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 COM 039653100 1,381 27,534 SH   SOLE   27,534 0 0
ASTRONOVA INC COM 04638F108 2,842 188,823 SH   SOLE   188,823 0 0
AZZ INC. COM 002474104 1,550 29,135 SH   SOLE   29,135 0 0
BARRETT BUSINESS SERVICES INC COM 068463108 2,387 31,306 SH   SOLE   31,306 0 0
BRIGHTVIEW HOLDINGS, INC COM 10948C107 2,246 152,173 SH   SOLE   152,173 0 0
CARS.COM INC. COM 14575E105 2,563 202,627 SH   SOLE   202,627 0 0
CNX RESOURCES CORP COM 20854P109 2,650 209,984 SH   SOLE   209,984 0 0
CONCRETE PUMPING HOLDINGS, INC COM 206704108 9,476 1,109,554 SH   SOLE   1,109,554 0 0
CONDUENT INCORPORATED COM 206787103 2,578 391,173 SH   SOLE   391,173 0 0
CRAWFORD & CO -CL B COM 224633107 958 106,893 SH   SOLE   106,893 0 0
CRAWFORD & COMPANY - CL A COM 224633206 1,433 159,744 SH   SOLE   159,744 0 0
CROWN CRAFTS INC COM 228309100 5,236 707,600 SH   SOLE   707,600 0 0
DASEKE INC. COM 23753F107 2,573 279,355 SH   SOLE   279,355 0 0
DEVON ENERGY CORPORATION COM 25179M103 2,013 56,685 SH   SOLE   56,685 0 0
DMC GLOBAL INC COM 23291C103 2,787 75,497 SH   SOLE   75,497 0 0
FORACO INTERNATIONAL S.A. COM F4269M103 174 106,000 SH   SOLE   106,000 0 0
GEOSPACE TECHNOLOGIES CORPORAT COM 37364X109 5,439 569,571 SH   SOLE   569,571 0 0
GP STRATEGIES CORPORATION COM 36225V104 6,697 323,508 SH   SOLE   323,508 0 0
GRANITE CONSTRUCTION INC COM 387328107 2,926 73,982 SH   SOLE   73,982 0 0
GREENHILL & CO INC. COM 395259104 6,633 453,667 SH   SOLE   453,667 0 0
HEALTHCARE SERVICES GROUP COM 421906108 1,902 76,114 SH   SOLE   76,114 0 0
HERITAGE INSURANCE HOLDINGS COM 120269623 7,038 1,033,474 SH   SOLE   1,033,474 0 0
HILL INTERNATIONAL INC. COM 431466101 5,738 2,772,143 SH   SOLE   2,772,143 0 0
HOUGHTON MIFFLIN HARCOURT COMP COM 44157R109 6,841 509,349 SH   SOLE   509,349 0 0
INVACARE CORP COM 461203101 4,904 1,030,293 SH   SOLE   1,030,293 0 0
L.B. FOSTER COMPANY COM 350060109 5,893 380,459 SH   SOLE   380,459 0 0
LINDBLAD EXPEDITIONS HOLDINGS COM 535219109 1,599 109,589 SH   SOLE   109,589 0 0
LUXFER HOLDINGS COM G5698W116 2,359 120,173 SH   SOLE   120,173 0 0
MAJOR DRILLING GROUP COM 560909103 2,764 427,250 SH   SOLE   427,250 0 0
MANITEX INTERNATIONAL INC COM 563420108 6,433 895,998 SH   SOLE   895,998 0 0
MANITOWOC COMPANY, INC. COM 563571405 2,329 108,713 SH   SOLE   108,713 0 0
MATRIX SERVICE COMPANY COM 576853105 6,500 621,413 SH   SOLE   621,413 0 0
MATTHEWS INTERNATIONAL CORPORA COM 577128101 2,418 69,703 SH   SOLE   69,703 0 0
MOTORCAR PARTS OF AMERICA COM 620071100 2,227 114,221 SH   SOLE   114,221 0 0
NATUS MEDICAL INCORPORATED COM 639050103 2,519 100,431 SH   SOLE   100,431 0 0
NORTHERN TECHNOLOGIES INTL COM 665809109 4,980 327,618 SH   SOLE   327,618 0 0
PCTEL INC. COM 69325Q105 6,361 1,022,651 SH   SOLE   1,022,651 0 0
QAD INC COM 74727D306 3,998 45,753 SH   SOLE   45,753 0 0
RCM TECHNOLOGIES, INC. COM 749360400 2,082 342,359 SH   SOLE   342,359 0 0
STRATTEC SECURITY CORPORATION COM 863111100 6,455 165,937 SH   SOLE   165,937 0 0
TECNOGLASS INC. COM G87264100 7,531 346,550 SH   SOLE   346,550 0 0
TEXTAINER GROUP HOLDINGS LIMIT COM G8766E109 2,593 74,264 SH   SOLE   74,264 0 0
THE ANDERSONS INC COM 034164103 2,492 80,823 SH   SOLE   80,823 0 0
THE BANCORP INC. COM 05969A105 7,280 286,061 SH   SOLE   286,061 0 0
THE CONTAINER STORE GROUP INC COM 210751103 1,350 141,817 SH   SOLE   141,817 0 0
THE MARCUS CORP COM 566330106 2,306 132,173 SH   SOLE   132,173 0 0
THERMON GROUP HOLDINGS, INC. COM 88362T103 2,510 145,002 SH   SOLE   145,002 0 0
TITAN MACHINERY, INC. COM 88830R101 5,312 205,024 SH   SOLE   205,024 0 0
TRECORA RESOURCES COM 894648104 6,656 813,683 SH   SOLE   813,683 0 0
UMH PROPERTIES INC. COM 903002103 4,896 213,811 SH   SOLE   213,811 0 0
UNISYS CORP COM 909214306 1,685 67,041 SH   SOLE   67,041 0 0
VAREX IMAGING CORPORATION COM 92214X106 3,299 116,971 SH   SOLE   116,971 0 0
VERA BRADLEY INC COM 92335C106 5,796 615,924 SH   SOLE   615,924 0 0
WABASH NATIONAL CORP COM 929566107 2,835 187,350 SH   SOLE   187,350 0 0