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 4,678 62,223 SH   SOLE   46,892 0 15,331
Abiomed Inc COM 003654100 1,577 3,507 SH   SOLE   3,507 0 0
Accelerate Diagnostics Inc COM 00430H102 13,932 607,067 SH   SOLE   488,978 0 118,089
Activision Blizzard Inc COM 00507V109 1,013 12,180 SH   SOLE   12,180 0 0
Acxiom Holdings Inc. COM 005125109 6,003 121,503 SH   SOLE   90,937 0 30,566
Adobe Inc. COM 00724F101 2,345 8,689 SH   SOLE   8,689 0 0
Advanced Micro Devices COM 007903107 2,957 95,756 SH   SOLE   95,756 0 0
Aerie Pharmaceuticals inc COM 00771V108 9,004 146,297 SH   SOLE   111,325 0 34,972
Align Technology Inc COM 016255101 3,384 8,650 SH   SOLE   8,650 0 0
Allied Motion Technologies COM 019330109 4,519 83,042 SH   SOLE   83,042 0 0
Alphabet Inc-CL C COM 02079K107 2,791 2,339 SH   SOLE   2,339 0 0
Alphabet Inc-Cl A COM 02079K305 2,298 1,904 SH   SOLE   1,904 0 0
Amazon.Com COM 023135106 6,281 3,136 SH   SOLE   3,136 0 0
Angi Homeservices Inc COM 00183L102 11,989 510,642 SH   SOLE   385,922 0 124,720
Apple Computer Inc COM 037833100 4,755 21,068 SH   SOLE   21,068 0 0
Aspen Group COM 04530L203 1,070 157,371 SH   SOLE   157,371 0 0
At Home Group Inc COM 04650Y100 14,465 458,795 SH   SOLE   348,980 0 109,815
Atlassian Corp Plc-Class A COM G06242104 1,426 14,839 SH   SOLE   14,839 0 0
Axogen Inc COM 05463X106 3,693 100,242 SH   SOLE   75,601 0 24,641
Boeing Co COM 097023105 2,007 5,398 SH   SOLE   5,398 0 0
Boingo Wireless Inc COM 09739C102 24,843 711,854 SH   SOLE   606,376 0 105,478
Booking Holdings Inc COM 09857L108 867 437 SH   SOLE   437 0 0
Bridgewater Bancshares Inc COM 108621103 256 19,667 SH   SOLE   19,667 0 0
Calavo Growers Inc COM 128246105 9,019 93,366 SH   SOLE   73,899 0 19,467
CarGurus Inc. COM 141788109 5,275 94,721 SH   SOLE   72,210 0 22,511
Cardlytics, Inc COM 14161W105 2,167 86,553 SH   SOLE   86,553 0 0
CareDx COM 14167L103 32,468 1,125,433 SH   SOLE   952,880 0 172,553
Caterpillar Inc COM 149123101 4,012 26,310 SH   SOLE   26,310 0 0
Chart Industries, Inc. COM 16115Q308 7,634 97,461 SH   SOLE   72,941 0 24,520
Chegg Inc COM 163092109 8,586 302,035 SH   SOLE   226,315 0 75,720
Cintas Corp COM 172908105 3,463 17,507 SH   SOLE   17,507 0 0
Costar Group Inc COM 22160N109 3,220 7,652 SH   SOLE   7,652 0 0
Costco Wholesale Corp COM 22160K105 3,075 13,096 SH   SOLE   13,096 0 0
Covenant Transport Group COM 22284P105 3,995 137,485 SH   SOLE   137,485 0 0
Cryolife Inc COM 228903100 2,411 68,511 SH   SOLE   68,511 0 0
Cryoport Inc COM 229050307 969 75,679 SH   SOLE   75,679 0 0
DMC Global COM 23291C103 4,394 107,709 SH   SOLE   107,709 0 0
Dycom Industries, Inc COM 267475101 11,221 132,639 SH   SOLE   100,179 0 32,460
Eagle Materials Inc COM 26969P108 8,642 101,396 SH   SOLE   77,145 0 24,251
Echo Global Logistics Inc. COM 27875T101 12,468 402,863 SH   SOLE   335,081 0 67,782
Edwards Lifesciences Corp COM 28176E108 1,741 10,000 SH   SOLE   10,000 0 0
Epam Systems COM 29414B104 6,349 46,109 SH   SOLE   35,122 0 10,987
Essent Group Ltd COM G3198U102 11,225 253,681 SH   SOLE   192,348 0 61,333
Eventbrite Inc COM 29975E109 2,730 71,917 SH   SOLE   53,250 0 18,667
EverQuote Inc COM 30041R108 3,127 210,481 SH   SOLE   210,481 0 0
Everbridge Inc. COM 29978A104 14,792 256,644 SH   SOLE   234,427 0 22,217
Exact Sciences Corp COM 30063P105 5,831 73,891 SH   SOLE   56,225 0 17,666
Facebook Inc COM 30303M102 3,477 21,142 SH   SOLE   21,142 0 0
Fedex Corporation COM 31428X106 965 4,009 SH   SOLE   4,009 0 0
Five Below COM 33829M101 2,358 18,132 SH   SOLE   18,132 0 0
Goldman Sachs Group Com COM 38141G104 925 4,126 SH   SOLE   4,126 0 0
Goosehead Insurance Inc. COM 38267D109 14,568 430,125 SH   SOLE   386,058 0 44,067
Granite Construction Inc COM 387328107 9,361 204,843 SH   SOLE   155,835 0 49,008
HealthEquity Inc. COM 42226A107 15,863 168,026 SH   SOLE   127,885 0 40,141
Hunt (JB) Transport Services COM 445658107 1,062 8,932 SH   SOLE   8,932 0 0
IRhythm Technologies COM 450056106 10,532 111,271 SH   SOLE   84,822 0 26,449
Illumina Inc COM 452327109 1,689 4,603 SH   SOLE   4,603 0 0
Inogen Inc COM 45780L104 5,251 21,514 SH   SOLE   16,226 0 5,288
Inspire Medical Systems Inc COM 457730109 2,553 60,671 SH   SOLE   60,671 0 0
Insulet Corp COM 45784P101 11,219 105,892 SH   SOLE   80,241 0 25,651
InterXion Holdings NV COM N47279109 4,916 73,058 SH   SOLE   54,253 0 18,805
International Money Express In COM 46005L101 16,929 1,408,415 SH   SOLE   1,245,846 0 162,569
Intuit COM 461202103 3,058 13,449 SH   SOLE   13,449 0 0
Intuitive Surgical Inc. COM 46120E602 1,820 3,172 SH   SOLE   3,172 0 0
Kingstone Cos Inc COM 496719105 7,228 380,445 SH   SOLE   380,445 0 0
Kinsale Capital Group COM 49714P108 30,143 472,030 SH   SOLE   388,421 0 83,609
Knight-Swift Transportation Ho COM 499049104 11,054 320,613 SH   SOLE   244,113 0 76,500
Las Vegas Sands Corp COM 517834107 2,725 45,943 SH   SOLE   45,943 0 0
Ligand Pharmaceuticals COM 53220K504 12,450 45,358 SH   SOLE   34,378 0 10,980
Limoneira Co COM 532746104 4,354 166,780 SH   SOLE   166,780 0 0
Liveperson, Inc. COM 538146101 9,131 351,877 SH   SOLE   265,544 0 86,333
MASTERcARD, Inc. COM 57636Q104 4,538 20,388 SH   SOLE   20,388 0 0
Manitex International COM 563420108 5,224 496,160 SH   SOLE   496,160 0 0
Marten Transport COM 573075108 3,215 152,757 SH   SOLE   143,050 0 9,707
Mastec Inc COM 576323109 8,565 191,828 SH   SOLE   143,581 0 48,247
Microsoft Corp. COM 594918104 3,202 28,005 SH   SOLE   28,005 0 0
Mimecast Ltd COM G14838109 4,814 114,970 SH   SOLE   85,165 0 29,805
Model N Inc COM 607525102 2,614 164,950 SH   SOLE   164,950 0 0
Monolithic Power Systems, Inc COM 609839105 9,751 77,680 SH   SOLE   59,240 0 18,440
NMI Holdings COM 629209305 10,974 484,515 SH   SOLE   367,285 0 117,230
Natera, Inc COM 632307104 4,303 179,768 SH   SOLE   134,431 0 45,337
Netflix.com Inc. COM 64110L106 4,023 10,755 SH   SOLE   10,755 0 0
Neuronetics Inc COM 64131A105 3,021 94,241 SH   SOLE   94,241 0 0
New Relic Inc COM 64829B100 2,342 24,863 SH   SOLE   18,610 0 6,253
Nuvectra Corp COM 67075N108 2,989 136,025 SH   SOLE   136,025 0 0
Nvidia Corporation COM 67066G104 2,151 7,656 SH   SOLE   7,656 0 0
Old Dominion Freight Line COM 679580100 12,239 75,898 SH   SOLE   57,912 0 17,986
Ollie's Bargain Outlet COM 681116109 11,518 119,864 SH   SOLE   90,539 0 29,325
Optinose, Inc. COM 68404V100 3,561 286,513 SH   SOLE   286,513 0 0
Orthopediatrics Corp COM 68752L100 7,627 208,181 SH   SOLE   208,181 0 0
PayPal Holdings Inc. COM 70450Y103 975 11,109 SH   SOLE   11,109 0 0
Paycom Software Inc COM 70432V102 222 1,430 SH   SOLE   1,430 0 0
Penumbra Inc. COM 70975L107 4,141 27,665 SH   SOLE   20,687 0 6,978
PetIQ Inc COM 71639T106 3,931 100,000 SH   SOLE   100,000 0 0
Planet Fitness COM 72703H101 11,580 214,343 SH   SOLE   163,221 0 51,122
Primo Water Corp COM 74165N105 6,084 337,105 SH   SOLE   337,105 0 0
Progressive Corp COM 743315103 3,317 46,696 SH   SOLE   46,696 0 0
Proofpoint Inc. COM 743424103 5,074 47,723 SH   SOLE   36,291 0 11,432
Pros Hldgs Inc COM 74346Y103 4,166 118,969 SH   SOLE   118,969 0 0
Q2 Holdings COM 74736L109 2,853 47,120 SH   SOLE   36,597 0 10,523
Quanta Services, Inc. COM 74762E102 11,361 340,371 SH   SOLE   258,191 0 82,180
Quinstreet Inc COM 74874Q100 4,886 360,090 SH   SOLE   360,090 0 0
RA Medical Systems Inc COM 74933X104 2,162 118,800 SH   SOLE   118,800 0 0
RBC Bearings COM 75524B104 15,474 102,916 SH   SOLE   78,345 0 24,571
Rapid7 Inc COM 753422104 2,770 75,030 SH   SOLE   75,030 0 0
RingCentral INc. COM 76680R206 6,611 71,052 SH   SOLE   53,970 0 17,082
Salesforce.com Inc COM 79466L302 3,091 19,441 SH   SOLE   19,441 0 0
SendGrid, Inc. COM 816883102 12,067 327,998 SH   SOLE   282,997 0 45,001
ServiceNow Inc COM 81762P102 1,218 6,227 SH   SOLE   6,227 0 0
Sientra Inc COM 82621J105 4,452 186,455 SH   SOLE   186,455 0 0
Splunk Inc COM 848637104 1,026 8,492 SH   SOLE   8,492 0 0
Starr Surgical Company COM 852312305 11,138 232,059 SH   SOLE   176,668 0 55,391
Sterling Construction Co COM 859241101 2,809 196,172 SH   SOLE   196,172 0 0
Tabula Rasa Healthcare Inc COM 873379101 8,278 101,965 SH   SOLE   84,097 0 17,868
Tactile Systems Technology COM 87357P100 25,058 352,690 SH   SOLE   306,112 0 46,578
Talend SA- ADR COM 874224207 6,299 90,332 SH   SOLE   68,744 0 21,588
TechTarget COM 87874R100 21,527 1,108,502 SH   SOLE   940,164 0 168,338
The Joint Corp COM 47973J102 553 64,679 SH   SOLE   64,679 0 0
Trex Company Inc COM 89531P105 8,145 105,811 SH   SOLE   78,919 0 26,892
US Concrete COM 90333L201 10,611 231,432 SH   SOLE   190,002 0 41,430
USA Technologies COM 90328S500 11,987 1,664,883 SH   SOLE   1,431,012 0 233,871
Union Pacific Corp COM 907818108 3,126 19,198 SH   SOLE   19,198 0 0
United Rentals Inc COM 911363109 2,408 14,722 SH   SOLE   14,722 0 0
Unitedhealth Group, Inc. COM 91324P102 1,973 7,419 SH   SOLE   7,419 0 0
Universal Stainless & Alloy COM 913837100 6,587 258,216 SH   SOLE   258,216 0 0
Veracyte Inc COM 92337F107 3,504 366,946 SH   SOLE   366,946 0 0
Vericel Corp COM 92346J108 8,119 573,814 SH   SOLE   573,814 0 0
Vertex Pharmaceuticals Inc COM 92532F100 2,103 10,914 SH   SOLE   10,914 0 0
Viewray Inc. COM 92672L107 10,420 1,113,287 SH   SOLE   980,774 0 132,513
Virtusa Corp COM 92827P102 5,356 99,725 SH   SOLE   75,895 0 23,830
Visa Inc COM 92826C839 3,923 26,141 SH   SOLE   26,141 0 0
Vocera Communications COM 92857F107 5,329 145,683 SH   SOLE   145,683 0 0
Wix.com Ltd COM M98068105 10,325 86,260 SH   SOLE   65,529 0 20,731