Why Castlight’s IPO is a bargain at $1 billion By: MarketWatch March 10, 2014 at 10:28 AM EDT Castlight Health’s IPO is shaping up as a winner — maybe a big one, writes Tim Mullaney Read More >> Related Stocks: Athena Technology Acquisition Corp Cl A Benefitfocus Microsoft Salesforce Tesla, Inc. Wal-Mart Stores, Inc.