Former prosecutor Alex Oh will lead the U.S. regulator's enforcement division
The SEC has rewarded tips that uncovered misconduct and saved investors millions
The chief of the SEC's whistleblower office will depart later this month
Agency hands out its record-setting 40th financial award for an enforcement tip
The regulator says anonymous online markets were used to traffic information used in illegal trading
Twitter user faces an asset freeze and fraud allegations
Voluntary disclosures from public companies aren't adequate, SEC acting chair Herren Lee says
Requirements for fair trading between funds were first set in 1966
Regulator warns about blank-cheque companies endorsed by athletes and actors
Authorities allege Twitter was used to pump and dump crypto assets