Retail investors now wield considerable power in the stock market. And after years of exerting more influence over stock moves, one analyst argues their standing in the financial world has moved up a level. "Retail investors used to be at the little kids' table at Thanksgiving, and you'd give them a little cookie," Wedbush Securities managing director Dan Ives said during Yahoo Finance's Invest event on Thursday. "Now, they're at the adult table — they're front and center." On major companies such as R ...