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 85,541 1,795,556 SH   SOLE 1,795,556 0 0
ALLEGHENY TECHNOLOGIES INC COM 01741R102 263 10,000 SH   SOLE 10,000 0 0
ALLIANCE HOLDINGS GP LP COM UNITS LP 01861G100 43,877 689,834 SH   SOLE 689,834 0 0
ALLIANCE RES PARTNER L P UT LTD PART 01877R108 4,944 70,000 SH   SOLE 70,000 0 0
ALON USA PARTNERS LP UT LTDPART INT 02052T109 2,854 119,900 SH   SOLE 119,900 0 0
ATLAS PIPELINE PARTNERS LP UNIT L P INT 049392103 38,511 1,008,400 SH   SOLE 1,008,400 0 0
AXIALL CORP COM 05463D100 1,426 33,500 SH   SOLE 33,500 0 0
BAKER HUGHES INC COM 057224107 415 9,000 SH   SOLE 9,000 0 0
BERRY PETE CO CL A 085789105 3,022 71,400 SH   SOLE 71,400 0 0
BLUEKNIGHT ENERGY PARTNERS L COM UNIT 09625U109 44,485 5,070,673 SH   SOLE 5,070,673 0 0
BOARDWALK PIPELINE PARTNERS UT LTD PARTNER 096627104 28,219 934,400 SH   SOLE 934,400 0 0
BREITBURN ENERGY PARTNERS LP COM UT LTD PTN 106776107 57,965 3,176,169 SH   SOLE 3,176,169 0 0
BUCKEYE PARTNERS L P UNIT LTD PARTN 118230101 10,512 149,862 SH   SOLE 149,862 0 0
CALUMET SPECIALTY PRODS PTNR UT LTD PARTNER 131476103 13,879 381,500 SH   SOLE 381,500 0 0
CAMERON INTERNATIONAL CORP COM 13342B105 1,847 30,200 SH   SOLE 30,200 0 0
CANADIAN PAC RY LTD COM 13645T100 1,492 12,290 SH   SOLE 12,290 0 0
CAPITAL PRODUCT PARTNERS L P COM UNIT LP Y11082107 10,963 1,181,348 SH   SOLE 1,181,348 0 0
CELADON GROUP INC COM 150838100 214 11,750 SH   SOLE 11,750 0 0
CENTERPOINT ENERGY INC COM 15189T107 12,313 524,200 SH   SOLE 524,200 0 0
CHART INDS INC COM PAR $0.01 16115Q308 2,123 22,560 SH   SOLE 22,560 0 0
CHENIERE ENERGY PARTNERS LP COM UNIT 16411Q101 6,893 230,600 SH   SOLE 230,600 0 0
CHICAGO BRIDGE & IRON CO N V N Y REGISTRY SH 167250109 3,565 59,750 SH   SOLE 59,750 0 0
CIMAREX ENERGY CO COM 171798101 341 5,250 SH   SOLE 5,250 0 0
CMS ENERGY CORP COM 125896100 283 10,400 SH   SOLE 10,400 0 0
CONCHO RES INC COM 20605P101 2,026 24,200 SH   SOLE 24,200 0 0
CON-WAY INC COM 205944101 351 9,000 SH   SOLE 9,000 0 0
CROSSTEX ENERGY L P COM 22765U102 69,939 3,391,800 SH   SOLE 3,391,800 0 0
CUSHING MLP TOTAL RETURN FD COM SHS 231631102 119 14,851 SH   SOLE 14,851 0 0
CVR REFNG LP COMUNIT REP LT 12663P107 2,784 92,600 SH   SOLE 92,600 0 0
DCP MIDSTREAM PARTNERS LP COM UT LTD PTN 23311P100 19,269 356,200 SH   SOLE 356,200 0 0
DELEK LOGISTICS PARTNERS LP COM UNT RP INT 24664T103 8,636 263,700 SH   SOLE 263,700 0 0
DORCHESTER MINERALS LP COM UNIT 25820R105 6,246 255,061 SH   SOLE 255,061 0 0
DOW CHEM CO COM 260543103 2,413 75,000 SH   SOLE 75,000 0 0
DRESSER-RAND GROUP INC COM 261608103 2,399 40,000 SH   SOLE 40,000 0 0
DTE ENERGY CO COM 233331107 268 4,000 SH   SOLE 4,000 0 0
DU PONT E I DE NEMOURS & CO COM 263534109 2,100 40,000 SH   SOLE 40,000 0 0
EL PASO PIPELINE PARTNERS L COM UNIT LPI 283702108 16,017 366,823 SH   SOLE 366,823 0 0
ENBRIDGE ENERGY PARTNERS L P COM 29250R106 66,036 2,165,825 SH   SOLE 22,165,825 0 0
ENERGY TRANSFER EQUITY L P COM UT LTD PTN 29273V100 94,168 1,577,102 SH   SOLE 1,577,102 0 0
ENERGY TRANSFER PRTNRS L P UNIT LTD PARTN 29273R109 74,046 1,465,801 SH   SOLE 1,465,801 0 0
ENTERPRISE PRODS PARTNERS L COM 293792107 60,471 973,269 SH   SOLE 973,269 0 0
EQT MIDSTREAM PARTNERS LP UNIT LTD PARTN 26885B100 21,053 434,383 SH   SOLE 434,383 0 0
EV ENERGY PARTNERS LP COM UNITS 26926V107 485 13,097 SH   SOLE 13,097 0 0
EXTERRAN PARTNERS LP COM UNITS 30225N105 5,917 196,000 SH   SOLE 196,000 0 0
FERRELLGAS PARTNERS L.P. UNIT LTD PART 315293100 2,878 133,000 SH   SOLE 133,000 0 0
FLOWSERVE CORP COM 34354P105 1,162 21,510 SH   SOLE 21,510 0 0
FLUOR CORP NEW COM 343412102 2,675 45,100 SH   SOLE 45,100 0 0
FMC TECHNOLOGIES INC COM 30249U101 557 10,000 SH   SOLE 10,000 0 0
FOSTER WHEELER AG COM H27178104 559 25,750 SH   SOLE 25,750 0 0
GENESEE & WYO INC CL A 371559105 1,044 12,300 SH   SOLE 12,300 0 0
GENESIS ENERGY L P UNIT LTD PARTN 371927104 78,867 152,621 SH   SOLE 152,621 0 0
GOLAR LNG LTD BERMUDA SHS G9456A100 1,594 50,000 SH   SOLE 50,000 0 0
GREENBRIER COS INC COM 393657101 2,832 116,200 SH   SOLE 116,200 0 0
HALLIBURTON CO COM 406216101 582 13,950 SH   SOLE 13,950 0 0
HELIX ENERGY SOLUTIONS GRP I COM 42330P107 346 15,000 SH   SOLE 15,000 0 0
HOLLY ENERGY PARTNERS L P COM UT LTD PTN 435763107 219 5,752 SH   SOLE 5,752 0 0
HOLLYFRONTIER CORP COM 436106108 5,720 133,700 SH   SOLE 133,700 0 0
HORNBECK OFFSHORE SVCS INC N COM 440543106 2,892 54,060 SH   SOLE 54,060 0 0
HUGOTON RTY TR TEX UNIT BEN INT 444717102 2,837 329,110 SH   SOLE 329,110 0 0
ILLINOIS TOOL WKS INC COM 452308109 356 5,150 SH   SOLE 5,150 0 0
INERGY L P UNIT LTD PTNR 456615103 54,798 3,426,386 SH   SOLE 3,426,386 0 0
INERGY MIDSTREAM LP U LTD PARTNERS 45671U106 21,106 949,119 SH   SOLE 949,119 0 0
JACOBS ENGR GROUP INC DEL COM 469814107 2,205 40,000 SH   SOLE 40,000 0 0
KANSAS CITY SOUTHERN COM NEW 485170302 2,295 21,660 SH   SOLE 221,660 0 0
KBR INC COM 48242W106 2,616 80,500 SH   SOLE 80,500 0 0
KINDER MORGAN ENERGY PARTNER UT LTD PARTNER 494550106 5,648 66,168 SH   SOLE 66,168 0 0
KINDER MORGAN INC DEL COM 49456B101 14,538 381,732 SH   SOLE 381,732 0 0
KINDER MORGAN MANAGEMENT LLC SHS 49455U100 40,565 485,288 SH   SOLE 485,288 0 0
KIRBY CORP COM 497266106 3,546 44,580 SH   SOLE 44,580 0 0
KNOT OFFSHORE PARTNERS LP COM UNITS Y48125101 1,896 86,100 SH   SOLE 86,100 0 0
LEGACY RESERVES LP UNIT LP INT 524707304 24,898 936,007 SH   SOLE 936,007 0 0
LINCOLN ELEC HLDGS INC COM 533900106 418 7,300 SH   SOLE 7,300 0 0
LINN ENERGY LLC UNIT LTD LIAB 536020100 58,506 1,763,244 SH   SOLE 1,763,244 0 0
LRR ENERGY LP COM 50214A104 3,310 224,852 SH   SOLE 224,852 0 0
LYONDELLBASELL INDUSTRIES N SHS - A - N53745100 6,206 93,665 SH   SOLE 93,665 0 0
MAGELLAN MIDSTREAM PRTNRS LP COM UNIT RP LP 559080106 69,998 1,289,233 SH   SOLE 1,289,233 0 0
MANITOWOC INC COM 563571108 304 17,000 SH   SOLE 17,000 0 0
MARATHON PETE CORP COM 56585A102 24,188 340,900 SH   SOLE 340,900 0 0
MARKWEST ENERGY PARTNERS L P UNIT LTD PARTN 570759100 73,572 1,101,386 SH   SOLE 1,101,386 0 0
MEMORIAL PRODTN PARTNERS LP COM U REP LTD 586048100 15,241 777,597 SH   SOLE 777,597 0 0
MID CON ENERGY PARTNERS LP COM UNIT REPST 59560V109 16,202 718,493 SH   SOLE 718,493 0 0
MINE SAFETY APPLIANCES CO COM 602720104 433 9,300 SH   SOLE 9,300 0 0
MPLX LP COM UNIT REP LTD 55336V100 29,053 791,521 SH   SOLE 791,521 0 0
MRC GLOBAL INC COM 55345K103 1,795 65,000 SH   SOLE 65,000 0 0
NATIONAL OILWELL VARCO INC COM 637071101 241 3,500 SH   SOLE 3,500 0 0
NATURAL RESOURCE PARTNERS L COM UNIT L P 63900P103 7,195 349,800 SH   SOLE 349,800 0 0
NAVISTAR INTL CORP NEW COM 63934E108 278 10,000 SH   SOLE 10,000 0 0
NGL ENERGY PARTNERS LP COM UNIT REPST 62913M107 76,661 2,540,837 SH   SOLE 2,540,837 0 0
NISKA GAS STORAGE PARTNERS L UNIT LTD LIABI 654678101 2,614 175,000 SH   SOLE 175,000 0 0
NORTHERN TIER ENERGY LP COM UN REPR PART 665826103 2,916 121,400 SH   SOLE 121,400 0 0
NORTHWEST NAT GAS CO COM 667655104 1,487 35,000 SH   SOLE 35,000 0 0
NUCOR CORP COM 670346105 866 20,000 SH   SOLE 20,000 0 0
NUSTAR ENERGY LP UNIT COM 67058H102 39,909 874,211 SH   SOLE 874,211 0 0
NUSTAR GP HOLDINGS LLC UNIT RESTG LLC 67059L102 2,952 110,449 SH   SOLE 110,449 0 0
OASIS PETE INC NEW COM 674215108 674 17,350 SH   SOLE 17,350 0 0
OCCIDENTAL PETE CORP DEL COM 674599105 2,026 22,700 SH   SOLE 22,700 0 0
OILTANKING PARTNERS L P UNIT LTD 678049107 9,003 177,461 SH   SOLE 177,461 0 0
OLD DOMINION FGHT LINES INC COM 679580100 312 7,500 SH   SOLE 7,500 0 0
ONEOK INC NEW COM 682680103 43,481 1,052,391 SH   SOLE 1,052,391 0 0
ONEOK PARTNERS LP UNIT LTD PARTN 68268N103 14,816 299,175 SH   SOLE 299,175 0 0
PACIFIC COAST OIL TR UNIT BEN INT 694103102 10,668 591,658 SH   SOLE 591,658 0 0
PBF ENERGY INC CL A 69318G106 342 13,200 SH   SOLE 13,200 0 0
PETROLOGISTICS LP UNIT LTD PTH INT 71672U101 3,326 251,000 SH   SOLE 251,000 0 0
PG&E CORP COM 69331C108 1,372 30,000 SH   SOLE 30,000 0 0
PHILLIPS 66 COM 718546104 27,348 464,823 SH   SOLE 464,823 0 0
PINNACLE WEST CAP CORP COM 723484101 344 6,200 SH   SOLE 6,200 0 0
PLAINS ALL AMERN PIPELINE L UNIT LTD PARTN 726503105 77,597 1,393,261 SH   SOLE 1,393,261 0 0
PPL CORP COM 69351T106 3,307 109,300 SH   SOLE 109,300 0 0
PVR PARTNERS L P COM UNIT REPTG L 693665101 45,643 1,671,900 SH   SOLE 1,671,900 0 0
QR ENERGY LP UNIT LTD PRTNS 74734R108 28,828 1,638,865 SH   SOLE 1,638,865 0 0
QUALITY DISTR INC FLA COM 74756M102 477 54,000 SH   SOLE 54,000 0 0
QUANTA SVCS INC COM 74762E102 681 25,750 SH   SOLE 25,750 0 0
RANGE RES CORP COM 75281A109 244 3,150 SH   SOLE 3,150 0 0
REGENCY ENERGY PARTNERS L P COM UNITS L P 75885Y107 21,414 794,000 SH   SOLE 794,000 0 0
RENTECH NITROGEN PARTNERS L COM UNIT 760113100 1,886 64,100 SH   SOLE 64,100 0 0
ROSE ROCK MIDSTREAM L P COM U REP LTD 777149105 14,124 386,082 SH   SOLE 386,082 0 0
ROSETTA RESOURCES INC COM 777779307 734 17,261 SH   SOLE 17,261 0 0
ROYAL DUTCH SHELL PLC SPON ADR B 780259107 2,520 39,500 SH   SOLE 39,500 0 0
SABINE ROYALTY TR UNIT BEN INT 785688102 586 11,346 SH   SOLE 11,346 0 0
SAIA INC COM 78709Y105 480 16,000 SH   SOLE 16,000 0 0
SCORPIO TANKERS INC SHS Y7542C106 108 12,000 SH   SOLE 12,000 0 0
SEADRILL LIMITED SHS G7945E105 3,263 80,100 SH   SOLE 80,100 0 0
SEMGROUP CORP CL A 81663A105 29,888 556,789 SH   SOLE 556,789 0 0
SOUTHERN CO COM 842587107 1,787 40,500 SH   SOLE 40,500 0 0
SPECTRA ENERGY CORP COM 847560109 20,793 603,400 SH   SOLE 603,400 0 0
SPECTRA ENERGY PARTNERS LP COM 84756N109 9,107 198,332 SH   SOLE 198,332 0 0
SUBURBAN PROPANE PARTNERS L UNIT LTD PARTN 864482104 15,589 335,617 SH   SOLE 335,617 0 0
SUNOCO LOGISTICS PRTNRS L P COM UNITS 86764L108 53,903 845,611 SH   SOLE 845,611 0 0
SWIFT TRANSN CO CL A 87074U101 2,742 165,800 SH   SOLE 165,800 0 0
TARGA RES CORP COM 87612G101 62,921 979,741 SH   SOLE 979,741 0 0
TARGA RESOURCES PARTNERS LP COM UNIT 87611X105 77,764 1,543,522 SH   SOLE 1,543,522 0 0
TC PIPELINES LP UT COM LTD PRT 87233Q108 10,470 216,850 SH   SOLE 216,850 0 0
TESORO CORP COM 881609101 2,899 55,400 SH   SOLE 55,400 0 0
TESORO LOGISTICS LP COM UNIT LP 88160T107 58,157 963,309 SH   SOLE 963,309 0 0
TRINITY INDS INC COM 896522109 3,260 84,820 SH   SOLE 84,820 0 0
UBS AG JERSEY BRANCH 2XMN ALR MLP INF 902664200 5,513 100,000 SH   SOLE 100,000 0 0
UBS AG JERSEY BRH AG MNTH SHR EX 902641612 391 30,000 SH   SOLE 30,000 0 0
UBS AG JERSEY BRH ALERIAN INFRST 902641646 5,028 128,000 SH   SOLE 128,000 0 0
UNITED RENTALS INC COM 911363109 3,608 72,300 SH   SOLE 72,300 0 0
VANGUARD NATURAL RESOURCES L COM UNIT 92205F106 19,301 691,784 SH   SOLE 691,784 0 0
WABASH NATL CORP COM 929566107 204 20,000 SH   SOLE 20,000 0 0
WABCO HLDGS INC COM 92927K102 373 5,000 SH   SOLE 5,000 0 0
WABTEC CORP COM 929740108 1,304 24,400 SH   SOLE 24,400 0 0
WESTERN GAS EQUITY PARTNERS COMUNT LTD PT 95825R103 28,232 687,689 SH   SOLE 687,689 0 0
WESTERN GAS PARTNERS LP COM UNIT LP IN 958254104 51,569 796,249 SH   SOLE 796,249 0 0
WESTERN REFNG INC COM 959319104 1,754 62,500 SH   SOLE 62,500 0 0
WESTLAKE CHEM CORP COM 960413102 2,912 30,200 SH   SOLE 30,200 0 0
WILLIAMS COS INC DEL COM 969457100 48,221 1,485,100 SH   SOLE 1,485,100 0 0
WILLIAMS PARTNERS L P COM UNIT L P 96950F104 63,771 1,236,025 SH   SOLE 1,236,025 0 0