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
3-D SYS CORP DEL COM NEW 88554d205 324 6,000 SH   SOLE 6,000 0 0
ADVANCED EMISSIONS SOLUTS IN COM 00770c101 1,000 23,411 SH   SOLE 23,411 0 0
AEGION CORP COM 00770f104 33,865 1,427,719 SH   SOLE 1,427,719 0 0
ALLOT COMMUNICATIONS LTD SHS m0854q105 164 13,000 SH   SOLE 13,000 0 0
AMERICAN AXLE & MFG HLDGS IN COM 024061103 15,117 766,600 SH   SOLE 766,600 0 0
APPLE INC COM 037833100 644 1,350 SH   SOLE 1,350 0 0
APPLIED MICRO CIRCUITS CORP COM NEW 03822w406 323 25,000 SH   SOLE 25,000 0 0
APPROACH RESOURCES INC COM 03834A103 15,216 579,000 SH   SOLE 579,000 0 0
ATWOOD OCEANICS INC COM 050095108 550 10,000 SH   SOLE 10,000 0 0
BONANZA CREEK ENERGY INC COM 097793103 265 5,500 SH   SOLE 5,500 0 0
BPZ RESOURCES INC COM 055639108 329 168,500 SH   SOLE 168,500 0 0
CALPINE CORP COM NEW 131347304 2,881 148,299 SH   SOLE 148,299 0 0
CAPSTONE TURBINE CORP COM 14067d102 963 822,700 SH   SOLE 822,700 0 0
CHICAGO BRIDGE & IRON CO N V COM 167250109 2,711 40,000 SH   SOLE 40,000 0 0
CHIPOTLE MEXICAN GRILL INC COM 169656105 21,483 50,100 SH   SOLE 50,100 0 0
CONCHO RES INC COM 20605P101 3,264 30,000 SH   SOLE 30,000 0 0
CREE INC COM 225447101 3,010 50,000 SH   SOLE 50,000 0 0
CROWN CASTLE INTL CORP COM 228227104 3,140 43,000 SH   SOLE 43,000 0 0
DELCATH SYS INC COM 24661p104 109 331,872 SH   SOLE 331,872 0 0
DIAMONDBACK ENERGY INC COM 25278X109 1,002 23,500 SH   SOLE 23,500 0 0
DIANA SHIPPING INC COM y2066g104 604 50,000 SH   SOLE 50,000 0 0
DYCOM INDS INC COM 267475101 61,950 2,213,304 SH   SOLE 2,213,304 0 0
EMERALD OIL INC COM NEW 29101u209 647 90,000 SH   SOLE 90,000 0 0
EMPRESAS ICA S A DE CV SPONS ADR NEW 292448206 2,562 300,000 SH   SOLE 300,000 0 0
ENTERPRISE PRODS PARTNERS L COM 293792107 403 6,600 SH   SOLE 6,600 0 0
FLOTEK INDS INC DEL COM 343389102 21,372 929,238 SH   SOLE 929,238 0 0
FLUOR CORP NEW COM 343412102 63,027 888,200 SH   SOLE 888,200 0 0
FORD MTR CO DEL COM PAR $0.01 345370860 759 45,000 SH   SOLE 45,000 0 0
FRESH MKT INC COM 35804H106 8,516 180,000 SH   SOLE 180,000 0 0
FUEL SYS SOLUTIONS INC COM 35952w103 201 10,224 SH   SOLE 10,224 0 0
FX ENERGY INC COM 302695101 43 12,600 SH   SOLE 12,600 0 0
GENERAL MTRS CO COM 37045v100 22,505 625,664 SH   SOLE 625,664 0 0
GENERAL MTRS CO *W EXP 07/10/201 37045v118 22,324 844,981 PRN   SOLE 844,981 0 0
GENERAL MTRS CO *W EXP 07/10/201 37045v126 25,085 1,348,681 PRN   SOLE 1,348,681 0 0
HOMEAWAY INC COM 43739q100 5,396 193,000 SH   SOLE 193,000 0 0
JACOBS ENGR GROUP INC DEL COM 469814107 3,491 60,000 SH   SOLE 60,000 0 0
KBR INC COM 48242w106 24,643 755,007 SH   SOLE 755,007 0 0
KEY ENERGY SVCS INC COM 492914106 37,033 5,079,932 SH   SOLE 5,079,932 0 0
KODIAK OIL & GAS CORP COM 50015q100 844 70,000 SH   SOLE 70,000 0 0
LAREDO PETE HLDGS INC COM 516806106 2,999 136,900 SH   SOLE 136,900 0 0
LIVEPERSON INC COM 538146101 132 14,000 SH   SOLE 14,000 0 0
MASTEC INC COM 576323109 65,208 2,152,075 SH   SOLE 215,075 0 0
MATADOR RES CO COM 576485205 163 10,000 SH   SOLE 10,000 0 0
NEOPHOTONICS CORP COM 64051T100 205 27,722 SH   SOLE 27,722 0 0
NOBLE ENERGY INC COM 655044105 21,182 316,100 SH   SOLE 316,100 0 0
NUANCE COMMUNICATIONS INC COM 67020Y100 1,027 55,000 SH   SOLE 55,000 0 0
NXP SEMICONDUCTORS N V COM n6596x109 1,302 35,000 SH   SOLE 35,000 0 0
OCCIDENTAL PETE CORP DEL COM 674599105 24,115 257,800 SH   SOLE 257,800 0 0
OCCIDENTAL PETE CORP DEL COM 674599105 60 15,000 PRN Call SOLE 6,000 0 0
PANDORA MEDIA INC COM 698354107 5,654 225,000 SH   SOLE 225,000 0 0
PDC ENERGY INC COM 69327r101 298 5,000 SH   SOLE 5,000 0 0
PIONEER NAT RES CO COM 723787107 41,413 219,351 SH   SOLE 219,351 0 0
POWER SOLUTIONS INTL INC COM NEW 73933G202 296 5,000 SH   SOLE 5,000 0 0
PRIMORIS SVCS CORP COM 74164F103 1,274 50,000 SH   SOLE 50,000 0 0
PROCERA NETWORKS INC COM NEW 74269U203 1,069 69,000 SH   SOLE 69,000 0 0
QUANTA SVCS INC COM 74762E102 61,644 2,240,776 SH   SOLE 2,240,776 0 0
ROSETTA RESOURCES INC COM 777779307 2,724 50,000 SH   SOLE 50,000 0 0
SANCHEZ ENERGY CORP COM 79970y105 1,981 75,000 SH   SOLE 75,000 0 0
SBA COMMUNICATIONS CORP COM 78388j106 13,283 165,085 SH   SOLE 165,085 0 0
SM ENERGY CO COM 78454L100 4,961 64,268 SH   SOLE 64,268 0 0
STARBUCKS CORP COM 855244109 3,849 50,000 SH   SOLE 50,000 0 0
STRATASYS LTD SHS m85548101 304 3,000 SH   SOLE 3,000 0 0
SYNERGY RES CORP COM 87164P103 1,765 181,000 SH   SOLE 181,000 0 0
TRINITY INDS INC COM 896522109 33,496 738,615 SH   SOLE 738,615 0 0
TUTOR PERINI CORP COM 901109108 3,087 144,800 SH   SOLE 144,800 0 0
UNITED RENTALS INC COM 911363109 31,715 544,085 SH   SOLE 544,085 0 0
UNIVERSAL DISPLAY CORP COM 91347p105 211 6,600 SH   SOLE 6,600 0 0
URBAN OUTFITTERS INC COM 917047102 3,677 100,000 SH   SOLE 100,000 0 0
VEECO INSTRS INC DEL COM 922417100 7,444 200,000 SH   SOLE 200,000 0 0
VERIZON COMMUNICATIONS INC COM 92343V104 280 6,000 SH   SOLE 6,000 0 0
VISHAY INTERTECHNOLOGY INC COM 928298108 3,996 310,000 SH   SOLE 310,000 0 0
WABASH NATL CORP COM 929566107 27,151 2,328,590 SH   SOLE 2,328,590 0 0
WALTER ENERGY INC COM 93317q105 15,632 1,114,200 SH   SOLE 1,114,200 0 0
WESTPORT INNOVATIONS INC COM NEW 960908309 2,334 96,500 SH   SOLE 96,500 0 0
WHOLE FOODS MKT INC COM 966837106 4,680 80,000 SH   SOLE 80,000 0 0
WILLIAMS COS INC DEL COM 969457100 7,272 200,000 SH   SOLE 200,000 0 0
WILLIAMS PARTNERS L P COM UNIT L P 96950F104 2,274 43,000 SH   SOLE 43,000 0 0