Arrowhead Research Corp (NASDAQ:ARWR) Investor Alert: Lawsuit Alleges Misleading Statements

San Diego, CA -- (SBWIRE) -- 10/20/2014 -- An investor, who purchased shares of Arrowhead Research Corp (NASDAQ:ARWR), filed a lawsuit in the U.S. District Court for the Central District of California over alleged violations of Federal Securities Laws by Arrowhead Research in connection with certain allegedly false and misleading statements made between August 12, 2014 and October 8, 2014.