GHC vs GNTX Comparison

Graham Holdings Company is a diversified holding company with operations spanning educational services, television broadcasting, healthcare, manufacturing, automotive dealerships, and other businesses. The Company's education activities are conducted through Kaplan, whose services include academic preparation programs for international students, English-language programs, exam preparation, and career and academic advisement. These services are provided to students, schools, and colleges, both domestically and outside the United States. It operates through seven reportable segments: Kaplan International, Kaplan Higher Education, Kaplan Supplemental Education, Television Broadcasting, CSI, Manufacturing and Automotive, with key revenue coming from the Education and Automotive segments.

Gentex was founded in 1974 to produce smoke-detection equipment. The company sold its first glare-control interior mirror in 1982 and its first model using electrochromic technology in 1987. Automotive revenue is about 98% of total revenue. The company is constantly developing new applications for the technology to remain on top. Sales in 2024 totaled about $2.3 billion, with 47.7 million mirrors shipped. The unit mix breaks out as 63% interior and 37% exterior, versus 31% exterior in 2019. The company is based in Zeeland, Michigan.