Online broker banks on market-beating 'motifs' By: CNBC.com News May 09, 2014 at 13:44 PM EDT Ever had a big, broad investment idea? Now you can bet on it. Online brokerage start-up Motif Investing offers stock bundles based on thematic ideas. Read More >> Related Stocks: Activision Blizzard Electronic Arts Fireeye Inc JPMorgan Chase & Co Netease Inc ADR Sentinelone Inc Cl A