[Context: Wexford Capital-backed Mammoth Energy Services filed an S-1 to go public. Wexford also backed Diamondback Energy (NYSE: FANG). On October 17, 2012, It held 44% after Diamondback went public but now holds less than 1%, according to SEC filings. The company is also backed by Gulfport and Rhino Resources.]
From Mammoth’s S-1 filing:
Our Equity Sponsor
Mammoth Partners was formed by Wexford, a Greenwich, Connecticut based Securities and Exchange Commission, or SEC, registered investment advisor with approximately $2.7 billion under management as of June 30, 2016 and particular experience in the energy and natural resources sector.