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 811 12,179 SH   SOLE   12,000 0 179
ADDUS HOMECARE CORP COM 006739106 4,012 34,271 SH   SOLE   31,241 0 3,030
ADVANCED ENERGY COM 007973100 1,689 17,419 SH   SOLE   17,134 0 285
ALLIED MOTION TECH COM 019330109 4,517 88,399 SH   SOLE   80,950 0 7,449
ALTRA IND MOTION COM 02208R106 2,117 38,209 SH   SOLE   37,783 0 426
AMBARELLA INC COM G037AX101 3,413 37,178 SH   SOLE   34,833 0 2,345
AMERESCO COM 02361E108 3,536 67,693 SH   SOLE   61,780 0 5,913
AMERICAS CARMART INC COM 03062T105 4,364 39,737 SH   SOLE   36,562 0 3,175
AMNEAL PHARM INC CLASS A COM 03168L105 4,636 1,014,495 SH   SOLE   943,509 0 70,986
ANI PHARMACEUTICALS INC COM 00182C103 979 33,745 SH   SOLE   30,780 0 2,965
APPOLLO MEDICAL HOLDINGS INC COM 03763a207 1,455 79,692 SH   SOLE   73,342 0 6,350
ASGN INC COM 00191U102 533 6,383 SH   SOLE   6,280 0 103
ASPEN GROUP COM 04530L203 2,006 180,295 SH   SOLE   164,316 0 15,979
ATRION CORP COM 049904105 2,646 4,121 SH   SOLE   3,778 0 343
AXCELIS TECH COM 054540208 1,258 43,202 SH   SOLE   37,433 0 5,769
BASSETT FURN COM 070203104 2,994 149,151 SH   SOLE   136,562 0 12,589
BAYCOM CORP COM 07272m107 2,460 162,226 SH   SOLE   149,388 0 12,838
BIOLIFE SOLUTIONS INC COM 09062W204 7,182 180,056 SH   SOLE   162,287 0 17,769
BJS RESTAURANTS COM 09180c106 8,989 233,547 SH   SOLE   215,381 0 18,166
BMC STOCK HOLDINGS COM 05591B109 386 7,193 SH   SOLE   7,050 0 143
BOOT BARN HOLDINGS INC COM 099406100 6,251 144,167 SH   SOLE   132,333 0 11,834
BROADWIND EGY COM 11161T207 1,695 213,770 SH   SOLE   187,015 0 26,755
CACI INTL COM 127190304 651 2,611 SH   SOLE   2,400 0 211
CALLAWAY GOLF CO COM 131193104 2,272 94,640 SH   SOLE   93,270 0 1,370
CARDIOVASCULAR SYSTEMS INC COM 141619106 2,906 66,412 SH   SOLE   60,620 0 5,792
CAVCO INDUSTRIES INC COM 149568107 993 5,663 SH   SOLE   5,580 0 83
CENTURY COMMUNITIES INC COM 156504300 5,843 133,463 SH   SOLE   122,123 0 11,340
CHEESECAKE FACT COM 163072101 6,282 169,513 SH   SOLE   155,172 0 14,341
CHUYS HOLDINGS INC COM 171604101 2,144 80,955 SH   SOLE   73,514 0 7,441
CIRCOR INTL COM 17273K109 5,126 133,360 SH   SOLE   121,480 0 11,880
CLEAN ENERGY FLS COM 184499101 6,439 819,310 SH   SOLE   754,133 0 65,177
CMC MATLS INC COM 12571T100 814 5,383 SH   SOLE   5,300 0 83
COHERUS BIOSCIENCES COM 19249H103 1,769 101,790 SH   SOLE   93,366 0 8,424
CRACKER BARREL COM 22410J106 754 5,716 SH   SOLE   5,620 0 96
CRYOLIFE INC COM 228903100 2,469 104,616 SH   SOLE   95,706 0 8,910
DEL TACO RESTAURANTS INC COM 245496104 2,670 294,725 SH   SOLE   268,932 0 25,793
DIODES INC COM 254543101 1,316 18,672 SH   SOLE   18,327 0 345
DORMAN PRODUCTS INC COM 258278100 375 4,325 SH   SOLE   4,257 0 68
EAGLE MATERIALS COM 26969P108 1,890 18,650 SH   SOLE   18,380 0 270
ECHO GLOBAL LOGISTICS INC COM 27875T101 1,364 50,866 SH   SOLE   46,140 0 4,726
EMCOR GROUP INC COM 29084Q100 1,067 11,672 SH   SOLE   11,500 0 172
EMERGENT BIOSOL COM 29089Q105 594 6,634 SH   SOLE   6,530 0 104
EMPLOYERS HOLDINGS INC COM 292218104 569 17,696 SH   SOLE   17,450 0 246
ENSIGN GROUP INC COM 29358p101 955 13,109 SH   SOLE   12,900 0 209
ENVESTNET INC COM 29404K106 881 10,708 SH   SOLE   10,540 0 168
EPLUS INC COM 294268107 7,745 88,065 SH   SOLE   80,801 0 7,264
EVERTEC INC COM 30040P103 551 14,028 SH   SOLE   13,810 0 218
EXLSERVICE HOLDINGS INC COM 302081104 1,006 11,821 SH   SOLE   11,631 0 190
EXPONENT INC COM 30214U102 862 9,584 SH   SOLE   9,430 0 154
FIRST BANCSHARES INC COM 318916103 1,445 46,826 SH   SOLE   43,146 0 3,680
FIRST BUSEY CORP COM 319383204 11,079 514,112 SH   SOLE   474,335 0 39,777
FIRST MID BNCSHS INC COM 320866106 516 15,350 SH   SOLE   15,140 0 210
FORMFACTOR INC COM 346375108 1,513 35,176 SH   SOLE   34,660 0 516
FORWARD AIR CORP COM 349853101 874 11,377 SH   SOLE   11,167 0 210
FOX FACTORY HOLDING CORP COM 35138V102 801 7,583 SH   SOLE   7,462 0 121
FRANKS INTERNATIONAL COM N33462107 1,833 669,136 SH   SOLE   610,907 0 58,229
GEOSPACE TECH COM 37364X109 1,670 195,194 SH   SOLE   178,114 0 17,080
GIBRALTAR INDUSTRIES COM 374689107 998 13,883 SH   SOLE   13,680 0 203
GLADSTONE LAND CORP COM 376549101 700 47,862 SH   SOLE   43,493 0 4,369
GLOBUS MEDICAL INC COM 379577208 532 8,166 SH   SOLE   8,048 0 118
GRAHAM CORP COM 384556106 3,905 257,312 SH   SOLE   234,163 0 23,149
GREENBRIER COS COM 393657101 5,009 137,687 SH   SOLE   125,367 0 12,320
GUESS INC COM 401617105 12,997 574,598 SH   SOLE   530,104 0 44,494
HALOZYME THERAPEUTICS INC COM 40637H109 1,213 28,404 SH   SOLE   27,980 0 424
HARSCO CORP COM 415864107 4,510 250,843 SH   SOLE   230,332 0 20,511
HERITAGE FINL COM 42722X106 3,544 151,540 SH   SOLE   136,795 0 14,745
HEXCEL COM 428291108 827 17,069 SH   SOLE   16,860 0 209
HOME BANCSHARES INC COM 436893200 1,742 89,456 SH   SOLE   88,210 0 1,246
HYSTER YALE MATERIALS COM 449172105 8,842 148,495 SH   SOLE   136,230 0 12,265
ICHOR HOLDINGS COM G4740B105 4,554 151,092 SH   SOLE   137,587 0 13,505
ICU MEDICAL INC COM 44930G107 488 2,279 SH   SOLE   2,250 0 29
INSTALLED BUILDING PRODUCTS COM 45780R101 1,353 13,279 SH   SOLE   13,078 0 201
INSTEEL INDUST INC COM 45774W108 2,121 95,261 SH   SOLE   87,020 0 8,241
INTEGER HOLDINGS CORP COM 45826H109 714 8,806 SH   SOLE   8,660 0 146
INTGRTD ELCTR SRV COM 44951w106 2,166 47,058 SH   SOLE   43,527 0 3,531
ITERIS INC COM 46564T107 1,437 254,389 SH   SOLE   233,444 0 20,945
JOHNSON OUTDOORS COM 479167108 3,361 29,845 SH   SOLE   25,813 0 4,032
JOINT CORP COM 47973J102 7,371 280,694 SH   SOLE   257,903 0 22,791
KADANT INC COM 48282T104 2,821 20,016 SH   SOLE   18,279 0 1,737
KIRBY CORP COM 497266106 1,037 20,008 SH   SOLE   19,710 0 298
KOPPERS HLDGS COM 50060P106 5,647 181,227 SH   SOLE   164,876 0 16,351
KAISER ALUMINUM COM 483007704 2,711 27,421 SH   SOLE   24,438 0 2,983
LANDSTAR SYSTEM INC COM 515098101 893 6,635 SH   SOLE   6,535 0 100
LANNETT CO INC COM 516012101 430 65,992 SH   SOLE   53,608 0 12,384
LANTHEUS HOLDINGS INC COM 516544103 1,685 124,966 SH   SOLE   115,044 0 9,922
LEMAITRE VASCULAR INC COM 525558201 5,827 143,886 SH   SOLE   131,377 0 12,509
LIGAND PHARMACEUTICALS COM 53220K504 1,998 20,096 SH   SOLE   18,715 0 1,381
LOUIS PAC COM 546347105 1,534 41,276 SH   SOLE   40,680 0 596
LUNA INNOVATIONS COM 550351100 4,482 453,653 SH   SOLE   414,468 0 39,185
MI HOMES INC COM 55305b101 4,793 108,241 SH   SOLE   99,397 0 8,844
MANTECH INTL COM 564563104 556 6,259 SH   SOLE   6,170 0 89
MAXIMUS INC COM 577933104 487 6,666 SH   SOLE   6,570 0 96
MEDPACE HOLDINGS INC COM 58506Q109 1,271 9,136 SH   SOLE   9,000 0 136
MERIDIAN HEALTHCARE COM 589584101 1,757 94,040 SH   SOLE   85,831 0 8,209
MERIT MEDICAL SYS COM 589889104 511 9,217 SH   SOLE   9,070 0 147
MERITAGE HOMES CORP COM 59001A102 1,043 12,602 SH   SOLE   12,401 0 201
MESA LABORATORIES INC COM 59064R109 2,516 8,779 SH   SOLE   8,006 0 773
METHODE ELECTRONICS INC COM 591520200 747 19,539 SH   SOLE   17,242 0 2,297
MKS INSTRUMENTS INC COM 55306N104 571 3,796 SH   SOLE   3,736 0 60
MOVADO GROUP COM 624580106 1,939 116,692 SH   SOLE   107,240 0 9,452
MYR GROUP COM 55405W104 1,747 29,084 SH   SOLE   24,969 0 4,115
NAPCO SECURITY TECH COM 630402105 3,494 133,282 SH   SOLE   121,438 0 11,844
NAT GAS SERVICES COM 63886Q109 1,102 116,341 SH   SOLE   106,680 0 9,661
NEOGEN CORP COM 640491106 560 7,067 SH   SOLE   6,982 0 85
NN INC COM 629337106 3,859 587,424 SH   SOLE   533,642 0 53,782
NOODLES AND CO COM 65540B105 2,067 261,671 SH   SOLE   240,906 0 20,765
NORTHWEST PIPE COM 667746101 2,600 91,880 SH   SOLE   84,829 0 7,051
NVE CORPORATION COM 629445206 385 6,853 SH   SOLE   6,260 0 593
OLD SECOND BANCORP INC COM 680277100 5,240 518,812 SH   SOLE   482,490 0 36,322
ONTO INNOVATION INC COM 683344105 4,465 93,922 SH   SOLE   86,065 0 7,857
ORASURE TECHNOLOGIES INC COM 68554V108 598 56,525 SH   SOLE   55,611 0 914
ORION ENERGY SYSTEMS INC COM 686275108 3,257 330,084 SH   SOLE   299,721 0 30,363
ORION MARINE GRP COM 68628v308 3,720 750,020 SH   SOLE   681,114 0 68,906
ORTHOFIX INTL NV COM 68752M108 4,073 94,775 SH   SOLE   87,122 0 7,653
PACIRA BIOSCIENCES INC COM 695127100 875 14,627 SH   SOLE   13,385 0 1,242
PAR TECHNOLOGY CORP COM 698884103 9,461 150,690 SH   SOLE   137,104 0 13,586
PERFICIENT INC COM 71375U101 9,130 191,618 SH   SOLE   175,611 0 16,007
PING IDENTITY HOLDING CORP COM 72341T103 3,743 130,694 SH   SOLE   118,294 0 12,400
POSTAL REALTY TRUST COM 73757R102 484 28,686 SH   SOLE   25,301 0 3,385
PREFRMD LINE PROD COM 740444104 3,067 44,814 SH   SOLE   41,345 0 3,469
PRO DEX COM 74265m205 1,606 51,887 SH   SOLE   48,359 0 3,528
PROVIDENCE SVC COM 743815102 4,371 31,535 SH   SOLE   29,327 0 2,208
RANDOLPH BANCORP INC COM 752378109 3,610 163,662 SH   SOLE   148,226 0 15,436
RBC BEARINGS COM 75524B104 1,216 6,796 SH   SOLE   6,698 0 98
REDROBIN GRMT COM 75689M101 2,299 119,559 SH   SOLE   110,206 0 9,353
RENEWABLE ENERGY GROUP INC COM 75972A301 8,425 118,975 SH   SOLE   109,037 0 9,938
RETRACTABLE TECHNOLOGIES INC COM 76129W105 4,139 385,403 SH   SOLE   351,674 0 33,729
REX AMERICAN RESOURCES COM 761624105 1,510 20,558 SH   SOLE   19,045 0 1,513
ROGERS CORP COM 775133101 1,239 7,983 SH   SOLE   7,865 0 118
RPC INC COM 749660106 3,771 1,197,400 SH   SOLE   1,109,541 0 87,859
RUTHS CHRIS COM 783332109 1,196 67,510 SH   SOLE   61,905 0 5,605
SHYFT GROUP INC THE COM 825698103 1,925 67,830 SH   SOLE   61,875 0 5,955
SKYWEST INC COM 830879102 6,357 157,706 SH   SOLE   145,813 0 11,893
SLEEP NUMBER CORP COM 83125X103 6,283 76,755 SH   SOLE   70,443 0 6,312
SONOS INC COM 83570H108 5,661 242,027 SH   SOLE   218,597 0 23,430
STAAR SURGICAL COM 852312305 1,095 13,834 SH   SOLE   13,610 0 224
STEPAN COMPANY COM 858586100 827 6,936 SH   SOLE   6,830 0 106
STEVEN MADDEN LTD COM 556269108 945 26,775 SH   SOLE   26,340 0 435
STIFEL FINL COM 860630102 2,220 43,997 SH   SOLE   43,335 0 662
TPI COMPOSITES INC COM 87266J104 11,368 215,392 SH   SOLE   197,479 0 17,913
TRANSCAT INC COM 893529107 4,393 126,693 SH   SOLE   116,007 0 10,686
TRI POINTE GROUP COM 87265H109 833 48,332 SH   SOLE   47,600 0 732
ULTRA CLEAN HOLDINGS COM 90385V107 6,619 212,491 SH   SOLE   194,289 0 18,202
ULTRALIFE CORP COM 903899102 2,071 320,148 SH   SOLE   297,423 0 22,725
UNIFIRST CORP COM 904708104 740 3,497 SH   SOLE   3,441 0 56
UNIVERSAL TECHNICAL INSTITUTE COM 913915104 3,099 479,862 SH   SOLE   438,998 0 40,864
UPLAND SOFTWARE INC COM 91544A109 6,787 147,913 SH   SOLE   135,368 0 12,545
US CONCRETE INC COM 90333L201 5,219 130,593 SH   SOLE   119,496 0 11,097
US XPRESS ENTERPRISES INC COM 90338N202 2,539 371,339 SH   SOLE   337,822 0 33,517
VERICEL CORP COM 92346J108 4,628 149,871 SH   SOLE   139,597 0 10,274
VICOR CORP COM 925815102 441 4,788 SH   SOLE   4,788 0 0
VISHAY PRECISION COM 92835k103 2,694 85,604 SH   SOLE   77,030 0 8,574
WILLDAN GROUP INC COM 96924n100 2,505 60,091 SH   SOLE   55,160 0 4,931
ZIX CORP COM 98974P100 2,149 249,127 SH   SOLE   228,495 0 20,632