Facebook has confirmed that the FBI, SEC, and FTC have all joined the Justice Department in asking questions about user data being improperly shared with political consulting firm Cambridge Analytica. Facebook could not confirm whether the agencies are coordinating their efforts.

The stock slipped roughly 1.5 percent after-hours on Monday after The Washington Post first reported that federal investigators were broadening their inquiries into the company's data sharing practices. The stock closed down 2.35 percent on Tuesday as trading ended early for the Independence Day holiday.