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
AAR CORP com 000361105 5,235 140,189 SH   SOLE   82,890 0 57,299
ABERCROMBIE & FITCH CO-CL A com 002896207 1,447 72,149 SH   SOLE   72,149 0 0
ACI WORLDWIDE INC com 004498101 4,384 158,444 SH   SOLE   158,444 0 0
ADDUS HOMECARE CORP com 006739106 16,794 247,400 SH   SOLE   241,323 0 6,077
ADTALEM GLOBAL EDUCATION INC com 00737L103 5,576 117,837 SH   SOLE   117,837 0 0
ADVANCED ENERGY INDUSTRIES com 007973100 6,469 150,686 SH   SOLE   88,993 0 61,693
ADVANSIX INC com 00773T101 2,453 100,779 SH   SOLE   100,779 0 0
AIR TRANSPORT SERVICES GRP I com 00922R105 6,613 289,921 SH   SOLE   171,258 0 118,663
ALLEGIANCE BANCSHARES INC com 01748H107 2,729 84,306 SH   SOLE   48,832 0 35,474
ALTAIR ENGINEERING INC - A com 021369103 15,167 549,933 SH   SOLE   456,634 0 93,299
AMBER ROAD INC com 02318Y108 4,227 513,608 SH   SOLE   297,738 0 215,870
AMEDISYS INC com 023436108 13,943 119,059 SH   SOLE   116,177 0 2,882
AMERICAN WOODMARK CORP com 030506109 2,494 44,793 SH   SOLE   44,793 0 0
AMERICOLD REALTY TRUST com 03064D108 7,102 278,056 SH   SOLE   278,056 0 0
AMERISAFE INC com 03071H100 4,999 88,189 SH   SOLE   86,051 0 2,138
AMPHASTAR PHARMACEUTICALS IN com 03209R103 6,636 333,483 SH   SOLE   196,416 0 137,067
APPIAN CORP com 03782L101 13,626 510,143 SH   SOLE   421,229 0 88,914
APYX MEDICAL CORPORATION com 03837C106 4,980 768,503 SH   SOLE   445,100 0 323,403
AQUANTIA CORP com 03842Q108 4,226 481,862 SH   SOLE   279,324 0 202,538
ARGO GROUP INTERNATIONAL com G0464B107 9,553 142,054 SH   SOLE   138,612 0 3,442
ASTRONICS CORP com 046433108 2,761 90,681 SH   SOLE   90,681 0 0
ASTRONICS CORP CL B com 046433207 349 11,483 SH   SOLE   11,483 0 0
ATKORE INTERNATIONAL GROUP I com 047649108 2,712 136,678 SH   SOLE   136,678 0 0
ATRICURE INC com 04963C209 9,093 297,171 SH   SOLE   175,086 0 122,085
AVALARA INC com 05338G106 9,065 290,998 SH   SOLE   283,956 0 7,042
AVISTA CORP com 05379B107 4,027 94,797 SH   SOLE   94,797 0 0
AXON ENTERPRISE INC com 05464C101 3,055 69,823 SH   SOLE   41,264 0 28,559
BALCHEM CORP com 057665200 3,486 44,488 SH   SOLE   43,407 0 1,081
BANCORPSOUTH BANK com 05971J102 12,573 480,992 SH   SOLE   468,960 0 12,032
BANK OZK com 06417N103 3,186 139,542 SH   SOLE   139,542 0 0
BEACON ROOFING SUPPLY INC com 073685109 11,876 374,386 SH   SOLE   367,487 0 6,899
BENEFITFOCUS INC com 08180D106 8,515 186,243 SH   SOLE   109,912 0 76,331
BIODELIVERY SCIENCES INTL com 09060J106 6,883 1,860,282 SH   SOLE   1,077,096 0 783,186
BIOTELEMETRY INC com 090672106 8,901 149,046 SH   SOLE   87,679 0 61,367
BLACK HILLS CORP com 092113109 4,350 69,297 SH   SOLE   69,297 0 0
BLACKBERRY LTD com 09228F103 2,156 303,206 SH   SOLE   303,206 0 0
BOINGO WIRELESS INC com 09739C102 4,674 227,218 SH   SOLE   131,622 0 95,596
BOJANGLES INC com 097488100 3,543 220,332 SH   SOLE   220,332 0 0
BOTTOMLINE TECHNOLOGIES (DE) com 101388106 3,359 69,973 SH   SOLE   41,309 0 28,664
BRINK'S CO/THE com 109696104 9,071 140,313 SH   SOLE   136,915 0 3,398
BRIXMOR PROPERTY GROUP com 11120U105 3,439 234,129 SH   SOLE   234,129 0 0
BROOKDALE SENIOR LIVING INC com 112463104 10,075 1,503,799 SH   SOLE   1,467,319 0 36,480
BUCKLE INC/THE com 118440106 3,410 176,305 SH   SOLE   176,305 0 0
BURLINGTON STORES INC com 122017106 10,477 64,408 SH   SOLE   62,778 0 1,630
CACI INTERNATIONAL INC -CL A com 127190304 5,438 37,753 SH   SOLE   36,810 0 943
CALAVO GROWERS INC com 128246105 14,659 200,919 SH   SOLE   196,043 0 4,876
CALERES INC com 129500104 3,195 114,792 SH   SOLE   114,792 0 0
CARDIOVASCULAR SYSTEMS INC com 141619106 19,410 681,284 SH   SOLE   570,931 0 110,353
CAREDX INC com 14167L103 5,384 214,177 SH   SOLE   125,275 0 88,902
CAREER EDUCATION CORP com 141665109 5,011 438,815 SH   SOLE   438,815 0 0
CARRIZO OIL & GAS INC com 144577103 1,433 126,953 SH   SOLE   126,953 0 0
CASTLIGHT HEALTH INC-B com 14862Q100 5,283 2,434,458 SH   SOLE   1,410,128 0 1,024,330
CAVCO INDUSTRIES INC com 149568107 3,811 29,230 SH   SOLE   17,264 0 11,966
CBTX INC com 12481V104 3,372 114,689 SH   SOLE   114,689 0 0
CENTENNIAL RESOURCE DEVELOPMEN com 15136A102 10,028 909,989 SH   SOLE   788,646 0 121,343
CHART INDUSTRIES INC com 16115Q308 32,505 499,843 SH   SOLE   436,152 0 63,691
CHEGG INC com 163092109 7,218 253,962 SH   SOLE   149,313 0 104,649
CHEMBIO DIAGNOSTICS INC com 163572209 4,758 840,601 SH   SOLE   486,450 0 354,151
CHEMICAL FINANCIAL CORP com 163731102 10,487 286,450 SH   SOLE   279,419 0 7,031
CHESAPEAKE UTILITIES CORP com 165303108 5,189 63,828 SH   SOLE   63,828 0 0
CHUY'S HOLDINGS INC com 171604101 3,588 202,253 SH   SOLE   117,096 0 85,157
CIENA CORP com 171779309 3,910 115,319 SH   SOLE   115,319 0 0
CODEXIS INC com 192005106 4,077 244,110 SH   SOLE   141,461 0 102,649
COLLEGIUM PHARMACEUTICAL INC com 19459J104 7,830 456,036 SH   SOLE   264,343 0 191,693
COLUMBIA BANKING SYSTEM INC com 197236102 12,146 334,685 SH   SOLE   326,459 0 8,226
COLUMBIA SPORTSWEAR CO com 198516106 6,313 75,076 SH   SOLE   73,109 0 1,967
COLUMBUS MCKINNON CORP/NY com 199333105 15,642 518,993 SH   SOLE   504,660 0 14,333
COMMERCIAL METALS CO com 201723103 2,668 166,545 SH   SOLE   166,545 0 0
COOPER-STANDARD HOLDING com 21676P103 11,672 187,900 SH   SOLE   158,385 0 29,515
CRAY INC com 225223304 13,825 640,325 SH   SOLE   496,595 0 143,730
CUBIC CORP com 229669106 11,212 208,634 SH   SOLE   208,634 0 0
CUTERA INC com 232109108 4,413 259,287 SH   SOLE   150,205 0 109,082
DOLBY LABORATORIES INC-CL A com 25659T107 4,051 65,509 SH   SOLE   65,509 0 0
DULUTH HOLDINGS INC - CL B com 26443V101 11,208 444,235 SH   SOLE   352,016 0 92,219
DYCOM INDUSTRIES INC com 267475101 17,955 332,257 SH   SOLE   292,913 0 39,344
ECLIPSE RESOURCES CORP com 27890G100 1,631 1,553,458 SH   SOLE   1,553,458 0 0
ELDORADO RESORTS INC com 28470R102 3,109 85,871 SH   SOLE   85,871 0 0
EMERGENT BIOSOLUTIONS INC com 29089Q105 5,100 86,038 SH   SOLE   83,983 0 2,055
ENDOLOGIX INC com 29266S106 386 539,304 SH   SOLE   539,304 0 0
ENTERPRISE FINANCIAL SERVICE com 293712105 4,180 111,070 SH   SOLE   111,070 0 0
ENVESTNET INC com 29404K106 3,985 81,011 SH   SOLE   48,019 0 32,992
ESSENTIAL PROPERTIES REALTY IN com 29670E107 3,965 286,475 SH   SOLE   286,475 0 0
ETSY INC com 29786A106 813 17,084 SH   SOLE   17,084 0 0
EVOLENT HEALTH INC - A com 30050B101 24,130 1,209,535 SH   SOLE   1,017,874 0 191,661
FARMLAND PARTNERS INC com 31154R109 651 143,474 SH   SOLE   143,474 0 0
FARO TECHNOLOGIES INC com 311642102 5,719 140,729 SH   SOLE   83,063 0 57,666
FEDERAL SIGNAL CORP com 313855108 2,740 137,676 SH   SOLE   137,676 0 0
FIVE BELOW com 33829M101 5,874 57,413 SH   SOLE   34,013 0 23,400
FIVE9 INC com 338307101 17,835 407,939 SH   SOLE   315,615 0 92,324
FLOOR & DECOR HOLDINGS INC-A com 339750101 4,229 163,276 SH   SOLE   159,317 0 3,959
FORMFACTOR INC com 346375108 7,885 559,633 SH   SOLE   330,529 0 229,104
FORWARD AIR CORP com 349853101 8,002 145,883 SH   SOLE   113,767 0 32,116
FOUR CORNERS PROPERTY TRUST com 35086T109 5,479 209,125 SH   SOLE   209,125 0 0
FRESHPET INC com 358039105 4,299 133,681 SH   SOLE   78,643 0 55,038
GENERAC HOLDINGS INC com 368736104 6,291 126,577 SH   SOLE   126,577 0 0
GLAUKOS CORP com 377322102 6,183 110,073 SH   SOLE   63,732 0 46,341
GLU MOBILE INC com 379890106 7,835 970,914 SH   SOLE   562,138 0 408,776
GRANITE CONSTRUCTION INC com 387328107 8,433 209,361 SH   SOLE   204,292 0 5,069
GREEN DOT CORP-CLASS A com 39304D102 7,448 93,666 SH   SOLE   55,407 0 38,259
HANGER INC com 41043F208 9,117 481,084 SH   SOLE   469,422 0 11,662
HARSCO CORP com 415864107 1,579 79,527 SH   SOLE   79,527 0 0
HEALTHEQUITY INC com 42226A107 4,528 75,910 SH   SOLE   44,933 0 30,977
HELEN OF TROY LTD com G4388N106 3,800 28,969 SH   SOLE   28,969 0 0
HOME BANCSHARES INC com 436893200 9,348 572,072 SH   SOLE   558,013 0 14,059
INDEPENDENT BANK GROUP INC com 45384B106 4,958 108,324 SH   SOLE   62,773 0 45,551
INGEVITY CORP com 45688C107 24,768 295,947 SH   SOLE   288,784 0 7,163
INOGEN INC com 45780L104 14,503 116,799 SH   SOLE   113,975 0 2,824
INPHI CORP com 45772F107 5,988 186,251 SH   SOLE   110,155 0 76,096
INTER PARFUMS INC com 458334109 28,227 430,479 SH   SOLE   419,899 0 10,580
INTERSECT ENT INC com 46071F103 3,289 116,723 SH   SOLE   67,611 0 49,112
INTRICON CORP com 46121H109 5,194 196,878 SH   SOLE   114,036 0 82,842
ISHARES RUSSELL 2000 ETF com 464287655 3,808 28,439 SH   SOLE   28,439 0 0
J2 GLOBAL INC com 48123V102 15,921 229,478 SH   SOLE   223,812 0 5,666
JAMES RIVER GROUP HOLDINGS L com G5005R107 13,402 366,763 SH   SOLE   357,737 0 9,026
KADANT INC com 48282T104 8,676 106,501 SH   SOLE   103,922 0 2,579
KINSALE CAPITAL GROUP INC com 49714P108 10,217 183,894 SH   SOLE   179,446 0 4,448
KNOLL INC com 498904200 3,887 235,881 SH   SOLE   235,881 0 0
KORN FERRY com 500643200 12,656 320,082 SH   SOLE   312,319 0 7,763
KORNIT DIGITAL LTD com M6372Q113 5,330 284,746 SH   SOLE   164,152 0 120,594
KRATOS DEFENSE & SECURITY com 50077B207 5,644 400,567 SH   SOLE   232,073 0 168,494
LHC GROUP INC com 50187A107 12,580 134,005 SH   SOLE   130,765 0 3,240
LIGAND PHARMACEUTICALS com 53220K504 5,508 40,590 SH   SOLE   23,873 0 16,717
LIMONEIRA CO com 532746104 4,665 238,621 SH   SOLE   138,153 0 100,468
LIVE OAK BANCSHARES INC com 53803X105 5,182 349,920 SH   SOLE   349,920 0 0
LIVEPERSON INC com 538146101 6,711 355,830 SH   SOLE   209,533 0 146,297
LUXFER HOLDINGS PLC com G5698W116 2,732 154,964 SH   SOLE   154,964 0 0
MAMMOTH ENERGY SERVICES INC com 56155L108 3,516 195,551 SH   SOLE   115,256 0 80,295
MANITEX INTERNATIONAL INC com 563420108 3,246 571,538 SH   SOLE   330,974 0 240,564
MARINEMAX INC com 567908108 6,135 335,043 SH   SOLE   194,115 0 140,928
MASTEC INC com 576323109 14,532 358,278 SH   SOLE   349,722 0 8,556
MATADOR RESOURCES CO com 576485205 4,708 303,150 SH   SOLE   225,968 0 77,182
MELLANOX TECHNOLOGIES LTD com M51363113 20,544 222,383 SH   SOLE   184,812 0 37,571
MERCURY SYSTEMS INC com 589378108 23,916 505,728 SH   SOLE   493,314 0 12,414
MERIDIAN BANCORP INC com 58958U103 2,966 207,105 SH   SOLE   207,105 0 0
MERITOR INC com 59001k100 6,200 366,621 SH   SOLE   216,848 0 149,773
MIDDLESEX WATER CO com 596680108 3,055 57,255 SH   SOLE   57,255 0 0
MIMECAST LTD com G14838109 3,971 118,089 SH   SOLE   69,750 0 48,339
MKS INSTRUMENTS INC com 55306N104 9,030 139,768 SH   SOLE   136,376 0 3,392
MODEL N INC com 607525102 4,834 365,396 SH   SOLE   211,694 0 153,702
NATIONAL VISION HOLDINGS INC com 63845R107 12,595 447,099 SH   SOLE   436,101 0 10,998
NCR CORPORATION com 62886E108 18,280 792,024 SH   SOLE   772,781 0 19,243
NEOGEN CORP com 640491106 4,855 85,167 SH   SOLE   50,515 0 34,652
NEOGENOMICS INC com 64049M209 3,957 313,786 SH   SOLE   184,870 0 128,916
NEURONETICS INC com 64131A105 6,037 312,009 SH   SOLE   180,657 0 131,352
NEXPOINT RESIDENTIAL TRUST INC com 65341D102 2,684 76,590 SH   SOLE   76,590 0 0
NINE ENERGY SERVICE INC com 65441V101 9,411 417,535 SH   SOLE   407,419 0 10,116
NOODLES & CO com 65540B105 2,886 412,901 SH   SOLE   239,003 0 173,898
NOVANTA INC com 67000B104 11,380 180,636 SH   SOLE   176,186 0 4,450
NOVOCURE LTD com G6674U108 4,316 128,919 SH   SOLE   76,672 0 52,247
NUVECTRA CORP com 67075N108 4,638 283,823 SH   SOLE   164,439 0 119,384
OCEANEERING INTL INC com 675232102 5,776 477,351 SH   SOLE   465,583 0 11,768
OIL STATES INTERNATIONAL INC com 678026105 1,520 106,475 SH   SOLE   106,475 0 0
OLLIE'S BARGAIN OUTLET HOLDING com 681116109 18,940 284,774 SH   SOLE   255,352 0 29,422
OXFORD IMMUNOTEC GLOBAL PLC com G6855A103 7,232 565,887 SH   SOLE   327,636 0 238,251
OXFORD INDUSTRIES INC com 691497309 11,597 163,242 SH   SOLE   159,278 0 3,964
PACIRA PHARMACEUTICALS INC com 695127100 9,652 224,360 SH   SOLE   147,337 0 77,023
PATTERSON-UTI ENERGY INC com 703481101 6,766 653,754 SH   SOLE   642,122 0 11,632
PAYLOCITY HOLDING CORP com 70438V106 8,307 137,975 SH   SOLE   134,586 0 3,389
PHOTRONICS INC com 719405102 6,741 696,356 SH   SOLE   403,381 0 292,975
PINNACLE FINANCIAL PARTNERS com 72346Q104 9,096 197,310 SH   SOLE   152,048 0 45,262
PLAYAGS INC com 72814N104 20,439 888,671 SH   SOLE   755,679 0 132,992
PLURALSIGHT INC CLASS A com 72941B106 4,096 173,946 SH   SOLE   102,848 0 71,098
PORTLAND GENERAL ELECTRIC CO com 736508847 4,064 88,626 SH   SOLE   88,626 0 0
PRA GROUP INC com 69354N106 11,006 451,615 SH   SOLE   440,498 0 11,117
PRESTIGE CONSUMER HEALTHCARE I com 74112D101 3,428 111,019 SH   SOLE   111,019 0 0
PROFIRE ENERGY INC com 74316X101 1,940 1,337,971 SH   SOLE   774,623 0 563,348
PROPETRO HOLDING CORP com 74347M108 14,761 1,198,152 SH   SOLE   1,046,201 0 151,951
PROVIDENT FINANCIAL SERVICES com 74386T105 3,856 159,791 SH   SOLE   159,791 0 0
QUAKER CHEMICAL CORP com 747316107 5,440 30,613 SH   SOLE   29,873 0 740
QUANTENNA COMMUNICATIONS INC com 74766D100 6,127 426,957 SH   SOLE   247,508 0 179,449
RAPID7 INC com 753422104 5,708 183,195 SH   SOLE   108,030 0 75,165
RBC BEARINGS INC com 75524B104 12,072 92,082 SH   SOLE   89,815 0 2,267
REALPAGE INC com 75606N109 16,597 344,402 SH   SOLE   335,387 0 9,015
REXNORD CORP com 76169B102 16,493 718,659 SH   SOLE   700,980 0 17,679
ROGERS CORP com 775133101 7,906 79,815 SH   SOLE   77,870 0 1,945
ROSETTA STONE INC com 777780107 4,622 281,858 SH   SOLE   163,263 0 118,595
RPC INC com 749660106 7,177 727,118 SH   SOLE   709,478 0 17,640
RUDOLPH TECHNOLOGIES INC com 781270103 3,923 191,649 SH   SOLE   111,094 0 80,555
SAIA INC com 78709Y105 6,083 108,970 SH   SOLE   64,439 0 44,531
SAILPOINT TECHNOLOGIES HOLDI com 78781P105 14,750 627,940 SH   SOLE   545,308 0 82,632
SANDERSON FARMS INC com 800013104 10,609 106,851 SH   SOLE   104,262 0 2,589
SEACOAST BANKING CORP/FL com 811707801 6,166 236,985 SH   SOLE   137,378 0 99,607
SEMTECH CORP com 816850101 4,559 99,379 SH   SOLE   96,974 0 2,405
SILICON LABORATORIES INC com 826919102 3,588 45,521 SH   SOLE   44,418 0 1,103
SIMPLY GOOD FOODS CO com 82900L102 6,942 367,288 SH   SOLE   358,378 0 8,910
SJW GROUP com 784305104 5,221 93,864 SH   SOLE   93,864 0 0
SKYLINE CHAMPION CORP com 830830105 9,853 670,709 SH   SOLE   482,703 0 188,006
SOTHEBY'S com 835898107 14,668 369,101 SH   SOLE   359,924 0 9,177
SOUTH STATE CORP com 840441109 8,016 133,719 SH   SOLE   130,428 0 3,291
SPARTAN MOTORS INC com 846819100 3,710 513,205 SH   SOLE   297,076 0 216,129
SPIRIT AIRLINES INC com 848577102 8,536 147,372 SH   SOLE   86,912 0 60,460
STAAR SURGICAL CO com 852312305 4,400 137,883 SH   SOLE   81,126 0 56,757
STERLING BANCORP INC COM com 85917W102 1,578 227,029 SH   SOLE   131,458 0 95,571
STEVEN MADDEN LTD com 556269108 20,346 672,382 SH   SOLE   655,836 0 16,546
TABULA RASA HEALTHCARE INC com 873379101 4,979 78,093 SH   SOLE   76,198 0 1,895
TACTILE SYSTEMS TECHNOLOGY I com 87357P100 15,376 337,574 SH   SOLE   289,945 0 47,629
TAUBMAN CENTERS INC com 876664103 2,123 46,680 SH   SOLE   46,680 0 0
TECHTARGET com 87874R100 3,313 271,341 SH   SOLE   157,155 0 114,186
TERADATA CORP com 88076W103 2,694 70,226 SH   SOLE   70,226 0 0
TOWER SEMICONDUCTOR LTD com M87915274 4,698 318,702 SH   SOLE   187,389 0 131,313
TPI COMPOSITES INC com 87266J104 7,936 322,884 SH   SOLE   190,233 0 132,651
TREEHOUSE FOODS INC com 89469A104 5,907 116,489 SH   SOLE   116,489 0 0
TRISTATE CAPITAL HLDGS INC com 89678F100 17,041 875,705 SH   SOLE   860,940 0 14,765
UNDER ARMOUR INC CL C com 904311206 192 11,903 SH   SOLE   11,903 0 0
VERACYTE INC com 92337F107 8,244 655,350 SH   SOLE   379,604 0 275,746
VIEWRAY INC com 92672L107 6,103 1,005,430 SH   SOLE   981,114 0 24,316
VOCERA COMMUNICATIONS INC com 92857F107 7,546 191,773 SH   SOLE   111,033 0 80,740
WASHINGTON PRIME GROUP INC com 93964w108 2,725 560,657 SH   SOLE   560,657 0 0
WATERSTONE FINANCIAL INC com 94188P101 3,890 232,089 SH   SOLE   232,089 0 0
WEBSTER FINANCIAL CORP com 947890109 10,736 217,818 SH   SOLE   212,157 0 5,661
WERNER ENTERPRISES INC com 950755108 6,886 233,094 SH   SOLE   137,689 0 95,405
WESTERN ALLIANCE BANCORP com 957638109 4,340 109,906 SH   SOLE   109,906 0 0
WILLIAMS-SONOMA INC com 969904101 4,267 84,580 SH   SOLE   84,580 0 0
WINGSTOP INC com 974155103 14,836 231,121 SH   SOLE   185,695 0 45,426
WINTRUST FINANCIAL CORP com 97650W108 3,593 54,032 SH   SOLE   54,032 0 0
YETI HOLDINGS INC com 98585X104 2,936 197,837 SH   SOLE   197,837 0 0
MATERIALISE NV SPONSORED ADS adr 57667T100 7,252 362,065 SH   SOLE   209,722 0 152,343
SILICON MOTION TECHNOL-ADR adr 82706C108 4,556 132,069 SH   SOLE   77,905 0 54,164