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
AAR CORP COM 000361105 41 861 SH   SOLE 1 861 0 0
ACI WORLDWIDE INC COM 004498101 64 2,257 SH   SOLE 1 2,257 0 0
ACTIVISION BLIZZARD INC COM 00507V109 2,413 29,000 SH   SOLE 0 29,000 0 0
ADVANCED ENERGY INDS COM 007973100 33 640 SH   SOLE 1 640 0 0
ADVANCED ENERGY INDS COM 007973100 67 1,300 SH   SOLE 0 1,300 0 0
ADVANCED MICRO DEVICES INC COM 007903107 2,811 91,000 SH   SOLE 0 91,000 0 0
ADVANCED MICRO DEVICES INC COM 007903107 2,811 91,000 SH Put SOLE 0 91,000 0 0
AECOM COM 00766T100 42 1,296 SH   SOLE 1 1,296 0 0
AIR LEASE CORP CL A 00912X302 90 1,951 SH   SOLE 1 1,951 0 0
ALIBABA GROUP HLDG LTD SPONSORED ADS 01609W102 338 2,050 SH   SOLE 0 2,050 0 0
ALPHABET INC CAP STK CL C 02079K107 78 65 SH   SOLE 0 65 0 0
ALPHABET INC CAP STK CL A 02079K305 5,617 4,653 SH   SOLE 0 4,653 0 0
ALTRA INDL MOTION CORP COM 02208R106 5,295 128,204 SH   SOLE 0 128,204 0 0
AMAZON COM INC COM 023135106 34 17 SH   SOLE 0 17 0 0
AMC NETWORKS INC CL A 00164V103 89 1,338 SH   SOLE 1 1,338 0 0
AMERICAN ELEC PWR INC COM 025537101 12 170 SH   SOLE 0 0 0 170
AMERICAN TOWER CORP NEW COM 03027X100 17 115 SH   SOLE 0 0 0 115
AMERICAN WTR WKS CO INC NEW COM 030420103 10 111 SH   SOLE 0 0 0 111
APPLE INC COM 037833100 90 400 SH   SOLE 0 400 0 0
APPLIED MATLS INC COM 038222105 2,444 63,240 SH   SOLE 0 63,240 0 0
AQUA AMERICA INC COM 03836W103 5 130 SH   SOLE 0 0 0 130
ARGO GROUP INTL HLDGS LTD COM G0464B107 47 743 SH   SOLE 1 743 0 0
ARRIS INTL INC SHS G0551A103 91 3,513 SH   SOLE 1 3,513 0 0
ARTISAN PARTNERS ASSET MGMT CL A 04316A108 25 775 SH   SOLE 0 775 0 0
ASGN INC COM 00191U102 5,508 69,781 SH   SOLE 0 69,781 0 0
ASPEN INSURANCE HOLDINGS LTD SHS G05384105 85 2,032 SH   SOLE 1 2,032 0 0
AT&T INC COM 00206R102 1,136 33,820 SH   SOLE 0 33,820 0 0
ATRICURE INC COM 04963C209 4,917 140,369 SH   SOLE 0 140,369 0 0
AVERY DENNISON CORP COM 053611109 30 275 SH   SOLE 0 275 0 0
AXIS CAPITAL HOLDINGS LTD SHS G0692U109 102 1,770 SH   SOLE 1 1,770 0 0
AZZ INC COM 002474104 4,676 92,601 SH   SOLE 0 92,601 0 0
BANC OF CALIFORNIA INC COM 05990K106 1,276 67,504 SH   SOLE 0 67,504 0 0
BANK OF NT BUTTERFIELD&SON L SHS NEW G0772R208 22 432 SH   SOLE 0 432 0 0
BANNER CORP COM NEW 06652V208 4,844 77,922 SH   SOLE 0 77,922 0 0
BERKSHIRE HILLS BANCORP INC COM 084680107 27 675 SH   SOLE 0 675 0 0
BRIDGEWATER BANCSHARES INC COM ACCD INV 108621103 30 2,280 SH   SOLE 1 2,280 0 0
BRYN MAWR BK CORP COM 117665109 4,533 96,642 SH   SOLE 0 96,642 0 0
CALAMP CORP COM 128126109 6,437 268,667 SH   SOLE 0 268,667 0 0
CAMBREX CORP COM 132011107 5,385 78,727 SH   SOLE 0 78,727 0 0
CAMBREX CORP COM 132011107 33 485 SH   SOLE 1 485 0 0
CANADIAN NATL RY CO COM 136375102 10 107 SH   SOLE 0 0 0 107
CANTEL MEDICAL CORP COM 138098108 16 175 SH   SOLE 0 175 0 0
CARBONITE INC COM 141337105 5,253 147,357 SH   SOLE 0 147,357 0 0
CARDTRONICS PLC SHS CL A G1991C105 27 840 SH   SOLE 1 840 0 0
CARS COM INC COM 14575E105 58 2,114 SH   SOLE 1 2,114 0 0
CATALENT INC COM 148806102 30 650 SH   SOLE 0 650 0 0
CBS CORP NEW CL B 124857202 256 4,460 SH   SOLE 0 4,460 0 0
CBTX INC COM 12481V104 1,825 51,361 SH   SOLE 0 51,361 0 0
CIRRUS LOGIC INC COM 172755100 38 978 SH   SOLE 1 978 0 0
CISCO SYS INC COM 17275R102 385 7,905 SH   SOLE 0 7,905 0 0
CISION LTD SHS G1992S109 31 1,850 SH   SOLE 0 1,850 0 0
COHERENT INC COM 192479103 44 255 SH   SOLE 1 255 0 0
COLUMBIA BKG SYS INC COM 197236102 5,178 133,559 SH   SOLE 0 133,559 0 0
COLUMBUS MCKINNON CORP N Y COM 199333105 4,554 115,175 SH   SOLE 0 115,175 0 0
COMCAST CORP NEW CL A 20030N101 1,356 38,300 SH   SOLE 0 38,300 0 0
CORELOGIC INC COM 21871D103 67 1,362 SH   SOLE 1 1,362 0 0
CRA INTL INC COM 12618T105 4,370 87,023 SH   SOLE 0 87,023 0 0
CROWN CASTLE INTL CORP NEW COM 22822V101 8 75 SH   SOLE 0 0 0 75
CTRIP COM INTL LTD AMERICAN DEP SHS 22943F100 19 510 SH   SOLE 0 510 0 0
DOMINION ENERGY INC COM 25746U109 5 70 SH   SOLE 0 0 0 70
DONNELLEY FINL SOLUTIONS INC COM 25787G100 100 5,580 SH   SOLE 1 5,580 0 0
DTE ENERGY CO COM 233331107 8 69 SH   SOLE 0 0 0 69
DXP ENTERPRISES INC NEW COM NEW 233377407 4,826 120,430 SH   SOLE 0 120,430 0 0
ELECTRONIC ARTS INC COM 285512109 3,641 30,220 SH   SOLE 0 30,220 0 0
ENCOMPASS HEALTH CORP COM 29261A100 47 600 SH   SOLE 0 600 0 0
ENTEGRIS INC COM 29362U104 28 950 SH   SOLE 0 950 0 0
ENTERPRISE FINL SVCS CORP COM 293712105 6,934 130,702 SH   SOLE 0 130,702 0 0
EPAM SYS INC COM 29414B104 48 350 SH   SOLE 0 350 0 0
EURONET WORLDWIDE INC COM 298736109 49 488 SH   SOLE 1 488 0 0
EVERCORE INC CLASS A 29977A105 35 350 SH   SOLE 0 350 0 0
EVERQUOTE INC COM CL A 30041R108 102 6,840 SH   SOLE 0 6,840 0 0
EXPONENT INC COM 30214U102 3,994 74,515 SH   SOLE 0 74,515 0 0
FACEBOOK INC CL A 30303M102 6,624 40,276 SH   SOLE 0 40,276 0 0
FACEBOOK INC CL A 30303M102 4,112 25,000 SH Put SOLE 0 25,000 0 0
FEDERAL SIGNAL CORP COM 313855108 7,173 267,850 SH   SOLE 0 267,850 0 0
FINANCIAL INSTNS INC COM 317585404 3,100 98,723 SH   SOLE 0 98,723 0 0
FIRST BUSEY CORP COM NEW 319383204 17 550 SH   SOLE 0 550 0 0
FIRST INTST BANCSYSTEM INC COM CL A 32055Y201 13 300 SH   SOLE 0 300 0 0
FIRSTCASH INC COM 33767D105 54 663 SH   SOLE 1 663 0 0
FLUSHING FINL CORP COM 343873105 2,660 109,004 SH   SOLE 0 109,004 0 0
FORESCOUT TECHNOLOGIES INC COM 34553D101 253 6,710 SH   SOLE 0 6,710 0 0
FORTIS INC COM 349553107 4 137 SH   SOLE 0 0 0 137
FUSION CONNECT INC COM 36116X102 10 3,790 SH   SOLE 0 3,790 0 0
GAIN CAP HLDGS INC COM 36268W100 44 6,832 SH   SOLE 1 6,832 0 0
GENTHERM INC COM 37253A103 55 1,215 SH   SOLE 1 1,215 0 0
GEO GROUP INC NEW COM 36162J106 104 4,131 SH   SOLE 1 4,131 0 0
GIBRALTAR INDS INC COM 374689107 48 1,050 SH   SOLE 0 1,050 0 0
GP STRATEGIES CORP COM 36225V104 3,848 228,341 SH   SOLE 0 228,341 0 0
GROUP 1 AUTOMOTIVE INC COM 398905109 24 368 SH   SOLE 1 368 0 0
GTT COMMUNICATIONS INC COM 362393100 158 3,630 SH   SOLE 0 3,630 0 0
HANGER INC COM NEW 41043F208 4,342 208,447 SH   SOLE 0 208,447 0 0
HANMI FINL CORP COM NEW 410495204 19 750 SH   SOLE 0 750 0 0
HEALTHCARE SVCS GRP INC COM 421906108 24 600 SH   SOLE 0 600 0 0
HEALTHSTREAM INC COM 42222N103 5,762 185,800 SH   SOLE 0 185,800 0 0
HERITAGE FINL CORP WASH COM 42722X106 5,469 155,588 SH   SOLE 0 155,588 0 0
HEXCEL CORP NEW COM 428291108 40 600 SH   SOLE 0 600 0 0
HORTONWORKS INC COM 440894103 332 14,560 SH   SOLE 0 14,560 0 0
HP INC COM 40434L105 4,979 193,190 SH   SOLE 0 193,190 0 0
HURCO COMPANIES INC COM 447324104 5,304 117,600 SH   SOLE 0 117,600 0 0
HURON CONSULTING GROUP INC COM 447462102 45 914 SH   SOLE 1 914 0 0
I3 VERTICALS INC COM CL A 46571Y107 5,406 235,238 SH   SOLE 0 235,238 0 0
IBERIABANK CORP COM 450828108 24 300 SH   SOLE 0 300 0 0
ICHOR HOLDINGS SHS G4740B105 29 1,400 SH   SOLE 1 1,400 0 0
ICHOR HOLDINGS SHS G4740B105 3,347 163,913 SH   SOLE 0 163,913 0 0
ICON PLC SHS G4705A100 59 384 SH   SOLE 1 384 0 0
IMPERVA INC COM 45321L100 73 1,570 SH   SOLE 0 1,570 0 0
INPHI CORP COM 45772F107 5,556 146,295 SH   SOLE 0 146,295 0 0
INSTEEL INDUSTRIES INC COM 45774W108 4,622 128,809 SH   SOLE 0 128,809 0 0
INTEL CORP COM 458140100 2,584 54,640 SH   SOLE 0 54,640 0 0
INTERNATIONAL BUSINESS MACHS COM 459200101 446 2,950 SH   SOLE 0 2,950 0 0
INVACARE CORP COM 461203101 4,382 301,163 SH   SOLE 0 301,163 0 0
INVESTORS BANCORP INC NEW COM 46146L101 39 3,158 SH   SOLE 1 3,158 0 0
JELD-WEN HLDG INC COM 47580P103 53 2,151 SH   SOLE 1 2,151 0 0
JPMORGAN CHASE & CO COM 46625H100 4,909 43,500 SH   SOLE 0 43,500 0 0
JPMORGAN CHASE & CO COM 46625H100 4,909 43,500 SH Put SOLE 0 43,500 0 0
KADANT INC COM 48282T104 4,192 38,870 SH   SOLE 0 38,870 0 0
KEARNY FINL CORP MD COM 48716P108 25 1,803 SH   SOLE 1 1,803 0 0
KNIGHT SWIFT TRANSN HLDGS IN CL A 499049104 4,147 120,278 SH   SOLE 0 120,278 0 0
LAM RESEARCH CORP COM 512807108 76 502 SH   SOLE 0 502 0 0
LANTHEUS HLDGS INC COM 516544103 2,923 195,500 SH   SOLE 0 195,500 0 0
LITTELFUSE INC COM 537008104 20 100 SH   SOLE 0 100 0 0
LYDALL INC DEL COM 550819106 38 871 SH   SOLE 1 871 0 0
LYDALL INC DEL COM 550819106 3,740 86,785 SH   SOLE 0 86,785 0 0
MALIBU BOATS INC COM CL A 56117J100 29 524 SH   SOLE 1 524 0 0
MARTEN TRANS LTD COM 573075108 4,232 201,058 SH   SOLE 0 201,058 0 0
MARVELL TECHNOLOGY GROUP LTD ORD G5876H105 15 761 SH   SOLE 0 761 0 0
MASTERCARD INCORPORATED CL A 57636Q104 42 190 SH   SOLE 0 190 0 0
MATTHEWS INTL CORP CL A 577128101 30 600 SH   SOLE 0 600 0 0
MAXIMUS INC COM 577933104 23 350 SH   SOLE 0 350 0 0
MEDNAX INC COM 58502B106 49 1,045 SH   SOLE 1 1,045 0 0
MICHAELS COS INC COM 59408Q106 30 1,873 SH   SOLE 1 1,873 0 0
MICROCHIP TECHNOLOGY INC COM 595017104 13 170 SH   SOLE 0 170 0 0
MICROSOFT CORP COM 594918104 3,474 30,373 SH   SOLE 0 30,373 0 0
MIMECAST LTD ORD SHS G14838109 312 7,450 SH   SOLE 0 7,450 0 0
MONOLITHIC PWR SYS INC COM 609839105 31 250 SH   SOLE 0 250 0 0
MOVADO GROUP INC COM 624580106 5,035 120,159 SH   SOLE 0 120,159 0 0
MSG NETWORK INC CL A 553573106 71 2,764 SH   SOLE 1 2,764 0 0
MULTI COLOR CORP COM 625383104 2,155 34,613 SH   SOLE 0 34,613 0 0
MYRIAD GENETICS INC COM 62855J104 28 600 SH   SOLE 0 600 0 0
NATIONAL COMM CORP COM 63546L102 4,611 111,644 SH   SOLE 0 111,644 0 0
NATIONAL GRID PLC SPONSORED ADR NE 636274409 3 63 SH   SOLE 0 0 0 63
NATURAL GAS SERVICES GROUP COM 63886Q109 3,868 183,301 SH   SOLE 0 183,301 0 0
NAVIGATORS GROUP INC COM 638904102 41 590 SH   SOLE 1 590 0 0
NCR CORP NEW COM 62886E108 61 2,158 SH   SOLE 1 2,158 0 0
NETSCOUT SYS INC COM 64115T104 23 900 SH   SOLE 0 900 0 0
NEXTERA ENERGY INC COM 65339F101 19 113 SH   SOLE 0 0 0 113
NEXTERA ENERGY PARTNERS LP COM UNIT PART IN 65341B106 4 90 SH   SOLE 0 0 0 90
NISOURCE INC COM 65473P105 6 250 SH   SOLE 0 0 0 250
NORFOLK SOUTHERN CORP COM 655844108 8 44 SH   SOLE 0 0 0 44
NORTHRIM BANCORP INC COM 666762109 43 1,040 SH   SOLE 1 1,040 0 0
NORTHWEST PIPE CO COM 667746101 4,076 206,364 SH   SOLE 0 206,364 0 0
NOVANTA INC COM 67000B104 8,018 117,228 SH   SOLE 0 117,228 0 0
NV5 GLOBAL INC COM 62945V109 4,713 54,361 SH   SOLE 0 54,361 0 0
OCEANFIRST FINL CORP COM 675234108 5,917 217,374 SH   SOLE 0 217,374 0 0
OCLARO INC COM NEW 67555N206 21 2,300 SH   SOLE 0 2,300 0 0
OLD DOMINION FGHT LINES INC COM 679580100 4,914 30,473 SH   SOLE 0 30,473 0 0
OLD SECOND BANCORP INC ILL COM 680277100 2,434 157,553 SH   SOLE 0 157,553 0 0
OLLIES BARGAIN OUTLT HLDGS I COM 681116109 48 500 SH   SOLE 0 500 0 0
ORACLE CORP COM 68389X105 1,132 21,960 SH   SOLE 0 21,960 0 0
OWENS ILL INC COM NEW 690768403 55 2,911 SH   SOLE 1 2,911 0 0
PACIFIC PREMIER BANCORP COM 69478X105 19 516 SH   SOLE 0 516 0 0
PACWEST BANCORP DEL COM 695263103 5,249 110,152 SH   SOLE 0 110,152 0 0
PANHANDLE OIL AND GAS INC CL A 698477106 3,734 202,381 SH   SOLE 0 202,381 0 0
PATTERSON UTI ENERGY INC COM 703481101 24 1,425 SH   SOLE 0 1,425 0 0
PDF SOLUTIONS INC COM 693282105 1,696 187,835 SH   SOLE 0 187,835 0 0
PINNACLE FINL PARTNERS INC COM 72346Q104 4,856 80,724 SH   SOLE 0 80,724 0 0
PRA HEALTH SCIENCES INC COM 69354M108 53 485 SH   SOLE 0 485 0 0
PRESIDIO INC COM 74102M103 29 1,900 SH   SOLE 0 1,900 0 0
QUAKER CHEM CORP COM 747316107 40 200 SH   SOLE 0 200 0 0
QUANTENNA COMMUNICATIONS INC COM 74766D100 43 2,340 SH   SOLE 0 2,340 0 0
RAPID7 INC COM 753422104 307 8,320 SH   SOLE 0 8,320 0 0
RENASANT CORP COM 75970E107 5,612 136,191 SH   SOLE 0 136,191 0 0
ROGERS CORP COM 775133101 48 325 SH   SOLE 0 325 0 0
RPC INC COM 749660106 4,476 289,161 SH   SOLE 0 289,161 0 0
SABRE CORP COM 78573M104 92 3,520 SH   SOLE 1 3,520 0 0
SALESFORCE COM INC COM 79466L302 320 2,010 SH   SOLE 0 2,010 0 0
SALLY BEAUTY HLDGS INC COM 79546E104 46 2,518 SH   SOLE 1 2,518 0 0
SAP SE SPON ADR 803054204 28 230 SH   SOLE 0 230 0 0
SCHWEITZER-MAUDUIT INTL INC COM 808541106 41 1,080 SH   SOLE 1 1,080 0 0
SCRIPPS E W CO OHIO CL A NEW 811054402 71 4,278 SH   SOLE 1 4,278 0 0
SEMPRA ENERGY COM 816851109 9 78 SH   SOLE 0 0 0 78
SILICON MOTION TECHNOLOGY CO SPONSORED ADR 82706C108 273 5,080 SH   SOLE 0 5,080 0 0
SIMMONS 1ST NATL CORP CL A $1 PAR 828730200 22 740 SH   SOLE 0 740 0 0
SKYWORKS SOLUTIONS INC COM 83088M102 321 3,540 SH   SOLE 0 3,540 0 0
SP PLUS CORP COM 78469C103 5,239 143,541 SH   SOLE 0 143,541 0 0
SPARTANNASH CO COM 847215100 26 1,285 SH   SOLE 1 1,285 0 0
SPORTSMANS WHSE HLDGS INC COM 84920Y106 37 6,302 SH   SOLE 1 6,302 0 0
SPROUTS FMRS MKT INC COM 85208M102 15 550 SH   SOLE 0 550 0 0
STERLING BANCORP DEL COM 85917A100 4,330 196,809 SH   SOLE 0 196,809 0 0
STERLING CONSTRUCTION CO INC COM 859241101 6,409 447,537 SH   SOLE 0 447,537 0 0
SUPERNUS PHARMACEUTICALS INC COM 868459108 4,661 92,569 SH   SOLE 0 92,569 0 0
SYNEOS HEALTH INC CL A 87166B102 61 1,183 SH   SOLE 1 1,183 0 0
TCF FINL CORP COM 872275102 59 2,479 SH   SOLE 1 2,479 0 0
TENNECO INC COM 880349105 80 1,888 SH   SOLE 1 1,888 0 0
TEXAS ROADHOUSE INC COM 882681109 35 500 SH   SOLE 0 500 0 0
THOR INDS INC COM 885160101 36 428 SH   SOLE 1 428 0 0
TRICO BANCSHARES COM 896095106 26 675 SH   SOLE 0 675 0 0
U S G CORP COM NEW 903293405 51 1,172 SH   SOLE 1 1,172 0 0
U S PHYSICAL THERAPY INC COM 90337L108 5,779 48,731 SH   SOLE 0 48,731 0 0
UNION BANKSHARES CORP NEW COM 90539J109 23 600 SH   SOLE 0 600 0 0
UNIVERSAL DISPLAY CORP COM 91347P105 35 300 SH   SOLE 0 300 0 0
VERITEX HLDGS INC COM 923451108 1,328 47,000 SH   SOLE 0 47,000 0 0
VERIZON COMMUNICATIONS INC COM 92343V104 462 8,660 SH   SOLE 0 8,660 0 0
VIACOM INC NEW CL B 92553P201 1,891 56,000 SH   SOLE 0 56,000 0 0
VIRTUS INVT PARTNERS INC COM 92828Q109 61 539 SH   SOLE 1 539 0 0
VISA INC COM CL A 92826C839 57 380 SH   SOLE 0 380 0 0
VODAFONE GROUP PLC NEW SPONSORED ADR 92857W308 2,730 125,800 SH   SOLE 0 125,800 0 0
WEC ENERGY GROUP INC COM 92939U106 9 132 SH   SOLE 0 0 0 132
WESCO INTL INC COM 95082P105 32 525 SH   SOLE 0 525 0 0
WINNEBAGO INDS INC COM 974637100 41 1,232 SH   SOLE 1 1,232 0 0
WORLD FUEL SVCS CORP COM 981475106 78 2,821 SH   SOLE 1 2,821 0 0
WORTHINGTON INDS INC COM 981811102 50 1,163 SH   SOLE 1 1,163 0 0
WSFS FINL CORP COM 929328102 4,532 96,116 SH   SOLE 0 96,116 0 0
XCEL ENERGY INC COM 98389B100 9 200 SH   SOLE 0 0 0 200
YANDEX N V SHS CLASS A N97284108 3,813 115,930 SH   SOLE 0 115,930 0 0
ZAYO GROUP HLDGS INC COM 98919V105 994 28,620 SH   SOLE 0 28,620 0 0