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
2U Inc COM 90214J101 5,611 86,993 SH   SOLE   55,097 0 31,896
A.S.V. LLC COM 00215L104 4,041 398,217 SH   SOLE   398,217 0 0
Abiomed Inc COM 003654100 15,927 84,986 SH   SOLE   54,742 0 30,244
Accelerate Diagnostics Inc COM 00430H102 17,292 660,020 SH   SOLE   469,634 0 190,386
Activision Blizzard Inc COM 00507V109 800 12,650 SH   SOLE   12,650 0 0
Adobe Systems Inc COM 00724F101 1,581 9,024 SH   SOLE   9,024 0 0
Advanced Micro Devices COM 007903107 733 71,366 SH   SOLE   71,366 0 0
Aerie Pharmaceuticals inc COM 00771V108 5,529 92,543 SH   SOLE   57,771 0 34,772
Air Transport Services Group COM 00922R105 5,252 226,987 SH   SOLE   142,928 0 84,059
Albemarle Corp COM 012653101 1,089 8,520 SH   SOLE   8,520 0 0
Align Technology Inc COM 016255101 2,606 11,730 SH   SOLE   11,730 0 0
Alphabet Inc-CL C COM 02079K107 2,759 2,637 SH   SOLE   2,637 0 0
Alphabet Inc-Cl A COM 02079K305 2,082 1,977 SH   SOLE   1,977 0 0
Amazon.Com COM 023135106 4,434 3,792 SH   SOLE   3,792 0 0
American Woodmark Corp COM 030506109 7,217 55,416 SH   SOLE   34,130 0 21,286
Ameris Bancorp COM 03076K108 13,941 289,237 SH   SOLE   185,883 0 103,354
Angi Homeservices Inc COM 00183L102 4,226 404,017 SH   SOLE   258,768 0 145,249
Apple Computer Inc COM 037833100 2,454 14,505 SH   SOLE   14,505 0 0
Astec Industries COM 046224101 6,411 109,594 SH   SOLE   68,414 0 41,180
Axogen Inc COM 05463X106 18,894 667,642 SH   SOLE   521,189 0 146,453
BB&T Corporation COM 054937107 2,618 52,659 SH   SOLE   52,659 0 0
Boingo Wireless Inc COM 09739C102 17,772 789,883 SH   SOLE   611,827 0 178,056
Box Inc. COM 10316T104 7,343 347,683 SH   SOLE   221,356 0 126,327
Byline Bancorp COM 124411109 1,637 71,306 SH   SOLE   71,306 0 0
Calavo Growers Inc COM 128246105 1,694 20,072 SH   SOLE   20,072 0 0
CarGurus Inc. COM 141788109 2,694 89,874 SH   SOLE   55,330 0 34,544
CareDx COM 14167L103 5,756 784,229 SH   SOLE   784,229 0 0
Caterpillar Inc COM 149123101 2,850 18,088 SH   SOLE   18,088 0 0
Chegg Inc COM 163092109 8,627 528,630 SH   SOLE   330,079 0 198,551
Cintas Corp COM 172908105 2,574 16,522 SH   SOLE   16,522 0 0
Coherent, Inc. COM 192479103 16,621 58,896 SH   SOLE   37,714 0 21,182
Collegium Pharmaceutical Inc COM 19459J104 2,676 144,972 SH   SOLE   144,972 0 0
Costar Group Inc COM 22160N109 16,723 56,317 SH   SOLE   38,385 0 17,932
Covenant Transport Group COM 22284P105 6,323 220,116 SH   SOLE   220,116 0 0
Cryolife Inc COM 228903100 1,433 74,850 SH   SOLE   74,850 0 0
D R Horton, Inc. COM 23331A109 221 4,344 SH   SOLE   4,344 0 0
Dycom Industries, Inc COM 267475101 10,378 93,137 SH   SOLE   59,333 0 33,804
Eagle Materials Inc COM 26969P108 15,227 134,401 SH   SOLE   86,217 0 48,184
Echo Global Logistics Inc. COM 27875T101 17,493 624,758 SH   SOLE   454,454 0 170,304
Edwards Lifesciences Corp COM 28176E108 2,777 24,641 SH   SOLE   24,641 0 0
Epam Systems COM 29414B104 6,123 56,998 SH   SOLE   35,087 0 21,911
Equinix Inc COM 29444U700 727 1,606 SH   SOLE   1,606 0 0
Essent Group Ltd COM G3198U102 311 7,183 SH   SOLE   7,183 0 0
Euronet Worldwide Inc COM 298736109 231 2,748 SH   SOLE   2,748 0 0
Everbridge Inc. COM 29978A104 6,934 233,343 SH   SOLE   233,343 0 0
Exact Sciences Corp COM 30063P105 4,742 90,260 SH   SOLE   57,197 0 33,063
Facebook Inc COM 30303M102 3,328 18,864 SH   SOLE   18,864 0 0
Fedex Corporation COM 31428X106 2,435 9,761 SH   SOLE   9,761 0 0
Five9, Inc. COM 338307101 12,020 483,148 SH   SOLE   389,651 0 93,497
Freshpet Inc. COM 358039105 1,776 93,723 SH   SOLE   93,723 0 0
Gencor Industries Inc COM 368678108 1,885 113,957 SH   SOLE   113,957 0 0
Goldman Sachs Group Com COM 38141G104 3,033 11,909 SH   SOLE   11,909 0 0
Granite Construction Inc COM 387328107 17,231 271,657 SH   SOLE   174,227 0 97,430
Guidewire Software COM 40171V100 5,391 72,604 SH   SOLE   46,609 0 25,995
HealthEquity Inc. COM 42226A107 11,973 256,612 SH   SOLE   164,443 0 92,169
HubSpot Inc COM 443573100 5,690 64,374 SH   SOLE   41,512 0 22,862
Hunt (JB) Transport Services COM 445658107 1,058 9,204 SH   SOLE   9,204 0 0
IRhythm Technologies COM 450056106 21,883 390,426 SH   SOLE   293,834 0 96,592
Independent Bank Group COM 45384B106 9,869 146,000 SH   SOLE   92,492 0 53,508
Inogen Inc COM 45780L104 5,421 45,527 SH   SOLE   28,933 0 16,594
Insulet Corp COM 45784P101 6,075 88,054 SH   SOLE   56,472 0 31,582
InterXion Holdings NV COM N47279109 5,776 98,030 SH   SOLE   60,369 0 37,661
Intuit COM 461202103 2,203 13,968 SH   SOLE   13,968 0 0
Intuitive Surgical Inc. COM 46120E602 2,525 6,920 SH   SOLE   6,920 0 0
Kingstone Cos Inc COM 496719105 5,495 292,309 SH   SOLE   292,309 0 0
Kinsale Capital Group COM 49714P108 24,053 534,523 SH   SOLE   389,287 0 145,236
Knight-Swift Transportation Ho COM 499049104 14,486 331,348 SH   SOLE   212,485 0 118,863
LGI Homes Inc. COM 50187T106 7,727 102,998 SH   SOLE   74,176 0 28,822
Las Vegas Sands Corp COM 517834107 1,706 24,559 SH   SOLE   24,559 0 0
Ligand Pharmaceuticals COM 53220K504 11,448 83,612 SH   SOLE   53,192 0 30,420
Limbach Holdings INc COM 53263P105 1,986 143,614 SH   SOLE   143,614 0 0
MASTERcARD, Inc. COM 57636Q104 3,205 21,176 SH   SOLE   21,176 0 0
Manitex International COM 563420108 3,212 334,593 SH   SOLE   334,593 0 0
Marinemax Inc COM 567908108 1,578 83,537 SH   SOLE   83,537 0 0
Marketaxess Holdings Inc COM 57060D108 17,048 84,504 SH   SOLE   54,130 0 30,374
Marten Transport COM 573075108 11,951 588,749 SH   SOLE   431,212 0 157,537
Mastec Inc COM 576323109 6,137 125,386 SH   SOLE   78,340 0 47,046
Meta Financial Group, Inc. COM 59100U108 2,518 27,179 SH   SOLE   27,179 0 0
Microsoft Corp. COM 594918104 2,678 31,311 SH   SOLE   31,311 0 0
Mimecast Ltd COM G14838109 5,316 185,450 SH   SOLE   114,255 0 71,195
Mindbody Inc COM 60255W105 2,851 93,657 SH   SOLE   93,657 0 0
Monolithic Power Systems, Inc COM 609839105 6,592 58,669 SH   SOLE   36,931 0 21,738
Monster Beverage Corp COM 61174X109 2,221 35,105 SH   SOLE   35,105 0 0
NMI Holdings COM 629209305 22,941 1,349,502 SH   SOLE   1,005,732 0 343,770
Neogenomics Inc COM 64049M209 9,389 1,059,767 SH   SOLE   771,015 0 288,752
Netflix.com Inc. COM 64110L106 917 4,778 SH   SOLE   4,778 0 0
Nvidia Corporation COM 67066G104 1,538 7,951 SH   SOLE   7,951 0 0
Old Dominion Freight Line COM 679580100 13,237 100,630 SH   SOLE   64,796 0 35,834
Optinose, Inc. COM 68404V100 2,013 106,544 SH   SOLE   106,544 0 0
Orthopediatrics Corp COM 68752L100 2,321 120,998 SH   SOLE   120,998 0 0
Pacific Premier Bancorp Inc COM 69478X105 7,712 192,819 SH   SOLE   122,380 0 70,439
PayPal Holdings Inc. COM 70450Y103 849 11,538 SH   SOLE   11,538 0 0
Paycom Software Inc COM 70432V102 2,789 34,724 SH   SOLE   22,234 0 12,490
Penumbra INc. COM 70975L107 4,410 46,870 SH   SOLE   29,482 0 17,388
Priceline Group Inc. (The) COM 741503403 788 454 SH   SOLE   454 0 0
Primo Water Corp COM 74165N105 2,750 218,810 SH   SOLE   218,810 0 0
Progressive Corp COM 743315103 2,731 48,499 SH   SOLE   48,499 0 0
Proofpoint Inc. COM 743424103 5,626 63,357 SH   SOLE   40,596 0 22,761
Pros Hldgs Inc COM 74346Y103 3,443 130,183 SH   SOLE   130,183 0 0
Q2 Holdings COM 74736L109 5,530 150,081 SH   SOLE   96,224 0 53,857
Quanta Services, Inc. COM 74762E102 12,196 311,854 SH   SOLE   201,036 0 110,818
Quotient Technology Inc COM 749119103 18,471 1,572,004 SH   SOLE   1,139,004 0 433,000
RBC Bearings COM 75524B104 10,680 84,495 SH   SOLE   54,176 0 30,319
SLM Corporation COM 78442P106 144 12,765 SH   SOLE   12,765 0 0
SailPoint Technologies Holding COM 78781P105 5,727 394,991 SH   SOLE   243,435 0 151,556
Salesforce.com Inc COM 79466L302 1,225 11,992 SH   SOLE   11,992 0 0
ServiceNow Inc COM 81762P102 843 6,468 SH   SOLE   6,468 0 0
Square Inc COM 852234103 681 19,656 SH   SOLE   19,656 0 0
Summit Materials Inc COM 86614U100 8,645 274,988 SH   SOLE   176,125 0 98,862
Tabula Rasa Healthcare Inc COM 873379101 2,516 89,719 SH   SOLE   89,719 0 0
Tactile Systems Technology COM 87357P100 15,304 528,099 SH   SOLE   408,181 0 119,918
Talend SA- ADR COM 874224207 9,359 249,710 SH   SOLE   194,607 0 55,103
TechTarget COM 87874R100 5,630 404,508 SH   SOLE   404,508 0 0
Titan International COM 88830M102 2,116 164,324 SH   SOLE   164,324 0 0
Trex Company Inc COM 89531P105 5,222 48,180 SH   SOLE   29,694 0 18,486
Trimble Inc COM 896239100 1,570 38,650 SH   SOLE   38,650 0 0
US Concrete COM 90333L201 22,143 264,722 SH   SOLE   189,964 0 74,758
USA Technologies COM 90328S500 15,137 1,552,604 SH   SOLE   1,306,475 0 246,129
Ultimate Software Group Inc. COM 90385D107 5,313 24,347 SH   SOLE   15,952 0 8,395
Union Pacific Corp COM 907818108 2,673 19,940 SH   SOLE   19,940 0 0
United Rentals Inc COM 911363109 3,513 20,439 SH   SOLE   20,439 0 0
Unitedhealth Group, Inc. COM 91324P102 3,088 14,011 SH   SOLE   14,011 0 0
Universal Stainless & Alloy COM 913837100 3,438 160,536 SH   SOLE   160,536 0 0
Viewray Inc. COM 92672L107 5,489 592,798 SH   SOLE   592,798 0 0
Visa Inc COM 92826C839 3,095 27,151 SH   SOLE   27,151 0 0
Vocera Communications COM 92857F107 5,393 178,466 SH   SOLE   178,466 0 0
Vulcan Materials Co COM 929160109 2,475 19,282 SH   SOLE   19,282 0 0
Wal-Mart Stores, Inc. COM 931142103 968 9,806 SH   SOLE   9,806 0 0
Willdan Group Inc COM 96924N100 1,500 62,690 SH   SOLE   62,690 0 0
William Lyon Homes COM 552074700 2,341 80,535 SH   SOLE   80,535 0 0
Wynn Resorts COM 983134107 1,910 11,330 SH   SOLE   11,330 0 0