Certain Preferred Units of New Source Energy Partners L.P. are subject to a Lock-Up Agreement Ending on 3-AUG-2015. These Preferred Units will be under lockup for 90 days starting from 5-MAY-2015 to 3-AUG-2015.

Details:
The New Source Energy GP, LLC's executive officers and directors and New Source Energy Partners L.P. (NYSE: NSLP)'s general partner and certain other affiliates have entered into lock-up agreements with the underwriters, pursuant to which, without the prior written approval of Stifel, Nicolaus & Company, Incorporated, they will not sell, directly or indirectly, Series A Preferred Units or securities convertible into or exchangeable or exercisable for Series A Preferred Units for a period of 90 days after the date of this prospectus.