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 35,719 1,333,302 SH   OTR 1 0 1,333,302 0
Alliance Holdings GP LP Com Units LP 01861G100 4,817 179,805 SH   SOLE   179,805 0 0
Alliance Res Partner L P Ut Ltd Part 01877R108 67,280 3,415,224 SH   OTR 1 0 3,415,224 0
Alliance Res Partner L P Ut Ltd Part 01877R108 11,219 569,472 SH   SOLE   569,472 0 0
Alliant Energy Corp Com 018802108 24,104 565,687 SH   OTR 1 0 565,687 0
Alliant Energy Corp Com 018802108 3,572 83,830 SH   SOLE   83,830 0 0
American Elec Pwr Inc Com 025537101 97,018 1,318,713 SH   OTR 1 0 1,318,713 0
American Elec Pwr Inc Com 025537101 10,596 144,025 SH   SOLE   144,025 0 0
American Wtr Wks Co Inc New Com 030420103 6,544 71,532 SH   OTR 1 0 71,532 0
American Wtr Wks Co Inc New Com 030420103 1,030 11,260 SH   SOLE   11,260 0 0
Amerigas Partners L P Unit L P Int 030975106 121,061 2,618,664 SH   OTR 1 0 2,618,664 0
Amerigas Partners L P Unit L P Int 030975106 23,824 515,334 SH   SOLE   515,334 0 0
Atmos Energy Corp Com 049560105 23,754 276,561 SH   OTR 1 0 276,561 0
Atmos Energy Corp Com 049560105 2,773 32,280 SH   SOLE   32,280 0 0
BP Midstream Partners LP Unit Ltd Ptnr 0556EL109 21,218 1,031,525 SH   OTR 1 0 1,031,525 0
BP Midstream Partners LP Unit Ltd Ptnr 0556EL109 8,746 425,176 SH   SOLE   425,176 0 0
Buckeye Partners LP Unit LTD Partn 118230101 37,082 748,380 SH   OTR 1 0 748,380 0
Buckeye Partners LP Unit LTD Partn 118230101 156 3,150 SH   SOLE   3,150 0 0
Chesapeake Utils Corp Com 165303108 19,585 249,331 SH   OTR 1 0 249,331 0
Chesapeake Utils Corp Com 165303108 2,039 25,952 SH   SOLE   25,952 0 0
CMS Energy Corp Com 125896100 49,902 1,055,016 SH   OTR 1 0 1,055,016 0
CMS Energy Corp Com 125896100 3,591 75,910 SH   SOLE   75,910 0 0
CorEnergy Infrastructure TR Com New 21870U502 16,027 419,545 SH   OTR 1 0 419,545 0
CorEnergy Infrastructure TR Com New 21870U502 857 22,442 SH   SOLE   22,442 0 0
Dominion Energy Midstrm Prtn Com Ut Rep Ltd 257454108 5,310 174,400 SH   OTR 1 0 174,400 0
Dominion Energy Midstrm Prtn Com Ut Rep Ltd 257454108 3,359 110,320 SH   SOLE   110,320 0 0
Duke Energy Corp New Com New 26441C204 71,413 849,043 SH   OTR 1 0 849,043 0
Duke Energy Corp New Com New 26441C204 3,563 42,365 SH   SOLE   42,365 0 0
Edison Intl Com 281020107 8,986 142,092 SH   OTR 1 0 142,092 0
Edison Intl Com 281020107 3,217 50,870 SH   SOLE   50,870 0 0
Enbridge Energy Management L Shs Units LLI 29250X103 181,603 13,562,564 SH   OTR 1 0 13,562,564 0
Enbridge Energy Management L Shs Units LLI 29250X103 10,296 768,966 SH   SOLE   768,966 0 0
Enbridge Energy Partners L P Com 29250R106 144,352 10,452,745 SH   OTR 1 0 10,452,745 0
Enbridge Energy Partners L P Com 29250R106 37,483 2,714,181 SH   SOLE   2,714,181 0 0
Enbridge Inc Com 29250N105 100,230 2,562,784 SH   OTR 1 0 2,562,784 0
Enbridge Inc Com 29250N105 14,634 374,173 SH   SOLE   374,173 0 0
Enterprise Prods Partners L Com 293792107 410,092 15,469,314 SH   OTR 1 0 15,469,314 0
Enterprise Prods Partners L Com 293792107 131,465 4,959,072 SH   SOLE   4,959,072 0 0
EQT Midstream Partners LP Unit LTD Partn 26885B100 197,174 2,697,314 SH   OTR 1 0 2,697,314 0
EQT Midstream Partners LP Unit LTD Partn 26885B100 51,576 705,553 SH   SOLE   705,553 0 0
Eversource Energy Com 30040W108 66,356 1,050,270 SH   OTR 1 0 1,050,270 0
Eversource Energy Com 30040W108 9,052 143,280 SH   SOLE   143,280 0 0
Exelon Corp Com 30161N101 139,632 3,543,059 SH   OTR 1 0 3,543,059 0
Exelon Corp Com 30161N101 12,267 311,267 SH   SOLE   311,267 0 0
Holly Energy Partners L P Com Ut Ltd Ptn 435763107 155,354 4,781,580 SH   OTR 1 0 4,781,580 0
Holly Energy Partners L P Com Ut Ltd Ptn 435763107 53,404 1,643,692 SH   SOLE   1,643,692 0 0
Idacorp Inc Com 451107106 25,158 275,367 SH   OTR 1 0 275,367 0
Idacorp Inc Com 451107106 1,964 21,500 SH   SOLE   21,500 0 0
Infrareit Inc Com 45685l100 17,005 915,254 SH   OTR 1 0 915,254 0
Infrareit Inc Com 45685l100 6,715 361,420 SH   SOLE   361,420 0 0
Kinder Morgan Inc Del Com 49456B101 191,520 10,598,783 SH   OTR   0 10,598,783 0
Kinder Morgan Inc Del Com 49456B101 29,390 1,626,444 SH   SOLE   1,626,444 0 0
Magellan Midstream Prtnrs LP Com Unit RP LP 559080106 220,068 3,102,173 SH   OTR 1 0 3,102,173 0
Magellan Midstream Prtnrs LP Com Unit RP LP 559080106 65,760 926,987 SH   SOLE   926,987 0 0
National Grid PLC SPON ADR NEW 636274409 89,012 1,513,553 SH   OTR 1 0 1,513,553 0
National Grid PLC SPON ADR NEW 636274409 16,378 278,493 SH   SOLE   278,493 0 0
New Jersey Res Com 646025106 31,387 780,776 SH   OTR 1 0 780,776 0
New Jersey Res Com 646025106 7,353 182,909 SH   SOLE   182,909 0 0
NextEra Energy Inc Com 65339F101 104,992 672,208 SH   OTR 1 0 672,208 0
NextEra Energy Inc Com 65339F101 21,979 140,717 SH   SOLE   140,717 0 0
NextEra Energy Partners L P Com Unit Part In 65341B106 189,373 4,392,796 SH   OTR 1 0 4,392,796 0
NextEra Energy Partners L P Com Unit Part In 65341B106 58,361 1,353,778 SH   SOLE   1,353,778 0 0
Nisource Inc Com 65473P105 20,975 817,116 SH   OTR 1 0 817,116 0
Oneok Inc. New Com 682680103 219,524 4,107,095 SH   OTR 1 0 4,107,095 0
Oneok Inc. New Com 682680103 35,818 670,120 SH   SOLE   670,120 0 0
Phillips 66 Partners LP Com Unit Rep Int 718549207 81,078 1,548,776 SH   OTR 1 0 1,548,776 0
Phillips 66 Partners LP Com Unit Rep Int 718549207 53,621 1,024,276 SH   SOLE   1,024,276 0 0
Plains All Amern Pipeline L Unit Ltd Partn 726503105 111,122 5,383,807 SH   OTR 1 0 5,383,807 0
Plains All Amern Pipeline L Unit Ltd Partn 726503105 27,369 1,326,022 SH   SOLE   1,326,022 0 0
PPL Corp Com 69351T106 10,802 349,020 SH   OTR 1 0 349,020 0
PPL Corp Com 69351T106 3,074 99,320 SH   SOLE   99,320 0 0
Public SVC Enterprise Group Com 744573106 104,884 2,036,590 SH   OTR 1 0 2,036,590 0
Public SVC Enterprise Group Com 744573106 19,408 376,861 SH   SOLE   376,861 0 0
Sempra Energy Com 816851109 51,092 477,853 SH   OTR 1 0 477,853 0
Sempra Energy Com 816851109 10,330 96,613 SH   SOLE   96,613 0 0
Shell Midstream Partners LP Unit Ltd Int 822634101 38,097 1,277,560 SH   OTR 1 0 1,277,560 0
Shell Midstream Partners LP Unit Ltd Int 822634101 37,392 1,253,935 SH   SOLE   1,253,935 0 0
Southern Co Com 842587107 55,740 1,159,078 SH   OTR 1 0 1,159,078 0
Southern Co Com 842587107 6,481 134,765 SH   SOLE   134,765 0 0
Spectra Energy Partners LP Com 84756N109 166,159 4,202,304 SH   OTR 1 0 4,202,304 0
Spectra Energy Partners LP Com 84756N109 48,954 1,238,094 SH   SOLE   1,238,094 0 0
Suburban Propane Partners L Unit Ltd Partn 864482104 5,135 212,000 SH   OTR 1 0 212,000 0
Suburban Propane Partners L Unit Ltd Partn 864482104 10 395 SH   SOLE   395 0 0
Tallgrass Energy Partners LP Com Unit 874697105 14,215 310,034 SH   OTR 1 0 310,034 0
Tallgrass Energy Partners LP Com Unit 874697105 1,886 41,126 SH   SOLE   41,126 0 0
Targa Res Corp Com 87612G101 49,353 1,019,266 SH   OTR 1 0 1,019,266 0
Targa Res Corp Com 87612G101 199 4,100 SH   SOLE   4,100 0 0
TC Pipelines LP Ut Com Ltd Prt 87233Q108 239,313 4,506,845 SH   OTR 1 0 4,506,845 0
TC Pipelines LP Ut Com Ltd Prt 87233Q108 66,164 1,246,019 SH   SOLE   1,246,019 0 0
Transcanada Corp Com 89353D107 226,810 4,663,044 SH   OTR 1 0 4,663,044 0
Transcanada Corp Com 89353D107 37,158 763,934 SH   SOLE   763,934 0 0
Transmontaigne Partners L P Com Unit L P 89376V100 22,711 575,691 SH   OTR 1 0 575,691 0
Transmontaigne Partners L P Com Unit L P 89376V100 3,386 85,841 SH   SOLE   85,841 0 0
UGI Corp New Com 902681105 71,620 1,525,445 SH   OTR 1 0 1,525,445 0
UGI Corp New Com 902681105 9,216 196,299 SH   SOLE   196,299 0 0
Valero Energy Partners LP Com Unt Rep LP 91914J102 5,320 119,548 SH   OTR 1 0 119,548 0
Valero Energy Partners LP Com Unt Rep LP 91914J102 3,243 72,885 SH   SOLE   72,885 0 0
Westlake Chem Partners LP Com Unit RP LP 960417103 11,936 478,378 SH   OTR 1 0 478,378 0
Westlake Chem Partners LP Com Unit RP LP 960417103 17,465 699,993 SH   SOLE   699,993 0 0
Williams Cos Inc Del Com 969457100 217,490 7,133,174 SH   OTR 1 0 7,133,174 0
Williams Cos Inc Del Com 969457100 1,486 48,725 SH   SOLE   48,725 0 0
Williams Partners L P New Com Unit Ltd Par 96949L105 96,727 2,494,252 SH   OTR 1 0 2,494,252 0
Williams Partners L P New Com Unit Ltd Par 96949L105 47,368 1,221,464 SH   SOLE   1,221,464 0 0
WEC Energy Group Inc Com 92939U106 50,730 763,667 SH   OTR 1 0 763,667 0
WEC Energy Group Inc Com 92939U106 3,083 46,410 SH   SOLE   46,410 0 0
Xcel Energy Inc Com 98389B100 40,306 837,782 SH   OTR 1 0 837,782 0
Xcel Energy Inc Com 98389B100 3,328 69,180 SH   SOLE   69,180 0 0