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 2,596 241,300 SH   SOLE   241,300 0 0
58 COM INC SPON ADR REP A 31680Q104 58,564 891,650 SH   SOLE   891,650 0 0
ALICO INC COM 016230104 7,747 284,727 SH   SOLE   284,727 0 0
ALPHABET INC CAP STK CL A 02079K305 15,823 13,445 SH   SOLE   13,445 0 0
ALPHABET INC CAP STK CL C 02079K107 214,346 182,685 SH   SOLE   182,685 0 0
AMERICAN SUPERCONDUCTOR CORP SHS NEW 030111207 6,671 518,745 SH   SOLE   518,745 0 0
ARROW ELECTRS INC COM 042735100 64,179 832,850 SH   SOLE   832,850 0 0
ATHENE HLDG LTD CL A G0684D107 88,744 2,175,090 SH   SOLE   2,175,090 0 0
AWARE INC MASS COM 05453N100 89 24,600 SH   SOLE   24,600 0 0
BAIDU INC SPON ADR REP A 056752108 64,277 389,910 SH   SOLE   389,910 0 0
BIOGEN INC COM 09062X103 87,617 370,660 SH   SOLE   370,660 0 0
BOOKING HLDGS INC COM 09857L108 63,766 36,544 SH   SOLE   36,544 0 0
BUILDERS FIRSTSOURCE INC COM 12008R107 6,016 451,000 SH   SOLE   451,000 0 0
C&J ENERGY SVCS INC NEW COM 12674R100 14,628 942,500 SH   SOLE   942,500 0 0
CANADIAN NAT RES LTD COM 136385101 68,894 2,508,552 SH   SOLE   2,508,552 0 0
CAPITAL ONE FINL CORP COM 14040H105 50,066 612,880 SH   SOLE   612,880 0 0
CAPSTONE TURBINE CORP COM NEW 14067D409 247 274,742 SH   SOLE   274,742 0 0
CASTLIGHT HEALTH INC CL B 14862Q100 2,638 703,487 SH   SOLE   703,487 0 0
CDW CORP COM 12514G108 56,319 584,400 SH   SOLE   584,400 0 0
CELANESE CORP DEL COM 150870103 344,746 3,496,060 SH   SOLE   3,496,060 0 0
CEMEX SAB DE CV SPON ADR NEW 151290889 6,994 1,507,372 SH   SOLE   1,507,372 0 0
CENTENE CORP DEL COM 15135B101 50,924 959,020 SH   SOLE   959,020 0 0
CIENA CORP COM NEW 171779309 351 9,408 SH   SOLE   9,408 0 0
CIGNA CORP NEW COM 125523100 38,728 240,817 SH   SOLE   240,817 0 0
CITIGROUP INC COM NEW 172967424 48,615 781,335 SH   SOLE   781,335 0 0
CRH PLC ADR 12626K203 13,965 450,490 SH   SOLE   450,490 0 0
CROCS INC COM 227046109 2,704 105,000 SH   SOLE   105,000 0 0
DARLING INGREDIENTS INC COM 237266101 9,188 424,409 SH   SOLE   424,409 0 0
DELTA AIR LINES INC DEL COM NEW 247361702 62,479 1,209,660 SH   SOLE   1,209,660 0 0
DOWDUPONT INC COM 26078J100 2,793 52,400 SH   SOLE   52,400 0 0
EASTMAN CHEMICAL CO COM 277432100 33,960 447,550 SH   SOLE   447,550 0 0
ELECTRONIC ARTS INC COM 285512109 2,370 23,320 SH   SOLE   23,320 0 0
EMCORE CORP COM NEW 290846203 100 27,405 SH   SOLE   27,405 0 0
ENTEGRIS INC COM 29362U104 281,540 7,888,480 SH   SOLE   7,888,480 0 0
FACEBOOK INC CL A 30303M102 24,432 146,570 SH   SOLE   146,570 0 0
FTD COS INC COM 30281V108 430 843,490 SH   SOLE   843,490 0 0
GAMESTOP CORP NEW CL A 36467W109 959 94,400 SH   SOLE   94,400 0 0
GRAN TIERRA ENERGY INC COM 38500T101 167,473 73,596,986 SH   SOLE   73,596,986 0 0
HUDBAY MINERALS INC COM 443628102 219,933 30,766,420 SH   SOLE   30,766,420 0 0
IAC INTERACTIVECORP COM 44919P508 13,397 63,760 SH   SOLE   63,760 0 0
INNERWORKINGS INC COM 45773Y105 5,100 1,408,976 SH   SOLE   1,408,976 0 0
INSTALLED BLDG PRODS INC COM 45780R101 23,938 493,572 SH   SOLE   493,572 0 0
INTREXON CORP COM 46122T102 3,548 674,600 SH   SOLE   674,600 0 0
LENNAR CORP CL A 526057104 23,089 470,346 SH   SOLE   470,346 0 0
LIBERTY OILFIELD SVCS INC COM CL A 53115L104 42,262 2,746,095 SH   SOLE   2,746,095 0 0
LKQ CORP COM 501889208 49,133 1,731,270 SH   SOLE   1,731,270 0 0
LYON WILLIAM HOMES CL A NEW 552074700 33,233 2,162,227 SH   SOLE   2,162,227 0 0
MACROGENICS INC COM 556099109 4,588 255,200 SH   SOLE   255,200 0 0
MAKEMYTRIP LIMITED MAURITIUS SHS V5633W109 25,044 907,376 SH   SOLE   907,376 0 0
MCDERMOTT INTL INC COM 580037703 1,242 166,883 SH   SOLE   166,883 0 0
MGM RESORTS INTERNATIONAL COM 552953101 60,039 2,339,800 SH   SOLE   2,339,800 0 0
MILLENDO THERAPEUTICS INC COM 60040X103 215 14,314 SH   SOLE   14,314 0 0
MINERVA NEUROSCIENCES INC COM 603380106 7,834 996,712 SH   SOLE   996,712 0 0
NATIONAL BEVERAGE CORP COM 635017106 4,820 83,500 SH   SOLE   83,500 0 0
NOMAD FOODS LTD USD ORD SHS G6564A105 38,505 1,882,896 SH   SOLE   1,882,896 0 0
NORWEGIAN CRUISE LINE HLDG L SHS G66721104 42,764 778,100 SH   SOLE   778,100 0 0
NUANCE COMMUNICATIONS INC COM 67020Y100 8,770 518,030 SH   SOLE   518,030 0 0
OASIS PETE INC NEW COM 674215108 47,116 7,800,590 SH   SOLE   7,800,590 0 0
OBSIDIAN ENERGY LTD COM 674482104 347 1,260,081 SH   SOLE   1,260,081 0 0
PLANTRONICS INC NEW COM 727493108 1,697 36,800 SH   SOLE   36,800 0 0
RED ROBIN GOURMET BURGERS IN COM 75689M101 2,970 103,095 SH   SOLE   103,095 0 0
SEACHANGE INTL INC COM 811699107 51 38,180 SH   SOLE   38,180 0 0
ST JOE CO COM 790148100 3,238 196,374 SH   SOLE   196,374 0 0
SUMMIT MATLS INC CL A 86614U100 42,155 2,656,285 SH   SOLE   2,656,285 0 0
TAKEDA PHARMACEUTICAL CO LTD SPONSORED ADS 874060205 32,143 1,577,960 SH   SOLE   1,577,960 0 0
TECK RESOURCES LTD CL B 878742204 105,084 4,533,410 SH   SOLE   4,533,410 0 0
TORONTO DOMINION BK ONT COM NEW 891160509 215 3,960 SH   SOLE   3,960 0 0
TRUEBLUE INC COM 89785X101 45,470 1,923,417 SH   SOLE   1,923,417 0 0
U S CONCRETE INC COM NEW 90333L201 16,612 401,070 SH   SOLE   401,070 0 0
UNDER ARMOUR INC CL A 904311107 9,367 443,100 SH   SOLE   443,100 0 0
UNDER ARMOUR INC CL C 904311206 11,786 624,596 SH   SOLE   624,596 0 0
VIAD CORP COM NEW 92552R406 38,979 692,459 SH   SOLE   692,459 0 0
VMWARE INC CL A COM 928563402 16,159 89,520 SH   SOLE   89,520 0 0
WESTROCK CO COM 96145D105 25,468 664,100 SH   SOLE   664,100 0 0
WHITING PETE CORP NEW COM NEW 966387409 49,755 1,903,395 SH   SOLE   1,903,395 0 0
ZIX CORP COM 98974P100 167 24,250 SH   SOLE   24,250 0 0