Hermosa Beach-based virtual payment company Virtual Piggy, Inc. was this week’s biggest mover, gaining 79 percent to close at 11 cents. Lion Biotechnologies Inc. was also among the week’s big movers. Stocks for the clinical stage biotech company focused on cancer immunotherapy rose 49 percent to close at $8.65. Chatsworth-based Capstone Turbine Corporation was the week’s biggest loser, dropping 7 percent to $1.44.