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
Alliance Holdings GP LP Com Units LP 01861G100 18,089 1,237,290 SH   OTR 1 0 1,237,290 0
Alliance Holdings GP LP Com Units LP 01861G100 5,354 366,240 SH   SOLE   366,240 0 0
Alliance Res Partner L P Ut Ltd Part 01877R108 51,767 4,443,516 SH   OTR 1 0 4,443,516 0
Alliance Res Partner L P Ut Ltd Part 01877R108 8,913 765,052 SH   SOLE   765,052 0 0
Alliant Energy Corp Com 018802108 7,568 101,891 SH   OTR 1 0 101,891 0
Alliant Energy Corp Com 018802108 1,573 21,180 SH   SOLE   21,180 0 0
American Elec Pwr Inc Com 025537101 61,927 932,636 SH   OTR 1 0 932,636 0
American Elec Pwr Inc Com 025537101 7,092 106,810 SH   SOLE   106,810 0 0
American Water Works Co Inc Com 030420103 1,968 28,550 SH   SOLE   28,550 0 0
Amerigas Partners L P Unit L P Int 030975106 82,809 1,904,959 SH   OTR 1 0 1,904,959 0
Amerigas Partners L P Unit L P Int 030975106 12,906 296,898 SH   SOLE   296,898 0 0
Aqua America Inc Com 03836W103 17 520 SH   SOLE   520 0 0
Atmos Energy Corp Com 049560105 33,404 449,819 SH   OTR 1 0 449,819 0
Atmos Energy Corp Com 049560105 9,639 129,795 SH   SOLE   129,795 0 0
Buckeye Partners LP Unit Ltd Partn 118230101 40,626 597,962 SH   OTR 1 0 597,962 0
Buckeye Partners LP Unit Ltd Partn 118230101 4,508 66,360 SH   SOLE   66,360 0 0
Chesapeake Utils Corp Com 165303108 24,379 387,159 SH   OTR 1 0 387,159 0
Chesapeake Utils Corp Com 165303108 2,810 44,620 SH   SOLE   44,620 0 0
CMS Energy Corp Com 125896100 18,314 431,536 SH   OTR 1 0 431,536 0
CMS Energy Corp Com 125896100 1,282 30,210 SH   SOLE   30,210 0 0
Columbia Pipeline Partners LP Com UT Repstg 198281107 46,125 3,159,253 SH   OTR 1 0 3,159,253 0
Columbia Pipeline Partners LP Com UT Repstg 198281107 20,747 1,421,013 SH   SOLE   1,421,013 0 0
CorEnergy Infrastructure TR Com New 21870U502 7,785 387,139 SH   OTR 1 0 387,139 0
CorEnergy Infrastructure TR Com New 21870U502 132 6,585 SH   SOLE   6,585 0 0
Dominion Res Inc VA New Com 25746U109 866 11,530 SH   SOLE   11,530 0 0
Duke Energy Corp Com New 26441C204 22,871 283,480 SH   OTR 1 0 283,480 0
Enbridge Energy Management L Shs Units LLI 29250X103 115,831 6,453,004 SH   OTR 1 0 6,453,004 0
Enbridge Energy Management L Shs Units LLI 29250X103 24,360 1,357,097 SH   SOLE   1,357,097 0 0
Enbridge Energy Partners L P Com 29250R106 130,343 7,114,788 SH   OTR 1 0 7,114,788 0
Enbridge Energy Partners L P Com 29250R106 10,461 571,020 SH   SOLE   571,020 0 0
ENBRIDGE INC Com 29250N105 50,263 1,291,780 SH   OTR 1 0 1,291,780 0
ENBRIDGE INC Com 29250N105 5,480 140,826 SH   SOLE   140,826 0 0
Enterprise Prods Partners L Com 293792107 304,380 12,363,135 SH   OTR 1 0 12,363,135 0
Enterprise Prods Partners L Com 293792107 66,450 2,699,013 SH   SOLE   2,699,013 0 0
EQT Midstream Partners LP Unit LTD Partn 26885B100 119,880 1,610,638 SH   OTR 1 0 1,610,638 0
EQT Midstream Partners LP Unit LTD Partn 26885B100 29,316 393,880 SH   SOLE   393,880 0 0
Eversource Energy Com 30040W108 46,254 792,839 SH   OTR 1 0 792,839 0
Eversource Energy Com 30040W108 11,364 194,783 SH   SOLE   194,783 0 0
Exelon Corp Com 30161N101 53,473 1,491,147 SH   OTR 1 0 1,491,147 0
Exelon Corp Com 30161N101 143 4,000 SH   SOLE   4,000 0 0
Holly Energy Partners L P Com Ut Ltd Ptn 435763107 124,271 3,673,390 SH   OTR 1 0 3,673,390 0
Holly Energy Partners L P Com Ut Ltd Ptn 435763107 37,803 1,117,428 SH   SOLE   1,117,428 0 0
Idacorp Inc Com 451107106 13,854 185,740 SH   OTR 1 0 185,740 0
Idacorp Inc Com 451107106 1,771 23,740 SH   SOLE   23,740 0 0
Infrareit Inc Com 45685L100 15,396 902,971 SH   OTR 1 0 902,971 0
Infrareit Inc Com 45685L100 907 53,200 SH   SOLE   53,200 0 0
Kinder Morgan Inc Del Com 49456B101 128,628 7,202,018 SH   OTR 1 0 7,202,018 0
Kinder Morgan Inc Del Com 49456B101 30,642 1,715,678 SH   SOLE   1,715,678 0 0
Kinder Morgan Inc Del *W EXP 05/25/201 49456B119 1 15,360 SH   SOLE   15,360 0 0
Kinder Morgan Inc Del Pfd Ser A 49456B200 1,804 40,000 SH   SOLE   40,000 0 0
Magellan Midstream Prtnrs LP Com Unit RP LP 559080106 176,281 2,562,228 SH   OTR 1 0 2,562,228 0
Magellan Midstream Prtnrs LP Com Unit RP LP 559080106 30,329 440,825 SH   SOLE   440,825 0 0
National Grid PLC SPON ADR NEW 636274300 53,394 747,602 SH   OTR 1 0 747,602 0
National Grid PLC SPON ADR NEW 636274300 8,132 113,866 SH   SOLE   113,866 0 0
New Jersey Res Com 646025106 26,832 736,548 SH   OTR 1 0 736,548 0
New Jersey Res Com 646025106 7,963 218,582 SH   SOLE   218,582 0 0
NextEra Energy Inc Com 65339F101 66,486 561,818 SH   OTR 1 0 561,818 0
NextEra Energy Inc Com 65339F101 11,792 99,642 SH   SOLE   99,642 0 0
NextEra Energy Partners L P Com Unit Part In 65341B106 77,381 2,845,949 SH   OTR 1 0 2,845,949 0
NextEra Energy Partners L P Com Unit Part In 65341B106 20,086 738,738 SH   SOLE   738,738 0 0
NGL Energy Partners LP Com Unit Repst 62913M107 12,631 1,679,617 SH   OTR 1 0 1,679,617 0
NGL Energy Partners LP Com Unit Repst 62913M107 46 6,162 SH   SOLE   6,162 0 0
Nisource Inc Com 65473P105 22,128 939,227 SH   OTR 1 0 939,227 0
Nisource Inc Com 65473P105 478 20,300 SH   SOLE   20,300 0 0
One Gas Inc. Com 68235P108 13,824 226,249 SH   OTR 1 0 226,249 0
One Gas Inc. Com 68235P108 3,838 62,817 SH   SOLE   62,817 0 0
Oneok Inc. New Com 682680103 28,195 944,249 SH   OTR 1 0 944,249 0
Oneok Partners LP Unit Ltd Partn 68268N103 82,313 2,621,440 SH   OTR 1 0 2,621,440 0
Oneok Partners LP Unit Ltd Partn 68268N103 15,326 488,100 SH   SOLE   488,100 0 0
Plains All Amern Pipeline L Unit Ltd Partn 726503105 142,023 6,772,683 SH   OTR 1 0 6,772,683 0
Plains All Amern Pipeline L Unit Ltd Partn 726503105 28,370 1,352,906 SH   SOLE   1,352,906 0 0
Public SVC Enterprise Group Com 744573106 64,978 1,378,396 SH   OTR 1 0 1,378,396 0
Public SVC Enterprise Group Com 744573106 3,808 80,780 SH   SOLE   80,780 0 0
Scana Corp New Com 80589M102 39,018 556,202 SH   OTR 1 0 556,202 0
Scana Corp New Com 80589M102 3,880 55,310 SH   SOLE   55,310 0 0
Sempra Energy Com 816851109 38,388 368,941 SH   OTR 1 0 368,941 0
Sempra Energy Com 816851109 10,275 98,752 SH   SOLE   98,752 0 0
Southern Co Com 842587107 21,996 425,204 SH   OTR 1 0 425,204 0
Southern Co Com 842587107 292 5,640 SH   SOLE   5,640 0 0
Spectra Energy Corp Com 847560109 38,586 1,260,986 SH   OTR 1 0 1,260,986 0
Spectra Energy Corp Com 847560109 247 8,070 SH   SOLE   8,070 0 0
Spectra Energy Partners LP Com 84756N109 166,469 3,459,447 SH   OTR 1 0 3,459,447 0
Spectra Energy Partners LP Com 84756N109 41,935 871,472 SH   SOLE   871,472 0 0
Suburban Propane Partners L Unit Ltd Partn 864482104 58,605 1,960,700 SH   OTR 1 0 1,960,700 0
Suburban Propane Partners L Unit Ltd Partn 864482104 2,401 80,330 SH   SOLE   80,330 0 0
Tallgrass Energy Partners LP Com Unit 874697105 85,372 2,227,868 SH   OTR 1 0 2,227,868 0
Tallgrass Energy Partners LP Com Unit 874697105 18,106 472,507 SH   SOLE   472,507 0 0
Targa Res Corp Com 87612G101 16,350 547,565 SH   OTR 1 0 547,565 0
Targa Res Corp Com 87612G101 896 30,000 SH   SOLE   30,000 0 0
TC Pipelines LP Ut Com Ltd Prt 87233Q108 100,465 2,083,470 SH   OTR 1 0 2,083,470 0
TC Pipelines LP Ut Com Ltd Prt 87233Q108 25,140 521,356 SH   SOLE   521,356 0 0
Transcanada Corp Com 89353D107 224,437 5,709,406 SH   OTR 1 0 5,709,406 0
Transcanada Corp Com 89353D107 33,014 839,829 SH   SOLE   839,829 0 0
Transmontaigne Partners L P Com Unit L P 89376V100 28,576 779,693 SH   OTR 1 0 779,693 0
Transmontaigne Partners L P Com Unit L P 89376V100 4,501 122,799 SH   SOLE   122,799 0 0
UGI Corp New Com 902681105 52,842 1,311,532 SH   OTR 1 0 1,311,532 0
UGI Corp New Com 902681105 5,976 148,327 SH   SOLE   148,327 0 0
Westlake Chem Partners LP Com Unit RP LP 960417103 5,793 294,074 SH   OTR 1 0 294,074 0
Westlake Chem Partners LP Com Unit RP LP 960417103 4,649 235,975 SH   SOLE   235,975 0 0
Williams Cos Inc Del Com 969457100 17,281 1,075,360 SH   OTR 1 0 1,075,360 0
Williams Partners L P New Com Unit Ltd Par 96949L105 34,621 1,692,944 SH   OTR 1 0 1,692,944 0
Williams Partners L P New Com Unit Ltd Par 96949L105 433 21,197 SH   SOLE   21,197 0 0
WEC Energy Group Inc Com 92939U106 36,025 599,712 SH   OTR 1 0 599,712 0
WEC Energy Group Inc Com 92939U106 1,585 26,390 SH   SOLE   26,390 0 0
Xcel Energy Inc Com 98389B100 8,120 194,174 SH   OTR 1 0 194,174 0
Xcel Energy Inc Com 98389B100 1,797 42,960 SH   SOLE   42,960 0 0