Sec Form 3 Filing - BAY RESOURCE PARTNERS LP @ Liberty Oilfield Services Inc. - 2018-01-17

FORM 3 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person BAY RESOURCE PARTNERS LP 2. Issuer Name and Ticker or Trading Symbol Liberty Oilfield Services Inc. [ LBRT] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner _____ Officer (give title below) X __ Other (specify below) Member of 10% owner group (Last) (First) (Middle) 2300 WINDY RIDGE PARKWAY, SUITE 550 SOUTH 3. Date of Earliest Transaction (MM/DD/YY) 01/17/2018 (Street) ATLANTA, GA30339 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Class A Common Stock ( 1 ) ( 2 ) ( 3 ) 4,669,498 D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other BAY RESOURCE PARTNERS LP 2300 WINDY RIDGE PARKWAY SUITE 550 SOUTH ATLANTA, GA30339 Member of 10% owner group Signatures /s/ Philip J. Meyers 01/26/2018 Signature of Reporting Person Date

Explanation of Responses:

( 1 )This Form 3 is being jointly filed by Bay Resource Partners, L.P. ("Bay"), a Delaware limited partnership, Bay II Resource Partners, L.P. ("Bay II"), a Delaware limited partnership, Bay Resource Partners Offshore Master Fund, L.P. ("Bay Offshore"), an exempted limited partnership organized under the laws of the Cayman Islands, GMT Exploration Company LLC ("GMT Exploration"), a Delaware limited liability company, and Thomas E. Claugus ("Claugus"), a United States citizen. The foregoing persons are hereinafter sometimes collectively referred to as the Reporting Persons. Bay, Bay II, Bay Offshore, and Claugus, each have the same address as the designated filer in Item 1 of this Form 3. GMT Exploration's address is 1560 Broadway, Suite 2000, Denver, Colorado 80202. ( 2 )GMT Capital Corporation ("GMT Capital"), a Georgia corporation, is the general partner of Bay and Bay II and has the power to direct the affairs of Bay and Bay II, including the voting and disposition of shares. As the discretionary investment manager of Bay Offshore, GMT Capital has power to direct the voting and disposition of shares held by Bay Offshore. Claugus is the President of GMT Capital and in that capacity, directs the operations of each of Bay and Bay II and the voting and disposition of shares held by Bay Offshore. GMT Capital is also the non-discretionary manager of GMT Exploration through a separately managed account relationship. In addition, Claugus owns a controlling interest in GMT Exploration. GMT Capital and Claugus may be deemed to beneficially own indirect pecuniary interest as the result of performance-based fees and profit allocations. Each of GMT Capital and Calugus disclaims such beneficial ownership except to the extent ultimately realized. ( 3 )4,669,498 shares of common stock is the aggregate number of shares of common stock owned by the Reporting Persons and is owned as follows: Bay = 1,352,150 shares directly owned by it; Bay II = 1,136,742 shares directly owned by it; Bay Offshore = 1,751,495 shares beneficially owned by it; GMT Exploration = 267,974 shares directly owned by it; Claugus = 161,137 shares directly owned by him.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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