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
ARC Document Solutions COM 00191G103 3,035 2,050,469 SH   SOLE   1,869,179 0 181,290
AXT Inc COM 00246W103 7,355 768,551 SH   SOLE   700,821 0 67,730
Acacia Research Corp COM 003881307 4,867 1,235,266 SH   SOLE   1,076,586 0 158,680
Alpine Income Property Trust COM 02083X103 4,736 315,919 SH   SOLE   287,891 0 28,028
American Finance Trust, Inc COM 02607T109 671 90,290 SH   SOLE   47,710 0 42,580
American River Bankshares COM 029326105 5,273 400,971 SH   SOLE   365,261 0 35,710
Amtech Systems COM 032332504 5,738 899,439 SH   SOLE   820,389 0 79,050
Asure Software COM 04649U102 7,307 1,029,188 SH   SOLE   911,018 0 118,170
Atlantic Capital Bank COM 048269203 3,392 213,060 SH   SOLE   194,330 0 18,730
Axos Financial COM 05465C100 686 18,280 SH   SOLE   9,660 0 8,620
BGSF Inc COM 05601C105 5,917 438,600 SH   SOLE   399,570 0 39,030
Banc of California Inc COM 05990K106 1,071 72,780 SH   SOLE   38,530 0 34,250
Bank of Commerce Hlds COM 06424J103 5,436 549,063 SH   SOLE   500,138 0 48,925
Barrett Business Services Inc COM 068463108 9,041 132,541 SH   SOLE   114,461 0 18,080
BayCom Corp COM 07272M107 2,079 137,029 SH   SOLE   115,743 0 21,286
Benchmark Electronics, Inc COM 08160H101 377 13,970 SH   SOLE   7,400 0 6,570
Blucora Inc COM 095229100 581 36,530 SH   SOLE   19,350 0 17,180
Bridgewater Bancshares COM 108621103 1,061 84,950 SH   SOLE   45,090 0 39,860
Build A Bear Workshop COM 120076104 3,378 791,133 SH   SOLE   721,313 0 69,820
CAI International Inc COM 12477X106 8,557 273,924 SH   SOLE   237,794 0 36,130
CRH Medical COM 12626F105 6,209 2,664,724 SH   SOLE   2,281,341 0 383,383
Caleres Inc COM 129500104 536 34,250 SH   SOLE   18,180 0 16,070
Capital Bancorp COM 139737100 4,575 328,393 SH   SOLE   299,503 0 28,890
Chefs' Warehouse COM 163086101 1,339 52,130 SH   SOLE   27,550 0 24,580
Citi Trends Inc COM 17306X102 932 18,770 SH   SOLE   9,950 0 8,820
Civista Bancshares COM 178867107 4,115 234,727 SH   SOLE   202,977 0 31,750
Cohu Inc COM 192576106 5,869 153,721 SH   SOLE   123,181 0 30,540
Columbus McKinnon Corp COM 199333105 4,954 128,875 SH   SOLE   107,875 0 21,000
Comfort Systems USA Inc COM 199908104 1,022 19,410 SH   SOLE   10,240 0 9,170
Comtech Telecom Corp COM 205826209 7,895 381,591 SH   SOLE   332,301 0 49,290
ConnectOne Bancorp COM 20786W107 948 47,890 SH   SOLE   25,270 0 22,620
Cra Intl Inc COM 12618T105 7,626 149,741 SH   SOLE   136,581 0 13,160
Customers Bancorp COM 23204G100 1,084 59,600 SH   SOLE   31,600 0 28,000
DHI Group COM 23331S100 3,231 1,455,225 SH   SOLE   1,325,295 0 129,930
DMC Global Inc COM 23291C103 4,097 94,718 SH   SOLE   86,398 0 8,320
DXP Enterprises, Inc COM 233377407 420 18,880 SH   SOLE   10,020 0 8,860
Daktronics, Inc COM 234264109 350 74,830 SH   SOLE   39,720 0 35,110
EPlus Inc COM 294268107 592 6,730 SH   SOLE   3,560 0 3,170
Eagle Bancorp Montana COM 26942G100 3,927 185,082 SH   SOLE   168,802 0 16,280
Enerpac Tool Group COM 292765104 568 25,110 SH   SOLE   13,330 0 11,780
Ennis Inc COM 293389102 852 47,710 SH   SOLE   25,170 0 22,540
Esquire Financial Hld COM 29667J101 7,352 383,141 SH   SOLE   349,091 0 34,050
FS Bancorp COM 30263Y104 6,628 120,942 SH   SOLE   110,312 0 10,630
Farmers National Banc Corp COM 309627107 4,631 348,995 SH   SOLE   317,965 0 31,030
First Bancshares Inc COM 318916103 4,166 134,925 SH   SOLE   122,975 0 11,950
First Business Financial Servi COM 319390100 4,717 256,241 SH   SOLE   233,441 0 22,800
First Financial Corp COM 320218100 754 19,410 SH   SOLE   10,250 0 9,160
First Northwest COM 335834107 4,424 283,581 SH   SOLE   258,641 0 24,940
Franchise Group COM 35180X105 751 24,670 SH   SOLE   13,020 0 11,650
Global Medical REIT COM 37954A204 6,909 529,046 SH   SOLE   467,156 0 61,890
Great Ajax Corp COM 38983D300 6,246 597,135 SH   SOLE   506,850 0 90,285
Hallmark Financial Services In COM 40624Q203 286 80,340 SH   SOLE   42,640 0 37,700
Hanger Inc COM 41043F208 947 43,080 SH   SOLE   22,830 0 20,250
Healthcare Services Group Inc COM 421906108 919 32,710 SH   SOLE   17,360 0 15,350
Heritage Insurance Hlds Inc COM 42727J102 5,601 552,938 SH   SOLE   467,018 0 85,920
Horizon Bancorp COM 440407104 4,090 257,890 SH   SOLE   235,060 0 22,830
Houston Wire & Cable Co COM 44244K109 379 135,940 SH   SOLE   72,150 0 63,790
Hurco Companies Inc COM 447324104 4,634 154,467 SH   SOLE   140,787 0 13,680
Ichor Holdings COM G4740B105 4,448 147,561 SH   SOLE   122,381 0 25,180
InTest Corp COM 461147100 2,781 428,486 SH   SOLE   390,646 0 37,840
Insight Enterprises Inc COM 45765U103 1,608 21,130 SH   SOLE   11,170 0 9,960
Intevac Inc COM 461148108 963 133,570 SH   SOLE   70,470 0 63,100
LCNB Corp COM 50181P100 3,968 270,084 SH   SOLE   246,084 0 24,000
Lakeland Bancorp COM 511637100 907 71,430 SH   SOLE   37,730 0 33,700
Landec Corp COM 514766104 5,701 525,469 SH   SOLE   456,259 0 69,210
Lifetime Brands Inc COM 53222Q103 8,868 583,425 SH   SOLE   505,755 0 77,670
Manitex International Inc COM 563420108 5,561 1,077,747 SH   SOLE   981,437 0 96,310
Matrix Service Co COM 576853105 495 44,940 SH   SOLE   23,850 0 21,090
Medifast Inc COM 58470H101 848 4,320 SH   SOLE   2,290 0 2,030
Meta Financial Group COM 59100U108 1,354 37,040 SH   SOLE   19,540 0 17,500
Metropolitan Bank Hld COM 591774104 5,752 158,581 SH   SOLE   134,901 0 23,680
Mistras Group Inc COM 60649T107 1,528 196,931 SH   SOLE   169,021 0 27,910
NN Inc COM 629337106 3,215 489,372 SH   SOLE   426,772 0 62,600
NV5 Global Inc COM 62945V109 1,214 15,410 SH   SOLE   8,130 0 7,280
Natural Gas Services Group Inc COM 63886Q109 4,956 522,767 SH   SOLE   475,997 0 46,770
Netgear Inc COM 64111Q104 1,140 28,050 SH   SOLE   14,850 0 13,200
Newpark Resources Inc COM 651718504 157 81,580 SH   SOLE   43,300 0 38,280
Northeast Bank COM 66405S100 8,228 365,346 SH   SOLE   333,226 0 32,120
Northwest Pipe COM 667746101 8,935 315,718 SH   SOLE   287,968 0 27,750
One Stop Systems COM 68247W109 2,889 722,249 SH   SOLE   658,569 0 63,680
Onto Innovation Inc COM 683344105 1,113 23,408 SH   SOLE   12,349 0 11,059
Orrstown Financial Services COM 687380105 2,903 175,391 SH   SOLE   159,741 0 15,650
PAM Transportation Services, I COM 693149106 4,843 98,830 SH   SOLE   90,010 0 8,820
PC Connection COM 69318J100 898 18,980 SH   SOLE   10,020 0 8,960
PRA Group COM 69354N106 704 17,750 SH   SOLE   9,390 0 8,360
Parke Bancorp COM 700885106 5,167 331,223 SH   SOLE   301,634 0 29,589
Patrick Industries COM 703343103 865 12,650 SH   SOLE   6,700 0 5,950
Pennantpark Floating Rate Capi COM 70806A106 3,862 366,787 SH   SOLE   298,127 0 68,660
Perdoceo Education Corp COM 71363P106 798 63,180 SH   SOLE   33,380 0 29,800
Photronics Inc COM 719405102 4,594 411,634 SH   SOLE   339,164 0 72,470
Premier Financial Bancorp COM 74050M105 4,609 346,769 SH   SOLE   315,927 0 30,842
ProFire Energy COM 74316X101 1,343 1,574,908 SH   SOLE   1,434,247 0 140,661
Quantum Corp COM 747906501 4,180 683,013 SH   SOLE   622,623 0 60,390
RMR Group Cls A COM 74967R106 538 13,940 SH   SOLE   7,360 0 6,580
Resources Connection COM 76122Q105 549 43,710 SH   SOLE   23,200 0 20,510
Ribbon Communications Inc COM 762544104 961 146,490 SH   SOLE   77,230 0 69,260
Rimini Street Inc COM 76674Q107 3,704 836,041 SH   SOLE   711,111 0 124,930
Riverview Bancorp COM 769397100 4,185 795,581 SH   SOLE   724,951 0 70,630
SMTC COM 832682207 2,439 491,729 SH   SOLE   448,102 0 43,627
SP Plus Corp COM 78469C103 727 25,230 SH   SOLE   13,390 0 11,840
Shoe Carnival Inc COM 824889109 5,004 127,714 SH   SOLE   108,934 0 18,780
Shyft Group Inc COM 825698103 12,179 429,127 SH   SOLE   367,687 0 61,440
Signet Jewelers COM G81276100 599 21,980 SH   SOLE   11,640 0 10,340
Silvercrest Asset Mgmnt Grp Cl COM 828359109 5,671 408,250 SH   SOLE   372,190 0 36,060
Smith Micro Software COM 832154207 4,880 900,398 SH   SOLE   820,978 0 79,420
Standard Motor COM 853666105 734 18,150 SH   SOLE   9,570 0 8,580
Sterling Construction Co Inc COM 859241101 6,515 350,055 SH   SOLE   296,165 0 53,890
Super Micro Computer, Inc COM 86800U104 1,273 40,220 SH   SOLE   21,230 0 18,990
Sykes Enterprises COM 871237103 623 16,550 SH   SOLE   8,750 0 7,800
Textainer Group Holdings COM G8766E109 1,568 81,730 SH   SOLE   43,220 0 38,510
Tristate Capital Hlds COM 89678F100 825 47,440 SH   SOLE   25,070 0 22,370
Triumph Bancorp COM 89679E300 656 13,520 SH   SOLE   7,170 0 6,350
TrueBlue Inc COM 89785X101 599 32,040 SH   SOLE   16,990 0 15,050
Twin Disc Inc COM 901476101 5,398 687,653 SH   SOLE   610,403 0 77,250
Ultra Clean Holdings COM 90385V107 5,050 162,116 SH   SOLE   130,236 0 31,880
Unique Fabricating COM 90915J103 4,202 764,172 SH   SOLE   696,592 0 67,580
Universal Electronics Inc COM 913483103 6,572 125,278 SH   SOLE   107,098 0 18,180
Univeste Financial Corp COM 915271100 504 24,470 SH   SOLE   12,990 0 11,480
Wabash National Corp COM 929566107 1,274 73,950 SH   SOLE   39,020 0 34,930
West Bancorporation COM 95123P106 5,722 296,462 SH   SOLE   257,572 0 38,890
ZAGG Inc COM 98884U108 5,241 1,256,809 SH   SOLE   1,144,559 0 112,250
Zovio COM 98979V102 3,038 640,910 SH   SOLE   583,480 0 57,430
iShares Russell 2000 Value Ind COM 464287630 1,858 14,104 SH   SOLE   14,104 0 0