Regulators examine clearinghouse's risk policies after volatility blowup in February: Report
Regulators are looking into Options Clearing Corp.'s risk management models and margin rules after a spike in market volatility in February left many traders with steep losses, the WSJ reports. A widely followed barometer of market sentiment called the VIX, or CBOE Volatility Index, spiked in early February, causing a cascade of issues in the options market.