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
ALBEMARLE CORP COM 012653101 2,935 34,329 SH   DFND 1 34,329 0 0
ALLIANCE RES PARTNER L P UT LTD PART 01877R108 266 12,000 SH   SOLE 12,000 0 0
AMERICAN MIDSTREAM PARTNERS COM UNITS 02752P100 38,295 2,592,735 SH   DFND 1 2,592,735 0 0
ANADARKO PETE CORP COM 032511107 2,934 46,300 SH   DFND 1 46,300 0 0
ANTERO MIDSTREAM PARTNERS LP UNT LTD PARTN 03673L103 23,290 872,286 SH   DFND 1 872,286 0 0
AXALTA COATING SYS LTD COM G0750C108 11,443 404,786 SH   DFND 1 404,786 0 0
AXALTA COATING SYS LTD COM G0750C108 12 247,800 SH Call SOLE 247,800 0 0
BAKER HUGHES INC COM 057224107 8,459 167,601 SH   DFND 1 167,601 0 0
BERRY PLASTICS GROUP INC COM 08579W103 4,899 111,713 SH   DFND 1 111,713 0 0
BLUEKNIGHT ENERGY PARTNERS L COM UNIT 09625U109 19,778 3,247,695 SH   DFND 1 3,247,695 0 0
BP PLC SPONSORED ADR 055622104 8,500 241,758 SH   DFND 1 241,758 0 0
BRISTOW GROUP INC COM 110394103 251 185,700 SH Call SOLE 185,700 0 0
BUCKEYE PARTNERS L P UNIT LTD PARTN 118230101 24,362 340,252 SH   DFND 1, 2 340,252 0 0
CALLON PETE CO DEL COM 13123X102 648 41,256 SH   SOLE 41,256 0 0
CANADIAN PAC RY LTD COM 13645T100 5,166 33,834 SH   DFND 1 33,834 0 0
CARBO CERAMICS INC COM 140781105 959 87,639 SH   SOLE 87,639 0 0
CELADON GROUP INC COM 150838100 922 105,495 SH   SOLE 105,495 0 0
CHENIERE ENERGY INC COM NEW 16411R208 14,959 343,088 SH   DFND 1 343,088 0 0
CHENIERE ENERGY PARTNERS LP COM UNIT 16411Q101 4,389 150,000 SH   SOLE 150,000 0 0
CHESAPEAKE ENERGY CORP COM 165167107 452 72,164 SH   SOLE 72,164 0 0
CHEVRON CORP NEW COM 166764100 7,246 70,400 SH   DFND 1 70,400 0 0
COLUMBIA PIPELINE PARTNERS L COM UT REPSTG 198281107 7,805 483,578 SH   DFND 2 483,578 0 0
CONSOLIDATED EDISON INC COM 209115104 2,259 30,000 SH   SOLE 30,000 0 0
CONTINENTAL RESOURCES INC COM 212015101 1,071 20,621 SH   SOLE 20,621 0 0
COVENANT TRANSN GROUP INC CL A 22284P105 2,464 127,457 SH   DFND 1 127,457 0 0
CRESTWOOD EQUITY PARTNERS LP UNIT LTD PARTNER 226344208 25,710 1,209,900 SH   DFND 1 1,209,900 0 0
CSX CORP COM 126408103 6,163 202,072 SH   DFND 1 202,072 0 0
DCP MIDSTREAM PARTNERS LP COM UT LTD PTN 23311P100 28,787 814,800 SH   DFND 1 814,800 0 0
DELEK LOGISTICS PARTNERS LP COM UNT RP INT 24664T103 2,572 90,000 SH   SOLE 90,000 0 0
DEVON ENERGY CORP NEW COM 25179M103 5,236 118,714 SH   DFND 1 118,714 0 0
DOMINION MIDSTREAM PARTNERS COM UT REP LTD 257454108 17,210 719,779 SH   DFND 1 719,779 0 0
DOMINION RES INC VA NEW COM 25746U109 3,023 40,705 SH   SOLE 40,705 0 0
DORCHESTER MINERALS LP COM UNIT 25820R105 1,045 67,821 SH   DFND 1 67,821 0 0
DUKE ENERGY CORP NEW COM NEW 26441C204 3,202 40,000 SH   SOLE 40,000 0 0
DYNEGY INC NEW DEL COM 26817R108 6,452 520,734 SH   DFND 1 520,734 0 0
ENABLE MIDSTREAM PARTNERS LP COM UNIT RP IN 292480100 16,234 1,064,540 SH   DFND 2 1,064,540 0 0
ENBRIDGE ENERGY MANAGEMENT L SHS UNITS LLI 29250X103 5,278 207,480 SH   SOLE 207,480 0 0
ENBRIDGE ENERGY PARTNERS L P COM 29250R106 64,757 2,546,497 SH   DFND 1 2 2,546,497 0 0
ENERGY TRANSFER EQUITY L P COM UT LTD PTN 29273V100 63,315 3,770,999 SH   DFND 1 2 3,770,999 0 0
ENERGY TRANSFER PRTNRS L P UNIT LTD PARTN 29273R109 188,175 5,085,824 SH   DFND 1 2 5,085,824 0 0
ENLINK MIDSTREAM LLC COM UNIT REP LTD 29336T100 24,854 1,483,836 SH   DFND 1 1,483,836 0 0
ENLINK MIDSTREAM PARTNERS LP COM UNIT REP LTD 29336U107 87,672 4,950,433 SH   DFND 1 2 4,950,433 0 0
ENSCO PLC SHS CLASS A G3157S106 537 63,209 SH   SOLE 63,209 0 0
ENTERPRISE PRODS PARTNERS L COM 293792107 133,828 4,843,559 SH   DFND 1 2 4,843,559 0 0
EOG RES INC COM 26875P101 4,644 48,019 SH   DFND 1 48,019 0 0
EQT GP HLDGS LP COM UNIT REP 26885J103 23,315 930,010 SH   DFND 1 930,010 0 0
EQT MIDSTREAM PARTNERS LP UNIT LTD PARTN 26885B100 101,677 1,334,520 SH   DFND 1 2 1,334,520 0 0
EXELON CORP COM 30161N101 4,661 140,000 SH   SOLE 140,000 0 0
EXXON MOBIL CORP COM 30231G102 6,974 79,900 SH   DFND 1 79,900 0 0
FLOWSERVE CORP COM 34354P105 9,435 195,575 SH   DFND 1 195,575 0 0
FREEPORT-MCMORAN INC CL B 35671D857 616 56,738 SH   SOLE 56,738 0 0
GASLOG PARTNERS LP UNIT LTD PTNRP Y2687W108 28,861 1,324,506 SH   DFND 1 1,324,506 0 0
GENESIS ENERGY L P UNIT LTD PARTN 371927104 79,340 2,089,542 SH   DFND 1 2 2,089,542 0 0
GOLAR LNG LTD BERMUDA SHS G9456A100 575 232,600 SH Call SOLE 232,600 0 0
GOLAR LNG LTD BERMUDA SHS G9456A100 26,955 1,271,474 SH   DFND 1 1,271,474 0 0
GOLAR LNG PARTNERS LP COM UNIT LPI Y2745C102 37,592 1,915,050 SH   DFND 1 1,915,050 0 0
GRACE W R & CO DEL NEW COM 38388F108 3,137 42,500 SH   SOLE 42,500 0 0
HALLIBURTON CO COM 406216101 2,893 64,453 SH   DFND 1 64,453 0 0
HELMERICH & PAYNE INC COM 423452101 37 123,800 SH Put SOLE 123,800 0 0
INDEPENDENCE CONTRACT DRIL I COM 453415309 4,197 799,372 SH   DFND 1 799,372 0 0
ITT INC COM 45073V108 7,030 196,161 SH   DFND 1 196,161 0 0
KINDER MORGAN INC DEL COM 49456B101 22,285 963,463 SH   DFND 1, 2 963,463 0 0
KINDER MORGAN INC DEL PFD SER A 49456B200 2,504 50,000 SH   DFND 1 50,000 0 0
KIRBY CORP COM 497266106 1,513 24,343 SH   DFND 1 24,343 0 0
LYONDELLBASELL INDUSTRIES N SHS - A - N53745100 7,309 90,618 SH   DFND 1 90,618 0 0
MAGELLAN MIDSTREAM PRTNRS LP COM UNIT RP LP 559080106 51,039 721,495 SH   DFND 1, 2 721,495 0 0
MARATHON PETE CORP COM 56585A102 9,274 228,491 SH   DFND 1 228,491 0 0
MATADOR RES CO COM 576485205 1,582 65,000 SH   SOLE 65,000 0 0
MIDCOAST ENERGY PARTNERS L P COM UT LTD PTN 59564N103 3,813 454,500 SH   SOLE 454,500 0 0
MPLX LP COM UNIT REP LTD 55336V100 92,500 2,731,832 SH   DFND 1, 2 2,731,832 0 0
NABORS INDUSTRIES LTD SHS G6359F103 502 41,274 SH   SOLE 41,274 0 0
NEWFIELD EXPL CO COM 651290108 4,821 110,937 SH   DFND 1 110,937 0 0
NGL ENERGY PARTNERS LP COM UNIT REPST 62913M107 161,881 8,592,435 SH   DFND 1, 2 8,592,435 0 0
NGL ENERGY PARTNERS LP COM UNIT REPST 62913M107 91 433,500 SH Call SOLE 433,500 0 0
NOBLE ENERGY INC COM 655044105 1,930 54,000 SH   DFND 1 54,000 0 0
NUSTAR ENERGY LP UNIT COM 67058H102 42,931 865,895 SH   DFND 1, 2 865,895 0 0
OASIS PETE INC NEW COM 674215108 710 61,872 SH   SOLE 61,872 0 0
OCCIDENTAL PETE CORP DEL COM 674599105 8,904 122,100 SH   DFND 1 122,100 0 0
OLIN CORP COM PAR $1 680665205 9,608 468,250 SH   DFND 1 468,250 0 0
ONEOK INC NEW COM 682680103 47,260 919,629 SH   DFND 1 919,629 0 0
ONEOK PARTNERS LP UNIT LTD PARTN 68268N103 71,245 1,783,346 SH   DFND 1, 2 1,783,346 0 0
PARSLEY ENERGY INC CL A 701877102 9,648 287,928 SH   DFND 1 287,928 0 0
PBF ENERGY INC CL A 69318G106 3,849 170,000 SH   SOLE 170,000 0 0
PDC ENERGY INC COM 69327R101 3,209 47,859 SH   DFND 1 47,859 0 0
PENNTEX MIDSTREAM PARTNERS L COM UNIT LTD 709311104 1,742 100,350 SH   SOLE 100,350 0 0
PENTAIR PLC SHS G7S00T104 2,640 41,090 SH   SOLE 41,090 0 0
PHILLIPS 66 COM 718546104 9,533 118,350 SH   DFND 1 118,350 0 0
PHILLIPS 66 COM 718546104 96 31,100 SH Call SOLE 31,100 0 0
PHILLIPS 66 PARTNERS LP COM UNIT REP INT 718549207 27,934 574,766 SH   DFND 1, 2 574,766 0 0
PIONEER NAT RES CO COM 723787107 5,569 29,996 SH   DFND 1 29,996 0 0
PLAINS ALL AMERN PIPELINE L UNIT LTD PARTN 726503105 95,700 3,046,810 SH   DFND 1, 2 3,046,810 0 0
PLAINS GP HLDGS L P SHS A REP LTPN 72651A108 30,841 2,383,400 SH   DFND 1 2,383,400 0 0
PLATFORM SPECIALTY PRODS COR COM 72766Q105 2,209 272,329 SH   DFND 1 272,329 0 0
PPG INDS INC COM 693506107 2,056 19,887 SH   DFND 1 19,887 0 0
PRECISION DRILLING CORP COM 2010 74022D308 2,868 686,128 SH   DFND 1 686,128 0 0
RANGE RES CORP COM 75281A109 6,511 168,024 SH   DFND 1 168,024 0 0
RICE ENERGY INC COM 762760106 6,971 266,997 SH   DFND 1 266,997 0 0
RICE MIDSTREAM PARTNERS LP UNIT LTD PARTN 762819100 46,384 1,911,943 SH   DFND 1 1,911,943 0 0
ROYAL DUTCH SHELL PLC SPONS ADR A 780259206 7,921 158,200 SH   DFND 1 158,200 0 0
RYDER SYS INC COM 783549108 4,184 63,436 SH   DFND 1 63,436 0 0
SCORPIO TANKERS INC SHS Y7542C106 5,504 1,188,821 SH   DFND 1 1,188,821 0 0
SEALED AIR CORP NEW COM 81211K100 7,903 172,469 SH   DFND 1 172,469 0 0
SEMGROUP CORP CL A 81663A105 65,262 1,845,639 SH   DFND 1, 2 1,845,639 0 0
SEMPRA ENERGY COM 816851109 3,536 32,985 SH   SOLE 32,985 0 0
SHELL MIDSTREAM PARTNERS L P UNIT LTD INT 822634101 93,762 2,922,768 SH   DFND 1, 2 2,922,768 0 0
SHERWIN WILLIAMS CO COM 824348106 2,865 10,355 SH   DFND 1 10,355 0 0
SILVER RUN ACQUISITION CORP UNIT 99/99/9999T 82811P200 1,374 76,291 SH   DFND 1 76,291 0 0
SOUTHERN CO COM 842587107 3,078 60,000 SH   SOLE 60,000 0 0
SPDR SERIES TRUST S&P OILGAS EXP 78464A730 143 324,900 SH Put SOLE 324,900 0 0
SPECTRA ENERGY PARTNERS LP COM 84756N109 19,407 444,200 SH   DFND 1 444,200 0 0
STATOIL ASA SPONSORED ADR 85771P102 5,902 351,300 SH   DFND 1 351,300 0 0
SUBURBAN PROPANE PARTNERS L UNIT LTD PARTN 864482104 19,487 585,204 SH   DFND 1 585,204 0 0
SUNOCO LOGISTICS PRTNRS L P COM UNITS 86764L108 107,589 3,787,002 SH   DFND 1, 2 3,787,002 0 0
SUNOCO LP COM U REP LP 86765K109 30,751 1,060,000 SH   DFND 1 1,060,000 0 0
SYNERGY RES CORP COM 87164P103 17,193 2,480,987 SH   DFND 1 2,480,987 0 0
TALLGRASS ENERGY GP LP SHS CL A 874696107 1,924 80,000 SH   SOLE 80,000 0 0
TALLGRASS ENERGY PARTNERS LP COM UNIT 874697105 39,228 813,850 SH   DFND 1 813,850 0 0
TARGA RES CORP COM 87612G101 149,521 3,044,623 SH   DFND 1, 2 3,044,623 0 0
TC PIPELINES LP UT COM LTD PRT 87233Q108 5,510 96,608 SH   SOLE 96,608 0 0
TEAM INC COM 878155100 3,522 107,665 SH   DFND 1 107,665 0 0
TECK RESOURCES LTD CL B 878742204 261 14,503 SH   SOLE 14,503 0 0
TEEKAY CORPORATION COM Y8564W103 7,776 1,008,601 SH   DFND 1 1,008,601 0 0
TEEKAY TANKERS LTD CL A Y8565N102 1,625 642,360 SH   DFND 1 642,360 0 0
TESORO LOGISTICS LP COM UNIT LP 88160T107 90,920 1,876,959 SH   DFND 1, 2 1,876,959 0 0
TIDEWATER INC COM 886423102 5 92,800 SH Call SOLE 92,800 0 0
TOTAL S A SPONSORED ADR 89151E109 4,923 103,200 SH   DFND 1 103,200 0 0
TRANSMONTAIGNE PARTNERS L P COM UNIT L P 89376V100 2,744 66,500 SH   SOLE 66,500 0 0
TRINITY INDS INC COM 896522109 625 25,848 SH   SOLE 25,848 0 0
U S SILICA HLDGS INC COM 90346E103 10,662 228,989 SH   DFND 1 228,989 0 0
UNITED RENTALS INC COM 911363109 6,627 84,434 SH   DFND 1 84,434 0 0
UNITED STATES STL CORP NEW COM 912909108 778 41,273 SH   SOLE 41,273 0 0
UNIVAR INC COM 91336L107 2,404 110,000 SH   SOLE 110,000 0 0
VALERO ENERGY CORP NEW COM 91913Y100 1,356 25,580 SH   SOLE 25,580 0 0
VALERO ENERGY PARTNERS LP COM UNT REP LP 91914J102 16,853 385,733 SH   DFND 1 385,733 0 0
VANECK VECTORS ETF TR JR GOLD MINERS E 92189F791 221 5,000 SH   SOLE 5,000 0 0
VTTI ENERGY PARTNERS LP COM UNIT RP LT Y9384M101 36,261 1,907,478 SH   DFND 1 1,907,478 0 0
VULCAN MATLS CO COM 929160109 4,512 39,677 SH   DFND 1 39,677 0 0
WEATHERFORD INTL PLC ORD SHS G48833100 8 619,500 SH Call SOLE 619,500 0 0
WESTERN GAS EQUITY PARTNERS COMUNT LTD PT 95825R103 22,124 520,687 SH   DFND 1 520,687 0 0
WESTERN GAS PARTNERS LP COM UNIT LP IN 958254104 65,860 1,196,373 SH   DFND 1, 2 1,196,373 0 0
WESTERN REFNG INC COM 959319104 7,888 298,096 SH   DFND 1 298,096 0 0
WESTERN REFNG LOGISTICS LP COM UNIT REP LTP 95931Q205 334 14,400 SH   SOLE 14,400 0 0
WESTLAKE CHEM CORP COM 960413102 4,863 90,906 SH   DFND 1 90,906 0 0
WHITING PETE CORP NEW COM 966387102 4,606 527,026 SH   DFND 1 527,026 0 0
WILLIAMS COS INC DEL COM 969457100 74,162 2,413,332 SH   DFND 1 2,413,332 0 0
WILLIAMS PARTNERS L P NEW COM UNIT LTD PAR 96949L105 134,570 3,618,445 SH   DFND 1, 2 3,618,445 0 0
XPO LOGISTICS INC COM 983793100 11,753 320,504 SH   DFND 1 320,504 0 0
XYLEM INC COM 98419M100 3,377 64,391 SH   DFND 1 64,391 0 0