U.S. investigation of alleged manipulation of currency markets is said to expand to include Russian ruble and Brazilian real.

Clearinghouses and Wall Street say leverage-ratio rule needs to change so cost of derivatives trades doesn't skyrocket.

Clearinghouses and Wall Street say leverage-ratio rule needs to change so cost of derivatives trades doesn't skyrocket.

CFTC commissioner Mark Wetjen is leaving after almost four years.

CFTC commissioner Mark Wetjen is leaving after almost four years.

Fight over the impact of Dodd-Frank reforms shifts to federal financial spending bill.

Fight over the impact of Dodd-Frank reforms shifts to federal financial spending bill.

FDIC vice chairman fights congressional efforts to block requirements that banks and their affiliates post collateral for internal swaps trades.