Filing Details

Accession Number:
0000899243-18-021021
Form Type:
4
Zero Holdings:
No
Publication Time:
2018-08-01 19:27:43
Reporting Period:
2018-07-30
Accepted Time:
2018-08-01 19:27:43
SEC Url:
Form 4 Filing
Issuer
Cik Name Symbol Sector (SIC) IRS No
1679268 Mammoth Energy Services Inc. TUSK Crude Petroleum & Natural Gas (1311) DE
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
874499 Gulfport Energy Corp 3001 Quail Springs Parkway
Oklahoma City OK 73134
Yes No Yes No
Reported Non-Derivative Transactions
Sec. Name Acquisiton - Disposition Date Amount Price Remaning Holdings Equity Swap Involved Form Type Code Nature of Ownership Explanation
Common Stock Disposition 2018-07-30 118,974 $38.01 9,829,548 No 4 S Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 S Direct
Footnotes
  1. These shares of common stock, par value $0.01 per share ("Common Stock") of Mammoth Energy Services, Inc. (the "Issuer"), were sold by Gulfport Energy Corporation ("Gulfport") to the underwriters in a secondary public offering of Common Stock at a price of $38.01 per share in connection with the underwriters' partial exercise of their option to purchase additional shares of the Issuer's Common Stock from Gulfport and the other selling stockholder granted by such selling stockholders in the previously reported June 2018 secondary offering (the "Option Exercise"). The Option Exercise closed on July 30, 2018.
  2. Of these securities, 4,877 are unvested restricted stock units ("RSUs") that were granted under the Issuer's 2016 Equity Incentive Plan and were assigned to Gulfport by its director designee to the Issuer's board of directors under the terms of his employment with Gulfport. Such director designee previously reported the acquisition of the RSUs in his Form 4 filings and indicated that these were assigned to Gulfport. Of these 4,877 unvested RSUs, 2,222 will vest on October 19, 2018 and 2,655 will vest on the earlier of June 7, 2019 and the date of the Issuer's 2019 Annual Meeting of Stockholders. Each RSU represents a contingent right to receive one share of Common Stock of the Issuer.