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
ACCESS MIDSTREAM PARTNERS L UNIT 00434L109 95,643 1,900,388 SH   SOLE 1,900,388 0 0
ALLEGHENY TECHNOLOGIES INC COM 01741R102 427 14,000 SH   SOLE 14,000 0 0
ALLIANCE HOLDINGS GP LP COM UNITS LP 01861G100 39,688 626,727 SH   SOLE 626,727 0 0
ALLIANCE RES PARTNER L P UT LTD PART 01877R108 4,744 64,000 SH   SOLE 64,000 0 0
ARDMORE SHIPPING CORP COM Y0207T100 2,537 209,000 SH   SOLE 209,000 0 0
ATLAS ENERGY LP COM UNITS LP 04930A104 22,055 358,913 SH   SOLE 358,913 0 0
ATLAS PIPELINE PARTNERS LP UNIT L P INT 049392103 55,074 1,419,430 SH   SOLE 1,419,430 0 0
ATLAS RESOURCE PARTNERS LP COM UNT LTD PR 04941A101 13,293 634,813 SH   SOLE 634,813 0 0
AXIALL CORP COM 05463D100 1,776 47,000 SH   SOLE 47,000 0 0
BAKER HUGHES INC COM 057224107 344 7,000 SH   SOLE 7,000 0 0
BERRY PETE CO CL A 085789105 3,079 71,400 SH   SOLE 71,400 0 0
BLUEKNIGHT ENERGY PARTNERS L COM UNIT 09625U109 41,895 5,070,673 SH   SOLE 5,070,673 0 0
BOARDWALK PIPELINE PARTNERS UT LTD PARTNER 096627104 26,491 872,267 SH   SOLE 872,267 0 0
BREITBURN ENERGY PARTNERS LP COM UT LTD PTN 106776107 53,195 2,902,087 SH   SOLE 2,902,087 0 0
BUCKEYE PARTNERS L P UNIT LTD PARTN 118230101 7,936 117,464 SH   SOLE 117,464 0 0
CABOT OIL & GAS CORP COM 127097103 2,388 64,000 SH   SOLE 64,000 0 0
CALPINE CORP COM NEW 131347304 622 32,000 SH   SOLE 32,000 0 0
CALUMET SPECIALTY PRODS PTNR UT LTD PARTNER 131476103 9,488 347,686 SH   SOLE 347,686 0 0
CAMERON INTERNATIONAL CORP COM 13342B105 2,977 51,000 SH   SOLE 51,000 0 0
CANADIAN PAC RY LTD COM 13645T100 1,288 10,450 SH   SOLE 10,450 0 0
CAPITAL PRODUCT PARTNERS L P COM UNIT LP Y11082107 35,505 3,944,950 SH   SOLE 3,944,950 0 0
CELADON GROUP INC COM 150838100 467 25,000 SH   SOLE 25,000 0 0
CENTERPOINT ENERGY INC COM 15189T107 9,998 417,100 SH   SOLE 417,100 0 0
CHART INDS INC COM PAR $0.01 16115Q308 2,129 17,300 SH   SOLE 17,300 0 0
CHENIERE ENERGY PARTNERS LP COM UNIT 16411Q101 6,221 236,000 SH   SOLE 236,000 0 0
CHICAGO BRIDGE & IRON CO N V COM 167250109 3,321 49,000 SH   SOLE 49,000 0 0
CIRCOR INTL INC COM 17273K109 218 3,500 SH   SOLE 3,500 0 0
CMS ENERGY CORP COM 125896100 632 24,000 SH   SOLE 24,000 0 0
COMMERCIAL METALS CO COM 201723103 847 50,000 SH   SOLE 50,000 0 0
CON-WAY INC COM 205944101 431 10,000 SH   SOLE 10,000 0 0
CROSSTEX ENERGY L P COM 22765U102 42,707 2,146,100 SH   SOLE 2,146,100 0 0
CSX CORP COM 126408103 515 20,000 SH   SOLE 20,000 0 0
CUSHING MLP TOTAL RETURN FD COM SHS 231631102 122 15,288 SH   SOLE 15,288 0 0
CUSHING RTY & INCOME FD COM SH BEN INT 23164R104 171 10,053 SH   SOLE 10,053 0 0
DCP MIDSTREAM PARTNERS LP COM UT LTD PTN 23311P100 746 13,600 SH   SOLE 13,600 0 0
DELEK LOGISTICS PARTNERS LP COM UNT RP INT 24664T103 8,474 277,006 SH   SOLE 277,006 0 0
DORCHESTER MINERALS LP COM UNIT 25820R105 6,558 274,389 SH   SOLE 274,389 0 0
DOW CHEM CO COM 260543103 2,880 75,000 SH   SOLE 75,000 0 0
DRESSER-RAND GROUP INC COM 261608103 1,916 30,700 SH   SOLE 30,700 0 0
DRIL-QUIP INC COM 262037104 562 4,900 SH   SOLE 4,900 0 0
DU PONT E I DE NEMOURS & CO COM 263534109 2,342 40,000 SH   SOLE 40,000 0 0
DUKE ENERGY CORP NEW COM NEW 26441C204 234 3,500 SH   SOLE 3,500 0 0
EASTMAN CHEM CO COM 277432100 818 10,500 SH   SOLE 10,500 0 0
EL PASO PIPELINE PARTNERS L COM UNIT LPI 283702108 23,413 551,823 SH   SOLE 551,823 0 0
EMERGE ENERGY SVCS LP COM REP PARTN 29102H108 759 24,701 SH   SOLE 24,701 0 0
ENBRIDGE ENERGY PARTNERS L P COM 29250R106 53,265 1,744,402 SH   SOLE 1,744,402 0 0
ENDURO RTY TR TR UNIT 29269K100 629 50,000 SH   SOLE 50,000 0 0
ENERGY TRANSFER EQUITY L P COM UT LTD PTN 29273V100 97,066 1,424,974 SH   SOLE 1,424,974 0 0
ENERGY TRANSFER PRTNRS L P UNIT LTD PARTN 29273R109 83,833 1,563,243 SH   SOLE 1,563,243 0 0
ENERPLUS CORP COM 292766102 10,179 613,548 SH   SOLE 613,548 0 0
ENTERPRISE PRODS PARTNERS L COM 293792107 64,174 1,013,200 SH   SOLE 1,013,200 0 0
EOG RES INC COM 26875P101 1,422 8,400 SH   SOLE 8,400 0 0
EQT MIDSTREAM PARTNERS LP UNIT LTD PARTN 26885B100 22,390 407,918 SH   SOLE 407,918 0 0
EV ENERGY PARTNERS LP COM UNITS 26926V107 6,492 175,029 SH   SOLE 175,029 0 0
EXTERRAN PARTNERS LP COM UNITS 30225N105 4,577 157,400 SH   SOLE 157,400 0 0
FERRELLGAS PARTNERS L.P. UNIT LTD PART 315293100 2,965 133,000 SH   SOLE 133,000 0 0
FLOWSERVE CORP COM 34354P105 1,597 25,600 SH   SOLE 25,600 0 0
FLUOR CORP NEW COM 343412102 3,200 45,100 SH   SOLE 45,100 0 0
FMC TECHNOLOGIES INC COM 30249U101 1,330 24,000 SH   SOLE 24,000 0 0
FOSTER WHEELER AG COM H27178104 869 33,000 SH   SOLE 33,000 0 0
FRANKS INTL N V COM N33462107 1,077 36,000 SH   SOLE 36,000 0 0
GENESEE & WYO INC CL A 371559105 2,966 31,900 SH   SOLE 31,900 0 0
GENESIS ENERGY L P UNIT LTD PARTN 371927104 78,813 1,532,630 SH   SOLE 1,532,630 0 0
GOLAR LNG LTD BERMUDA SHS G9456A100 1,883 50,000 SH   SOLE 50,000 0 0
GREENBRIER COS INC COM 393657101 2,802 113,300 SH   SOLE 113,300 0 0
HALLIBURTON CO COM 406216101 1,107 23,000 SH   SOLE 23,000 0 0
HOLLYFRONTIER CORP COM 436106108 1,769 42,000 SH   SOLE 42,000 0 0
HORNBECK OFFSHORE SVCS INC N COM 440543106 3,021 52,600 SH   SOLE 52,600 0 0
HUGOTON RTY TR TEX UNIT BEN INT 444717102 3,411 456,687 SH   SOLE 456,687 0 0
INERGY L P UNIT LTD PTNR 456615103 30,756 2,233,534 SH   SOLE 2,233,534 0 0
INERGY MIDSTREAM LP U LTD PARTNERS 45671U106 16,101 729,204 SH   SOLE 729,204 0 0
ITC HLDGS CORP COM 465685105 516 5,500 SH   SOLE 5,500 0 0
ITT CORP NEW COM NEW 450911201 1,291 35,900 SH   SOLE 35,900 0 0
JACOBS ENGR GROUP INC DEL COM 469814107 1,454 25,000 SH   SOLE 25,000 0 0
KANSAS CITY SOUTHERN COM NEW 485170302 2,603 23,800 SH   SOLE 23,800 0 0
KBR INC COM 48242W106 2,676 82,000 SH   SOLE 82,000 0 0
KINDER MORGAN ENERGY PARTNER UT LTD PARTNER 494550106 1,616 15,901 SH   SOLE 15,901 0 0
KINDER MORGAN INC DEL COM 49456B101 29,158 751,026 SH   SOLE 751,026 0 0
KINDER MORGAN MANAGEMENT LLC SHS 49455U100 42,346 564,915 SH   SOLE 564,915 0 0
KIRBY CORP COM 497266106 5,331 61,600 SH   SOLE 61,600 0 0
KNOT OFFSHORE PARTNERS LP COM UNITS Y48125101 2,088 86,800 SH   SOLE 86,800 0 0
LEGACY RESERVES LP UNIT LP INT 524707304 27,830 1,029,975 SH   SOLE 1,029,975 0 0
LINCOLN ELEC HLDGS INC COM 533900106 620 9,300 SH   SOLE 9,300 0 0
LINN ENERGY LLC UNIT LTD LIAB 536020100 35,731 1,378,508 SH   SOLE 1,378,508 0 0
LRR ENERGY LP COM 50214A104 3,512 220,482 SH   SOLE 220,482 0 0
LYONDELLBASELL INDUSTRIES N SHS - A - N53745100 8,353 114,065 SH   SOLE 114,065 0 0
MAGELLAN MIDSTREAM PRTNRS LP COM UNIT RP LP 559080106 56,389 951,768 SH   SOLE 951,768 0 0
MANITOWOC INC COM 563571108 939 48,000 SH   SOLE 48,000 0 0
MARATHON PETE CORP COM 56585A102 21,188 298,410 SH   SOLE 298,410 0 0
MARKWEST ENERGY PARTNERS L P UNIT LTD PARTN 570759100 73,006 976,386 SH   SOLE 976,386 0 0
MEMORIAL PRODTN PARTNERS LP COM U REP LTD 586048100 20,376 977,719 SH   SOLE 977,719 0 0
MID CON ENERGY PARTNERS LP COM UNIT REPST 59560V109 20,883 893,206 SH   SOLE 893,206 0 0
MINE SAFETY APPLIANCES CO COM 602720104 661 12,800 SH   SOLE 12,800 0 0
MPLX LP COM UNIT REP LTD 55336V100 28,204 705,574 SH   SOLE 705,574 0 0
MRC GLOBAL INC COM 55345K103 2,291 85,500 SH   SOLE 85,500 0 0
NABORS INDUSTRIES LTD SHS G6359F103 321 20,000 SH   SOLE 20,000 0 0
NATURAL RESOURCE PARTNERS L COM UNIT L P 63900P103 12,365 649,081 SH   SOLE 649,081 0 0
NAVIOS MARITIME PARTNERS L P UNIT LPI Y62267102 3,660 250,000 SH   SOLE 250,000 0 0
NAVISTAR INTL CORP NEW COM 63934E108 255 7,000 SH   SOLE 7,000 0 0
NGL ENERGY PARTNERS LP COM UNIT REPST 62913M107 78,738 2,499,689 SH   SOLE 2,499,689 0 0
NISKA GAS STORAGE PARTNERS L UNIT LTD LIABI 654678101 2,704 175,000 SH   SOLE 175,000 0 0
NOBLE ENERGY INC COM 655044105 771 11,500 SH   SOLE 11,500 0 0
NORTHEAST UTILS COM 664397106 536 13,000 SH   SOLE 13,000 0 0
NORTHERN TIER ENERGY LP COM UN REPR PART 665826103 4,753 241,043 SH   SOLE 241,043 0 0
NORTHWEST NAT GAS CO COM 667655104 1,469 35,000 SH   SOLE 35,000 0 0
NUSTAR ENERGY LP UNIT COM 67058H102 28,704 713,161 SH   SOLE 713,161 0 0
NUSTAR GP HOLDINGS LLC UNIT RESTG LLC 67059L102 2,006 89,400 SH   SOLE 89,400 0 0
OCCIDENTAL PETE CORP DEL COM 674599105 2,105 22,500 SH   SOLE 22,500 0 0
OCI RES LP COM UNIT LTD 67081B106 1,835 100,000 SH   SOLE 100,000 0 0
OILTANKING PARTNERS L P UNIT LTD 678049107 8,958 174,750 SH   SOLE 174,750 0 0
ONEOK INC NEW COM 682680103 81,492 1,490,214 SH   SOLE 1,490,214 0 0
ONEOK PARTNERS LP UNIT LTD PARTN 68268N103 17,546 329,311 SH   SOLE 329,311 0 0
PACIFIC COAST OIL TR UNIT BEN INT 694103102 9,768 607,067 SH   SOLE 607,067 0 0
PETROLOGISTICS LP UNIT LTD PTH INT 71672U101 3,169 265,000 SH   SOLE 265,000 0 0
PG&E CORP COM 69331C108 1,228 30,000 SH   SOLE 30,000 0 0
PHILLIPS 66 COM 718546104 30,116 480,272 SH   SOLE 480,272 0 0
PHILLIPS 66 PARTNERS LP COM UNIT REP INT 718549207 33,722 985,971 SH   SOLE 985,971 0 0
PINNACLE WEST CAP CORP COM 723484101 794 14,500 SH   SOLE 14,500 0 0
PIONEER NAT RES CO COM 723787107 566 3,000 SH   SOLE 3,000 0 0
PIONEER SOUTHWST ENRG PRTNR UNIT LP INT 72388B106 884 19,976 SH   SOLE 19,976 0 0
PLAINS ALL AMERN PIPELINE L UNIT LTD PARTN 726503105 66,047 1,207,589 SH   SOLE 1,207,589 0 0
PPL CORP COM 69351T106 3,038 100,000 SH   SOLE 100,000 0 0
PRECISION DRILLING CORP COM 2010 74022D308 397 40,000 SH   SOLE 40,000 0 0
PVR PARTNERS L P COM UNIT REPTG L 693665101 58,784 2,542,555 SH   SOLE 2,542,555 0 0
QEP MIDSTREAM PARTNERS LP COM UNIT RP LTD 74735R115 22,512 887,391 SH   SOLE 887,391 0 0
QR ENERGY LP UNIT LTD PRTNS 74734R108 27,587 1,694,514 SH   SOLE 1,694,514 0 0
QUALITY DISTR INC FLA COM 74756M102 642 69,500 SH   SOLE 69,500 0 0
QUANTA SVCS INC COM 74762E102 1,981 72,000 SH   SOLE 72,000 0 0
RANGE RES CORP COM 75281A109 364 4,800 SH   SOLE 4,800 0 0
REGENCY ENERGY PARTNERS L P COM UNITS L P 75885Y107 21,942 767,200 SH   SOLE 767,200 0 0
ROSE ROCK MIDSTREAM L P COM U REP LTD 777149105 15,593 430,550 SH   SOLE 430,550 0 0
ROSETTA RESOURCES INC COM 777779307 1,686 30,961 SH   SOLE 30,961 0 0
ROYAL DUTCH SHELL PLC SPON ADR B 780259107 2,594 39,500 SH   SOLE 39,500 0 0
SABINE ROYALTY TR UNIT BEN INT 785688102 975 19,173 SH   SOLE 19,173 0 0
SAIA INC COM 78709Y105 873 28,000 SH   SOLE 28,000 0 0
SCORPIO TANKERS INC SHS Y7542C106 449 46,000 SH   SOLE 46,000 0 0
SEADRILL PARTNERS LLC COMUNIT REP LB Y7545W109 1,992 61,000 SH   SOLE 61,000 0 0
SEMGROUP CORP CL A 81663A105 25,939 422,651 SH   SOLE 422,651 0 0
SHIP FINANCE INTERNATIONAL L SHS G81075106 382 25,000 SH   SOLE 25,000 0 0
SOUTHERN CO COM 842587107 2,491 60,500 SH   SOLE 60,500 0 0
SPECTRA ENERGY CORP COM 847560109 11,079 323,650 SH   SOLE 323,650 0 0
SPECTRA ENERGY PARTNERS LP COM 84756N109 707 14,319 SH   SOLE 14,319 0 0
SUBURBAN PROPANE PARTNERS L UNIT LTD PARTN 864482104 17,158 366,617 SH   SOLE 366,617 0 0
SUNOCO LOGISTICS PRTNRS L P COM UNITS 86764L108 55,658 785,923 SH   SOLE 785,923 0 0
SWIFT TRANSN CO CL A 87074U101 3,311 164,000 SH   SOLE 164,000 0 0
TARGA RES CORP COM 87612G101 75,263 1,002,264 SH   SOLE 1,002,264 0 0
TARGA RESOURCES PARTNERS LP COM UNIT 87611X105 69,090 1,281,832 SH   SOLE 1,281,832 0 0
TC PIPELINES LP UT COM LTD PRT 87233Q108 6,954 142,800 SH   SOLE 142,800 0 0
TEEKAY LNG PARTNERS L P PRTNRSP UNITS Y8564M105 4,407 99,900 SH   SOLE 99,900 0 0
TEEKAY OFFSHORE PARTNERS L P PARTNERSHIP UN Y8565J101 2,702 81,000 SH   SOLE 81,000 0 0
TESORO CORP COM 881609101 3,386 77,000 SH   SOLE 77,000 0 0
TESORO LOGISTICS LP COM UNIT LP 88160T107 58,894 963,831 SH   SOLE 963,831 0 0
TETRA TECHNOLOGIES INC DEL COM 88162F105 595 47,500 SH   SOLE 47,500 0 0
TRINITY INDS INC COM 896522109 3,070 67,700 SH   SOLE 67,700 0 0
UBS AG JERSEY BRANCH 2XMN ALR MLP INF 902664200 7,259 135,000 SH   SOLE 135,000 0 0
UBS AG JERSEY BRH ALERIAN INFRST 902641646 6,988 180,000 SH   SOLE 180,000 0 0
UNITED RENTALS INC COM 911363109 4,984 85,500 SH   SOLE 85,500 0 0
VANGUARD NAT RES LLC COM UNIT 92205F106 22,072 788,852 SH   SOLE 788,852 0 0
WABASH NATL CORP COM 929566107 490 42,000 SH   SOLE 42,000 0 0
WABTEC CORP COM 929740108 1,440 22,900 SH   SOLE 22,900 0 0
WALTER ENERGY INC COM 93317Q105 281 20,000 SH   SOLE 20,000 0 0
WESTERN GAS EQUITY PARTNERS COMUNT LTD PT 95825R103 23,458 584,532 SH   SOLE 584,532 0 0
WESTERN GAS PARTNERS LP COM UNIT LP IN 958254104 50,947 803,071 SH   SOLE 803,071 0 0
WESTERN REFNG INC COM 959319104 2,854 95,000 SH   SOLE 95,000 0 0
WESTLAKE CHEM CORP COM 960413102 4,542 43,400 SH   SOLE 43,400 0 0
WILLIAMS COS INC DEL COM 969457100 66,381 1,825,656 SH   SOLE 1,825,656 0 0
WILLIAMS PARTNERS L P COM UNIT L P 96950F104 73,226 1,338,322 SH   SOLE 1,338,322 0 0
WORLD PT TERMS LP UNIT REP LTD PT 98159G107 2,060 102,900 SH   SOLE 102,900 0 0