Business Description

Definitions Coherent Corp. (“Coherent,” the “Company,” “we,” “us,” or “our”), is a vertically integrated manufacturing company that develops, manufactures, and markets lasers, transceivers, and other optical and optoelectronic devices, modules, and systems, as well as engineered materials, for use in the data center, communications and industrial markets. Our headquarters are located at 375 Saxonburg Boulevard, Saxonburg, Pennsylvania 16056, USA. Our telephone number is +1-724-352-4455. Reference to “Coherent,” the “Company,” “we,” “us,” or “our” in this Annual Report on Form 10-K, unless the context requires otherwise, refers to Coherent Corp. and its wholly owned subsidiaries. The following defined terms are used in this Annual Report on Form 10-K: artificial intelligence (AI); bismuth telluride (Bi 2 Te 3 ); carbon dioxide (CO 2 ); continuous wave (CW); co-packaged optics (CPO); datacenter interconnect (DCI); deep ultraviolet (DUV); digital signal processor (DSP); edge-emitting laser (EEL); electron-absorption modulated laser (EML); environmental, social, and governance (ESG); fifth-generation (5G) wireless; fourth-generation (4G) wireless; gallium arsenide (GaAs); gallium antimonide (GaSb), gallium nitride (GaN); gigabit per second (G); high-definition multimedia interface (HDMI); high-electron-mobility transistor (HEMT); indium phosphide (InP); infrared (IR); integrated circuit (IC); intellectual property (IP); kilowatt (kW); light-emitting diode (LED); machine learning (ML); millimeter (mm); nanometer (nm); near-infrared (NIR); optical circuit switches (OCS); optically pumped semiconductor laser (OPSL); organic light-emitting diode (OLED); original equipment manufacturer (OEM); photonic integrated circuits (PICs); polymerase chain reaction (PCR); printed circuit board (PCB); radio frequency (RF); research and development (R&D); silicon carbide (SiC); terabit per second (T); three-dimensional (3D); ultraviolet (UV); vertical-cavity surface-emitting laser (VCSEL); virtual reality (VR); watt (W); wavelength selective switching (WSS); zinc selenide (ZnSe); and zinc sulfide (ZnS). General Description of Business Coherent develops, manufactures, and markets lasers, transceivers, and other optical and optoelectronic devices, modules, and systems, as well as engineered materials, for use in datacenter & communications, as well as industrial applications, including precision manufacturing, energy, semiconductor & display capital equipment, and instrumentation. We generate nearly all of our revenues, earnings, and cash flows from developing, manufacturing, and marketing a wide range of products and services for our end markets. Coherent has broad technical expertise and a deep technology stack in areas of importance to our products, including materials growth and fabrication of specialty materials, lasers including semiconductor and high power lasers, passive optics including isolators, transceivers, transport equipment, high power lasers for semiconductor capital equipment, display manufacturing, precision manufacturing, consumer electronics, life sciences applications, and scientific research. Many of our products include custom integrated software that we develop internally, leveraging our deep domain expertise. Information Regarding Reporting Segments and Foreign Operations Effective July 1, 2025, the Company realigned its organizational structure and now identifies multiple operating segments, which are aggregated into two