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 34,211 1,313,298 SH   OTR 1 0 1,313,298 0
Alliance Holdings GP LP Com Units LP 01861G100 14,775 567,165 SH   SOLE   567,165 0 0
Alliance Res Partner L P Ut Ltd Part 01877R108 112,377 5,066,599 SH   OTR 1 0 5,066,599 0
Alliance Res Partner L P Ut Ltd Part 01877R108 31,670 1,427,877 SH   SOLE   1,427,877 0 0
Alliant Energy Corp Com 018802108 8,832 230,541 SH   OTR 1 0 230,541 0
Alliant Energy Corp Com 018802108 2,892 75,480 SH   SOLE   75,480 0 0
American Elec Pwr Inc Com 025537101 71,212 1,109,051 SH   OTR 1 0 1,109,051 0
American Elec Pwr Inc Com 025537101 10,478 163,180 SH   SOLE   163,180 0 0
American Wtr Wks Co Inc New Com 030420103 213 2,840 SH   SOLE   2,840 0 0
Amerigas Partners L P Unit L P Int 030975106 79,436 1,739,736 SH   OTR 1 0 1,739,736 0
Amerigas Partners L P Unit L P Int 030975106 12,929 283,158 SH   SOLE   283,158 0 0
Atmos Energy Corp Com 049560105 3,867 51,933 SH   OTR 1 0 51,933 0
Atmos Energy Corp Com 049560105 471 6,330 SH   SOLE   6,330 0 0
Buckeye Partners LP Unit LTD Partn 118230101 70,091 978,924 SH   OTR 1 0 978,924 0
Buckeye Partners LP Unit LTD Partn 118230101 11,672 163,020 SH   SOLE   163,020 0 0
Chesapeake Utils Corp Com 165303108 27,273 446,658 SH   OTR 1 0 446,658 0
Chesapeake Utils Corp Com 165303108 6,827 111,800 SH   SOLE   111,800 0 0
CMS Energy Corp Com 125896100 20,314 483,550 SH   OTR 1 0 483,550 0
CMS Energy Corp Com 125896100 2,542 60,520 SH   SOLE   60,520 0 0
Columbia Pipeline Partners LP Com UT Repstg 198281107 58,413 3,619,127 SH   OTR 1 0 3,619,127 0
Columbia Pipeline Partners LP Com UT Repstg 198281107 33,768 2,092,185 SH   SOLE   2,092,185 0 0
CorEnergy Infrastructure TR Com New 21870U502 12,438 424,058 SH   OTR 1 0 424,058 0
CorEnergy Infrastructure TR Com New 21870U502 462 15,757 SH   SOLE   15,757 0 0
Duke Energy Corp Com New 26441C204 74,325 928,593 SH   OTR 1 0 928,593 0
Duke Energy Corp Com New 26441C204 4,938 61,700 SH   SOLE   61,700 0 0
Enbridge Energy Management L Shs Units LLI 29250X103 192,055 7,549,337 SH   OTR 1 0 7,549,337 0
Enbridge Energy Management L Shs Units LLI 29250X103 32,063 1,260,327 SH   SOLE   1,260,327 0 0
Enbridge Energy Partners L P Com 29250R106 161,233 6,340,253 SH   OTR 1 0 6,340,253 0
Enbridge Energy Partners L P Com 29250R106 27,057 1,063,995 SH   SOLE   1,063,995 0 0
ENBRIDGE INC Com 29250N105 49,742 1,124,627 SH   OTR 1 0 1,124,627 0
ENBRIDGE INC Com 29250N105 7,684 173,729 SH   SOLE   173,729 0 0
Enterprise Prods Partners L Com 293792107 361,582 13,086,589 SH   OTR 1 0 13,086,589 0
Enterprise Prods Partners L Com 293792107 102,936 3,725,506 SH   SOLE   3,725,506 0 0
EQT Midstream Partners LP Unit LTD Partn 26885B100 139,353 1,829,015 SH   OTR 1 0 1,829,015 0
EQT Midstream Partners LP Unit LTD Partn 26885B100 47,857 628,128 SH   SOLE   628,128 0 0
Eversource Energy Com 30040W108 60,525 1,117,112 SH   OTR 1 0 1,117,112 0
Eversource Energy Com 30040W108 17,819 328,885 SH   SOLE   328,885 0 0
Exelon Corp Com 30161N101 64,067 1,924,507 SH   OTR 1 0 1,924,507 0
Exelon Corp Com 30161N101 133 4,000 SH   SOLE   4,000 0 0
Holly Energy Partners L P Com Ut Ltd Ptn 435763107 138,939 4,094,858 SH   OTR 1 0 4,094,858 0
Holly Energy Partners L P Com Ut Ltd Ptn 435763107 54,306 1,600,537 SH   SOLE   1,600,537 0 0
Idacorp Inc Com 451107106 16,448 210,119 SH   OTR 1 0 210,119 0
Idacorp Inc Com 451107106 2,218 28,330 SH   SOLE   28,330 0 0
Infrareit Inc Com 45685l100 18,341 1,011,059 SH   OTR 1 0 1,011,059 0
Infrareit Inc Com 45685l100 2,354 129,770 SH   SOLE   129,770 0 0
Kinder Morgan Inc Del Com 49456B101 112,577 4,867,145 SH   OTR 1 0 4,867,145 0
Kinder Morgan Inc Del Com 49456B101 47,414 2,049,904 SH   SOLE   2,049,904 0 0
Kinder Morgan Inc Del *W EXP 05/25/201 49456B119 0 15,360 SH   SOLE   15,360 0 0
Kinder Morgan Inc Del PFD SER A 49456B200 2,003 40,000 SH   SOLE   40,000 0 0
Magellan Midstream Prtnrs LP Com Unit RP LP 559080106 194,961 2,756,017 SH   OTR 1 0 2,756,017 0
Magellan Midstream Prtnrs LP Com Unit RP LP 559080106 42,481 600,524 SH   SOLE   600,524 0 0
National Grid PLC SPON ADR NEW 636274300 58,726 825,846 SH   OTR 1 0 825,846 0
National Grid PLC SPON ADR NEW 636274300 11,468 161,274 SH   SOLE   161,274 0 0
New Jersey Res Com 646025106 13,589 413,555 SH   OTR 1 0 413,555 0
New Jersey Res Com 646025106 5,962 181,442 SH   SOLE   181,442 0 0
NextEra Energy Inc Com 65339F101 66,646 544,848 SH   OTR 1 0 544,848 0
NextEra Energy Inc Com 65339F101 17,910 146,417 SH   SOLE   146,417 0 0
NextEra Energy Partners L P Com Unit Part In 65341B106 97,802 3,496,684 SH   OTR 1 0 3,496,684 0
NextEra Energy Partners L P Com Unit Part In 65341B106 31,807 1,137,176 SH   SOLE   1,137,176 0 0
NGL Energy Partners LP Com Unit Repst 62913M107 19,250 1,021,746 SH   OTR 1 0 1,021,746 0
NGL Energy Partners LP Com Unit Repst 62913M107 368 19,552 SH   SOLE   19,552 0 0
Nisource Inc Com 65473P105 5,964 247,381 SH   OTR 1 0 247,381 0
Nisource Inc Com 65473P105 148 6,140 SH   SOLE   6,140 0 0
One Gas Inc. Com 68235P108 4,382 70,857 SH   OTR 1 0 70,857 0
One Gas Inc. Com 68235P108 221 3,575 SH   SOLE   3,575 0 0
Oneok Inc. New Com 682680103 54,145 1,053,617 SH   OTR 1 0 1,053,617 0
Oneok Partners LP Unit Ltd Partn 68268N103 113,926 2,851,724 SH   OTR 1 0 2,851,724 0
Oneok Partners LP Unit Ltd Partn 68268N103 24,497 613,197 SH   SOLE   613,197 0 0
Plains All Amern Pipeline L Unit Ltd Partn 726503105 225,414 7,176,509 SH   OTR 1 0 7,176,509 0
Plains All Amern Pipeline L Unit Ltd Partn 726503105 57,677 1,836,256 SH   SOLE   1,836,256 0 0
Public SVC Enterprise Group Com 744573106 66,175 1,580,494 SH   OTR 1 0 1,580,494 0
Public SVC Enterprise Group Com 744573106 4,178 99,774 SH   SOLE   99,774 0 0
Scana Corp New Com 80589M102 44,767 618,588 SH   OTR 1 0 618,588 0
Scana Corp New Com 80589M102 9,867 136,335 SH   SOLE   136,335 0 0
Sempra Energy Com 816851109 69,797 651,148 SH   OTR 1 0 651,148 0
Sempra Energy Com 816851109 16,167 150,830 SH   SOLE   150,830 0 0
Shell Midstream Partners LP Unit Ltd Int 822634101 1,354 42,200 SH   OTR 1 0 42,200 0
Southern Co Com 842587107 24,261 472,918 SH   OTR 1 0 472,918 0
Southern Co Com 842587107 511 9,970 SH   SOLE   9,970 0 0
Spectra Energy Corp Com 847560109 30,688 717,844 SH   OTR 1 0 717,844 0
Spectra Energy Corp Com 847560109 0 0 SH   SOLE   0 0 0
Spectra Energy Partners LP Com 84756N109 186,214 4,262,167 SH   OTR 1 0 4,262,167 0
Spectra Energy Partners LP Com 84756N109 60,197 1,377,816 SH   SOLE   1,377,816 0 0
Suburban Propane Partners L Unit Ltd Partn 864482104 60,388 1,813,457 SH   OTR 1 0 1,813,457 0
Suburban Propane Partners L Unit Ltd Partn 864482104 12,328 370,220 SH   SOLE   370,220 0 0
Tallgrass Energy Partners LP Com Unit 874697105 60,083 1,246,527 SH   OTR 1 0 1,246,527 0
Tallgrass Energy Partners LP Com Unit 874697105 13,944 289,297 SH   SOLE   289,297 0 0
Targa Res Corp Com 87612G101 33,703 686,282 SH   OTR 1 0 686,282 0
Targa Res Corp Com 87612G101 3,731 75,980 SH   SOLE   75,980 0 0
TC Pipelines LP Ut Com Ltd Prt 87233Q108 142,251 2,494,325 SH   OTR 1 0 2,494,325 0
TC Pipelines LP Ut Com Ltd Prt 87233Q108 39,634 694,962 SH   SOLE   694,962 0 0
Transcanada Corp Com 89353D107 254,886 5,359,242 SH   OTR 1 0 5,359,242 0
Transcanada Corp Com 89353D107 56,314 1,184,054 SH   SOLE   1,184,054 0 0
Transmontaigne Partners L P Com Unit L P 89376V100 19,800 479,890 SH   OTR 1 0 479,890 0
Transmontaigne Partners L P Com Unit L P 89376V100 3,474 84,208 SH   SOLE   84,208 0 0
UGI Corp New Com 902681105 37,293 824,338 SH   OTR 1 0 824,338 0
UGI Corp New Com 902681105 6,149 135,924 SH   SOLE   135,924 0 0
Westlake Chem Partners LP Com Unit RP LP 960417103 7,489 327,901 SH   OTR 1 0 327,901 0
Westlake Chem Partners LP Com Unit RP LP 960417103 8,713 381,464 SH   SOLE   381,464 0 0
Williams Cos Inc Del Com 969457100 105,370 3,428,910 SH   OTR 1 0 3,428,910 0
Williams Cos Inc Del Com 969457100 25,877 842,067 SH   SOLE   842,067 0 0
Williams Partners L P NEW Com Unit L P 96949L105 67,245 1,808,144 SH   OTR 1 0 1,808,144 0
Williams Partners L P NEW Com Unit L P 96949L105 1,514 40,714 SH   SOLE   40,714 0 0
WEC Energy Group Inc Com 92939U106 24,569 410,304 SH   OTR 1 0 410,304 0
WEC Energy Group Inc Com 92939U106 429 7,170 SH   SOLE   7,170 0 0
Xcel Energy Inc Com 98389B100 9,429 229,185 SH   OTR 1 0 229,185 0
Xcel Energy Inc Com 98389B100 1,715 41,680 SH   SOLE   41,680 0 0