At Bloomberg, she anchored "InBusiness with Margaret Brennan", a weekday program broadcast live from the New York Stock Exchange that covered the top political, economic and global financial news impacting the marketplace. During her tenure, she broadcast live from Riyadh, Dubai, Cairo, London, Dublin, Abu Dhabi, and Davos. Brennan covered top breaking news stories involving the European debt crisis, the largest insider trading case in U.S. history, and the BP oil spill. She anchored live from Tahrir Square as Hosni Mubarak stepped down after 30 years in power.