Capstone Turbine Corp., Breitburn Energy Partners Among Week’s Biggest Movers Business Journal Staff - April 15, 2016 0 Chatsworth microturbine maker Capstone Turbine Corp. was the week’s biggest mover, gaining 45 percent to close at $2. Pasadena’s Arrowhead Pharmaceuticals Inc. was also among the week’s big movers. Its shares rose 20 percent to close at $6.23. Breitburn Energy Partners of downtown Los Angeles was the week’s biggest loser, dropping 28 percent to close at 40 cents.