X0306 4 2017-04-20 1 0001532930 Seventy Seven Energy Inc. NONE 0001611087 Minmier James 777 N.W. 63RD STREET OKLAHOMA CITY OK 73116 0 1 0 0 President - Nomac Drilling Common Stock 2017-04-20 4 D 0 184891 D 0 D Pursuant to the Agreement, (i) at the effective time of the Merger, 47,391 shares of common stock of the Issuer were each converted into the right to receive the Merger Consideration and (ii) immediately prior to the Merger, 137,500 restricted stock units vested and were each converted into the right to receive, less applicable tax withholdings, the Merger Consideration. This Form 4 reports securities disposed pursuant to the terms of an Agreement and Plan of Merger (the "Agreement"), dated as of December 12, 2016, a copy of which is filed as Exhibit 2.1 to the Issuer's Form 8-K filed with the SEC on December 13, 2016, and by which the Issuer became a wholly owned subsidiary (the "Merger") of Patterson-UTI Energy, Inc. ("Patterson-UTI") on April 20, 2017 (the "effective time"). At the effective time, each issued and outstanding share of the common stock of the Issuer was converted into the right to receive 1.7851 Patterson-UTI common shares, with cash paid in lieu of fractional shares, in accordance with the Merger Agreement (the "Merger Consideration"). On the day prior to the closing of the Merger, each share of Patterson-UTI received in the Merger had a value of $22.69 based on the closing price of Patterson-UTI common stock on the NASDAQ on such date. /s/ David Treadwell Attorney-in-Fact 2017-04-20