Citigroup Global Markets, Inc. agreed to pay $18.3 million to settle SEC allegations that the dually registered investment adviser and broker-dealer overcharged clients on numerous advisory accounts.

SEC Chief Operating Officer Jeffery Heslop will leave the agency in February.

The SEC brought administrative proceedings against a brokerage firm, and civil proceedings against several firm customers, for a scheme involving $24.8 million in "penny stock" transactions.

Click on the links to view SEC notices of exchange rule changes and proposals for the week of January 23 – January 27.

CFTC Acting Chair J. Christopher Giancarlo appointed Amir Zaidi to lead the Division of Market Oversight, Vincent McGonagle to be Acting Director for the Division of Enforcement, and John Lawton to be Acting Director of the Enforcement Division.