WSJ - In a story about outages at brokerage firms on high volume days, Healthy Markets Research Director Chris Nagy is quoted “Every time there’s a large market move, it seems like this happens,” said Chris Nagy, a former managing director at TD Ameritrade who now works for Healthy Markets Association, an investor-advocacy group. “It makes you wonder: Have the brokers really done anything to improve their technology?” Nagy said that stock exchanges and larger off-exchange trading platforms are subject to regulations setting strict standards for systems integrity, a rule adopted by the Securities and Exchange Commission after the May 2010 “flash crash.” But those rules don’t apply to retail brokerages, even though their websites and apps serve millions of customers. (Full Story)