The U.S. Federal Trade Commission has opened a broad antitrust investigation into Microsoft , including of its software licensing and cloud computing businesses, a source familiar with the matter said on Wednesday.

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 US Federal Trade Commission (FTC) has launched an antitrust investigation into Microsoft, scrutinizing its cloud computing, software licensing, cybersecurity, and AI businesses.