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
AMR Corp Escrow com 001ESC102 0 18,000 SH   SOLE   18,000 0 0
Absolute Software Corp. com 00386B109 820 74,600 SH   SOLE   74,600 0 0
Acadia Healthcare Co., Inc. com 00404A109 2,787 43,695 SH   SOLE   26,010 0 17,685
Adtran, Inc. com 00738A106 818 43,600 SH   SOLE   43,600 0 0
Aehr Test Systems com 00760J108 1,574 115,300 SH   SOLE   115,300 0 0
Alibaba Group Holding Ltd ADR com 01609W102 221 1,490 SH   SOLE   130 0 1,360
Allied Motion Technologies com 019330109 1,067 34,100 SH   SOLE   34,100 0 0
Alpha & Omega Semiconductor com G6331P104 2,321 74,000 SH   SOLE   74,000 0 0
Alphabet, Inc. Cl C com 02079k107 267 100 SH   SOLE   0 0 100
Alphatec Hldgs Inc. com 02081G201 7,071 580,030 SH   SOLE   456,820 0 123,210
Amazon.com com 023135106 329 100 SH   SOLE   0 0 100
Ameresco, Inc. com 02361E108 2,180 37,308 SH   SOLE   37,308 0 0
American Power Corp com 02906T107 0 10,000 SH   SOLE   0 0 10,000
Amgen, Inc. com 031162100 318 1,497 SH   SOLE   0 0 1,497
Amphastar Pharmaceuticals, Inc com 03209R103 202 10,600 SH   SOLE   10,600 0 0
Amtech Systems, Inc. com 032332504 772 67,500 SH   SOLE   67,500 0 0
Angiodynamics, Inc. com 03475v101 2,760 106,400 SH   SOLE   106,400 0 0
Antares Pharma, Inc. com 036642106 822 225,900 SH   SOLE   225,900 0 0
Apple, Inc. com 037833100 1,055 7,455 SH   SOLE   240 0 7,215
Arconic Corporation com 03966V107 1,905 60,400 SH   SOLE   38,050 0 22,350
Avatar Ventures com 05350B100 0 10,000 SH   SOLE   0 0 10,000
Aviat Networks, Inc. com 05366Y201 2,682 81,607 SH   SOLE   81,607 0 0
Avid Technology, Inc. com 05367P100 570 19,700 SH   SOLE   19,700 0 0
Axcelis Technologies com 054540208 7,237 153,870 SH   SOLE   129,980 0 23,890
BJs Wholesale Club Holdings, I com 05550J101 1,213 22,080 SH   SOLE   6,310 0 15,770
BRP Group, Inc. com 05589G102 213 6,400 SH   SOLE   6,400 0 0
Beacon Roofing Supply com 073685109 272 5,700 SH   SOLE   5,700 0 0
Belden, Inc. com 077454106 361 6,200 SH   SOLE   6,200 0 0
Boot Barn Hldgs, Inc. com 099406100 2,871 32,300 SH   SOLE   32,300 0 0
Builders Firstsource com 12008R107 2,539 49,080 SH   SOLE   29,810 0 19,270
CTS Corp. com 126501105 1,428 46,200 SH   SOLE   46,200 0 0
Cadence Design System, Inc. com 127387108 5,134 33,900 SH   SOLE   33,900 0 0
Camtek, Ltd. com M20791105 1,660 40,980 SH   SOLE   40,980 0 0
CarGurus, Inc. com 141788109 468 14,900 SH   SOLE   11,300 0 3,600
CareDx, Inc. com 14167L103 3,032 47,850 SH   SOLE   32,570 0 15,280
Castle Biosciences, Inc. com 14843C105 1,746 26,260 SH   SOLE   26,260 0 0
Central Garden & Pet Co. com 153527106 235 4,900 SH   SOLE   4,900 0 0
Cerus Corp. com 157085101 871 143,100 SH   SOLE   143,100 0 0
ChannelAdvisor Corporation com 159179100 9,838 389,930 SH   SOLE   295,660 0 94,270
Clean Harbors, Inc. com 184496107 301 2,900 SH   SOLE   2,900 0 0
Clearfield, Inc. com 18482P103 1,982 44,900 SH   SOLE   44,900 0 0
Cohu, Inc. com 192576106 913 28,576 SH   SOLE   28,576 0 0
Commercial Vehicle Group com 202608105 1,471 155,500 SH   SOLE   155,500 0 0
Commvault Systems, Inc. com 204166102 286 3,800 SH   SOLE   3,800 0 0
Constellium NV Cl A com F21107101 122,023 6,497,497 SH   SOLE   4,840,339 0 1,657,158
Crocs, Inc. com 227046109 6,883 47,970 SH   SOLE   40,840 0 7,130
Cross Country Healthcare, Inc. com 227483104 1,655 77,900 SH   SOLE   77,900 0 0
Cyberoptics Corp. com 232517102 861 24,200 SH   SOLE   24,200 0 0
DZS, Inc. com 268211109 1,187 96,800 SH   SOLE   96,800 0 0
Dada Nexus Limited com 23344D108 347 17,300 SH   SOLE   17,300 0 0
Deckers Outdoor Corp. com 243537107 6,927 19,230 SH   SOLE   13,680 0 5,550
Dynavax Technologies Corp. com 268158201 1,114 58,000 SH   SOLE   58,000 0 0
El Pollo Loco Hldgs, Inc. com 268603107 938 55,500 SH   SOLE   55,500 0 0
Employers Holdings, Inc. com 292218104 869 22,000 SH   SOLE   22,000 0 0
EnPro Industries, Inc. com 29355x107 1,237 14,200 SH   SOLE   14,200 0 0
Endava Plc Ads com 29260V105 80,426 592,021 SH   SOLE   443,872 0 148,149
Entravision Communications com 29382r107 1,962 276,400 SH   SOLE   276,400 0 0
Everi Hldgs, Inc. com 30034T103 1,531 63,300 SH   SOLE   63,300 0 0
Extreme Networks, Inc. com 30226D106 1,219 123,800 SH   SOLE   123,800 0 0
First Foundation Inc. com 32026V104 881 33,500 SH   SOLE   33,500 0 0
Flexsteel Inds, Inc. com 339382103 926 30,000 SH   SOLE   30,000 0 0
Full House Resorts, Inc. com 359678109 1,618 152,543 SH   SOLE   152,543 0 0
Global-e Online Ltd. com M5216V106 7,711 107,400 SH   SOLE   107,400 0 0
Golden Nugget Online Gaming, I com 38113L107 521 30,000 SH   SOLE   30,000 0 0
Guess, Inc com 401617105 5,365 255,367 SH   SOLE   216,666 0 38,701
Hackett Group, Inc. com 404609109 1,050 53,500 SH   SOLE   53,500 0 0
Halozyme Therapeutics, Inc. com 40637H109 2,847 69,980 SH   SOLE   46,310 0 23,670
Headhunter Group Plc Spon ADR com 42207L106 332 6,800 SH   SOLE   6,800 0 0
Healthstream Inc. com 42222N103 1,309 45,800 SH   SOLE   45,800 0 0
Heidrick & Struggles com 422819102 1,553 34,800 SH   SOLE   34,800 0 0
Helmerich & Payne com 423452101 773 28,195 SH   SOLE   9,560 0 18,635
Heska Corp Com Restrc New com 42805E306 259 1,000 SH   SOLE   1,000 0 0
Hooker Furniture Corp com 439038100 769 28,500 SH   SOLE   28,500 0 0
Houghton Mifflin Harcourt Comp com 44157R109 1,021 76,000 SH   SOLE   76,000 0 0
ICF International, Inc. com 44925C103 1,393 15,600 SH   SOLE   15,600 0 0
II-VI Inc. com 902104108 404 6,800 SH   SOLE   0 0 6,800
Information Svcs Group, Inc. com 45675Y104 1,687 235,000 SH   SOLE   235,000 0 0
Inmode Ltd. com M5425M103 6,392 40,090 SH   SOLE   27,780 0 12,310
Inotiv, Inc. com 45783Q100 1,187 40,600 SH   SOLE   40,600 0 0
Intel Corporation com 458140100 295 5,540 SH   SOLE   0 0 5,540
Inter Parfums com 458334109 307 4,100 SH   SOLE   4,100 0 0
JP Morgan Chase & Company Inc. com 46625H100 700 4,275 SH   SOLE   140 0 4,135
Johnson & Johnson com 478160104 448 2,772 SH   SOLE   0 0 2,772
Johnson Outdoors, Inc. com 479167108 1,492 14,100 SH   SOLE   14,100 0 0
KForce, Inc. com 493732101 1,044 17,500 SH   SOLE   17,500 0 0
Kennametal, Inc. com 489170100 308 9,000 SH   SOLE   9,000 0 0
Korn Ferry com 500643200 347 4,800 SH   SOLE   4,800 0 0
Lands' End, Inc. com 51509F105 1,288 54,700 SH   SOLE   54,700 0 0
Lifetime Brands, Inc. com 53222q103 1,099 60,400 SH   SOLE   60,400 0 0
M/I Homes, Inc. com 55305B101 1,786 30,900 SH   SOLE   30,900 0 0
Macom Technology Solutions com 55405Y100 240 3,700 SH   SOLE   3,700 0 0
Magnolia Oil & Gas Corp. com 559663109 213 12,000 SH   SOLE   12,000 0 0
Malibu Boats, Inc. com 56117J100 3,831 54,750 SH   SOLE   40,220 0 14,530
Masonite Intl Corp. com 575385109 2,327 21,925 SH   SOLE   17,080 0 4,845
Mastercard, Inc. com 57636Q104 450 1,294 SH   SOLE   0 0 1,294
Materion Corp. com 576690101 268 3,900 SH   SOLE   3,900 0 0
Maxlinear, Inc. Class A com 57776J100 1,684 34,200 SH   SOLE   10,350 0 23,850
McDonald's Corporation com 580135101 201 833 SH   SOLE   0 0 833
Mercantile Bank Corp. com 587376104 1,276 39,828 SH   SOLE   21,900 0 17,928
Microsoft Corp. com 594918104 861 3,055 SH   SOLE   0 0 3,055
Model N, Inc. com 607525102 3,020 90,140 SH   SOLE   66,210 0 23,930
Monarch Casino & Resort, Inc. com 609027107 1,507 22,500 SH   SOLE   22,500 0 0
Movado Group, Inc. com 624580106 1,518 48,200 SH   SOLE   48,200 0 0
NOV, Inc. com 62955J103 176 13,400 SH   SOLE   13,400 0 0
Newmont Mining com 651639106 336 6,192 SH   SOLE   400 0 5,792
OOMA Inc. com 683416101 917 49,300 SH   SOLE   49,300 0 0
Option Care Health Inc. com 68404L201 235 9,700 SH   SOLE   9,700 0 0
Organogenesis Hlgs, Inc. com 68621F102 7,249 509,058 SH   SOLE   401,008 0 108,050
PDC Energy, Inc. com 69327R101 209 4,400 SH   SOLE   4,400 0 0
Patrick Industries, Inc. com 703343103 1,133 13,600 SH   SOLE   13,600 0 0
Patterson-Uti Energy, Inc. com 703481101 1,127 125,200 SH   SOLE   125,200 0 0
Perficient Inc. com 71375U101 1,169 10,100 SH   SOLE   10,100 0 0
Preformed Line Prods Co. com 740444104 455 7,000 SH   SOLE   7,000 0 0
RF Industries Ltd. com 749552105 530 65,000 SH   SOLE   65,000 0 0
RPC, Inc. com 749660106 920 189,400 SH   SOLE   189,400 0 0
Radnet, Inc. com 750491102 1,571 53,600 SH   SOLE   53,600 0 0
Rapid7, Inc. com 753422104 1,798 15,910 SH   SOLE   4,650 0 11,260
Realogy Hldgs Corp. com 75605Y106 288 16,400 SH   SOLE   16,400 0 0
Red Robin Gourmet Burger com 75689M101 2,601 112,800 SH   SOLE   112,800 0 0
Resmed Inc. com 761152107 382 1,450 SH   SOLE   0 0 1,450
Resources Connection, Inc. com 76122q105 1,592 100,900 SH   SOLE   100,900 0 0
Revolve Group, Inc. com 76156B107 303 4,900 SH   SOLE   4,900 0 0
SP Plus Corporation com 78469C103 1,034 33,700 SH   SOLE   33,700 0 0
Scansource, Inc. com 806037107 1,218 35,000 SH   SOLE   35,000 0 0
Sea Ltd com 81141R100 29,196 91,600 SH   SOLE   91,600 0 0
SeaWorld Entertainment Inc. com 81282v100 1,635 29,560 SH   SOLE   10,320 0 19,240
Select Medical Hldgs. Corp com 81619Q105 293 8,100 SH   SOLE   8,100 0 0
Shopify, Inc. com 82509L107 7,240 5,340 SH   SOLE   5,340 0 0
Shutterstock, Inc. com 825690100 8,422 74,323 SH   SOLE   49,003 0 25,320
Shyft Group, Inc. com 825698103 1,041 27,400 SH   SOLE   27,400 0 0
Skyline Champion Corporation com 830830105 336 5,600 SH   SOLE   5,600 0 0
Smart Global Hldgs, Inc. com G8232Y101 1,353 30,400 SH   SOLE   30,400 0 0
Sterling Construction Co., Inc com 859241101 1,480 65,300 SH   SOLE   65,300 0 0
Stewart Information Services com 860372101 278 4,400 SH   SOLE   4,400 0 0
Strattec Security Corp. com 863111100 626 16,100 SH   SOLE   16,100 0 0
Stride, Inc. com 86333M108 284 7,900 SH   SOLE   7,900 0 0
Summit Materials, Inc. com 86614U100 297 9,300 SH   SOLE   9,300 0 0
Superior Industries Intl. Inc. com 868168105 1,075 152,498 SH   SOLE   152,498 0 0
Synaptics, Inc. com 87157D109 10,266 57,120 SH   SOLE   44,840 0 12,280
TTEC Hldgs, Inc. com 89854H102 253 2,700 SH   SOLE   2,700 0 0
Techtarget, Inc. com 87874R100 231 2,800 SH   SOLE   2,800 0 0
Tempur Sealy International, In com 88023U101 1,800 38,777 SH   SOLE   38,507 0 270
Teradata Corp com 88076W103 379 6,600 SH   SOLE   6,600 0 0
The Travelers Co., Inc. com 89417E109 361 2,376 SH   SOLE   0 0 2,376
Titan Machinery, Inc. com 88830R101 889 34,300 SH   SOLE   34,300 0 0
Titan Oil & Gas, Inc. com 888309101 0 10,000 SH   SOLE   0 0 10,000
Travelzoo com 89421Q205 661 57,000 SH   SOLE   57,000 0 0
Trex Company, Inc. com 89531P105 904 8,870 SH   SOLE   1,080 0 7,790
TrueBlue, Inc. com 89785X101 1,145 42,300 SH   SOLE   42,300 0 0
Tupperware Corp. com 899896104 771 36,490 SH   SOLE   36,490 0 0
UFP Industries, Inc. com 90278Q108 231 3,400 SH   SOLE   3,400 0 0
Ultra Clean Holdings com 90385V107 3,812 89,480 SH   SOLE   86,370 0 3,110
Upwork, Inc. com 91688F104 1,451 32,220 SH   SOLE   22,000 0 10,220
Varex Imaging Corp. com 92214X106 1,613 57,200 SH   SOLE   57,200 0 0
Veritiv Corp. com 923454102 3,692 41,222 SH   SOLE   41,222 0 0
Verizon Communications com 92343V104 240 4,451 SH   SOLE   0 0 4,451
Vishay Precision Group com 92835K103 1,314 37,800 SH   SOLE   37,800 0 0
Vocera Communications, Inc. com 92857F107 1,978 43,226 SH   SOLE   43,226 0 0
Wal Mart Stores Inc. com 931142103 239 1,711 SH   SOLE   0 0 1,711
Xenacare Hldgs, Inc. com 98401A106 0 140,000 SH   SOLE   0 0 140,000
Zumiez Inc. com 989817101 2,040 51,300 SH   SOLE   51,300 0 0
SPDR S&P 500 ETF Trust com 78462F103 1,539 3,587 SH   SOLE   0 0 3,587