The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE
OMB APPROVAL
OMB Number: 3235-0006
Estimated average burden
hours per response: 23.8
COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8
VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY
NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
ALCOA CORP COM 013872106 1,661 70,968 SH   SOLE   70,968 0 0
ANTERO MIDSTREAM CORP COM 03676B102 3,710 323,715 SH   SOLE   323,715 0 0
CHENIERE ENERGY PARTNERS LP COM UNIT 16411Q101 1,289 30,568 SH   SOLE   30,568 0 0
CNX MIDSTREAM PARTNERS LP COM UNIT REPST 12654A101 2,972 211,548 SH   SOLE   211,548 0 0
CONCHO RES INC COM 20605P101 2,248 21,783 SH   SOLE   21,783 0 0
CONOCOPHILLIPS COM 20825C104 1,007 16,500 SH   SOLE   16,500 0 0
CONTINENTAL RESOURCES INC COM 212015101 1,793 42,602 SH   SOLE   42,602 0 0
DELEK US HLDGS INC NEW COM 24665A103 2,813 69,416 SH   SOLE   69,416 0 0
DIAMONDBACK ENERGY INC COM 25278X109 2,903 26,644 SH   SOLE   26,644 0 0
ENERGY TRANSFER LP COM UT LTD PTN 29273V100 12,589 894,103 SH   SOLE   894,103 0 0
ENLINK MIDSTREAM LLC COM UNIT REP LTD 29336T100 2,299 227,846 SH   SOLE   227,846 0 0
ENTERPRISE PRODS PARTNERS L COM 293792107 12,126 420,010 SH   SOLE   420,010 0 0
EXXON MOBIL CORP COM 30231G102 1,552 20,250 SH   SOLE   20,250 0 0
FLUOR CORP NEW COM 343412102 1,204 35,752 SH   SOLE   35,752 0 0
GREENBRIER COS INC COM 393657101 1,540 50,663 SH   SOLE   50,663 0 0
HALLIBURTON CO COM 406216101 1,796 78,992 SH   SOLE   78,992 0 0
HUNTSMAN CORP COM 447011107 1,705 83,417 SH   SOLE   83,417 0 0
KINDER MORGAN INC DEL COM 49456B101 4,194 200,873 SH   SOLE   200,873 0 0
MAGELLAN MIDSTREAM PRTNRS LP COM UNIT RP LP 559080106 5,936 92,744 SH   SOLE   92,744 0 0
MARATHON OIL CORP COM 565849106 2,261 159,147 SH   SOLE   159,147 0 0
MARATHON PETE CORP COM 56585A102 2,480 44,379 SH   SOLE   44,379 0 0
MPLX LP COM UNIT REP LTD 55336V100 7,646 237,536 SH   SOLE   237,536 0 0
MRC GLOBAL INC COM 55345K103 1,837 107,275 SH   SOLE   107,275 0 0
OCCIDENTAL PETE CORP COM 674599105 1,899 37,763 SH   SOLE   37,763 0 0
ONEOK INC NEW COM 682680103 4,844 70,403 SH   SOLE   70,403 0 0
PARSLEY ENERGY INC CL A 701877102 2,552 134,229 SH   SOLE   134,229 0 0
PATTERSON UTI ENERGY INC COM 703481101 1,693 147,060 SH   SOLE   147,060 0 0
PHILLIPS 66 PARTNERS LP COM UNIT REP INT 718549207 4,112 83,316 SH   SOLE   83,316 0 0
PIONEER NAT RES CO COM 723787107 1,849 12,017 SH   SOLE   12,017 0 0
PLAINS ALL AMERN PIPELINE L UNIT LTD PARTN 726503105 6,793 278,992 SH   SOLE   278,992 0 0
PROPETRO HLDG CORP COM 74347M108 1,503 72,589 SH   SOLE   72,589 0 0
QUANTA SVCS INC COM 74762E102 1,832 47,974 SH   SOLE   47,974 0 0
ROYAL DUTCH SHELL PLC SPONS ADR A 780259206 1,545 23,750 SH   SOLE   23,750 0 0
SHELL MIDSTREAM PARTNERS L P UNIT LTD INT 822634101 5,140 248,054 SH   SOLE   248,054 0 0
TALLGRASS ENERGY LP CLASS A SHS 874696107 715 33,879 SH   SOLE   33,879 0 0
TARGA RES CORP COM 87612G101 4,689 119,447 SH   SOLE   119,447 0 0
TPI COMPOSITES INC COM 87266J104 1,059 42,850 SH   SOLE   42,850 0 0
VALERO ENERGY CORP NEW COM 91913Y100 2,538 29,650 SH   SOLE   29,650 0 0
WESTLAKE CHEM CORP COM 960413102 2,045 29,438 SH   SOLE   29,438 0 0
WILLIAMS COS INC DEL COM 969457100 8,916 317,973 SH   SOLE   317,973 0 0
WPX ENERGY INC COM 98212B103 2,330 202,456 SH   SOLE   202,456 0 0