March 9, 2015

Rosetta Resources Inc. (ROSE) (the “Company”) announced today it intends to commence an underwritten public offering of 12,000,000 shares of the Company’s common stock. The Company intends to use the net proceeds from this offering to repay outstanding borrowings under the Company’s revolving credit facility and for general corporate purposes. The Company intends to grant the underwriter a 30-day option

Calumet Specialty Products Partners, L.P. (CLMT) (“Calumet”) announced today the commencement, subject to market conditions, of an underwritten public offering of 6,000,000 common units. Calumet also intends to grant the underwriters the option to purchase up to 900,000 additional common units. Calumet intends to use the net proceeds from this common unit offering, including a proportionate capital contribution from its

Enbridge Energy Partners, L.P. (NYSE: EEP) (“Enbridge Partners” or the “Partnership”) announced today it has commenced, subject to market conditions, an underwritten public offering of 8 million of its Class A Common Units representing limited partner interests. The Partnership is expected to grant the underwriters a 30-day option to purchase up to an additional 1.2 million Class A Common Units.

Callon Petroleum Company (CPE) (“Callon” or the “Company”) today announced that it has commenced, subject to market and other conditions, an underwritten public offering of 9,000,000 shares of its common stock. The underwriter will have an option to purchase up to an additional 1,350,000 shares of common stock from the Company. All of the shares to be sold in this

Proved Reserves Increase 95% with Oil Reserves Increasing 126% and Proved Developed Reserves Increasing 165% HOUSTON, TX / ACCESSWIRE / March 9, 2015 / Earthstone Energy, Inc. (NYSE MKT: ESTE) (“Earthstone” or the “Company”) today reported 2014 year-end proved reserves and comparative production for the years ended December 31, 2014 and 2013. Further, the Company provided an operations update and

Crestwood Midstream Partners LP (NYSE:CMLP) (“Crestwood Midstream”) announced today its intention, subject to market and other conditions, to offer $700 million in aggregate principal amount of unsecured Senior Notes due 2023 (the “Notes”) in a private offering that is exempt from the registration requirements of the Securities Act of 1933, as amended (the “Securities Act”). The Notes will be guaranteed