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
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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
21Vianet Group, Inc. - ADR com 90138A103 3,785 109,100 SH   SOLE   109,100 0 0
A10 Networks, Inc. com 002121101 869 88,100 SH   SOLE   88,100 0 0
AMR Corp Escrow com 001ESC102 0 18,000 SH   SOLE   18,000 0 0
ASGN, Inc. com 00191U102 267 3,200 SH   SOLE   3,200 0 0
Acadia Healthcare Co., Inc. com 00404A109 1,317 26,195 SH   SOLE   7,410 0 18,785
Accuray Inc. com 004397105 349 83,800 SH   SOLE   83,800 0 0
Addus Homecare Corp. com 006739106 2,646 22,600 SH   SOLE   18,110 0 4,490
Adtran, Inc. com 00738A106 588 39,800 SH   SOLE   39,800 0 0
Air Transport Services Group, com 00922R105 1,141 36,400 SH   SOLE   36,400 0 0
Alibaba Group Holding Ltd ADR com 01609W102 468 2,010 SH   SOLE   130 0 1,880
Allied Motion Technologies com 019330109 950 18,600 SH   SOLE   18,600 0 0
Alphatec Hldgs Inc. com 02081G201 3,825 263,400 SH   SOLE   260,500 0 2,900
Amazon.com com 023135106 326 100 SH   SOLE   0 0 100
Amedisys Inc. com 023436108 837 2,852 SH   SOLE   2,852 0 0
Ameresco, Inc. com 02361E108 1,923 36,808 SH   SOLE   36,808 0 0
American Power Corp com 02906T107 0 10,000 SH   SOLE   0 0 10,000
Amgen, Inc. com 031162100 344 1,494 SH   SOLE   0 0 1,494
Antares Pharma, Inc. com 036642106 800 200,600 SH   SOLE   200,600 0 0
Apple, Inc. com 037833100 1,060 7,991 SH   SOLE   240 0 7,751
Arco Platform Ltd. Com Cl A com G04553106 625 17,620 SH   SOLE   17,620 0 0
Arcosa, Inc. com 039653100 253 4,600 SH   SOLE   4,600 0 0
Autohome, Inc. ADR com 05278c107 897 9,000 SH   SOLE   9,000 0 0
Avatar Ventures com 05350B100 0 10,000 SH   SOLE   0 0 10,000
Avid Bioservices, Inc. com 05368M106 1,102 95,500 SH   SOLE   95,500 0 0
Axcelis Technologies com 054540208 1,436 49,320 SH   SOLE   37,180 0 12,140
BHP Billiton Ltd. ADR com 088606108 209 3,192 SH   SOLE   140 0 3,052
BJs Wholesale Club Holdings, I com 05550J101 1,727 46,330 SH   SOLE   31,950 0 14,380
Bandwidth, Inc. com 05988J103 4,479 29,150 SH   SOLE   20,130 0 9,020
Bilibili, Inc. Spon ADR com 090040106 1,903 22,200 SH   SOLE   22,200 0 0
BioDelivery Sciences Internati com 09060J106 372 88,600 SH   SOLE   88,600 0 0
Boot Barn Hldgs, Inc. com 099406100 1,231 28,400 SH   SOLE   28,400 0 0
Builders Firstsource com 12008R107 241 5,900 SH   SOLE   5,900 0 0
CACI International, Inc. com 127190304 2,549 10,225 SH   SOLE   6,830 0 3,395
CRA Int'l Inc. com 12618T105 942 18,500 SH   SOLE   18,500 0 0
Cadence Design System, Inc. com 127387108 540 3,956 SH   SOLE   3,956 0 0
Camtek, Ltd. com M20791105 1,292 58,980 SH   SOLE   58,980 0 0
CareDx, Inc. com 14167L103 8,929 123,240 SH   SOLE   105,550 0 17,690
Castle Biosciences, Inc. com 14843C105 10,953 163,110 SH   SOLE   123,370 0 39,740
Ceva Inc. com 157210105 755 16,600 SH   SOLE   16,600 0 0
ChannelAdvisor Corporation com 159179100 5,031 314,810 SH   SOLE   267,280 0 47,530
Chegg, Inc. com 163092109 307 3,400 SH   SOLE   3,400 0 0
Clean Harbors, Inc. com 184496107 304 4,000 SH   SOLE   4,000 0 0
Clearfield, Inc. com 18482P103 534 21,600 SH   SOLE   21,600 0 0
Cohu, Inc. com 192576106 1,209 31,676 SH   SOLE   31,676 0 0
Collegium Pharmaceutical, Inc. com 19459J104 921 46,000 SH   SOLE   46,000 0 0
Commercial Vehicle Group com 202608105 848 98,000 SH   SOLE   98,000 0 0
Constellium NV Cl A com F21107101 89,267 6,380,797 SH   SOLE   4,670,539 0 1,710,258
Crocs, Inc. com 227046109 1,961 31,300 SH   SOLE   31,300 0 0
Cross Country Healthcare, Inc. com 227483104 566 63,800 SH   SOLE   63,800 0 0
Dada Nexus Limited com 23344D108 726 19,900 SH   SOLE   19,900 0 0
Daseke, Inc. com 23753F107 407 70,000 SH   SOLE   70,000 0 0
Deckers Outdoor Corp. com 243537107 4,643 16,190 SH   SOLE   10,600 0 5,590
Digital Turbine, Inc. com 25400W102 2,900 51,275 SH   SOLE   51,275 0 0
El Pollo Loco Hldgs, Inc. com 268603107 688 38,000 SH   SOLE   38,000 0 0
EnPro Industries, Inc. com 29355x107 1,239 16,400 SH   SOLE   16,400 0 0
Endava Plc Ads com 29260V105 36,029 469,431 SH   SOLE   346,582 0 122,849
Ensign Group, Inc. com 29358P101 1,035 14,200 SH   SOLE   14,200 0 0
Enterprise Finl Svcs com 293712105 498 14,256 SH   SOLE   1,320 0 12,936
Farfetch Ltd. com 30744W107 504 7,900 SH   SOLE   7,900 0 0
First Foundation Inc. com 32026V104 656 32,800 SH   SOLE   32,800 0 0
Fiverr Intl Ltd. com M4R82T106 68,134 349,224 SH   SOLE   255,594 0 93,630
Flexsteel Inds, Inc. com 339382103 1,049 30,000 SH   SOLE   30,000 0 0
Full House Resorts, Inc. com 359678109 393 100,000 SH   SOLE   100,000 0 0
Geopark Ltd. com G38327105 162 12,500 SH   SOLE   12,500 0 0
Golden Nugget Online Gaming, I com 38113L107 2,366 120,100 SH   SOLE   120,100 0 0
Green Dot Corp. Cl A com 39304D102 268 4,800 SH   SOLE   4,800 0 0
Griffon Corp. com 398433102 750 36,800 SH   SOLE   36,800 0 0
Heidrick & Struggles com 422819102 793 27,000 SH   SOLE   27,000 0 0
Helix Energy Solutions Group, com 42330p107 350 83,300 SH   SOLE   83,300 0 0
Hillenbrand, Inc. com 431571108 275 6,900 SH   SOLE   6,900 0 0
II-VI Inc. com 902104108 2,738 36,040 SH   SOLE   24,680 0 11,360
INPHI Corp. com 45772F107 3,708 23,110 SH   SOLE   15,510 0 7,600
Inmode Ltd. com M5425M103 1,643 34,600 SH   SOLE   34,600 0 0
Inovalon Holdings, Inc. com 45781D101 401 22,080 SH   SOLE   2,900 0 19,180
Intel Corporation com 458140100 296 5,936 SH   SOLE   0 0 5,936
International Money Express, I com 46005L101 745 48,000 SH   SOLE   48,000 0 0
JP Morgan Chase & Company Inc. com 46625H100 569 4,477 SH   SOLE   140 0 4,337
Johnson & Johnson com 478160104 391 2,484 SH   SOLE   0 0 2,484
LiqTech International, Inc com 53632A201 1,350 168,729 SH   SOLE   168,729 0 0
M/I Homes, Inc. com 55305B101 1,165 26,300 SH   SOLE   26,300 0 0
MYR Group, Inc. com 55405W104 1,058 17,600 SH   SOLE   17,600 0 0
Magnachip Semiconductor Corp. com 55933J203 1,153 85,300 SH   SOLE   85,300 0 0
Magnite, Inc. com 55955D100 8,472 275,857 SH   SOLE   194,187 0 81,670
Malibu Boats, Inc. com 56117J100 1,193 19,100 SH   SOLE   19,100 0 0
Masonite Intl Corp. com 575385109 1,406 14,300 SH   SOLE   14,300 0 0
Mastercard, Inc. com 57636Q104 480 1,344 SH   SOLE   0 0 1,344
Matson, Inc. com 57686g105 291 5,100 SH   SOLE   4,700 0 400
Maxlinear, Inc. Class A com 57776J100 290 7,600 SH   SOLE   7,600 0 0
McDonald's Corporation com 580135101 230 1,072 SH   SOLE   0 0 1,072
Mercantile Bank Corp. com 587376104 530 19,500 SH   SOLE   19,500 0 0
Mercury Systems, Inc. com 589378108 422 4,790 SH   SOLE   710 0 4,080
Microsoft Corp. com 594918104 649 2,920 SH   SOLE   0 0 2,920
Model N, Inc. com 607525102 3,014 84,480 SH   SOLE   68,530 0 15,950
NIO Inc com 62914V106 975 20,000 SH   SOLE   20,000 0 0
NOV, Inc. com 62955J103 176 12,800 SH   SOLE   12,800 0 0
Natural Grocers By Vitamin C com 63888U108 429 31,200 SH   SOLE   31,200 0 0
Newmont Mining com 651639106 374 6,238 SH   SOLE   400 0 5,838
OOMA Inc. com 683416101 855 59,400 SH   SOLE   59,400 0 0
Patterson-Uti Energy, Inc. com 703481101 600 114,000 SH   SOLE   114,000 0 0
Perficient Inc. com 71375U101 1,072 22,500 SH   SOLE   22,500 0 0
Pinduoduo Inc. com 722304102 1,954 11,000 SH   SOLE   11,000 0 0
Preformed Line Prods Co. com 740444104 479 7,000 SH   SOLE   7,000 0 0
RPC, Inc. com 749660106 316 100,283 SH   SOLE   100,283 0 0
Rapid7, Inc. com 753422104 2,485 27,560 SH   SOLE   15,150 0 12,410
Realogy Hldgs Corp. com 75605Y106 165 12,600 SH   SOLE   12,600 0 0
Resmed Inc. com 761152107 308 1,450 SH   SOLE   0 0 1,450
Ribbon Communications, Inc. com 762544104 472 72,000 SH   SOLE   72,000 0 0
Sea Ltd com 81141R100 2,143 10,764 SH   SOLE   10,764 0 0
Select Medical Hldgs. Corp com 81619Q105 252 9,100 SH   SOLE   9,100 0 0
Shopify, Inc. com 82509L107 567 501 SH   SOLE   501 0 0
Shutterstock, Inc. com 825690100 4,103 57,230 SH   SOLE   38,073 0 19,157
Shyft Group, Inc. com 825698103 1,890 66,600 SH   SOLE   66,600 0 0
Sonic Automotive 'a' com 83545G102 1,084 28,100 SH   SOLE   28,100 0 0
Stewart Information Services com 860372101 242 5,000 SH   SOLE   5,000 0 0
Synaptics, Inc. com 87157D109 1,921 19,930 SH   SOLE   14,230 0 5,700
TTEC Hldgs, Inc. com 89854H102 292 4,000 SH   SOLE   4,000 0 0
Tal Education Group ADR com 874080104 2,145 30,000 SH   SOLE   30,000 0 0
Tandem Diabetes Care, Inc. com 875372203 3,538 36,980 SH   SOLE   25,030 0 11,950
Tempur Sealy International, In com 88023U101 1,193 44,190 SH   SOLE   44,190 0 0
The Joint Corp. com 47973J102 525 20,000 SH   SOLE   20,000 0 0
The Travelers Co., Inc. com 89417E109 349 2,488 SH   SOLE   0 0 2,488
Titan Oil & Gas, Inc. com 888309101 0 10,000 SH   SOLE   0 0 10,000
Trex Company, Inc. com 89531P105 1,774 21,190 SH   SOLE   12,180 0 9,010
Trinet Group, Inc. com 896288107 226 2,800 SH   SOLE   2,800 0 0
Tupperware Corp. com 899896104 4,722 145,780 SH   SOLE   118,560 0 27,220
Ultra Clean Holdings com 90385V107 1,153 37,000 SH   SOLE   37,000 0 0
Unity Software, Inc. com 91332U101 409 2,664 SH   SOLE   2,664 0 0
Upland Software, Inc. com 91544A109 1,312 28,600 SH   SOLE   28,600 0 0
Upwork, Inc. com 91688F104 13,844 401,050 SH   SOLE   322,080 0 78,970
VOXX International Corporation com 91829F104 1,050 82,300 SH   SOLE   82,300 0 0
Verizon Communications com 92343V104 201 3,421 SH   SOLE   0 0 3,421
Vishay Precision Group com 92835K103 560 17,800 SH   SOLE   17,800 0 0
Vocera Communications, Inc. com 92857F107 1,167 28,100 SH   SOLE   28,100 0 0
Vonage Hldgs Corp com 92886T201 155 12,000 SH   SOLE   12,000 0 0
Wal Mart Stores Inc. com 931142103 253 1,757 SH   SOLE   0 0 1,757
Xenacare Hldgs, Inc. com 98401A106 0 140,000 SH   SOLE   0 0 140,000
Zumiez Inc. com 989817101 1,482 40,300 SH   SOLE   40,300 0 0
SPDR S&P 500 ETF Trust com 78462F103 1,641 4,390 SH   SOLE   0 0 4,390