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 1,998 70,968 SH   SOLE   70,968 0 0
ANADARKO PETE CORP COM 032511107 2,568 56,474 SH   SOLE   56,474 0 0
ANDEAVOR LOGISTICS LP COM UNIT LP INT 03350F106 1,384 39,262 SH   SOLE   39,262 0 0
ANTERO MIDSTREAM CORP COM 03676B102 4,029 292,365 SH   SOLE   292,365 0 0
ANTERO RES CORP COM 03674X106 1,496 169,390 SH   SOLE   169,390 0 0
BP MIDSTREAM PARTNERS LP UNIT LTD PTNR 0556EL109 1,205 83,261 SH   SOLE   83,261 0 0
BUCKEYE PARTNERS L P UNIT LTD PARTN 118230101 1,079 31,717 SH   SOLE   31,717 0 0
CALLON PETE CO DEL COM 13123X102 1,570 207,991 SH   SOLE   207,991 0 0
CF INDS HLDGS INC COM 125269100 2,307 56,444 SH   SOLE   56,444 0 0
CHENIERE ENERGY PARTNERS LP COM UNIT 16411Q101 1,239 29,551 SH   SOLE   29,551 0 0
CNX MIDSTREAM PARTNERS LP COM UNIT REPST 12654A101 3,191 209,807 SH   SOLE   209,807 0 0
CONCHO RES INC COM 20605P101 2,417 21,783 SH   SOLE   21,783 0 0
CONTINENTAL RESOURCES INC COM 212015101 2,073 46,302 SH   SOLE   46,302 0 0
DELEK US HLDGS INC NEW COM 24665A103 2,528 69,416 SH   SOLE   69,416 0 0
DIAMONDBACK ENERGY INC COM 25278X109 2,705 26,644 SH   SOLE   26,644 0 0
ENCANA CORP COM 292505104 1,779 245,715 SH   SOLE   245,715 0 0
ENERGY TRANSFER LP COM UT LTD PTN 29273V100 14,363 934,500 SH   SOLE   934,500 0 0
ENLINK MIDSTREAM LLC COM UNIT REP LTD 29336T100 2,877 225,132 SH   SOLE   225,132 0 0
ENTERPRISE PRODS PARTNERS L COM 293792107 11,234 386,053 SH   SOLE   386,053 0 0
FLUOR CORP NEW COM 343412102 1,646 44,727 SH   SOLE   44,727 0 0
GREENBRIER COS INC COM 393657101 1,633 50,663 SH   SOLE   50,663 0 0
HALLIBURTON CO COM 406216101 1,926 65,742 SH   SOLE   65,742 0 0
HESS MIDSTREAM PARTNERS LP UNIT LTD PR INT 428104103 326 15,385 SH   SOLE   15,385 0 0
HUNTSMAN CORP COM 447011107 2,011 89,417 SH   SOLE   89,417 0 0
KINDER MORGAN INC DEL COM 49456B101 5,204 260,047 SH   SOLE   260,047 0 0
MAGELLAN MIDSTREAM PRTNRS LP COM UNIT RP LP 559080106 4,363 71,956 SH   SOLE   71,956 0 0
MARATHON OIL CORP COM 565849106 2,275 136,147 SH   SOLE   136,147 0 0
MARATHON PETE CORP COM 56585A102 2,656 44,379 SH   SOLE   44,379 0 0
MPLX LP COM UNIT REP LTD 55336V100 6,277 190,839 SH   SOLE   190,839 0 0
MRC GLOBAL INC COM 55345K103 2,078 118,875 SH   SOLE   118,875 0 0
OASIS PETE INC NEW COM 674215108 1,151 190,545 SH   SOLE   190,545 0 0
OCCIDENTAL PETE CORP COM 674599105 2,500 37,763 SH   SOLE   37,763 0 0
ONEOK INC NEW COM 682680103 3,556 50,921 SH   SOLE   50,921 0 0
PARSLEY ENERGY INC CL A 701877102 2,801 145,145 SH   SOLE   145,145 0 0
PATTERSON UTI ENERGY INC COM 703481101 2,062 147,060 SH   SOLE   147,060 0 0
PHILLIPS 66 PARTNERS LP COM UNIT REP INT 718549207 4,299 82,123 SH   SOLE   82,123 0 0
PIONEER NAT RES CO COM 723787107 2,686 17,639 SH   SOLE   17,639 0 0
PLAINS ALL AMERN PIPELINE L UNIT LTD PARTN 726503105 6,786 276,872 SH   SOLE   276,872 0 0
PROPETRO HLDG CORP COM 74347M108 2,531 112,276 SH   SOLE   112,276 0 0
QUANTA SVCS INC COM 74762E102 1,565 41,474 SH   SOLE   41,474 0 0
SHELL MIDSTREAM PARTNERS L P UNIT LTD INT 822634101 4,998 244,379 SH   SOLE   244,379 0 0
SOLARIS OILFIELD INFRSTR INC COM CL A 83418M103 1,516 92,219 SH   SOLE   92,219 0 0
SUMMIT MATLS INC CL A 86614U100 1,670 105,200 SH   SOLE   105,200 0 0
TALLGRASS ENERGY LP CLASS A SHS 874696107 2,130 84,708 SH   SOLE   84,708 0 0
TARGA RES CORP COM 87612G101 8,208 197,554 SH   SOLE   197,554 0 0
TELLURIAN INC NEW COM 87968A104 920 82,135 SH   SOLE   82,135 0 0
WESTERN MIDSTREAM PARTNERS L COM UNIT LP INT 958669103 1,880 59,963 SH   SOLE   59,963 0 0
WESTLAKE CHEM CORP COM 960413102 1,400 20,638 SH   SOLE   20,638 0 0
WILLIAMS COS INC DEL COM 969457100 10,765 374,832 SH   SOLE   374,832 0 0
WPX ENERGY INC COM 98212B103 2,804 213,906 SH   SOLE   213,906 0 0