F1The amount reported consists of 25,985 shares of restricted stock approved by the Issuer's board of directors to be granted to Nathan Walton, in his capacity as non-employee directors of the Issuer. Mr. Walton is associated with Ares Management LLC and the other Ares Entities (as defined below). Pursuant to the policies of the Ares Entities and the direction of Mr. Walton, the Issuer issued these restricted shares directly to Ares Management LLC on May 4, 2017. Mr. Walton does not have any beneficial ownership of or pecuniary interest in such restricted shares.
F2The amount reported reflects an aggregate of 20,741,822 shares of Common Stock, in the following amounts: 5,318,165 shares by AF IV Energy II AIV B1, L.P., 844,106 shares by AF IV Energy II AIV A1, L.P., 1,266,030 shares by AF IV Energy II AIV A2, L.P., 534,517 shares by AF IV Energy II AIV A3, L.P., 546,576 shares by AF IV Energy II AIV A4, L.P., 700,520 shares by AF IV Energy II AIV A5, L.P., 548,602 shares by AF IV Energy II AIV A6, L.P., 281,382 shares by AF IV Energy II AIV A7, L.P., 545,844 shares by AF IV Energy II AIV A8, L.P., 565,817 shares by AF IV Energy II AIV A9, L.P., 844,106 shares by AF IV Energy II AIV A10, L.P., 316,486 shares by AF IV Energy II AIV A11, L.P., 562,616 shares by AF IV Energy II AIV A12, L.P., 257,070 shares by SSF III Halcon AIV B1, L.P., 1,101,652 shares by SSF III Halcon AIV 1, L.P., 165,271 shares by SSF III Halcon AIV 2, L.P., (continued in footnote 3)
F3315,830 shares by SSF III Halcon AIV 3, L.P., 1,786,808 shares by SSF IV Halcon AIV B1, L.P., 83,139 shares by SSF IV Halcon AIV 1, L.P., 612,742 shares by SSF IV Halcon AIV 2, L.P., 665,464 shares by SSF IV Halcon AIV 3, L.P., 166,411 shares by SSF IV Halcon AIV 4, L.P., 367,050 shares by SSF IV Halcon AIV 5, L.P., 617,385 shares by SSF IV Halcon AIV 6, L.P., 741,953 shares by SSF IV Halcon AIV 7, L.P., 292,519 shares by Ares Dynamic Credit Allocation Fund, Inc., 229,342 shares by Ares Strategic Investment Partners Ltd., 224,654 shares by Future Fund Board of Guardians, 95,790 shares by ASIP (Holdco) IV S.a.r.l., 42,051 shares by Ares Multi-Strategy Credit Fund V (H), L.P., 67,228 shares by Transatlantic Reinsurance Company and 34,696 shares by RSUI Indemnity Company. The manager of the foregoing entities (collectively, the "Purchasers") is Ares Management LLC. (continued in footnote 4)
F4The sole member of Ares Management LLC is Ares Management Holdings L.P. ("Ares Management Holdings") and the general partner of Ares Management Holdings is Ares Holdco LLC ("Ares Holdco"). The sole member of Ares Holdco is Ares Holdings Inc. ("Ares Holdings"), whose sole stockholder is Ares Management, L.P. ("Ares Management"). The general partner of Ares Management is Ares Management GP LLC ("Ares Management GP") and the sole member of Ares Management GP is Ares Partners Holdco LLC ("Ares Partners," and together with the Purchasers, Ares Management LLC, Ares Management Holdings, Ares Holdco, Ares Holdings, Ares Management, and Ares Management GP, the "Ares Entities"). Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, R. Kipp deVeer, David Kaplan, Antony Ressler and Bennett Rosenthal. (continued in footnote 5)
F5Decisions by Ares Partners' board of managers generally are made by a majority of the members, which majority, subject to certain conditions, must include Antony Ressler. Each of the Ares Entities (other than each Purchaser, with respect to the securities held directly by it) and the members of Ares Partners' board of managers and the other directors, officers, partners, stockholders, members and managers of the Ares Entities expressly disclaims beneficial ownership of these securities, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes. The address of each Ares Entity is 2000 Avenue of the Stars, 12th Floor, Los Angeles, CA 90067.

Remarks

Ares Management LLC and its affiliates designated three individuals who were appointed to the board of directors of the Issuer on September 9, 2016. Accordingly, Ares Management LLC and its affiliates listed hereon may be deemed to be a director by deputization.