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 3,332 241,300 SH   SOLE   241,300 0 0
58 COM INC SPON ADR REP A 31680Q104 39,746 573,200 SH   SOLE   573,200 0 0
ACLARIS THERAPEUTICS INC COM 00461U105 1,104 55,300 SH   SOLE   55,300 0 0
ALICO INC COM 016230104 13,105 413,411 SH   SOLE   413,411 0 0
ALPHABET INC CAP STK CL C 02079K107 174,426 156,345 SH   SOLE   156,345 0 0
ALPHABET INC CAP STK CL A 02079K305 11,422 10,115 SH   SOLE   10,115 0 0
AMC ENTMT HLDGS INC CL A COM 00165C104 29,431 1,851,004 SH   SOLE   1,851,004 0 0
AMERICAN INTL GROUP INC COM NEW 026874784 11,664 220,000 SH   SOLE   220,000 0 0
AMERICAN SUPERCONDUCTOR CORP SHS NEW 030111207 218 31,100 SH   SOLE   31,100 0 0
APOLLO GLOBAL MGMT LLC CL A SHS 037612306 1,361 42,700 SH   SOLE   42,700 0 0
APPTIO INC CL A 03835C108 40,312 1,113,596 SH   SOLE   1,113,596 0 0
AQUAVENTURE HLDGS LTD SHS G0443N107 1,604 102,952 SH   SOLE   102,952 0 0
ARROW ELECTRS INC COM 042735100 79,706 1,058,800 SH   SOLE   1,058,800 0 0
ATHENE HLDG LTD CL A G0684D107 1,396 1,364,270 SH   SOLE   1,364,270 0 0
AWARE INC MASS COM 05453N100 100 24,600 SH   SOLE   24,600 0 0
BAIDU INC SPON ADR REP A 056752108 50,697 208,630 SH   SOLE   208,630 0 0
BEACON ROOFING SUPPLY INC COM 073685109 9,692 227,400 SH   SOLE   227,400 0 0
BIOGEN INC COM 09062X103 104,602 360,400 SH   SOLE   360,400 0 0
BLACKSTONE GROUP L P COM UNIT LTD 09253U108 10,146 315,400 SH   SOLE   315,400 0 0
BOOKING HLDGS INC COM 09857L108 92,060 45,415 SH   SOLE   45,415 0 0
C&J ENERGY SVCS INC NEW COM 12674R100 16,107 682,500 SH   SOLE   682,500 0 0
CANADIAN NAT RES LTD COM 136385101 106,245 2,945,422 SH   SOLE   2,945,422 0 0
CAPITAL ONE FINL CORP COM 14040H105 81,074 882,200 SH   SOLE   882,200 0 0
CAPSTONE TURBINE CORP COM NEW 14067D409 393 274,742 SH   SOLE   274,742 0 0
CASTLIGHT HEALTH INC CL B 14862Q100 2,990 703,487 SH   SOLE   703,487 0 0
CDW CORP COM 12514G108 75,926 939,800 SH   SOLE   939,800 0 0
CELANESE CORP DEL COM SER A 150870103 407,823 3,672,100 SH   SOLE   3,672,100 0 0
CEMEX SAB DE CV SPON ADR NEW 151290889 34,872 5,315,892 SH   SOLE   5,315,892 0 0
CENTENE CORP DEL COM 15135B101 93,578 759,500 SH   SOLE   759,500 0 0
CHIPOTLE MEXICAN GRILL INC COM 169656105 12,121 28,100 SH   SOLE   28,100 0 0
CIGNA CORPORATION COM 125509109 35,010 206,000 SH   SOLE   206,000 0 0
CITIGROUP INC COM NEW 172967424 84,177 1,257,875 SH   SOLE   1,257,875 0 0
COEUR MNG INC COM NEW 192108504 29,623 3,897,723 SH   SOLE   3,897,723 0 0
COTT CORP QUE COM 22163N106 9,495 573,700 SH   SOLE   573,700 0 0
COVANTA HLDG CORP COM 22282E102 22,457 1,361,000 SH   SOLE   1,361,000 0 0
CRH PLC ADR 12626K203 26,110 738,600 SH   SOLE   738,600 0 0
CROCS INC COM 227046109 14,419 818,776 SH   SOLE   818,776 0 0
DARLING INGREDIENTS INC COM 237266101 35,672 1,794,369 SH   SOLE   1,794,369 0 0
DAVITA INC COM 23918K108 31,449 452,900 SH   SOLE   452,900 0 0
DELTA AIR LINES INC DEL COM NEW 247361702 53,102 1,071,900 SH   SOLE   1,071,900 0 0
DYNAVAX TECHNOLOGIES CORP COM NEW 268158201 17,665 1,158,337 SH   SOLE   1,158,337 0 0
EASTMAN CHEM CO COM 277432100 29,968 299,800 SH   SOLE   299,800 0 0
EIGER BIOPHARMACEUTICALS INC COM 28249U105 3,459 283,542 SH   SOLE   283,542 0 0
ELECTRONIC ARTS INC COM 285512109 3,289 23,320 SH   SOLE   23,320 0 0
ELECTRONICS FOR IMAGING INC COM 286082102 2,760 84,773 SH   SOLE   84,773 0 0
EMCORE CORP COM NEW 290846203 138 27,405 SH   SOLE   27,405 0 0
ENTEGRIS INC COM 29362U104 284,285 8,386,000 SH   SOLE   8,386,000 0 0
ENTERPRISE PRODS PARTNERS L COM 293792107 37,725 1,363,400 SH   SOLE   1,363,400 0 0
FACEBOOK INC CL A 30303M102 23,649 121,700 SH   SOLE   121,700 0 0
FLEX LTD ORD Y2573F102 17,066 1,209,500 SH   SOLE   1,209,500 0 0
FTD COS INC COM 30281V108 9,352 2,015,427 SH   SOLE   2,015,427 0 0
GAMESTOP CORP NEW CL A 36467W109 1,375 94,400 SH   SOLE   94,400 0 0
GENESCO INC COM 371532102 1,235 31,100 SH   SOLE   31,100 0 0
GILEAD SCIENCES INC COM 375558103 22,754 321,200 SH   SOLE   321,200 0 0
GRAN TIERRA ENERGY INC COM 38500T101 10,377 3,000,000 SH   SOLE   3,000,000 0 0
GRAN TIERRA ENERGY INC COM 38500T101 207,683 60,043,306 SH   SOLE   60,043,306 0 0
HELIX ENERGY SOLUTIONS GRP I COM 42330P107 7,694 923,609 SH   SOLE   923,609 0 0
HUAZHU GROUP LTD SPONSORED ADS 44332N106 20,503 488,276 SH   SOLE   488,276 0 0
HUDBAY MINERALS INC COM 443628102 153,961 27,630,000 SH   SOLE   27,630,000 0 0
IAC INTERACTIVECORP COM 44919P508 22,142 145,200 SH   SOLE   145,200 0 0
IMPERIAL OIL LTD COM NEW 453038408 2,425 73,000 SH   SOLE   73,000 0 0
IMPINJ INC COM 453204109 13,520 611,500 SH   SOLE   611,500 0 0
JA SOLAR HOLDINGS CO LTD SPON ADR REP5ORD 466090206 99 14,520 SH   SOLE   14,520 0 0
JPMORGAN CHASE & CO COM 46625H100 23,976 230,100 SH   SOLE   230,100 0 0
KIMCO RLTY CORP COM 49446R109 14,425 849,000 SH   SOLE   849,000 0 0
KKR & CO L P DEL COM UNITS 48248M102 2,704 108,800 SH   SOLE   108,800 0 0
LAM RESEARCH CORP COM 512807108 47,603 275,400 SH   SOLE   275,400 0 0
LENNAR CORP CL A 526057104 15,590 296,956 SH   SOLE   296,956 0 0
LIBERTY OILFIELD SVCS INC COM CL A 53115L104 86,141 4,601,524 SH   SOLE   4,601,524 0 0
LIVE NATION ENTERTAINMENT IN COM 538034109 23,508 484,000 SH   SOLE   484,000 0 0
LKQ CORP COM 501889208 28,713 900,100 SH   SOLE   900,100 0 0
LYON WILLIAM HOMES CL A NEW 552074700 81,094 3,495,417 SH   SOLE   3,495,417 0 0
MAKEMYTRIP LIMITED MAURITIUS SHS V5633W109 53,607 1,482,892 SH   SOLE   1,482,892 0 0
MCDERMOTT INTL INC COM 580037703 3,201 162,919 SH   SOLE   162,919 0 0
MGM RESORTS INTERNATIONAL COM 552953101 62,359 2,148,100 SH   SOLE   2,148,100 0 0
MPLX LP COM UNIT REP LTD 55336V100 21,129 618,900 SH   SOLE   618,900 0 0
MYLAN N V SHS EURO N59465109 44,734 1,237,800 SH   SOLE   1,237,800 0 0
NATURAL GROCERS BY VITAMIN C COM 63888U108 9,981 783,418 SH   SOLE   783,418 0 0
NEW ORIENTAL ED & TECH GRP I SPON ADR 647581107 12,003 126,800 SH   SOLE   126,800 0 0
NOMAD FOODS LTD USD ORD SHS G6564A105 58,075 3,026,300 SH   SOLE   3,026,300 0 0
NORWEGIAN CRUISE LINE HLDG L SHS G66721104 17,147 362,900 SH   SOLE   362,900 0 0
NOW INC COM 67011P100 28,556 2,142,200 SH   SOLE   2,142,200 0 0
NUANCE COMMUNICATIONS INC COM 67020Y100 32,242 2,322,100 SH   SOLE   2,322,100 0 0
NUTRI SYS INC NEW COM 67069D108 1,579 41,000 SH   SOLE   41,000 0 0
OASIS PETE INC NEW COM 674215108 200,613 15,467,500 SH   SOLE   15,467,500 0 0
OBSIDIAN ENERGY LTD COM 674482104 1,424 1,260,081 SH   SOLE   1,260,081 0 0
OVASCIENCE INC COM 69014Q101 727 801,345 SH   SOLE   801,345 0 0
PENN VA CORP NEW COM 70788V102 13,285 156,500 SH   SOLE   156,500 0 0
R1 RCM INC COM 749397105 9,650 1,111,800 SH   SOLE   1,111,800 0 0
REALOGY HLDGS CORP COM 75605Y106 23,256 1,020,000 SH   SOLE   1,020,000 0 0
RED ROBIN GOURMET BURGERS IN COM 75689M101 4,804 103,095 SH   SOLE   103,095 0 0
SEACHANGE INTL INC COM 811699107 131 38,180 SH   SOLE   38,180 0 0
SEARS HLDGS CORP COM 812350106 1,143 482,468 SH   SOLE   482,468 0 0
SHIRE PLC SPONSORED ADR 82481R106 30,926 183,210 SH   SOLE   183,210 0 0
SNAP INC CL A 83304A106 1,363 104,100 SH   SOLE   104,100 0 0
ST JOE CO COM 790148100 3,525 196,374 SH   SOLE   196,374 0 0
SUMMIT MATLS INC CL A 86614U100 24,342 927,315 SH   SOLE   927,315 0 0
TECK RESOURCES LTD CL B 878742204 171,401 6,734,800 SH   SOLE   6,734,800 0 0
TEMPUR SEALY INTL INC COM 88023U101 1,749 36,400 SH   SOLE   36,400 0 0
TORONTO DOMINION BK ONT COM NEW 891160509 229 3,960 SH   SOLE   3,960 0 0
TRILOGY METALS INC NEW COM 89621C105 610 342,775 SH   SOLE   342,775 0 0
TRUEBLUE INC COM 89785X101 35,996 1,335,673 SH   SOLE   1,335,673 0 0
U S CONCRETE INC COM NEW 90333L201 20,197 384,700 SH   SOLE   384,700 0 0
UNDER ARMOUR INC CL C 904311206 13,166 624,596 SH   SOLE   624,596 0 0
UNDER ARMOUR INC CL A 904311107 9,961 443,100 SH   SOLE   443,100 0 0
VIAD CORP COM NEW 92552R406 30,324 558,965 SH   SOLE   558,965 0 0
VITAMIN SHOPPE INC COM 92849E101 7,991 1,149,765 SH   SOLE   1,149,765 0 0
VMWARE INC CL A COM 928563402 49,558 337,200 SH   SOLE   337,200 0 0
WALGREENS BOOTS ALLIANCE INC COM 931427108 36,765 612,600 SH   SOLE   612,600 0 0
WESTROCK CO COM 96145D105 29,742 521,600 SH   SOLE   521,600 0 0
YIELD10 BIOSCIENCE INC COM NEW 98585K201 47 33,561 SH   SOLE   33,561 0 0
ZIX CORP COM 98974P100 883 163,860 SH   SOLE   163,860 0 0