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
GASLOG LTD SHS G37585109 811 41,075 SH   SOLE 0 41,075 0 0
GASLOG PARTNERS LP UNIT LTD PTNRP Y2687W108 2,591 103,627 SH   SOLE 0 103,627 0 0
ANDEAVOR COM 03349M105 3,348 21,813 SH   SOLE 0 21,813 0 0
ANDEAVOR LOGISTICS LP COM UNIT LP INT 03350F106 14,042 289,175 SH   SOLE 0 289,175 0 0
ANTERO MIDSTREAM PARTNERS LP UNT LTD PARTN 03673L103 115,662 4,035,646 SH   SOLE 0 4,035,646 0 0
ARCHROCK INC COM 03957W106 1,525 125,011 SH   SOLE 0 125,011 0 0
BP MIDSTREAM PARTNERS LP UNIT LTD PTNR 0556EL109 92,496 4,920,022 SH   SOLE 0 4,920,022 0 0
BP PLC SPONSORED ADR 055622104 11,720 254,230 SH   SOLE 0 254,230 0 0
CNX MIDSTREAM PARTNERS LP COM UNIT REPST 12654A101 14,421 749,156 SH   SOLE 0 749,156 0 0
CHENIERE ENERGY PARTNERS LP COM UNIT 16411Q101 382 9,673 SH   SOLE 0 9,673 0 0
CHENIERE ENERGY INC COM NEW 16411R208 176,488 2,539,766 SH   SOLE 0 2,539,766 0 0
CRESTWOOD EQUITY PARTNERS LP UNIT LTD PARTNER 226344208 566 15,391 SH   SOLE 0 15,391 0 0
DCP MIDSTREAM LP COM UT LTD PTN 23311P100 2,138 54,002 SH   SOLE 0 54,002 0 0
EQT MIDSTREAM PARTNERS LP UNIT LTD PARTN 26885B100 106,608 2,019,856 SH   SOLE 0 2,019,856 0 0
ENABLE MIDSTREAM PARTNERS LP COM UNIT RP IN 292480100 5,390 320,069 SH   SOLE 0 320,069 0 0
ENBRIDGE INC COM 29250N105 67,801 2,099,757 SH   SOLE 0 2,099,757 0 0
ENBRIDGE ENERGY PARTNERS L P COM 29250R106 389 35,439 SH   SOLE 0 35,439 0 0
ENBRIDGE ENERGY MANAGEMENT L SHS UNITS LLI 29250X103 37,510 3,435,005 SH   SOLE 0 3,435,005 0 0
ENERGY TRANSFER EQUITY L P COM UT LTD PTN 29273V100 235,725 13,524,083 SH   SOLE 0 13,524,083 0 0
ENERGY TRANSFER PARTNERS LP UNIT LTD PRT INT 29278N103 305,250 13,712,942 SH   SOLE 0 13,712,942 0 0
ENLINK MIDSTREAM LLC COM UNIT REP LTD 29336T100 23,280 1,415,192 SH   SOLE 0 1,415,192 0 0
ENLINK MIDSTREAM PARTNERS LP COM UNIT REP LTD 29336U107 137,473 7,375,154 SH   SOLE 0 7,375,154 0 0
ENTERPRISE PRODS PARTNERS L COM 293792107 369,617 12,865,182 SH   SOLE 0 12,865,182 0 0
ENVIVA PARTNERS LP COM UNIT 29414J107 1,277 40,166 SH   SOLE 0 40,166 0 0
GENESIS ENERGY L P UNIT LTD PARTN 371927104 157,472 6,622,031 SH   SOLE 0 6,622,031 0 0
KINDER MORGAN INC DEL COM 49456B101 103,020 5,810,499 SH   SOLE 0 5,810,499 0 0
MPLX LP COM UNIT REP LTD 55336V100 229,618 6,621,046 SH   SOLE 0 6,621,046 0 0
MACQUARIE INFRASTRUCTURE COR COM 55608B105 30,473 660,579 SH   SOLE 0 660,579 0 0
MAGELLAN MIDSTREAM PRTNRS LP COM UNIT RP LP 559080106 164,474 2,428,740 SH   SOLE 0 2,428,740 0 0
MARATHON PETE CORP COM 56585A102 17,001 212,590 SH   SOLE 0 212,590 0 0
NGL ENERGY PARTNERS LP COM UNIT REPST 62913M107 30,754 2,651,182 SH   SOLE 0 2,651,182 0 0
NEXTERA ENERGY PARTNERS LP COM UNIT PART IN 65341B106 35,044 722,548 SH   SOLE 0 722,548 0 0
NOBLE MIDSTREAM PARTNERS LP COM UNIT REPST 65506L105 39,689 1,120,840 SH   SOLE 0 1,120,840 0 0
ONEOK INC NEW COM 682680103 197,394 2,911,848 SH   SOLE 0 2,911,848 0 0
PEMBINA PIPELINE CORP COM 706327103 162,335 4,776,349 SH   SOLE 0 4,776,349 0 0
PHILLIPS 66 COM 718546104 12,711 112,768 SH   SOLE 0 112,768 0 0
PHILLIPS 66 PARTNERS LP COM UNIT REP INT 718549207 100,670 1,968,512 SH   SOLE 0 1,968,512 0 0
PLAINS ALL AMERN PIPELINE L UNIT LTD PARTN 726503105 204,457 8,174,996 SH   SOLE 0 8,174,996 0 0
PLAINS GP HLDGS L P LTD PARTNR INT A 72651A207 102,109 4,162,636 SH   SOLE 0 4,162,636 0 0
ROYAL DUTCH SHELL PLC SPONS ADR A 780259206 11,887 174,445 SH   SOLE 0 174,445 0 0
SEMGROUP CORP CL A 81663A105 47,327 2,146,366 SH   SOLE 0 2,146,366 0 0
SHELL MIDSTREAM PARTNERS L P UNIT LTD INT 822634101 181,599 8,493,878 SH   SOLE 0 8,493,878 0 0
SUNOCO LP COM U REP LP 86765K109 4,739 160,356 SH   SOLE 0 160,356 0 0
TALLGRASS ENERGY LP CLASS A SHS 874696107 162,409 6,887,578 SH   SOLE 0 6,887,578 0 0
TARGA RES CORP COM 87612G101 264,758 4,701,802 SH   SOLE 0 4,701,802 0 0
TELLURIAN INC NEW COM 87968A104 2,376 264,850 SH   SOLE 0 264,850 0 0
TRANSCANADA CORP COM 89353D107 73,597 1,819,013 SH   SOLE 0 1,819,013 0 0
USA COMPRESSION PARTNERS LP COMUNIT LTDPAR 90290N109 2,035 123,272 SH   SOLE 0 123,272 0 0
USD PARTNERS LP COM UT REP LTD 903318103 772 79,950 SH   SOLE 0 79,950 0 0
VALERO ENERGY CORP NEW COM 91913Y100 13,357 117,425 SH   SOLE 0 117,425 0 0
VALERO ENERGY PARTNERS LP COM UNT REP LP 91914J102 1,962 51,786 SH   SOLE 0 51,786 0 0
VIPER ENERGY PARTNERS LP COM UNT RP INT 92763M105 1,406 33,387 SH   SOLE 0 33,387 0 0
WESTERN GAS EQUITY PARTNERS COMUNT LTD PT 95825R103 109,841 3,668,699 SH   SOLE 0 3,668,699 0 0
WESTERN GAS PARTNERS LP COM UNIT LP IN 958254104 4,648 106,417 SH   SOLE 0 106,417 0 0
WESTLAKE CHEM PARTNERS LP COM UNIT RP LP 960417103 648 26,039 SH   SOLE 0 26,039 0 0
WILLIAMS COS INC DEL COM 969457100 406,805 14,961,560 SH   SOLE 0 14,961,560 0 0