What Changes Petrosonic Energy Inc (PSON) Is Going Through? By: SBWire - Latest Press Releases May 13, 2013 at 11:20 AM EDT Las Vegas, NV -- (SBWIRE) -- 05/13/2013 -- Petrosonic Energy, Inc. (PSON) released quarter financial report for the period ended December 30, 012. Read More >> Related Stocks: Petrosonic Energy