Mary Jo White asked equity committee to consider refinements to circuit breakers, which could exacerbate volatility if triggered.
US listed options volumes saw a 5% surge in June, as Brexit rocks the market.
Former Citibank employee slapped with jail time after hacking US systems, following a meeting with his boss on work performance.
Traders in US look to scale back on commissions as regional dealers pick up market share.
The Office for Financial Research in US says bond investors are at risk of heavy losses following Brexit, as interest rate risk remains high.
UBS survey finds majority of US investors see the presidential election as ‘game-changing’.
Secretary Lew praises Wall Street reform for strengthening bank balance sheets, and pulling derivatives “out of the shadows”.
US trade association says the FSOC has no basis for financial stability concerns over liquidity management.
SIFMA has questioned the justification for broker-dealers bearing financial burden of CAT NMS plans in the US.
Equities trading volumes soared on day of Brexit result, as June volumes climb to highest number in 5 years.