Certain Class A Common Stock of Spark Energy, Inc. are subject to a Lock-Up Agreement Ending on 24-JAN-2015. These Class A Common Stock will be under lockup for 180 days starting from 28-JUL-2014 to 24-JAN-2015.

Details:
The executive officers, directors and certain affiliates, including NuDevco have agreed not to sell any shares of Class A common stock or securities convertible into, exchangeable for, exercisable for, or repayable with Class A common stock without the prior written consent of Robert W. Baird & Co. Incorporated for a period of 180-days from the date of the prospectus.