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 2,191 39,884 SH   SOLE   39,884 0 0
ASTRONOVA INC Common 04638F108 1,213 113,856 SH   SOLE   113,856 0 0
AZZ INC. Common 002474104 2,428 51,174 SH   SOLE   51,174 0 0
BARRETT BUSINESS SERVICES INC Common 068463108 2,054 30,106 SH   SOLE   30,106 0 0
CARS.COM INC. Common 14575E105 2,690 238,077 SH   SOLE   238,077 0 0
COLUMBUS MCKINNON N Y COM Common 199333105 2,481 64,544 SH   SOLE   64,544 0 0
CONCRETE PUMPING HOLDINGS, INC. Common 206704108 4,879 1,273,904 SH   SOLE   1,273,904 0 0
COOPER TIRE & RUBBER COMPANY Common 216831107 2,362 58,311 SH   SOLE   58,311 0 0
CRAWFORD & CO -CL B Common 224633107 786 109,193 SH   SOLE   109,193 0 0
CRAWFORD & COMPANY - CL A Common 224633206 1,557 210,662 SH   SOLE   210,662 0 0
CROWN CRAFTS INC Common 228309100 4,478 621,968 SH   SOLE   621,968 0 0
DEVON ENERGY CORPORATION Common 25179M103 2,585 163,535 SH   SOLE   163,535 0 0
DMC GLOBAL INC Common 23291C103 4,553 105,277 SH   SOLE   105,277 0 0
GEOSPACE TECHNOLOGIES CORPORATION Common 37364X109 3,530 412,412 SH   SOLE   412,412 0 0
GP STRATEGIES CORPORATION Common 36225V104 4,740 399,692 SH   SOLE   399,692 0 0
GRANITE CONSTRUCTION INC Common 387328107 2,465 92,282 SH   SOLE   92,282 0 0
GREENHILL & CO INC. Common 395259104 4,597 378,697 SH   SOLE   378,697 0 0
HEALTHCARE SERVICES GROUP Common 421906108 2,569 91,414 SH   SOLE   91,414 0 0
HERITAGE INSURANCE HOLDINGS Common 120269623 7,342 724,821 SH   SOLE   724,821 0 0
HILL INTERNATIONAL INC. Common 431466101 4,708 2,452,326 SH   SOLE   2,452,326 0 0
HOUGHTON MIFFLIN HARCOURT COMPANTY Common 44157R109 4,982 1,496,100 SH   SOLE   1,496,100 0 0
HOUSTON WIRE & CABLE COMPANY Common 44244K109 1,276 457,194 SH   SOLE   457,194 0 0
L.B. FOSTER COMPANY Common 350060109 5,186 344,590 SH   SOLE   344,590 0 0
LINDBLAD EXPEDITIONS HOLDINGS INC. Common 535219109 3,184 185,968 SH   SOLE   185,968 0 0
LUXFER HOLDINGS Common G5698W116 2,368 144,223 SH   SOLE   144,223 0 0
MANITEX INTERNATIONAL INC Common 563420108 4,418 856,207 SH   SOLE   856,207 0 0
MANITOWOC COMPANY, INC. Common 563571405 2,354 176,841 SH   SOLE   176,841 0 0
MATRIX SERVICE COMPANY Common 576853105 4,261 386,662 SH   SOLE   386,662 0 0
MATTHEWS INTERNATIONAL CORPORATION Common 577128101 2,703 91,953 SH   SOLE   91,953 0 0
MOTORCAR PARTS OF AMERICA Common 620071100 2,156 109,871 SH   SOLE   109,871 0 0
NATUS MEDICAL INCORPORATED Common 639050103 2,417 120,631 SH   SOLE   120,631 0 0
NORTHERN TECHNOLOGIES INTL Common 665809109 3,611 341,931 SH   SOLE   341,931 0 0
PCTEL INC. Common 69325Q105 4,632 705,033 SH   SOLE   705,033 0 0
QAD INC Common 74727D306 4,868 77,050 SH   SOLE   77,050 0 0
STRATTEC SECURITY CORPORATION Common 863111100 4,784 96,926 SH   SOLE   96,926 0 0
TECNOGLASS INC. Common G87264100 4,718 682,730 SH   SOLE   682,730 0 0
TEXTAINER GROUP HOLDINGS LIMITED Common G8766E109 2,316 120,764 SH   SOLE   120,764 0 0
THE ANDERSONS INC Common 034164103 2,377 96,973 SH   SOLE   96,973 0 0
THE BANCORP INC. Common 05969A105 9,121 668,183 SH   SOLE   668,183 0 0
THE CONTAINER STORE GROUP INC Common 210751103 2,052 215,120 SH   SOLE   215,120 0 0
THERMON GROUP HOLDINGS, INC. Common 88362T103 2,656 169,902 SH   SOLE   169,902 0 0
TITAN MACHINERY, INC. Common 88830R101 4,916 251,444 SH   SOLE   251,444 0 0
TRECORA RESOURCES Common 894648104 5,000 715,290 SH   SOLE   715,290 0 0
UMH PROPERTIES INC. Common 903002103 3,313 223,711 SH   SOLE   223,711 0 0
UNISYS CORP Common 909214306 2,513 127,691 SH   SOLE   127,691 0 0
VAREX IMAGING CORPORATION Common 92214X106 2,814 168,721 SH   SOLE   168,721 0 0
VERA BRADLEY INC Common 92335C106 5,131 644,624 SH   SOLE   644,624 0 0
WABASH NATIONAL CORP Common 929566107 2,198 127,588 SH   SOLE   127,588 0 0