Today's Best Market Rumors (11/20/2012)

Updated throughout the day on the 24/7 Wall St. Wire:

New York State will file suit against Credit Suisse Group (NYSE: CS) over improper sales of mortgage-backed securities. (Reuters)

The SEC has begun to investigate major U.S. exchanges for their roles in high-speed trading. (WSJ)

Douglas A. McIntyre

Filed under: 24/7 Wall St. Wire, Rumors Tagged: CS