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
AMERIGAS PARTNERS L P UNIT L P INT 030975106 26,551,745 774,781 SH   SOLE   774,781 0 0
ANTERO MIDSTREAM PARTNERS LP UNT LTD PARTN 03673L103 48,524,722 2,126,412 SH   SOLE   2,126,412 0 0
ARCHROCK INC COM 03957W106 12,092,371 1,608,028 SH   SOLE   1,608,028 0 0
ARCHROCK PARTNERS L P COM UNITS REPSTG 03957U100 53,425,982 4,340,047 SH   SOLE   4,340,047 0 0
BOARDWALK PIPELINE PARTNERS UT LTD PARTNER 096627104 63,598,638 4,899,741 SH   SOLE   4,899,741 0 0
BUCKEYE PARTNERS L P UNIT LTD PARTN 118230101 364,599,365 5,527,583 SH   SOLE   5,527,583 0 0
CHENIERE ENERGY PARTNERS LP COM UNIT 16411Q101 27,855,013 1,068,470 SH   SOLE   1,068,470 0 0
COLUMBIA PIPELINE PARTNERS L COM UT REPSTG 198281107 39,646,440 2,268,103 SH   SOLE   2,268,103 0 0
CONE MIDSTREAM PARTNERS LP COM UNIT REPST 206812109 1,603,383 162,780 SH   SOLE   162,780 0 0
CRESTWOOD EQUITY PARTNERS LP UNIT LTD PARTNER 226344208 10,588,221 509,539 SH   SOLE   509,539 0 0
CROSSAMERICA PARTNERS LP UT LTD PTN INT 22758A105 70,405,750 2,716,271 SH   SOLE   2,716,271 0 0
DCP MIDSTREAM PARTNERS LP COM UT LTD PTN 23311P100 66,729,735 2,704,894 SH   SOLE   2,704,894 0 0
DOMINION MIDSTREAM PARTNERS COM UT REP LTD 257454108 27,796,921 906,618 SH   SOLE   906,618 0 0
ENBRIDGE ENERGY PARTNERS L P COM 29250R106 113,807,101 4,933,121 SH   SOLE   4,933,121 0 0
ENERGY TRANSFER EQUITY L P COM UT LTD PTN 29273V100 247,519,696 18,014,534 SH   SOLE   18,014,534 0 0
ENERGY TRANSFER PRTNRS L P UNIT LTD PARTN 29273R109 551,124,197 16,339,288 SH   SOLE   16,339,288 0 0
ENLINK MIDSTREAM PARTNERS LP COM UNIT REP LTD 29336U107 99,501,226 6,001,280 SH   SOLE   6,001,280 0 0
ENTERPRISE PRODS PARTNERS L COM 293792107 920,369,418 35,980,040 SH   SOLE   35,980,040 0 0
EQT MIDSTREAM PARTNERS LP UNIT LTD PARTN 26885B100 198,511,960 2,630,691 SH   SOLE   2,630,691 0 0
GASLOG LTD SHS G37585109 2,595,991 312,770 SH   SOLE   312,770 0 0
GENESIS ENERGY L P UNIT LTD PARTN 371927104 108,700,023 2,958,629 SH   SOLE   2,958,629 0 0
HOLLY ENERGY PARTNERS L P COM UT LTD PTN 435763107 36,532,171 1,173,159 SH   SOLE   1,173,159 0 0
KINDER MORGAN INC DEL COM 49456B101 58,796,200 3,940,764 SH   SOLE   3,940,764 0 0
MACQUARIE INFRASTRUCTURE COR COM 55608B105 192,810,920 2,655,798 SH   SOLE   2,655,798 0 0
MAGELLAN MIDSTREAM PRTNRS LP COM UNIT RP LP 559080106 429,395,190 6,322,073 SH   SOLE   6,322,073 0 0
MPLX LP COM UNIT REP LTD 55336V100 471,077,875 11,977,572 SH   SOLE   11,977,572 0 0
NGL ENERGY PARTNERS LP COM UNIT REPST 62913M107 41,486,378 3,757,824 SH   SOLE   3,757,824 0 0
NORTHERN TIER ENERGY LP COM UN REPR PART 665826103 16,730,541 646,966 SH   SOLE   646,966 0 0
NUSTAR ENERGY LP UNIT COM 67058H102 102,814,074 2,563,942 SH   SOLE   2,563,942 0 0
ONEOK PARTNERS LP UNIT LTD PARTN 68268N103 81,674,687 2,710,743 SH   SOLE   2,710,743 0 0
PBF LOGISTICS LP UNIT LTD PTNR 69318Q104 24,562,014 1,149,907 SH   SOLE   1,149,907 0 0
PENNTEX MIDSTREAM PARTNERS L COM UNIT LTD 709311104 9,486,650 733,693 SH   SOLE   733,693 0 0
PHILLIPS 66 COM 718546104 120,839,050 1,477,250 SH   SOLE   1,477,250 0 0
PHILLIPS 66 PARTNERS LP COM UNIT REP INT 718549207 30,159,005 491,189 SH   SOLE   491,189 0 0
PLAINS ALL AMERN PIPELINE L UNIT LTD PARTN 726503105 334,123,435 14,464,218 SH   SOLE   14,464,218 0 0
PLAINS GP HLDGS L P SHS A REP LTPN 72651A108 40,243,269 4,258,547 SH   SOLE   4,258,547 0 0
RICE MIDSTREAM PARTNERS LP UNIT LTD PARTN 762819100 90,947,324 6,741,833 SH   SOLE   6,741,833 0 0
SEMGROUP CORP CL A 81663A105 86,122,569 2,984,150 SH   SOLE   2,984,150 0 0
SHELL MIDSTREAM PARTNERS L P UNIT LTD INT 822634101 247,104,025 5,951,446 SH   SOLE   5,951,446 0 0
SPRAGUE RES LP COM UNIT REP LTD 849343108 8,613,982 427,069 SH   SOLE   427,069 0 0
SUMMIT MIDSTREAM PARTNERS LP COM UNIT LTD 866142102 50,245,285 2,682,610 SH   SOLE   2,682,610 0 0
SUNOCO LOGISTICS PRTNRS L P COM UNITS 86764L108 51,912,895 2,019,957 SH   SOLE   2,019,957 0 0
TALLGRASS ENERGY PARTNERS LP COM UNIT 874697105 72,391,629 1,756,652 SH   SOLE   1,756,652 0 0
TARGA RES CORP COM 87612G101 28,315,584 1,046,400 SH   SOLE   1,046,400 0 0
TARGA RESOURCES PARTNERS LP COM UNIT 87611X105 73,212,065 4,429,042 SH   SOLE   4,429,042 0 0
TEEKAY LNG PARTNERS L P PRTNRSP UNITS Y8564M105 29,724,115 2,260,389 SH   SOLE   2,260,389 0 0
TEEKAY OFFSHORE PARTNERS L P PARTNERSHIP UN Y8565J101 13,848,486 2,137,112 SH   SOLE   2,137,112 0 0
TESORO LOGISTICS LP COM UNIT LP 88160T107 178,484,084 3,546,981 SH   SOLE   3,546,981 0 0
TRANSCANADA CORP COM 89353D107 30,099,863 923,592 SH   SOLE   923,592 0 0
USA COMPRESSION PARTNERS LP COMUNIT LTDPAR 90290N109 19,503,275 1,697,413 SH   SOLE   1,697,413 0 0
VALERO ENERGY PARTNERS LP COM UNT REP LP 91914J102 76,409,276 1,480,513 SH   SOLE   1,480,513 0 0
VTTI ENERGY PARTNERS LP COM UNIT RP LT Y9384M101 52,739,628 2,544,121 SH   SOLE   2,544,121 0 0
WESTERN REFNG LOGISTICS LP COM UNIT REP LTP 95931Q205 89,853,774 3,663,016 SH   SOLE   3,663,016 0 0
WESTLAKE CHEM PARTNERS LP COM UNIT RP LP 960417103 36,825,565 1,660,305 SH   SOLE   1,660,305 0 0
WILLIAMS COS INC DEL COM 969457100 89,041,762 3,464,660 SH   SOLE   3,464,660 0 0
WILLIAMS PARTNERS L P NEW COM UNIT LTD PAR 96949L105 152,978,658 5,492,950 SH   SOLE   5,492,950 0 0