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 1,099 39,250 SH   SOLE   0 36,750 2,500
ABIOMED INC COM 003654100 1,982 20,909 SH   SOLE   0 19,509 1,400
ABRAXAS PETROL COM 003830106 1,893 1,875,140 SH   SOLE   0 868,040 1,007,100
ACETO CORP COM 004446100 5,469 232,160 SH   SOLE   0 107,949 124,211
ADDUS HOMECARE CORP COM 006739106 2,463 143,284 SH   SOLE   0 66,320 76,964
ALLIANCE FIBER OPTIC COM 018680306 9,943 672,317 SH   SOLE   0 311,123 361,194
ALLIED MOTION TECH COM 019330109 4,300 238,931 SH   SOLE   0 115,138 123,793
AMERICAN STATES WATER CO COM 029899101 1,465 37,234 SH   SOLE   0 34,834 2,400
AMERISAFE INC COM 03071H100 1,861 35,431 SH   SOLE   0 33,531 1,900
AMN HEALTHCARE SER. INC COM 001744101 1,324 39,398 SH   SOLE   0 36,878 2,520
ARCTIC CAT COM 039670104 3,319 197,570 SH   SOLE   0 87,000 110,570
ARGAN INC COM 04010E109 15,275 434,456 SH   SOLE   0 201,909 232,547
ATRION CORP COM 049904105 10,593 26,794 SH   SOLE   0 12,412 14,382
AUTOBYTEL INC COM 05275N205 8,541 491,994 SH   SOLE   0 227,597 264,397
AZZ INC COM 002474104 1,265 22,361 SH   SOLE   0 20,961 1,400
BANNER CORP COM 06652V208 1,003 23,881 SH   SOLE   0 22,341 1,540
BASSETT FURN. COM 070203104 9,847 309,087 SH   SOLE   0 143,827 165,260
BEL FUSE INC_CL B COM 077347300 3,572 244,687 SH   SOLE   0 134,340 110,347
BENCHMARK ELEC. COM 08160H101 1,269 55,075 SH   SOLE   0 51,224 3,851
BNC BANCORP COM 05566T101 855 40,490 SH   SOLE   0 38,390 2,100
BRIDGE BANCORP COM 108035106 12,179 399,710 SH   SOLE   0 185,910 213,800
BUFFALO WILD WNGS COM 119848109 1,162 7,851 SH   SOLE   0 7,351 500
CALAMP CORP COM 128126109 10,929 609,550 SH   SOLE   0 311,848 297,702
CALLAWAY GOLF CO COM 131193104 12,962 1,421,287 SH   SOLE   0 664,901 756,386
CAMBREX CORP COM 132011107 9,522 216,430 SH   SOLE   0 113,701 102,729
CASCADE MICROTECH INC COM 147322101 2,028 98,375 SH   SOLE   0 38,463 59,912
CASEY'S GENERAL COM 147528103 670 5,919 SH   SOLE   0 5,519 400
CENTERSTATE BANKS INC COM 15201P109 10,677 717,080 SH   SOLE   0 339,950 377,130
CHART INDUSTRIES COM 16115q308 288 13,300 SH   SOLE   0 13,300 0
CLARCOR INC COM 179895107 1,414 24,474 SH   SOLE   0 23,174 1,300
CLEARFIELD INC COM 18482P103 9,254 575,859 SH   SOLE   0 265,272 310,587
CRA INTERNATIONAL INC COM 12618T105 5,077 258,504 SH   SOLE   0 119,504 139,000
CULP INC COM 230215105 2,220 84,681 SH   SOLE   0 33,337 51,344
CURTISS WRIGHT COM 231561101 1,040 13,755 SH   SOLE   0 12,955 800
CYNOSURE INC COM 232577205 16,580 375,801 SH   SOLE   0 199,319 176,482
DEL TACO RESTAURANTS INC. COM 245496104 7,508 726,850 SH   SOLE   0 336,460 390,390
DELUXE CORP COM 248019101 1,277 20,441 SH   SOLE   0 19,441 1,000
DRIL_QUIP COM 262037104 2,007 33,142 SH   SOLE   0 31,242 1,900
DST SYSTEMS INC COM 233326107 446 3,962 SH   SOLE   0 3,962 0
ENTERPRISE FINANCIAL SERVICE COM 293712105 13,561 501,527 SH   SOLE   0 227,806 273,721
EPLUS COM 294268107 14,663 182,136 SH   SOLE   0 95,097 87,039
EQUITY BANCSHARES CL_A COM 29460X109 4,501 214,340 SH   SOLE   0 105,410 108,930
ERA GROUP INC COM 26885G109 9,049 964,722 SH   SOLE   0 516,271 448,451
EVOLUTION PETRO CORP COM 30049A107 4,927 1,013,844 SH   SOLE   0 466,673 547,171
EXLSERVICE HOLDINGS INC COM 302081104 2,220 42,858 SH   SOLE   0 40,058 2,800
EXPONENT INC COM 30214U102 550 10,800 SH   SOLE   0 10,000 800
FABRINET COM G3323L100 15,323 473,672 SH   SOLE   0 224,803 248,869
FIRST BUSEY CORP COM 319383204 6,160 300,799 SH   SOLE   0 138,050 162,749
FIRST FINL NW COM 32022K102 5,705 433,227 SH   SOLE   0 201,988 231,239
FLEXSTEEL INDS COM 339382103 5,368 122,914 SH   SOLE   0 51,104 71,810
FORUM ENERGY TECH COM 34984V100 314 23,820 SH   SOLE   0 23,820 0
FORWARD AIR COM 349853101 1,127 24,870 SH   SOLE   0 23,120 1,750
GENESEE_WYOMING COM 371559105 435 6,940 SH   SOLE   0 6,940 0
GENTHERM INC. COM 37253A103 655 15,770 SH   SOLE   0 14,800 970
GP STRATEGIES COM 36225V104 7,893 288,072 SH   SOLE   0 135,984 152,088
GRACO INC. COM 384109104 1,758 20,950 SH   SOLE   0 19,395 1,555
GRAHAM CORP COM 384556106 7,328 368,088 SH   SOLE   0 181,884 186,204
HACKETT GROUP INC COM 404609109 8,832 584,152 SH   SOLE   0 270,168 313,984
HANMI FINANCIAL CORP COM 410495204 2,659 120,798 SH   SOLE   0 55,922 64,876
HARSCO CORP COM 415864107 237 43,590 SH   SOLE   0 43,590 0
HAYNES INTL INC. COM 420877201 5,215 142,890 SH   SOLE   0 83,570 59,320
HEALTHSTREAM INC. COM 42222n103 10,048 454,878 SH   SOLE   0 222,438 232,440
HELEN OF TROY COM G4388N106 2,033 19,614 SH   SOLE   0 18,514 1,100
HERITAGE FINL COM 42722X106 11,225 638,910 SH   SOLE   0 295,660 343,250
HERITAGE OAKS BANCORP COM 42724R107 13,814 1,773,382 SH   SOLE   0 823,391 949,991
HILL INTERNATIONAL INC COM 431466101 3,536 1,049,495 SH   SOLE   0 485,576 563,919
HOME BANCSHARES COM 436893200 2,518 61,510 SH   SOLE   0 58,210 3,300
HORACE MANN EDUCATORS COM 440327104 1,849 58,352 SH   SOLE   0 55,352 3,000
HORIZON BANCORP COM 440407104 1,884 76,231 SH   SOLE   0 72,231 4,000
HOUSTON WRE_CBLE COM 44244K109 5,469 782,494 SH   SOLE   0 362,944 419,550
HURCO COMPANIES COM 447324104 4,813 145,906 SH   SOLE   0 63,867 82,039
IMMERSION CORPORATION COM 452521107 7,013 849,073 SH   SOLE   0 393,620 455,453
INDEPENDENT BANK GRP COM 45384B106 1,798 65,625 SH   SOLE   0 30,050 35,575
INDEPNDNT BK MI COM 453838609 8,342 573,380 SH   SOLE   0 273,340 300,040
INFINITY PROPERTY _CASUALTY COM 45665Q103 5,214 64,774 SH   SOLE   0 37,474 27,300
INFO SERVICES GRP COM 45675y104 8,162 2,077,052 SH   SOLE   0 956,707 1,120,345
INOGEN INC COM 45780L104 1,372 30,506 SH   SOLE   0 28,561 1,945
INSTEEL INDUST INC COM 45774w108 14,947 488,946 SH   SOLE   0 222,452 266,494
IROBOT CORP COM 462726100 485 13,765 SH   SOLE   0 12,765 1,000
JOHNSON OUTDOORS COM 479167108 6,705 301,766 SH   SOLE   0 139,205 162,561
KADANT INC COM 48282T104 7,437 164,700 SH   SOLE   0 78,540 86,160
KEARNY FIN CORP COM 48716P108 9,452 765,392 SH   SOLE   0 342,022 423,370
KIRBY CORP COM 497266106 1,886 31,291 SH   SOLE   0 29,419 1,872
KMG CHEMICALS INC COM 482564101 5,484 237,745 SH   SOLE   0 100,040 137,705
KVH INDS COM 482738101 2,464 258,012 SH   SOLE   0 117,714 140,298
LANDEC CORP COM 514766104 3,274 311,880 SH   SOLE   0 154,680 157,200
LANDSTAR SYST. COM 515098101 1,716 26,564 SH   SOLE   0 25,264 1,300
LEMAITRE VASCULAR INC COM 525558201 3,152 203,128 SH   SOLE   0 94,050 109,078
LIFEPOINT HOSPITALS INC COM 53219l109 1,555 22,459 SH   SOLE   0 22,459 0
LITHIA MOTORS INC_CL A COM 536797103 1,372 15,713 SH   SOLE   0 14,813 900
LOGMEIN INC COM COM 54142L109 1,125 22,309 SH   SOLE   0 20,909 1,400
LSI INDUSTRIES INC COM 50216C108 10,736 913,780 SH   SOLE   0 422,880 490,900
LUMINEX CORP COM 55027E102 6,042 311,444 SH   SOLE   0 167,982 143,462
LYDALL INC. COM 550819106 11,729 360,672 SH   SOLE   0 167,272 193,400
MAGELLAN HEALTH COM 559079207 808 11,897 SH   SOLE   0 11,195 702
MARINEMAX INC COM 567908108 9,208 472,980 SH   SOLE   0 218,960 254,020
MATRIX SVC CO COM 576853105 5,941 335,662 SH   SOLE   0 174,744 160,918
MAXIMUS INC COM 577933104 1,194 22,693 SH   SOLE   0 21,193 1,500
MB FINANCIAL COM 55264U108 1,946 59,972 SH   SOLE   0 56,872 3,100
MENTOR GRAPHICS COM 587200106 282 13,894 SH   SOLE   0 13,894 0
MERCANTILE BANK CORP COM 587376104 3,428 152,900 SH   SOLE   0 68,500 84,400
MERCURY SYSTEMS COM 589378108 2,072 102,099 SH   SOLE   0 45,800 56,299
MERIDIAN BANCORP INC COM 58958U103 9,171 658,841 SH   SOLE   0 304,901 353,940
MERIT MEDICAL SYS COM 589889104 9,544 516,181 SH   SOLE   0 238,737 277,444
METHODE ELECTRONICS INC COM 591520200 876 29,980 SH   SOLE   0 28,042 1,938
MILLER INDUSTRIES COM 600551204 3,912 192,901 SH   SOLE   0 89,651 103,250
MKS INSTRUMENTS COM 55306N104 1,164 30,921 SH   SOLE   0 28,756 2,165
MONRO MUFFLER BRAKE COM COM 610236101 357 5,000 SH   SOLE   0 5,000 0
MUTUAL 1ST FINL COM 62845B104 11,238 445,989 SH   SOLE   0 236,401 209,588
MYR GROUP COM 55405W104 9,445 376,146 SH   SOLE   0 173,867 202,279
NAT. GAS SERVICES COM 63886Q109 6,017 278,191 SH   SOLE   0 128,071 150,120
NAUTILUS INC COM 63910B102 6,978 361,212 SH   SOLE   0 166,685 194,527
NAVIGATORS GROUP INC COM 638904102 795 9,490 SH   SOLE   0 9,090 400
NEOGEN CORP COM COM 640491106 2,349 46,661 SH   SOLE   0 43,861 2,800
NEOGENOMICS INC COM 64049M209 4,501 667,824 SH   SOLE   0 312,881 354,943
NIC INC COM 62914B100 998 55,353 SH   SOLE   0 52,527 2,826
NUTRACEUTICAL INTL CORP COM 67060Y101 3,034 124,619 SH   SOLE   0 51,789 72,830
OLD SECOND BCP COM 680277100 9,150 1,276,186 SH   SOLE   0 633,128 643,058
OMEGA PROTEIN COM 68210P107 7,716 455,500 SH   SOLE   0 210,650 244,850
OMNICELL INC COM 68213n109 4,285 153,750 SH   SOLE   0 89,650 64,100
OVERSTOCK.COM INC COM 690370101 9,248 643,134 SH   SOLE   0 297,644 345,490
PACIFIC ETHANOL INC COM 69423U305 11,551 2,468,280 SH   SOLE   0 1,173,030 1,295,250
PAPA JOHNS INTL COM 698813102 854 15,766 SH   SOLE   0 14,766 1,000
PAREXEL INTL COM 699462107 1,445 23,049 SH   SOLE   0 22,008 1,041
PARK STERLING COM 70086Y105 6,191 928,224 SH   SOLE   0 428,318 499,906
PARK_OHIO HLDGS COM 700666100 4,276 99,874 SH   SOLE   0 49,390 50,484
PDF SOLUTIONS COM 693282105 8,162 610,032 SH   SOLE   0 282,420 327,612
PERCEPTRON INC. COM 71361F100 1,760 363,063 SH   SOLE   0 168,300 194,763
PERFICIENT INC COM 71375U101 4,936 227,268 SH   SOLE   0 97,944 129,324
PLANET PAYMENT INC COM U72603118 8,374 2,372,270 SH   SOLE   0 1,098,525 1,273,745
PREFERRED BANK LA COM 740367404 6,056 200,221 SH   SOLE   0 95,766 104,455
PRESTIGE BRANDS HOLD COM 74112d101 994 18,620 SH   SOLE   0 17,420 1,200
PRIVATEBANCORP INC COM 742962103 611 15,830 SH   SOLE   0 14,830 1,000
PROASSURANCE CORP COM 74267C106 1,064 21,036 SH   SOLE   0 19,936 1,100
PROVIDENCE SVC COM 743815102 5,455 106,824 SH   SOLE   0 49,479 57,345
QUMU CORP COM 749063103 1,735 376,561 SH   SOLE   0 178,145 198,416
REDROBIN GRMT COM 75689M101 1,728 26,816 SH   SOLE   0 25,576 1,240
RENEWABLE ENERGY GRP COM 75972A301 9,745 1,032,338 SH   SOLE   0 478,229 554,109
RING ENERGY COM 76680V108 3,760 744,695 SH   SOLE   0 340,865 403,830
RLI CORP. COM 749607107 1,473 22,040 SH   SOLE   0 20,640 1,400
ROGERS CORP COM 775133101 7,239 120,919 SH   SOLE   0 70,954 49,965
SAFETY INSURANCE GROUP INC COM 78648T100 1,207 21,156 SH   SOLE   0 20,056 1,100
SAGENT PHARMACEUTICALS INC COM 786692103 7,813 641,990 SH   SOLE   0 320,133 321,857
SCANSOURCE COM 806037107 567 14,049 SH   SOLE   0 13,049 1,000
SCHNITZER STEEL COM 806882106 3,208 174,020 SH   SOLE   0 80,330 93,690
SELECTIVE INS COM 816300107 1,676 45,787 SH   SOLE   0 42,787 3,000
SI FINANCIAL GROUP INC COM 78425V104 14,875 1,067,902 SH   SOLE   0 514,458 553,444
SIFCO IND COM 826546103 5,876 632,559 SH   SOLE   0 354,840 277,719
SOUTH ST. CORP COM 840441109 1,713 26,681 SH   SOLE   0 25,081 1,600
SOUTHERN NATL COM 843395104 5,430 455,609 SH   SOLE   0 233,378 222,231
SOUTHWEST GAS COM 844895102 1,654 25,126 SH   SOLE   0 23,786 1,340
STAMPS.COM INC COM 852857200 539 5,079 SH   SOLE   0 4,771 308
STERLING BANCORP_DE COM 85917A100 288 18,120 SH   SOLE   0 18,120 0
STEVE MADDEN COM 556269108 2,385 64,406 SH   SOLE   0 61,066 3,340
SUPERIOR INDS COM 868168105 6,867 311,016 SH   SOLE   0 144,020 166,996
SUPERNUS PHARMA INC COM 868459108 893 58,588 SH   SOLE   0 54,788 3,800
SYNNEX CORP COM COM 87162w100 1,435 15,507 SH   SOLE   0 14,702 805
TELEDYNE TECH COM 879360105 1,100 12,488 SH   SOLE   0 11,888 600
TEXAS ROADHOUSE INC COM 882681109 2,157 49,514 SH   SOLE   0 46,914 2,600
THOR INDS COM 885160101 1,729 27,123 SH   SOLE   0 25,723 1,400
TORO CORP COM 891092108 1,744 20,253 SH   SOLE   0 19,153 1,100
TRC COS INC COM 872625108 3,864 533,061 SH   SOLE   0 253,640 279,421
TRICO BANCSHARES COM 896095106 9,181 362,613 SH   SOLE   0 168,100 194,513
UFP TECH INC COM 902673102 6,259 281,064 SH   SOLE   0 133,011 148,053
ULTRA CLEAN HOLDINGS COM 90385V107 4,833 901,706 SH   SOLE   0 417,277 484,429
UNIFIRST COM 904708104 1,292 11,844 SH   SOLE   0 11,244 600
UNIVERSAL ELEC. COM 913483103 14,159 228,409 SH   SOLE   0 111,869 116,540
UNIVRSL STNLESS COM 913837100 1,293 126,890 SH   SOLE   0 60,200 66,690
US PHYSICAL THPY COM 90337L108 10,546 212,070 SH   SOLE   0 97,997 114,073
USA TECHNOLOGIES INC COM 90328S500 2,718 623,513 SH   SOLE   0 286,283 337,230
USA TRUCK COM 902925106 3,455 183,425 SH   SOLE   0 77,025 106,400
VASCULAR SOLUTIONS INC COM 92231M109 10,917 335,612 SH   SOLE   0 155,188 180,424
VCA ANTECH COM 918194101 1,089 18,894 SH   SOLE   0 17,782 1,112
VIRTUSA CORP COM 92827P102 1,020 27,245 SH   SOLE   0 25,479 1,766
WATERSTONE FINANCIAL INC COM 94188P101 2,893 211,500 SH   SOLE   0 106,000 105,500
WATSCO INC COM 942622200 1,724 12,797 SH   SOLE   0 12,097 700
WCI COMMUNITIES INC COM 92923C807 15,546 836,753 SH   SOLE   0 414,603 422,150
WINNEBAGO IND COM 974637100 8,121 361,750 SH   SOLE   0 168,000 193,750
ZIX CORP COM 98974P100 6,864 1,746,744 SH   SOLE   0 808,834 937,910