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
AAON INC COM 000360206 406 11,791 SH   SOLE   11,791 0 0
ADDUS HOMECARE CORP COM 006739106 4,979 141,052 SH   SOLE   73,780 0 67,272
ALLIED MOTION TECH COM 019330109 11,957 471,865 SH   SOLE   235,168 0 236,697
AMERISAFE INC COM 03071H100 804 13,816 SH   SOLE   13,816 0 0
AMN HEALTHCARE SER INC COM 001744101 715 15,651 SH   SOLE   15,651 0 0
ANGIODYNAMICS COM 03475V101 5,095 298,128 SH   SOLE   152,197 0 145,931
ANI PHARMACEUTICALS COM 00182c103 792 15,095 SH   SOLE   15,095 0 0
ANIKA THERAP COM 035255108 12,610 217,429 SH   SOLE   119,128 0 98,301
ATLANTIC COAST FED COM 048426100 3,394 385,304 SH   SOLE   196,004 0 189,300
ATRION CORP COM 049904105 10,921 16,252 SH   SOLE   8,211 0 8,041
AUTOBYTEL INC COM 05275N205 2,418 351,016 SH   SOLE   183,783 0 167,233
AZZ INC COM 002474104 488 10,039 SH   SOLE   10,039 0 0
BANNER CORP COM 06652V208 439 7,167 SH   SOLE   7,167 0 0
BASIC ENERGY SERVICES COM 06985P209 271 14,069 SH   SOLE   14,069 0 0
BASSETT FURNITURE COM 070203104 13,280 352,256 SH   SOLE   178,537 0 173,719
BEL FUSE INC CL B COM 077347300 5,499 176,267 SH   SOLE   101,681 0 74,586
BENCHMARK ELECTRIC COM 08160H101 989 28,975 SH   SOLE   28,975 0 0
BSQUARE CORP COM 11776U300 3,635 699,194 SH   SOLE   366,033 0 333,161
BUFFALO WILD WNGS COM 119848109 533 5,047 SH   SOLE   5,047 0 0
CALAMP CORP COM 128126109 10,700 460,233 SH   SOLE   250,216 0 210,017
CALLAWAY GOLF CO COM 131193104 10,808 749,062 SH   SOLE   352,696 0 396,366
CAMBREX CORP COM 132011107 831 15,114 SH   SOLE   15,114 0 0
CENTURY COMMUNITIES INC COM 156504300 6,325 256,112 SH   SOLE   124,849 0 131,263
CHART INDUSTRIES COM 16115q308 530 13,513 SH   SOLE   13,513 0 0
CHASE CORP COM 16150R104 696 6,255 SH   SOLE   6,255 0 0
CITIZENS COMM BCP COM 174903104 4,618 331,096 SH   SOLE   175,903 0 155,193
CLEARFIELD INC COM 18482P103 6,212 456,799 SH   SOLE   223,400 0 233,399
COMMUNITY HEALTHCARE TRUST COM 20369C106 10,866 403,054 SH   SOLE   206,063 0 196,991
CONDOR HOSPITALITY TRUST INC COM 20676Y403 4,104 392,767 SH   SOLE   194,847 0 197,920
CRA INTERNATIONAL INC COM 12618T105 6,298 153,424 SH   SOLE   78,524 0 74,900
CRYOLIFE INC COM 228903100 5,096 224,518 SH   SOLE   121,075 0 103,443
CULP INC COM 230215105 6,584 201,059 SH   SOLE   98,691 0 102,368
CURTISS WRIGHT COM 231561101 514 4,921 SH   SOLE   4,921 0 0
DEL FRISCOS RSTRNT GRP COM 245077102 6,178 424,623 SH   SOLE   218,303 0 206,320
ENTERPRISE FINANCIAL SERVICE COM 293712105 7,523 177,650 SH   SOLE   85,589 0 92,061
EPLUS COM 294268107 13,331 144,207 SH   SOLE   77,505 0 66,702
EQUITY BANCSHARES CL A COM 29460X109 5,033 141,477 SH   SOLE   75,050 0 66,427
ERA GROUP INC COM 26885G109 6,305 563,515 SH   SOLE   203,746 0 359,769
EXACTECH INC COM COM 30064E109 8,429 255,815 SH   SOLE   132,656 0 123,159
EXLSERVICE HOLDINGS INC COM 302081104 1,040 17,848 SH   SOLE   17,848 0 0
FIESTA RESTAURANT GRP COM 31660b101 3,202 168,540 SH   SOLE   100,620 0 67,920
FIRST BUSEY CORP COM 319383204 14,637 466,770 SH   SOLE   242,981 0 223,789
FIRST FINL NW COM 32022K102 4,917 289,413 SH   SOLE   146,134 0 143,279
FIRST INTERNET BANCORP COM 320557101 8,356 258,702 SH   SOLE   130,402 0 128,300
FLEXSTEEL INDS COM 339382103 8,817 173,920 SH   SOLE   89,514 0 84,406
FOGO DE CHAO INC COM 344177100 5,902 476,046 SH   SOLE   251,609 0 224,437
FORUM ENERGY TECH COM 34984V100 561 35,297 SH   SOLE   35,297 0 0
FORWARD AIR COM 349853101 778 13,605 SH   SOLE   13,605 0 0
FOSTER LB COM 350060109 2,696 118,528 SH   SOLE   55,654 0 62,874
GENESEE WYOMING COM 371559105 805 10,886 SH   SOLE   10,886 0 0
GENTHERM INC COM 37253A103 631 16,990 SH   SOLE   16,990 0 0
GOLDFIELD CORP COM 381370105 6,244 991,138 SH   SOLE   508,876 0 482,262
GP STRATEGIES COM 36225V104 9,592 310,952 SH   SOLE   147,724 0 163,228
GRACO INC COM 384109104 901 7,289 SH   SOLE   7,289 0 0
GRAHAM CORP COM 384556106 9,861 473,449 SH   SOLE   251,976 0 221,473
GUARANTY BANCSHARES COM 400764106 5,005 156,481 SH   SOLE   74,383 0 82,098
HACKETT GROUP INC COM 404609109 6,209 408,813 SH   SOLE   194,407 0 214,406
HEALTHSTREAM INC COM 42222n103 7,100 303,815 SH   SOLE   159,595 0 144,220
HEICO CORP NEW COM COM 422806109 1,094 12,183 SH   SOLE   12,183 0 0
HELEN OF TROY COM G4388N106 678 6,998 SH   SOLE   6,998 0 0
HERITAGE FINL COM 42722X106 13,018 441,301 SH   SOLE   211,631 0 229,670
HILL INTERNATIONAL INC COM 431466101 8,976 1,889,776 SH   SOLE   1,014,021 0 875,755
HOME BANCORP INC COM 43689E107 4,720 112,870 SH   SOLE   63,508 0 49,362
HOME BANCSHARES COM 436893200 1,027 40,743 SH   SOLE   40,743 0 0
HOMETRUST BANCSHARES INC COM 437872104 10,534 410,721 SH   SOLE   213,231 0 197,490
HOOKER FURNITURE COM 439038100 5,017 105,074 SH   SOLE   51,954 0 53,120
HORACE MANN EDUCATORS COM 440327104 644 16,384 SH   SOLE   16,384 0 0
HORIZON BANCORP COM 440407104 1,176 40,320 SH   SOLE   40,320 0 0
HOUSTON WIRE AND CABLE COM 44244K109 4,233 806,476 SH   SOLE   390,452 0 416,024
HURCO COMPANIES COM 447324104 5,620 135,101 SH   SOLE   52,552 0 82,549
HUTTIG BUILDING PRODUCTS COM 448451104 3,738 529,503 SH   SOLE   303,082 0 226,421
IMMERSION CORPORATION COM 452521107 6,275 768,176 SH   SOLE   376,036 0 392,140
INDEPNDNT BK MI COM 453838609 7,846 346,432 SH   SOLE   163,752 0 182,680
INFINITY PROPERTY AND CASUALTY COM 45665Q103 613 6,513 SH   SOLE   6,513 0 0
INFO SERVICES GRP COM 45675y104 6,823 1,697,459 SH   SOLE   879,833 0 817,626
INNOPHOS HOLDINGS INC COM 45774N108 740 15,059 SH   SOLE   15,059 0 0
INOGEN INC COM 45780L104 1,393 14,656 SH   SOLE   14,656 0 0
INSTEEL INDUST INC COM 45774W108 7,568 289,860 SH   SOLE   148,960 0 140,900
INTREPID POTASH INC COM 46121Y102 471 108,177 SH   SOLE   108,177 0 0
JOHNSON OUTDOORS COM 479167108 12,813 174,858 SH   SOLE   90,557 0 84,301
KIRBY CORP COM 497266106 925 14,033 SH   SOLE   14,033 0 0
KMG CHEMICALS INC COM 482564101 1,389 25,320 SH   SOLE   19,950 0 5,370
KVH INDS COM 482738101 2,136 178,754 SH   SOLE   155,342 0 23,412
LANDEC CORP COM 514766104 9,480 732,109 SH   SOLE   353,250 0 378,859
LANDSTAR SYSTEMS COM 515098101 820 8,232 SH   SOLE   8,232 0 0
LEMAITRE VASCULAR INC COM 525558201 12,062 322,355 SH   SOLE   166,768 0 155,587
LIFEPOINT HOSPITALS INC COM 53219l109 508 8,782 SH   SOLE   8,782 0 0
LITHIA MOTORS INC CL A COM 536797103 635 5,282 SH   SOLE   5,282 0 0
LUMINEX CORP COM 55027E102 7,654 376,532 SH   SOLE   225,485 0 151,047
LYDALL INC COM 550819106 7,373 128,676 SH   SOLE   65,516 0 63,160
MI HOMES INC COM 55305b101 3,748 140,230 SH   SOLE   71,240 0 68,990
MAMMOTH ENERGY SERVICES INC COM 56155L108 3,773 223,795 SH   SOLE   116,375 0 107,420
MARINEMAX INC COM 567908108 6,498 392,657 SH   SOLE   200,280 0 192,377
MAXIMUS INC COM 577933104 702 10,890 SH   SOLE   10,890 0 0
MB FINANCIAL COM 55264U108 928 20,623 SH   SOLE   20,623 0 0
MERCANTILE BANK CORP COM 587376104 3,033 86,915 SH   SOLE   42,515 0 44,400
MERIDIAN BANCORP INC COM 58958U103 6,015 322,562 SH   SOLE   169,622 0 152,940
MERIT MEDICAL SYS COM 589889104 6,516 153,866 SH   SOLE   75,952 0 77,914
MERITAGE HOMES COM 59001A102 563 12,689 SH   SOLE   12,689 0 0
MESA LABORATORIES INC COM 59064R109 11,529 77,215 SH   SOLE   40,034 0 37,181
METHODE ELECTRONICS INC COM 591520200 598 14,130 SH   SOLE   14,130 0 0
MIDSOUTH BCP COM 598039105 2,657 220,559 SH   SOLE   111,539 0 109,020
MILLER INDUSTRIES COM 600551204 10,430 373,186 SH   SOLE   160,976 0 212,210
MINERALS TECHNOLOGIES INC COM 603158106 332 4,707 SH   SOLE   4,707 0 0
MITEK SYSTEMS INC COM 606710200 5,527 581,798 SH   SOLE   301,747 0 280,051
MKS INSTRUMENTS COM 55306N104 597 6,324 SH   SOLE   6,324 0 0
MTS SYSTEMS CORP COM 553777103 848 15,884 SH   SOLE   15,884 0 0
MYR GROUP COM 55405W104 8,820 302,698 SH   SOLE   160,295 0 142,403
NAT GAS SERVICES COM 63886Q109 5,178 182,348 SH   SOLE   88,163 0 94,185
NAUTILUS INC COM 63910B102 3,447 203,995 SH   SOLE   130,866 0 73,129
NAVIGATORS GROUP INC COM 638904102 313 5,376 SH   SOLE   5,376 0 0
NEOGEN CORP COM COM 640491106 1,466 18,931 SH   SOLE   18,931 0 0
NIC INC COM 62914B100 331 19,327 SH   SOLE   19,327 0 0
OCEANFIRST CORP COM 675234108 4,398 160,010 SH   SOLE   79,600 0 80,410
OLD SECOND BCP COM 680277100 18,434 1,370,597 SH   SOLE   799,374 0 571,223
OMEGA PROTEIN COM 68210P107 5,779 347,088 SH   SOLE   167,436 0 179,652
OMNICELL INC COM 68213n109 5,773 113,090 SH   SOLE   63,737 0 49,353
OVERSTOCK COM INC COM 690370101 20,154 678,592 SH   SOLE   338,472 0 340,120
PAPA JOHNS INTL COM 698813102 456 6,242 SH   SOLE   6,242 0 0
PCSB FINANCIAL CORP COM 69324r104 12,586 667,358 SH   SOLE   348,555 0 318,803
PDF SOLUTIONS COM 693282105 6,002 387,481 SH   SOLE   199,746 0 187,735
PREFERRED BANK LA COM 740367404 3,881 64,312 SH   SOLE   32,927 0 31,385
PRGX GLOBAL INC COM 69357c503 3,491 498,740 SH   SOLE   253,647 0 245,093
PROASSURANCE CORP COM 74267C106 374 6,861 SH   SOLE   6,861 0 0
RANDOLPH BANCORP INC COM 752378109 6,754 441,182 SH   SOLE   237,124 0 204,058
REDROBIN GRMT COM 75689M101 230 3,439 SH   SOLE   3,439 0 0
RENEWABLE ENERGY GRP COM 75972A301 4,636 381,566 SH   SOLE   213,640 0 167,926
REX AMERICAN RESOURCES COM 761624105 5,032 53,631 SH   SOLE   29,002 0 24,629
RIVERVIEW BANCORP INC COM 769397100 3,854 458,905 SH   SOLE   232,205 0 226,700
RLI CORP COM 749607107 504 8,801 SH   SOLE   8,801 0 0
ROGERS CORP COM 775133101 805 6,045 SH   SOLE   6,045 0 0
RUDOLPH TECH COM 781270103 4,228 160,763 SH   SOLE   80,600 0 80,163
S AND W SEED CO COM 785135104 1,539 488,744 SH   SOLE   422,774 0 65,970
SAFETY INSURANCE GROUP INC COM 78648T100 669 8,779 SH   SOLE   8,779 0 0
SANMINA CORP COM 801056102 232 6,271 SH   SOLE   6,271 0 0
SCANSOURCE COM 806037107 691 15,847 SH   SOLE   15,847 0 0
SELECTIVE INS COM 816300107 622 11,557 SH   SOLE   11,557 0 0
SI FINANCIAL GROUP INC COM 78425V104 10,568 706,909 SH   SOLE   311,747 0 395,162
SMART SAND INC COM 83191H107 4,698 693,006 SH   SOLE   344,916 0 348,090
SOUTH ST CORP COM 840441109 400 4,451 SH   SOLE   4,451 0 0
STERLING CONSTRUCTION CO COM 859241101 4,606 302,476 SH   SOLE   160,444 0 142,032
STEVE MADDEN COM 556269108 895 20,683 SH   SOLE   20,683 0 0
SUPERNUS PHARMA INC COM 868459108 1,050 26,251 SH   SOLE   26,251 0 0
SYNNEX CORP COM COM 87162w100 717 5,670 SH   SOLE   5,670 0 0
TELEDYNE TECH COM 879360105 630 3,960 SH   SOLE   3,960 0 0
TEXAS ROADHOUSE INC COM 882681109 793 16,144 SH   SOLE   16,144 0 0
THOR INDS COM 885160101 857 6,811 SH   SOLE   6,811 0 0
TRICO BANCSHARES COM 896095106 3,433 84,252 SH   SOLE   72,772 0 11,480
TRINITY INDUSTRIES COM 896522109 673 21,117 SH   SOLE   21,117 0 0
UFP TECH INC COM 902673102 12,198 434,112 SH   SOLE   234,736 0 199,376
UNIFIRST COM 904708104 680 4,491 SH   SOLE   4,491 0 0
UNIVERSAL ELEC COM 913483103 5,639 88,951 SH   SOLE   41,061 0 47,890
UNIVRSL STNLESS COM 913837100 3,717 178,305 SH   SOLE   80,508 0 97,797
US AUTO PARTS NETWORK INC COM 90343C100 3,361 1,163,224 SH   SOLE   556,337 0 606,887
US PHYSICAL THPY COM 90337L108 7,475 121,655 SH   SOLE   64,568 0 57,087
USA TECHNOLOGIES INC COM 90328S500 4,689 750,243 SH   SOLE   360,148 0 390,095
VIRTUSA CORP COM 92827P102 1,005 26,614 SH   SOLE   26,614 0 0
VISHAY PRECISION COM 92835k103 7,248 297,088 SH   SOLE   155,713 0 141,375
WATERSTONE FINANCIAL INC COM 94188P101 2,080 106,682 SH   SOLE   43,792 0 62,890
WATSCO INC COM 942622200 706 4,387 SH   SOLE   4,387 0 0
WILLDAN GROUP INC COM 96924n100 4,440 136,812 SH   SOLE   70,323 0 66,489
ZIX CORP COM 98974P100 5,592 1,143,744 SH   SOLE   588,583 0 555,161