Tags: SEC

A court ruling that sharply curtailed the ability of prosecutors including Manhattan U.S. Attorney Preet Bharara to pursue insider trading cases is increasingly testing regulators' abilities across the country.

U.S. securities regulators have accused two former Capital One Financial Corp data analysts with engaging in insider trading based on sales data the credit card issuer had collected from millions of its customers.

A former executive at a Chinese oil and gas company has avoided prison in the only U.S. criminal case to emerge from a broad accounting probe of China-based companies listed on American stock exchanges.