Ticker	Issuer	Shares	Value	%	Est. Cost	Unrealized	Class	CUSIP
LOPE	Grand Canyon Education, Inc.	2,337,088	$212M	4.2%	$34.09	+135.1%	COM	38526M106
CSGP	CoStar Group, Inc.	572,852	$154M	3.0%	$12.76	+117.6%	COM	22160N109
HCSG	Healthcare Services Group, Inc	2,803,728	$151M	3.0%	$29.01	+77.2%	COM	421906108
PRLB	Proto Labs, Inc.	1,850,924	$149M	2.9%	$60.18	+20.1%	COM	743713109
—	National Instruments Corporati	3,498,799	$148M	2.9%	$28.79	—	COM	636518102
HEI	HEICO Corporation	1,541,357	$138M	2.7%	$33.41	+59.0%	COM	422806109
—	Ultimate Software Group, Inc.	698,099	$132M	2.6%	$120.47	—	COM	90385D107
—	athenahealth, Inc.	981,741	$122M	2.4%	$131.19	—	COM	04685W103
FIVE	Five Below, Inc.	2,092,038	$115M	2.3%	$39.26	+24.7%	COM	33829M101
CHE	Chemed Corporation	565,450	$114M	2.3%	$69.53	+174.8%	COM	16359R103
—	Ritchie Bros. Auctioneers, Inc	3,435,861	$109M	2.1%	$22.13	—	COM	767744105
GNTX	Gentex Corporation	5,273,063	$104M	2.1%	$15.07	+20.6%	COM	371901109
VEEV	Veeva Systems, Inc. Class A	1,566,914	$88.39M	1.7%	$27.13	+123.5%	COM	922475108
FAST	Fastenal Company	1,931,436	$88.03M	1.7%	$8.46	+2.5%	COM	311900104
—	Beacon Roofing Supply, Inc.	1,624,850	$83.27M	1.6%	$36.03	—	COM	073685109
ROL	Rollins, Inc.	1,790,872	$82.63M	1.6%	$6.84	+155.0%	COM	775711104
UNFI	United Natural Foods, Inc.	1,981,330	$82.4M	1.6%	$51.20	-27.3%	COM	911163103
VRSK	Verisk Analytics, Inc.	966,938	$80.44M	1.6%	$64.50	+22.8%	COM	92345Y106
PRAA	PRA Group, Inc.	2,801,854	$80.27M	1.6%	$50.42	-33.8%	COM	69354N106
—	IHS Markit Ltd.	1,684,163	$74.24M	1.5%	$37.55	—	COM	G47567105
—	Ansys, Inc.	590,278	$72.44M	1.4%	$79.43	—	COM	03662Q105
MMS	MAXIMUS, Inc.	1,061,467	$68.47M	1.3%	$39.48	+55.3%	COM	577933104
MSFT	Microsoft Corporation	914,586	$68.13M	1.3%	$28.07	+137.6%	COM	594918104
TECH	Bio-Techne Corporation	545,471	$65.94M	1.3%	$21.57	+31.6%	COM	09073M104
FISV	Fiserv, Inc.	506,540	$65.32M	1.3%	$25.29	+145.6%	COM	337738108
GLOB	Globant S.A.	1,625,091	$65.12M	1.3%	$39.66	+4.0%	COM	L44385109
—	Pros Holdings, Inc.	2,606,271	$62.89M	1.2%	$23.17	—	COM	74346Y103
—	Verint Systems, Inc.	1,495,351	$62.58M	1.2%	$39.09	—	COM	92343X100
NEOG	Neogen Corporation	790,851	$61.26M	1.2%	$14.94	+72.1%	COM	640491106
PEGA	Pegasystems, Inc.	1,045,191	$60.26M	1.2%	$9.20	+214.3%	COM	705573103
—	2U, Inc.	1,065,022	$59.68M	1.2%	$30.21	—	COM	90214J101
AYI	Acuity Brands, Inc.	342,809	$58.72M	1.2%	$181.50	-0.2%	COM	00508Y102
LKQ	LKQ Corporation	1,618,654	$58.26M	1.1%	$22.00	+39.0%	COM	501889208
ALRM	Alarm.com Holdings, Inc.	1,244,983	$56.25M	1.1%	$33.50	+23.5%	COM	011642105
—	Ellie Mae, Inc.	659,738	$54.18M	1.1%	$69.43	—	COM	28849P100
EXLS	ExlService Holdings, Inc.	923,340	$53.85M	1.1%	$9.56	+17.2%	COM	302081104
DORM	Dorman Products, Inc.	738,279	$52.88M	1.0%	$53.28	+34.9%	COM	258278100
—	Inovalon Holdings, Inc. Class	3,001,920	$51.18M	1.0%	$18.00	—	COM	45781D101
ECL	Ecolab, Inc.	392,691	$50.5M	1.0%	$84.55	+42.0%	COM	278865100
WST	West Pharmaceutical Services,	521,804	$50.23M	1.0%	$89.29	-1.5%	COM	955306105
AMZN	Amazon.com, Inc.	51,084	$49.11M	1.0%	$16.04	+206.2%	COM	023135106
IFF	International Flavors & Fragra	339,399	$48.5M	1.0%	$90.82	+21.9%	COM	459506101
SBUX	Starbucks Corporation	892,814	$47.95M	0.9%	$32.39	+42.7%	COM	855244109
—	WageWorks, Inc.	788,112	$47.84M	0.9%	$63.16	—	COM	930427109
—	Mobile Mini, Inc.	1,330,145	$45.82M	0.9%	$37.71	—	COM	60740F105
HSTM	Healthstream, Inc.	1,911,845	$44.68M	0.9%	$26.18	-9.2%	COM	42222N103
—	Financial Engines, Inc.	1,280,272	$44.49M	0.9%	$44.87	—	COM	317485100
TYL	Tyler Technologies, Inc.	253,326	$44.16M	0.9%	$169.40	+1.4%	COM	902252105
UNH	UnitedHealth Group, Inc.	215,528	$42.21M	0.8%	$76.96	+119.5%	COM	91324P102
—	Walgreens Boots Alliance, Inc.	508,945	$39.3M	0.8%	$82.62	—	COM	931427108
EVH	Evolent Health, Inc. Class A	2,158,788	$38.43M	0.8%	$24.05	-14.3%	COM	30050B101
MD	Mednax, Inc.	885,978	$38.2M	0.8%	$50.03	-5.0%	COM	58502B106
HSIC	Henry Schein, Inc.	458,340	$37.58M	0.7%	$66.15	+3.2%	COM	806407102
SPSC	SPS Commerce, Inc.	660,580	$37.46M	0.7%	$26.49	+11.4%	COM	78463M107
CRM	Salesforce.com, Inc.	389,248	$36.36M	0.7%	$75.31	+20.7%	COM	79466L302
—	InnerWorkings, Inc.	3,127,213	$35.18M	0.7%	$7.79	—	COM	45773Y105
POWI	Power Integrations, Inc.	477,216	$34.93M	0.7%	$19.61	+71.4%	COM	739276103
—	Paylocity Holding Corp.	706,052	$34.47M	0.7%	$38.05	—	COM	70438v106
CVGW	Calavo Growers, Inc.	459,043	$33.6M	0.7%	$48.03	+25.8%	COM	128246105
SNA	Snap-on, Inc.	224,957	$33.52M	0.7%	$137.43	-11.5%	COM	833034101
KNX	Knight-Swift Transportation Ho	792,280	$32.92M	0.6%	$35.05	0.0%	COM	499049104
—	Exponent, Inc.	437,387	$32.32M	0.6%	$60.30	—	COM	30214u102
MIDD	Middleby Corporation	247,985	$31.78M	0.6%	$83.11	+48.3%	COM	596278101
ADI	Analog Devices, Inc.	336,112	$28.96M	0.6%	$67.62	+1.9%	COM	032654105
CGNX	Cognex Corporation	257,098	$28.35M	0.6%	$17.59	+169.1%	COM	192422103
FRPT	Freshpet, Inc.	1,782,504	$27.9M	0.5%	$7.45	+116.1%	COM	358039105
—	Diplomat Pharmacy, Inc.	1,334,784	$27.64M	0.5%	$24.55	—	COM	25456K101
RHHBY	Roche Holding Ltd. ADR	856,021	$27.34M	0.5%	$41.51	—	COM	771195104
—	WABCO Holdings, Inc.	183,229	$27.12M	0.5%	$107.20	—	COM	92927K102
WSO	Watsco, Inc.	163,063	$26.27M	0.5%	$146.22	+3.3%	COM	942622200
MMM	3M Company	124,411	$26.11M	0.5%	$63.55	+104.4%	COM	88579Y101
—	Praxair, Inc.	180,022	$25.16M	0.5%	$117.43	—	COM	74005P104
—	Cerner Corporation	324,616	$23.15M	0.5%	$54.11	—	COM	156782104
V	Visa, Inc.	217,827	$22.92M	0.5%	$95.71	0.0%	COM	92826C839
CASS	Cass Information Systems, Inc.	356,023	$22.59M	0.4%	$34.15	+13.5%	COM	14808P109
CSCO	Cisco Systems, Inc.	642,546	$21.61M	0.4%	$15.40	+60.4%	COM	17275R102
USPH	U.S. Physical Therapy, Inc.	345,182	$21.21M	0.4%	$63.60	-4.2%	COM	90337L108
GOOGL	Alphabet, Inc. Class A	21,301	$20.74M	0.4%	$32.06	+46.8%	COM	02079K305
SSYS	Stratasys Ltd.	871,258	$20.14M	0.4%	$44.23	-47.7%	COM	M85548101
—	Cabot Microelectronics Corpora	250,394	$20.01M	0.4%	$35.58	—	COM	12709P103
TDOC	Teladoc, Inc.	596,059	$19.76M	0.4%	$29.14	+12.5%	COM	87918A105
—	Reckitt Benckiser Group ADR	1,062,165	$19.42M	0.4%	$17.26	—	COM	756255204
MDT	Medtronic plc	244,142	$18.99M	0.4%	$58.10	+15.2%	COM	G5960L103
CAKE	Cheesecake Factory, Inc.	439,414	$18.51M	0.4%	$31.94	+16.2%	COM	163072101
—	Heska Corporation	204,874	$18.05M	0.4%	$95.63	—	COM	42805e306
GOOG	Alphabet, Inc. Class C	18,563	$17.8M	0.4%	$30.63	+50.9%	COM	02079K107
—	ChannelAdvisor Corporation	1,514,202	$17.41M	0.3%	$31.88	—	COM	159179100
—	Tile Shop Holdings, Inc.	1,274,330	$16.18M	0.3%	$17.03	—	COM	88677Q109
DGII	Digi International, Inc.	1,308,613	$13.87M	0.3%	$9.35	+3.0%	COM	253798102
RIVBX	Riverbridge Growth Fund - Inst	417,444	$6.992M	0.1%	$14.57	—	COM	46141P404
VFINX	Vanguard Index Trust 500 Index	29,435	$6.846M	0.1%	$182.05	—	COM	922908108
IVV	Ishares Core S&P 500 Etf	26,949	$6.816M	0.1%	$249.04	—	COM	464287200
VFIAX	Vanguard Index Tr 500 Index Ad	28,769	$6.691M	0.1%	$180.92	—	COM	922908710
AAPL	Apple Inc.	41,592	$6.41M	0.1%	$20.07	+80.1%	COM	037833100
JNJ	Johnson & Johnson	28,368	$3.688M	0.1%	$61.45	+70.8%	COM	478160104
PEP	PepsiCo, Inc.	27,489	$3.063M	0.1%	$57.80	+54.7%	COM	713448108
ITW	Illinois Tool Works Inc.	18,870	$2.792M	0.1%	$53.17	+118.3%	COM	452308109
INTC	Intel Corporation	73,281	$2.791M	0.1%	$18.51	+59.9%	COM	458140100
CL	Colgate-Palmolive Company	37,722	$2.748M	0.1%	$45.76	+29.4%	COM	194162103
SLB	Schlumberger NV	39,153	$2.731M	0.1%	$56.10	-7.5%	COM	806857108
SPY	Spdr S&P 500 Etf	9,926	$2.494M	0.0%	$160.44	—	COM	78462F103
PG	Procter & Gamble Company	26,534	$2.414M	0.0%	$57.79	+26.3%	COM	742718109
VXF	VANGUARD INDEX FDS EXTEND MKT	22,272	$2.386M	0.0%	$107.13	—	COM	922908652
PAYX	Paychex, Inc.	39,597	$2.374M	0.0%	$27.27	+63.5%	COM	704326107
USB	U.S. Bancorp	43,670	$2.34M	0.0%	$24.38	+54.9%	COM	902973304
WMT	Wal-Mart Stores, Inc.	29,084	$2.273M	0.0%	$20.02	+14.4%	COM	931142103
—	Fidelity Concord Str T Sp 500	21,518	$1.905M	0.0%	$66.03	—	COM	315911701
—	Cree, Inc.	47,261	$1.332M	0.0%	$40.45	—	COM	225447101
—	Cardinal Health, Inc.	19,699	$1.318M	0.0%	$81.17	—	COM	14149y108
TGT	Target Corporation	17,911	$1.057M	0.0%	$47.50	-7.1%	COM	87612E106
JPM	JPMorgan Chase & Co.	10,575	$1.01M	0.0%	$49.14	+49.9%	COM	46625H100
IWM	Ishares Tr Russell 2000	6,124	$907K	0.0%	$131.03	—	COM	464287655
—	Patterson Companies, Inc.	20,646	$798K	0.0%	$38.33	—	COM	703395103
—	Rydex ETF Trust Gug S&p500 Pu	6,996	$700K	0.0%	$70.33	—	COM	78355W403
IWF	Ishares Tr Russell 1000 Growth	4,713	$589K	0.0%	$74.92	—	COM	464287614
DODGX	Dodge & Cox Stk Fd Com	2,798	$561K	0.0%	$156.85	—	COM	256219106
IWB	Ishares Tr Russell 1000	3,954	$553K	0.0%	$94.53	—	COM	464287622
AGTHX	Growth Fd Amer Inc Com	10,380	$515K	0.0%	$44.98	—	COM	399874106
PCAR	Paccar Inc.	5,743	$415K	0.0%	$26.58	+21.9%	COM	693718108
WFC	Wells Fargo & Company	6,881	$379K	0.0%	$28.41	+48.3%	COM	949746101
ASPIX	Alger Fds Ii Alger Spctra I	17,775	$367K	0.0%	$15.74	—	COM	015566300
IWO	Ishares Tr Russell 2000 Growth	1,802	$322K	0.0%	$152.30	—	COM	464287648
BRK/B	Berkshire Hathaway Inc. Class	1,645	$302K	0.0%	$167.31	+5.6%	COM	084670702
—	Stericycle, Inc.	4,108	$294K	0.0%	$112.37	—	COM	858912108
—	General Electric Company	11,939	$289K	0.0%	$24.41	—	COM	369604103
IWR	iShares Russell Midcap ETF	1,398	$276K	0.0%	$131.12	—	COM	464287499
BURBY	Burberry Group ADR	11,390	$273K	0.0%	$31.80	—	COM	12082W204
BIDU	Baidu, Inc. Sponsored ADR Clas	1,100	$272K	0.0%	$247.27	—	COM	056752108
SYK	Stryker Corp Com	1,900	$270K	0.0%	$88.14	+48.4%	COM	863667101
KO	Coca-Cola Company	5,787	$260K	0.0%	$29.04	+20.3%	COM	191216100
AGCO	Agco Corp Com	3,457	$255K	0.0%	$57.07	0.0%	COM	001084102
RIVRX	RB All Cap Growth Fund Investo	14,980	$248K	0.0%	$14.58	—	COM	46141P305
ORCL	Oracle Corporation	5,000	$242K	0.0%	$36.49	+20.4%	COM	68389X105
TAREX	Third Ave Tr Real Estate Fd	7,009	$240K	0.0%	$31.74	—	COM	884116401
OLGAX	JPMORGAN TR II LARGE CAP GR A	5,680	$229K	0.0%	$35.22	—	COM	4812C0506
GIS	General Mls Inc Com	4,324	$224K	0.0%	$40.71	0.0%	COM	370334104
T	AT&T Inc.	5,556	$218K	0.0%	$15.60	0.0%	COM	00206R102
BA	Boeing Co Com	849	$216K	0.0%	$220.44	0.0%	COM	097023105
—	Advisory Board Company	4,009	$215K	0.0%	$52.31	—	COM	00762W107