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
ARCOSA INC Common 039653100 2,502 38,434 SH   SOLE   38,434 0 0
ASTRONOVA INC Common 04638F108 2,641 197,123 SH   SOLE   197,123 0 0
AZZ INC. Common 002474104 2,481 49,274 SH   SOLE   49,274 0 0
BARRETT BUSINESS SERVICES INC Common 068463108 2,493 36,206 SH   SOLE   36,206 0 0
CARS.COM INC. Common 14575E105 3,038 234,377 SH   SOLE   234,377 0 0
CONCRETE PUMPING HOLDINGS, INC. Common 206704108 8,576 1,157,354 SH   SOLE   1,157,354 0 0
CONDUENT INCORPORATED Common 206787103 3,014 452,573 SH   SOLE   452,573 0 0
COOPER TIRE & RUBBER COMPANY Common 216831107 899 16,060 SH   SOLE   16,060 0 0
CRAWFORD & CO -CL B Common 224633107 1,036 106,893 SH   SOLE   106,893 0 0
CRAWFORD & COMPANY - CL A Common 224633206 2,145 201,412 SH   SOLE   201,412 0 0
CROWN CRAFTS INC Common 228309100 5,724 740,450 SH   SOLE   740,450 0 0
DEVON ENERGY CORPORATION Common 25179M103 3,443 157,585 SH   SOLE   157,585 0 0
DMC GLOBAL INC Common 23291C103 2,493 45,947 SH   SOLE   45,947 0 0
GEOSPACE TECHNOLOGIES CORPORATION Common 37364X109 3,761 412,412 SH   SOLE   412,412 0 0
GP STRATEGIES CORPORATION Common 36225V104 7,754 444,359 SH   SOLE   444,359 0 0
GRANITE CONSTRUCTION INC Common 387328107 3,578 88,882 SH   SOLE   88,882 0 0
GREENHILL & CO INC. Common 395259104 7,891 478,797 SH   SOLE   478,797 0 0
HEALTHCARE SERVICES GROUP Common 421906108 2,468 88,064 SH   SOLE   88,064 0 0
HERITAGE INSURANCE HOLDINGS Common 120269623 9,891 892,658 SH   SOLE   892,658 0 0
HILL INTERNATIONAL INC. Common 431466101 7,847 2,452,326 SH   SOLE   2,452,326 0 0
HOUGHTON MIFFLIN HARCOURT COMPANTY Common 44157R109 7,209 945,999 SH   SOLE   945,999 0 0
INVACARE CORP Common 461203101 265 33,042 SH   SOLE   33,042 0 0
L.B. FOSTER COMPANY Common 350060109 6,168 344,590 SH   SOLE   344,590 0 0
LINDBLAD EXPEDITIONS HOLDINGS INC. Common 535219109 1,370 72,489 SH   SOLE   72,489 0 0
LUXFER HOLDINGS Common G5698W116 2,958 139,023 SH   SOLE   139,023 0 0
MAJOR DRILLING GROUP Common 560909103 239 46,200 SH   SOLE   46,200 0 0
MANITEX INTERNATIONAL INC Common 563420108 7,399 937,754 SH   SOLE   937,754 0 0
MANITOWOC COMPANY, INC. Common 563571405 3,512 170,341 SH   SOLE   170,341 0 0
MATRIX SERVICE COMPANY Common 576853105 6,872 524,204 SH   SOLE   524,204 0 0
MATTHEWS INTERNATIONAL CORPORATION Common 577128101 3,504 88,603 SH   SOLE   88,603 0 0
MOTORCAR PARTS OF AMERICA Common 620071100 2,974 132,171 SH   SOLE   132,171 0 0
NATUS MEDICAL INCORPORATED Common 639050103 2,975 116,181 SH   SOLE   116,181 0 0
NORTHERN TECHNOLOGIES INTL Common 665809109 5,197 341,931 SH   SOLE   341,931 0 0
PCTEL INC. Common 69325Q105 6,349 913,552 SH   SOLE   913,552 0 0
QAD INC Common 74727D306 5,130 77,050 SH   SOLE   77,050 0 0
STRATTEC SECURITY CORPORATION Common 863111100 5,813 123,949 SH   SOLE   123,949 0 0
TECNOGLASS INC. Common G87264100 10,032 834,614 SH   SOLE   834,614 0 0
TEXTAINER GROUP HOLDINGS LIMITED Common G8766E109 3,332 116,314 SH   SOLE   116,314 0 0
THE ANDERSONS INC Common 034164103 2,559 93,473 SH   SOLE   93,473 0 0
THE BANCORP INC. Common 05969A105 9,041 436,340 SH   SOLE   436,340 0 0
THE CONTAINER STORE GROUP INC Common 210751103 2,788 167,520 SH   SOLE   167,520 0 0
THE MARCUS CORP Common 566330106 2,199 110,000 SH   SOLE   110,000 0 0
THERMON GROUP HOLDINGS, INC. Common 88362T103 3,269 167,752 SH   SOLE   167,752 0 0
TITAN MACHINERY, INC. Common 88830R101 6,412 251,444 SH   SOLE   251,444 0 0
TRECORA RESOURCES Common 894648104 6,101 785,202 SH   SOLE   785,202 0 0
UMH PROPERTIES INC. Common 903002103 4,289 223,711 SH   SOLE   223,711 0 0
UNISYS CORP Common 909214306 2,696 106,041 SH   SOLE   106,041 0 0
VAREX IMAGING CORPORATION Common 92214X106 3,413 166,571 SH   SOLE   166,571 0 0
VERA BRADLEY INC Common 92335C106 6,511 644,624 SH   SOLE   644,624 0 0
WABASH NATIONAL CORP Common 929566107 3,102 165,000 SH   SOLE   165,000 0 0