Sec Form 4 Filing - Skolos Mark C. @ Hi-Crush Partners LP - 2019-02-01

FORM 4 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 Skolos Mark C. 2. Issuer Name and Ticker or Trading Symbol Hi-Crush Partners LP [ HCLP] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) General Counsel,CCO&Secretary (Last) (First) (Middle) 1330 POST OAK BLVD, SUITE 600 3. Date of Earliest Transaction (MM/DD/YY) 02/01/2019 (Street) HOUSTON, TX77056 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 Common Units representing limited partner interests 02/01/2019 M 15,305 A 131,567 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 Phantom Units ( 1 ) 02/01/2019 M 15,305 ( 2 ) 02/01/2019 02/01/2019 Common Units 15,305 ( 1 ) 252,396 ( 3 ) D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Skolos Mark C. 1330 POST OAK BLVD SUITE 600 HOUSTON, TX77056 General Counsel,CCO&Secretary Signatures /s/ Mark C. Skolos 02/04/2019 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Each phantom unit was the economic equivalent of, and was settled for, one Common Unit representing limited partner interests in the Partnership. ( 2 )The Reporting Person is a participant in the Hi-Crush Partners LP First Amended and Restated Long-Term Incentive Plan and received 15,942 phantom units on September 14, 2016 (the "2016 Performance Award") vesting based on the Partnership's performance compared to the performance of entities in a designated peer group for the three-year period ending December 31, 2018. 96% of the 2016 Performance Award phantom units vested and settled on February 1, 2019 and the remaining 4% of the 2016 Performance Award phantom units expired on that date. Each phantom unit represents the right to receive, upon vesting, one Common Unit representing limited partner interests in the Partnership, along with tandem distribution equivalent rights. The vesting phantom units expire upon settlement. ( 3 )Includes all phantom units beneficially owned by the Reporting Person following this reported transaction, including previously reported phantom units with varying vesting terms.

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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