AAOI vs NDSN Comparison

Applied Optoelectronics Inc is a provider of fiber-optic networking products, for four networking end-markets; internet data center, CATV, telecom, and FTTH. The Company designs and manufactures a wide range of optical communications products at varying levels of integration, from components, subassemblies, and modules to meet turn-key equipment. Through direct sales personnel, and manufacturing teams in the United States, China, and Taiwan, the company coordinates with customers to determine product design, qualifications, and performance. The Company has manufacturing and research and development facilities located in the U.S., Taiwan, and China.

Nordson manufactures equipment (including pumps, valves, dispensers, applicators, filters, and pelletizers) used for dispensing adhesives, coatings, sealants, and other materials. The firm serves a diverse range of end markets, including packaging, medical, electronics, and industrial. Nordson's business is organized into three segments: industrial precision solutions, medical and fluid solutions, and advanced technology solutions. The company generated approximately $2.8 billion in revenue in its fiscal 2025.