Home Box Office, Inc.

Home Box Office, Inc. is an American media and entertainment company, operating as a subsidiary of Warner Bros. Discovery. Its primary business involves its namesake pay television network (HBO) and the sister service Cinemax. The company's programming consists mainly of theatrically released movies, original television series, documentaries, and specials. In addition to its core media operations, Home Box Office, Inc. makes strategic equity investments in companies. A notable investment was an equity stake in 3D graphics company OTOY in 2016 to develop next-generation media and holographic content.