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 47,650 921,833 SH   OTR 1 0 921,833 0
Alliance Holdings GP LP Com Units LP 01861G100 16,354 316,377 SH   SOLE   316,377 0 0
Alliance Res Partner L P Ut Ltd Part 01877R108 117,779 3,523,153 SH   OTR 1 0 3,523,153 0
Alliance Res Partner L P Ut Ltd Part 01877R108 19,988 597,895 SH   SOLE   597,895 0 0
Alliant Energy Corp Com 018802108 9,737 154,553 SH   OTR 1 0 154,553 0
American Elec Pwr Inc Com 025537101 26,653 473,825 SH   OTR 1 0 473,825 0
American Elec Pwr Inc Com 025537101 1,350 24,000 SH   SOLE   24,000 0 0
American Water Works Co Inc Com 030420103 2,548 47,000 SH   SOLE   47,000 0 0
Amerigas Partners L P Unit L P Int 030975106 143,505 3,005,970 SH   OTR 1 0 3,005,970 0
Amerigas Partners L P Unit L P Int 030975106 29,249 612,677 SH   SOLE   612,677 0 0
Aqua America Inc Com 03836W103 791 30,000 SH   SOLE   30,000 0 0
Atmos Energy Corp Com 049560105 33,612 607,813 SH   OTR 1 0 607,813 0
Atmos Energy Corp Com 049560105 11,552 208,900 SH   SOLE   208,900 0 0
Chesapeake Utils Corp Com 165303108 8,578 169,501 SH   OTR 1 0 169,501 0
Chesapeake Utils Corp Com 165303108 789 15,590 SH   SOLE   15,590 0 0
CMS Energy Corp Com 125896100 24,199 693,189 SH   OTR 1 0 693,189 0
Columbia Pipeline Partners LP Com UT Repstg 198281107 20,059 724,406 SH   OTR 1 0 724,406 0
Columbia Pipeline Partners LP Com UT Repstg 198281107 4,964 179,280 SH   SOLE   179,280 0 0
Cone Midstream Partners LP Com Unit Repst 206812109 452 25,954 SH   SOLE   25,954 0 0
CorEnergy Infrastructure TR Com 21870U205 10,866 1,567,943 SH   OTR 1 0 1,567,943 0
CorEnergy Infrastructure TR Com 21870U205 1,203 173,629 SH   SOLE   173,629 0 0
Dominion Midstream Partners LP Com UT Rep Ltd 257454108 2,284 55,030 SH   SOLE   55,030 0 0
Dominion Res Inc VA New Com 25746U109 75,353 1,063,260 SH   OTR 1 0 1,063,260 0
Dominion Res Inc VA New Com 25746U109 8,333 117,583 SH   SOLE   117,583 0 0
Duke Energy Corp New Com New 26441C204 8,201 106,806 SH   OTR 1 0 106,806 0
Enbridge Energy Management L Shs Units LLI 29250X103 178,007 4,893,002 SH   OTR 1 0 4,893,002 0
Enbridge Energy Management L Shs Units LLI 29250X103 45,235 1,243,390 SH   SOLE   1,243,390 0 0
Enbridge Energy Partners L P Com 29250R106 195,496 5,428,946 SH   OTR 1 0 5,428,946 0
Enbridge Energy Partners L P Com 29250R106 3,473 96,440 SH   SOLE   96,440 0 0
Enbridge Inc Com 29250N105 114,819 2,367,392 SH   OTR 1 0 2,367,392 0
Enbridge Inc Com 29250N105 12,608 259,957 SH   SOLE   259,957 0 0
Energy Transfer Equity L P Com Ut Ltd Ptn 29273V100 131,578 2,076,669 SH   OTR 1 0 2,076,669 0
Energy Transfer Equity L P Com Ut Ltd Ptn 29273V100 10,869 171,551 SH   SOLE   171,551 0 0
Energy Transfer Prtnrs L P Unit Ltd Partn 29273R109 160,431 2,877,686 SH   OTR 1 0 2,877,686 0
Energy Transfer Prtnrs L P Unit Ltd Partn 29273R109 29,150 522,868 SH   SOLE   522,868 0 0
Enterprise Prods Partners L Com 293792107 271,709 8,251,099 SH   OTR 1 0 8,251,099 0
Enterprise Prods Partners L Com 293792107 58,747 1,783,999 SH   SOLE   1,783,999 0 0
EQT Midstream Partners LP Unit LTD Partn 26885B100 70,851 912,329 SH   OTR 1 0 912,329 0
EQT Midstream Partners LP Unit LTD Partn 26885B100 19,094 245,863 SH   SOLE   245,863 0 0
Eversource Energy Com 30040W108 50,593 1,001,445 SH   OTR 1 0 1,001,445 0
Eversource Energy Com 30040W108 14,371 284,461 SH   SOLE   284,461 0 0
Exelon Corp Com 30161N101 32,963 980,735 SH   OTR 1 0 980,735 0
Golar LNG Partners LP Com Unit LPI Y2745C102 28,779 1,070,267 SH   OTR 1 0 1,070,267 0
Golar LNG Partners LP Com Unit LPI Y2745C102 7,546 280,640 SH   SOLE   280,640 0 0
Hoegh LNG Parnters L P Com Unit Ltd Y3262R100 7,533 347,139 SH   OTR 1 0 347,139 0
Hoegh LNG Parnters L P Com Unit Ltd Y3262R100 1,066 49,140 SH   SOLE   49,140 0 0
Holly Energy Partners L P Com Ut Ltd Ptn 435763107 78,867 2,508,496 SH   OTR 1 0 2,508,496 0
Holly Energy Partners L P Com Ut Ltd Ptn 435763107 15,986 508,460 SH   SOLE   508,460 0 0
Idacorp Inc Com 451107106 10,555 167,894 SH   OTR 1 0 167,894 0
Idacorp Inc Com 451107106 880 14,000 SH   SOLE   14,000 0 0
Infrareit Inc Com 45685L100 25,955 907,830 SH   OTR 1 0 907,830 0
Infrareit Inc Com 45685L100 8,447 295,440 SH   SOLE   295,440 0 0
ITC Hldgs Corp Com 465685105 95,338 2,547,096 SH   OTR 1 0 2,547,096 0
ITC Hldgs Corp Com 465685105 17,595 470,068 SH   SOLE   470,068 0 0
Kinder Morgan Inc Del Com 49456B101 514,562 12,234,003 SH   OTR 1 0 12,234,003 0
Kinder Morgan Inc Del Com 49456B101 66,521 1,581,566 SH   SOLE   1,581,566 0 0
Kinder Morgan Inc Del *W EXP 05/25/201 49456B119 70 17,139 SH   SOLE   17,139 0 0
Magellan Midstream Prtnrs LP Com Unit RP LP 559080106 202,046 2,633,891 SH   OTR 1 0 2,633,891 0
Magellan Midstream Prtnrs LP Com Unit RP LP 559080106 26,649 347,402 SH   SOLE   347,402 0 0
MPLX LP Com Unit Rep Ltd 55336V100 9,670 132,000 SH   OTR 1 0 132,000 0
National Grid PLC SPON ADR NEW 636274300 31,378 485,659 SH   OTR 1 0 485,659 0
National Grid PLC SPON ADR NEW 636274300 11,700 181,089 SH   SOLE   181,089 0 0
Natural Resource Partners L Com Unit L P 63900P103 9,361 1,380,700 SH   OTR 1 0 1,380,700 0
Natural Resource Partners L Com Unit L P 63900P103 1,101 162,430 SH   SOLE   162,430 0 0
New Jersey Res Com 646025106 7,187 231,380 SH   OTR 1 0 231,380 0
New Jersey Res Com 646025106 744 23,960 SH   SOLE   23,960 0 0
NextEra Energy Inc Com 65339F101 44,975 432,241 SH   OTR 1 0 432,241 0
NextEra Energy Inc Com 65339F101 13,690 131,574 SH   SOLE   131,574 0 0
NextEra Energy Partners L P Com Unit Part In 65341B106 47,932 1,093,846 SH   OTR 1 0 1,093,846 0
NextEra Energy Partners L P Com Unit Part In 65341B106 21,191 483,586 SH   SOLE   483,586 0 0
NGL Energy Partners LP Com Unit Repst 62913M107 74,413 2,836,959 SH   OTR 1 0 2,836,959 0
NGL Energy Partners LP Com Unit Repst 62913M107 21,873 833,893 SH   SOLE   833,893 0 0
Nisource Inc Com 65473P105 61,440 1,391,296 SH   OTR 1 0 1,391,296 0
Nisource Inc Com 65473P105 185 4,190 SH   SOLE   4,190 0 0
NRG Yield Inc COM CL A 62942X108 54,981 1,083,805 SH   OTR 1 0 1,083,805 0
NRG Yield Inc COM CL A 62942X108 7,189 141,714 SH   SOLE   141,714 0 0
One Gas Inc. Com 68235P108 31,992 740,035 SH   OTR 1 0 740,035 0
One Gas Inc. Com 68235P108 13,486 311,955 SH   SOLE   311,955 0 0
Oneok Inc. New Com 682680103 45,937 952,253 SH   OTR 1 0 952,253 0
Oneok Inc. New Com 682680103 241 5,000 SH   SOLE   5,000 0 0
Oneok Partners LP Unit Ltd Partn 68268N103 116,204 2,845,358 SH   OTR 1 0 2,845,358 0
Oneok Partners LP Unit Ltd Partn 68268N103 10,500 257,102 SH   SOLE   257,102 0 0
Pattern Energy Group Inc CL A 70338P100 21,841 771,237 SH   OTR 1 0 771,237 0
Pattern Energy Group Inc CL A 70338P100 480 16,950 SH   SOLE   16,950 0 0
Phillips 66 Partners LP COM UNIT REP INT 718549207 20,624 291,836 SH   OTR 1 0 291,836 0
Phillips 66 Partners LP COM UNIT REP INT 718549207 160 2,260 SH   SOLE   2,260 0 0
Piedmont Nat Gas Inc. Com 720186105 23,050 624,484 SH   OTR 1 0 624,484 0
Piedmont Nat Gas Inc. Com 720186105 9,624 260,730 SH   SOLE   260,730 0 0
Plains All Amern Pipeline L Unit Ltd Partn 726503105 177,643 3,642,467 SH   OTR 1 0 3,642,467 0
Plains All Amern Pipeline L Unit Ltd Partn 726503105 28,586 586,143 SH   SOLE   586,143 0 0
Plains GP Holdings L P SHS A REP LTPN 72651A108 5,187 182,828 SH   OTR 1 0 182,828 0
Plains GP Holdings L P SHS A REP LTPN 72651A108 7,228 254,785 SH   SOLE   254,785 0 0
Public SVC Enterprise Group Com 744573106 36,378 867,784 SH   OTR 1 0 867,784 0
Public SVC Enterprise Group Com 744573106 2,186 52,150 SH   SOLE   52,150 0 0
Rose Rock Midstream LP COM U REP LTD 777149105 6 130 SH   OTR 1 0 130 0
Rose Rock Midstream LP COM U REP LTD 777149105 855 18,000 SH   SOLE   18,000 0 0
Scana Corp New Com 80589M102 15,456 281,068 SH   OTR 1 0 281,068 0
Scana Corp New Com 80589M102 1,077 19,590 SH   SOLE   19,590 0 0
Sempra Energy Com 816851109 44,747 410,448 SH   OTR 1 0 410,448 0
Sempra Energy Com 816851109 9,097 83,442 SH   SOLE   83,442 0 0
Shell Midstream Partners LP Unit Ltd Int 822634101 4,590 117,700 SH   OTR 1 0 117,700 0
Shell Midstream Partners LP Unit Ltd Int 822634101 1,358 34,820 SH   SOLE   34,820 0 0
South Jersey Inds Inc Com 838518108 23,132 426,153 SH   OTR 1 0 426,153 0
South Jersey Inds Inc Com 838518108 5,337 98,321 SH   SOLE   98,321 0 0
Southern Co Com 842587107 25,133 567,594 SH   OTR 1 0 567,594 0
Southern Co Com 842587107 282 6,361 SH   SOLE   6,361 0 0
Spectra Energy Corp Com 847560109 149,945 4,145,565 SH   OTR 1 0 4,145,565 0
Spectra Energy Corp Com 847560109 9,093 251,390 SH   SOLE   251,390 0 0
Spectra Energy Partners LP Com 84756N109 122,349 2,362,401 SH   OTR 1 0 2,362,401 0
Spectra Energy Partners LP Com 84756N109 20,468 395,210 SH   SOLE   395,210 0 0
Suburban Propane Partners L Unit Ltd Partn 864482104 70,494 1,640,545 SH   OTR 1 0 1,640,545 0
Suburban Propane Partners L Unit Ltd Partn 864482104 859 20,000 SH   SOLE   20,000 0 0
Tallgrass Energy Partners LP Com Unit 874697105 3,744 74,044 SH   OTR 1 0 74,044 0
Tallgrass Energy Partners LP Com Unit 874697105 12,779 252,706 SH   SOLE   252,706 0 0
Targa Resources Partners LP Com Unit 87611X105 29,355 709,755 SH   OTR 1 0 709,755 0
Targa Resources Partners LP Com Unit 87611X105 17,928 433,470 SH   SOLE   433,470 0 0
TC Pipelines LP Ut Com Ltd Prt 87233Q108 127,235 1,952,956 SH   OTR 1 0 1,952,956 0
TC Pipelines LP Ut Com Ltd Prt 87233Q108 23,659 363,147 SH   SOLE   363,147 0 0
Teekay LNG Partners L P Prtnrsp Units Y8564M105 103,396 2,768,313 SH   OTR 1 0 2,768,313 0
Teekay LNG Partners L P Prtnrsp Units Y8564M105 11,099 297,166 SH   SOLE   297,166 0 0
Transcanada Corp Com 89353D107 164,455 3,849,593 SH   OTR 1 0 3,849,593 0
Transcanada Corp Com 89353D107 23,035 539,218 SH   SOLE   539,218 0 0
Transmontaigne Partners L P Com Unit L P 89376V100 38,527 1,193,880 SH   OTR 1 0 1,193,880 0
Transmontaigne Partners L P Com Unit L P 89376V100 11,346 351,602 SH   SOLE   351,602 0 0
UGI Corp New Com 902681105 60,650 1,860,998 SH   OTR 1 0 1,860,998 0
UGI Corp New Com 902681105 8,244 252,968 SH   SOLE   252,968 0 0
Westlake Chem Partners LP Com Unit RP LP 960417103 4,114 153,399 SH   SOLE   153,399 0 0
Williams Cos Inc Del Com 969457100 236,901 4,682,758 SH   OTR 1 0 4,682,758 0
Williams Cos Inc Del Com 969457100 24,097 476,329 SH   SOLE   476,329 0 0
Williams Partners L P Com Unit L P 96950F104 148,439 3,015,826 SH   OTR 1 0 3,015,826 0
Williams Partners L P Com Unit L P 96950F104 23,009 467,476 SH   SOLE   467,476 0 0
Wisconsin Energy Corp Com 976657106 34,871 704,458 SH   OTR 1 0 704,458 0
Wisconsin Energy Corp Com 976657106 1,561 31,530 SH   SOLE   31,530 0 0