of future returns. Price and availability are subject to change without notice. Additional information is available upon request. PZM 08/13 20:05 Avalanche Biotechnologies, Inc. Reports Second Quarter 2015 Financial Results and Provides Update on AVA-101 Program BFW 08/13 20:24 *AVALANCHE WON'T START A PHASE 26 TRIAL OF AVA-

request. PZM 08/13 20:05 Avalanche Biotechnologies, Inc. Reports Second Quarter 2015 Financial Results and Provides Update on AVA-101 Program BFW 08/13 20:24 "AVALANCHE WON'T START A PHASE 2B TRIAL OF AVA-