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
ANADARKO PETE CORP COM 032511107 36,279 520,272 SH   DFND 2 520,272 0 0
ANADARKO PETE CORP COM 032511107 10,815 155,100 SH Call DFND 1 155,100 0 0
ANADARKO PETE CORP COM 032511107 24,050 344,900 SH Call DFND 2 344,900 0 0
ANADARKO PETE CORP COM 032511107 15,322 219,728 SH   DFND 1 219,728 0 0
CABOT OIL & GAS CORP COM 127097103 6,467 276,860 SH   DFND 1 276,860 0 0
CABOT OIL & GAS CORP COM 127097103 15,316 655,640 SH   DFND 2 655,640 0 0
CALIFORNIA RES CORP COM NEW 13057Q206 1,170 54,968 SH   DFND 1 54,968 0 0
CALIFORNIA RES CORP COM NEW 13057Q206 2,768 130,032 SH   DFND 2 130,032 0 0
CANADIAN NATL RY CO COM 136375102 15,514 230,176 SH   DFND 1 230,176 0 0
CIMAREX ENERGY CO COM 171798101 26,052 191,698 SH   DFND 2 191,698 0 0
CIMAREX ENERGY CO COM 171798101 11,002 80,960 SH   DFND 1 80,960 0 0
COMSTOCK RES INC COM 205768302 1,964 199,351 SH   DFND 1 199,351 0 0
COMSTOCK RES INC COM 205768302 4,650 472,043 SH   DFND 2 472,043 0 0
DIAMONDBACK ENERGY INC COM 25278X109 3,601 35,628 SH   DFND 1 35,628 0 0
DIAMONDBACK ENERGY INC COM 25278X109 8,527 84,372 SH   DFND 2 84,372 0 0
EXTRACTION OIL AND GAS INC COM 30227M105 5,147 256,833 SH   DFND 1 256,833 0 0
EXTRACTION OIL AND GAS INC COM 30227M105 12,187 608,142 SH   DFND 2 608,142 0 0
FAIRMOUNT SANTROL HLDGS INC COM 30555Q108 11,625 986,001 SH   DFND 1 986,001 0 0
GOLAR LNG LTD BERMUDA SHS G9456A100 22,080 962,492 SH   DFND 1 962,492 0 0
GULFPORT ENERGY CORP COM NEW 402635304 4,819 222,675 SH   DFND 1 222,675 0 0
GULFPORT ENERGY CORP COM NEW 402635304 11,411 527,325 SH   DFND 2 527,325 0 0
HALLIBURTON CO COM 406216101 9,195 170,000 SH   DFND 1 170,000 0 0
JONES ENERGY INC COM CL A 48019R108 2,963 592,542 SH   DFND 1 592,542 0 0
JONES ENERGY INC COM CL A 48019R108 7,015 1,403,089 SH   DFND 2 1,403,089 0 0
LAREDO PETROLEUM INC COM 516806106 767 54,242 SH   DFND 1 54,242 0 0
LAREDO PETROLEUM INC COM 516806106 1,816 128,438 SH   DFND 2 128,438 0 0
MATADOR RES CO COM 576485205 5,968 231,670 SH   DFND 1 231,670 0 0
MATADOR RES CO COM 576485205 14,132 548,610 SH   DFND 2 548,610 0 0
NORFOLK SOUTHERN CORP COM 655844108 8,105 75,000 SH   DFND 1 75,000 0 0
OIL STS INTL INC COM 678026105 5,070 130,000 SH   DFND 1 130,000 0 0
PARSLEY ENERGY INC CL A 701877102 11,293 320,471 SH   DFND 1 320,471 0 0
PARSLEY ENERGY INC CL A 701877102 26,743 758,890 SH   DFND 2 758,890 0 0
PATTERSON UTI ENERGY INC COM 703481101 9,960 370,000 SH   DFND 1 370,000 0 0
PIONEER NAT RES CO COM 723787107 6,033 33,504 SH   DFND 1 33,504 0 0
PIONEER NAT RES CO COM 723787107 14,286 79,338 SH   DFND 2 79,338 0 0
RESOLUTE ENERGY CORP COM NEW 76116A306 6,669 161,914 SH   DFND 1 161,914 0 0
RESOLUTE ENERGY CORP COM NEW 76116A306 15,794 383,435 SH   DFND 2 383,435 0 0
SMART SAND INC COM 83191H107 30,618 1,850,000 SH   DFND 1 1,850,000 0 0
SMART SAND INC COM 83191H107 7,523 454,545 SH   SOLE   454,545 0 0
SYNERGY RES CORP COM 87164P103 6,323 709,675 SH   DFND 1 709,675 0 0
SYNERGY RES CORP COM 87164P103 14,972 1,680,325 SH   DFND 2 1,680,325 0 0
U S SILICA HLDGS INC COM 90346E103 12,409 218,935 SH   SOLE   218,935 0 0
WEATHERFORD INTL PLC ORD SHS G48833100 17,443 3,495,509 SH   DFND 1 3,495,509 0 0
WILLIAMS CLAYTON ENERGY INC COM 969490101 39,107 327,910 SH   DFND 2 327,910 0 0
WILLIAMS CLAYTON ENERGY INC COM 969490101 16,516 138,490 SH   DFND 1 138,490 0 0