Microsoft is being investigated by the Federal Trade Commission in a wide-ranging antitrust probe, making it the fifth Big Tech company to fall under such scrutiny in several years. The demand for information that spans hundreds of pages and culminates over a year of informal discussions with Microsoft competitors and partners.

The FTC has launched an antitrust investigation into Microsoft, according to multiple reports — corroborating earlier reporting by the Financial Times.

The Federal Trade Commission sent a broad request to the tech giant asking for information on its cloud, software and AI businesses.