronic devices. These materials are used in applications such as data communications, fiber optic systems, wireless infrastructure, consumer electronics, photonics, and other high-speed connectivity solutions. AXT Inc. also supplies specialty material substrates and raw materials used in the production of wafers and related components. With operations centered in Fremont, California, the company plays a specialized role in the semiconductor materials market by providing foundational substrates that support performance-intensive technologies across communications, computing, and sensing industries.

AXT Inc. is a material science company that develops, manufactures, and distributes high-performance semiconductor wafer substrates. The company’s core products include compound and single element substrates made from indium phosphide, gallium arsenide, and germanium, which serve as critical building blocks for advanced electronic and optoelectronic devices. These materials are used in applications such as data communications, fiber optic systems, wireless infrastructure, consumer electronics, photonics, and other high-speed connectivity solutions. AXT Inc. also supplies specialty material substrates and raw materials used in the production of wafers and related components. With operations centered in Fremont, California, the company plays a specialized role in the semiconductor materials market by providing foundational substrates that support performance-intensive technologies across communications, computing, and sensing industries.