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
ALLETE INC COM NEW 018522300 1,256 18,556 SH   SOLE   18,556 0 0
AMERICAN WTR WKS CO INC NEW COM 030420103 4,322 55,562 SH   SOLE   55,562 0 0
ANADARKO PETE CORP COM 032511107 24,290 391,751 SH   SOLE   391,751 0 0
ANTERO MIDSTREAM PARTNERS LP UNT LTD PARTN 03673L103 19,860 598,922 SH   SOLE   598,922 0 0
ANTERO RES CORP COM 03674X106 265 11,612 SH   SOLE   11,612 0 0
AQUA AMERICA INC COM 03836W103 1,358 42,231 SH   SOLE   42,231 0 0
ATMOS ENERGY CORP COM 049560105 1,785 22,611 SH   SOLE   22,611 0 0
AVISTA CORP COM 05379B107 1,121 28,705 SH   SOLE   28,705 0 0
BAKER HUGHES INC COM 057224107 2,670 44,635 SH   SOLE   44,635 0 0
BLACK HILLS CORP COM 092113109 2,865 43,103 SH   SOLE   43,103 0 0
BOARDWALK PIPELINE PARTNERS UT LTD PARTNER 096627104 29,256 1,597,851 SH   SOLE   1,597,851 0 0
BUCKEYE PARTNERS L P UNIT LTD PARTN 118230101 3,542 51,665 SH   SOLE   51,665 0 0
CABOT OIL & GAS CORP COM 127097103 4,511 188,664 SH   SOLE   188,664 0 0
CHENIERE ENERGY INC COM NEW 16411R208 30,667 648,744 SH   SOLE   648,744 0 0
CHEVRON CORP NEW COM 166764100 29,216 272,105 SH   SOLE   272,105 0 0
CIMAREX ENERGY CO COM 171798101 2,115 17,700 SH   SOLE   17,700 0 0
CMS ENERGY CORP COM 125896100 981 21,909 SH   SOLE   21,909 0 0
CONCHO RES INC COM 20605P101 9,158 71,356 SH   SOLE   71,356 0 0
CONOCOPHILLIPS COM 20825C104 4,454 89,310 SH   SOLE   89,310 0 0
CONTINENTAL RESOURCES INC COM 212015101 13,396 294,947 SH   SOLE   294,947 0 0
DEVON ENERGY CORP NEW COM 25179M103 2,548 61,083 SH   SOLE   61,083 0 0
DIAMONDBACK ENERGY INC COM 25278X109 24,149 232,845 SH   SOLE   232,845 0 0
ENABLE MIDSTREAM PARTNERS LP COM UNIT RP IN 292480100 9,258 554,723 SH   SOLE   554,723 0 0
ENBRIDGE ENERGY PARTNERS L P COM 29250R106 10,200 536,784 SH   SOLE   536,784 0 0
ENCANA CORP COM 292505104 745 63,635 SH   SOLE   63,635 0 0
ENERGY TRANSFER EQUITY L P COM UT LTD PTN 29273V100 19,318 979,145 SH   SOLE   979,145 0 0
ENLINK MIDSTREAM PARTNERS LP COM UNIT REP LTD 29336U107 5,697 311,308 SH   SOLE   311,308 0 0
ENTERPRISE PRODS PARTNERS L COM 293792107 31,147 1,128,062 SH   SOLE   1,128,062 0 0
EOG RES INC COM 26875P101 33,975 348,291 SH   SOLE   348,291 0 0
EQT CORP COM 26884L109 3,533 57,810 SH   SOLE   57,810 0 0
EQT MIDSTREAM PARTNERS LP UNIT LTD PARTN 26885B100 12,596 163,806 SH   SOLE   163,806 0 0
FAIRMOUNT SANTROL HLDGS INC COM 30555Q108 21,997 3,000,991 SH   SOLE   3,000,991 0 0
FAIRMOUNT SANTROL HLDGS INC COM 30555Q108 119 140,000 SH Call SOLE   140,000 0 0
FORUM ENERGY TECHNOLOGIES IN COM 34984V100 21,907 1,058,289 SH   SOLE   1,058,289 0 0
GOLAR LNG LTD BERMUDA SHS G9456A100 11,939 427,427 SH   SOLE   427,427 0 0
GREAT PLAINS ENERGY INC COM 391164100 1,362 46,631 SH   SOLE   46,631 0 0
HALLIBURTON CO COM 406216101 34,346 697,927 SH   SOLE   697,927 0 0
KINDER MORGAN INC DEL COM 49456B101 36,696 1,687,969 SH   SOLE   1,687,969 0 0
LAREDO PETROLEUM INC COM 516806106 23,821 1,631,543 SH   SOLE   1,631,543 0 0
MACQUARIE INFRASTRUCTURE COR COM 55608B105 12,968 160,933 SH   SOLE   160,933 0 0
MARATHON PETE CORP COM 56585A102 2,628 52,001 SH   SOLE   52,001 0 0
MPLX LP COM UNIT REP LTD 55336V100 9,225 255,696 SH   SOLE   255,696 0 0
NEXTERA ENERGY INC COM 65339F101 3,683 28,693 SH   SOLE   28,693 0 0
NEXTERA ENERGY PARTNERS LP COM UNIT PART IN 65341B106 3,333 100,614 SH   SOLE   100,614 0 0
NGL ENERGY PARTNERS LP COM UNIT REPST 62913M107 7,916 350,270 SH   SOLE   350,270 0 0
NOBLE ENERGY INC COM 655044105 2,406 70,078 SH   SOLE   70,078 0 0
NOBLE MIDSTREAM PARTNERS LP COM UNIT REPST 65506L105 6,292 120,830 SH   SOLE   120,830 0 0
NUSTAR GP HOLDINGS LLC UNIT RESTG LLC 67059L102 7,040 251,893 SH   SOLE   251,893 0 0
OASIS PETE INC NEW COM 674215108 34,613 2,427,255 SH   SOLE   2,427,255 0 0
OCCIDENTAL PETE CORP DEL COM 674599105 906 14,300 SH   SOLE   14,300 0 0
ONEOK PARTNERS LP UNIT LTD PARTN 68268N103 7,347 136,089 SH   SOLE   136,089 0 0
PARSLEY ENERGY INC CL A 701877102 878 26,993 SH   SOLE   26,993 0 0
PATTERN ENERGY GROUP INC CL A 70338P100 3,241 160,973 SH   SOLE   160,973 0 0
PDC ENERGY INC COM 69327R101 347 5,570 SH   SOLE   5,570 0 0
PENNTEX MIDSTREAM PARTNERS L COM UNIT LTD 709311104 5,793 336,004 SH   SOLE   336,004 0 0
PG&E CORP COM 69331C108 3,478 52,416 SH   SOLE   52,416 0 0
PIONEER NAT RES CO COM 723787107 12,909 69,317 SH   SOLE   69,317 0 0
PLAINS ALL AMERN PIPELINE L UNIT LTD PARTN 726503105 26,495 838,158 SH   SOLE   838,158 0 0
QEP RES INC COM 74733V100 270 21,263 SH   SOLE   21,263 0 0
RICE ENERGY INC COM 762760106 3,143 132,599 SH   SOLE   132,599 0 0
RICE MIDSTREAM PARTNERS LP UNIT LTD PARTN 762819100 8,492 336,686 SH   SOLE   336,686 0 0
ROYAL DUTCH SHELL PLC SPONS ADR A 780259206 12,646 239,829 SH   SOLE   239,829 0 0
SCHLUMBERGER LTD COM 806857108 12,451 159,432 SH   SOLE   159,432 0 0
SEADRILL PARTNERS LLC COMUNIT REP LB Y7545W109 6 50,000 SH Call SOLE   50,000 0 0
SEMGROUP CORP CL A 81663A105 7,731 214,721 SH   SOLE   214,721 0 0
SEMPRA ENERGY COM 816851109 3,429 31,032 SH   SOLE   31,032 0 0
SHELL MIDSTREAM PARTNERS L P UNIT LTD INT 822634101 26,068 808,796 SH   SOLE   808,796 0 0
SPDR S&P 500 ETF TR TR UNIT 78462F103 315 105,900 SH Put SOLE   105,900 0 0
STATOIL ASA SPONSORED ADR 85771P102 6,004 349,500 SH   SOLE   349,500 0 0
SUMMIT MIDSTREAM PARTNERS LP COM UNIT LTD 866142102 11,613 483,846 SH   SOLE   483,846 0 0
TARGA RES CORP COM 87612G101 34,707 579,412 SH   SOLE   579,412 0 0
TESORO CORP COM 881609101 1,352 16,683 SH   SOLE   16,683 0 0
TESORO LOGISTICS LP COM UNIT LP 88160T107 2,264 41,565 SH   SOLE   41,565 0 0
TRANSCANADA CORP COM 89353D107 16,840 364,894 SH   SOLE   364,894 0 0
U S SILICA HLDGS INC COM 90346E103 12,363 257,618 SH   SOLE   257,618 0 0
USA COMPRESSION PARTNERS LP COMUNIT LTDPAR 90290N109 7,653 453,140 SH   SOLE   453,140 0 0
VALERO ENERGY CORP NEW COM 91913Y100 722 10,895 SH   SOLE   10,895 0 0
VALERO ENERGY PARTNERS LP COM UNT REP LP 91914J102 20,921 436,704 SH   SOLE   436,704 0 0
WEATHERFORD INTL PLC ORD SHS G48833100 32,946 4,954,197 SH   SOLE   4,954,197 0 0
WESTERN GAS EQUITY PARTNERS COMUNT LTD PT 95825R103 26,585 576,696 SH   SOLE   576,696 0 0
WESTERN GAS PARTNERS LP COM UNIT LP IN 958254104 12,572 207,959 SH   SOLE   207,959 0 0
WESTERN REFNG LOGISTICS LP COM UNIT REP LTP 95931Q205 23,938 940,614 SH   SOLE   940,614 0 0
WILLIAMS COS INC DEL COM 969457100 9,371 316,701 SH   SOLE   316,701 0 0
WILLIAMS PARTNERS L P NEW COM UNIT LTD PAR 96949L105 13,420 328,679 SH   SOLE   328,679 0 0
WPX ENERGY INC COM 98212B103 22,924 1,712,012 SH   SOLE   1,712,012 0 0