Ticker	Issuer	Shares	Value	%	Est. Cost	Unrealized	Class	CUSIP
LOPE	Grand Canyon Education, Inc.	2,135,513	$224M	4.1%	$34.09	+183.4%	COM	38526M106
PRLB	Proto Labs, Inc.	1,784,583	$210M	3.8%	$60.18	+87.8%	COM	743713109
—	National Instruments Corporati	3,357,952	$170M	3.1%	$28.79	—	COM	636518102
—	Ultimate Software Group, Inc.	665,805	$162M	3.0%	$120.47	—	COM	90385D107
HEI	HEICO Corporation	1,840,753	$160M	2.9%	$39.81	+64.3%	COM	422806109
—	Ritchie Bros. Auctioneers, Inc	5,008,607	$158M	2.9%	$24.59	—	COM	767744105
CHE	Chemed Corporation	540,687	$148M	2.7%	$69.53	+271.2%	COM	16359R103
FIVE	Five Below, Inc.	2,005,045	$147M	2.7%	$39.26	+71.6%	COM	33829M101
—	athenahealth, Inc.	941,719	$135M	2.5%	$131.19	—	COM	04685W103
HCSG	Healthcare Services Group, Inc	2,887,095	$126M	2.3%	$30.43	+60.8%	COM	421906108
GNTX	Gentex Corporation	5,083,497	$117M	2.1%	$15.07	+51.0%	COM	371901109
CSGP	CoStar Group, Inc.	316,365	$115M	2.1%	$12.76	+170.2%	COM	22160N109
VEEV	Veeva Systems, Inc. Class A	1,498,307	$109M	2.0%	$27.13	+138.2%	COM	922475108
PRAA	PRA Group, Inc.	2,703,272	$103M	1.9%	$50.15	-27.3%	COM	69354N106
FAST	Fastenal Company	1,811,197	$98.87M	1.8%	$8.46	+32.7%	COM	311900104
VRSK	Verisk Analytics, Inc.	911,039	$94.75M	1.7%	$64.50	+47.9%	COM	92345Y106
—	2U, Inc.	1,042,421	$87.59M	1.6%	$30.21	—	COM	90214J101
—	Ansys, Inc.	553,581	$86.74M	1.6%	$79.43	—	COM	03662Q105
—	Pros Holdings, Inc.	2,544,945	$84.01M	1.5%	$23.32	—	COM	74346Y103
ROL	Rollins, Inc.	1,605,980	$81.95M	1.5%	$6.84	+192.2%	COM	775711104
GLOB	Globant S.A.	1,574,107	$81.13M	1.5%	$40.05	+22.4%	COM	L44385109
TECH	Bio-Techne Corporation	530,364	$80.11M	1.5%	$21.57	+57.5%	COM	09073M104
MSFT	Microsoft Corporation	856,721	$78.19M	1.4%	$28.07	+200.4%	COM	594918104
—	IHS Markit Ltd.	1,586,912	$76.55M	1.4%	$37.55	—	COM	G47567105
—	Beacon Roofing Supply, Inc.	1,326,537	$70.4M	1.3%	$36.03	—	COM	073685109
MMS	MAXIMUS, Inc.	1,032,658	$68.92M	1.3%	$39.48	+72.2%	COM	577933104
NEOG	Neogen Corporation	1,009,149	$67.6M	1.2%	$18.72	+61.0%	COM	640491106
UNFI	United Natural Foods, Inc.	1,559,904	$66.98M	1.2%	$51.20	-11.7%	COM	911163103
AMZN	Amazon.com, Inc.	46,030	$66.62M	1.2%	$16.04	+345.7%	COM	023135106
FISV	Fiserv, Inc.	906,752	$64.66M	1.2%	$47.39	+48.4%	COM	337738108
PEGA	Pegasystems, Inc.	1,030,177	$62.48M	1.1%	$9.50	+184.3%	COM	705573103
KNX	Knight-Swift Transportation Ho	1,303,404	$59.97M	1.1%	$38.69	+13.5%	COM	499049104
—	Ellie Mae, Inc.	645,956	$59.39M	1.1%	$69.43	—	COM	28849P100
LKQ	LKQ Corporation	1,518,525	$57.63M	1.1%	$22.00	+65.6%	COM	501889208
—	Mobile Mini, Inc.	1,265,796	$55.06M	1.0%	$37.71	—	COM	60740F105
—	WageWorks, Inc.	1,145,296	$51.77M	0.9%	$62.39	—	COM	930427109
TYL	Tyler Technologies, Inc.	244,547	$51.59M	0.9%	$169.40	+18.1%	COM	902252105
EXLS	ExlService Holdings, Inc.	901,002	$50.25M	0.9%	$9.56	+24.8%	COM	302081104
ECL	Ecolab, Inc.	360,779	$49.45M	0.9%	$84.55	+46.1%	COM	278865100
SNA	Snap-on, Inc.	329,385	$48.6M	0.9%	$135.57	-1.0%	COM	833034101
SBUX	Starbucks Corporation	826,041	$47.82M	0.9%	$32.39	+50.4%	COM	855244109
DORM	Dorman Products, Inc.	720,218	$47.69M	0.9%	$53.28	+33.7%	COM	258278100
HSTM	Healthstream, Inc.	1,879,218	$46.66M	0.9%	$26.11	-8.0%	COM	42222N103
MD	Mednax, Inc.	838,457	$46.64M	0.9%	$50.15	+9.3%	COM	58502B106
ALRM	Alarm.com Holdings, Inc.	1,228,298	$46.36M	0.8%	$33.56	+12.4%	COM	011642105
AOS	A. O. Smith Corporation	721,851	$45.9M	0.8%	$56.02	0.0%	COM	831865209
AYI	Acuity Brands, Inc.	318,850	$44.38M	0.8%	$179.26	-16.5%	COM	00508Y102
IFF	International Flavors & Fragra	317,792	$43.51M	0.8%	$90.82	+30.0%	COM	459506101
WST	West Pharmaceutical Services,	489,206	$43.19M	0.8%	$89.29	+2.2%	COM	955306105
UNH	UnitedHealth Group, Inc.	195,725	$41.88M	0.8%	$76.96	+161.3%	COM	91324P102
CVGW	Calavo Growers, Inc.	453,663	$41.83M	0.8%	$48.50	+56.0%	COM	128246105
SPSC	SPS Commerce, Inc.	650,158	$41.66M	0.8%	$26.54	+6.6%	COM	78463M107
CRM	Salesforce.com, Inc.	350,853	$40.8M	0.7%	$75.31	+50.7%	COM	79466L302
EVH	Evolent Health, Inc. Class A	2,816,223	$40.13M	0.7%	$21.74	-34.2%	COM	30050B101
—	Paylocity Holding Corp.	697,409	$35.73M	0.7%	$38.28	—	COM	70438v106
TDOC	Teladoc, Inc.	885,159	$35.67M	0.7%	$30.60	+23.4%	COM	87918A105
BL	BlackLine, Inc.	877,659	$34.41M	0.6%	$37.36	0.0%	COM	09239B109
—	Exponent, Inc.	431,411	$33.93M	0.6%	$60.30	—	COM	30214u102
POWI	Power Integrations, Inc.	470,770	$32.18M	0.6%	$19.81	+66.4%	COM	739276103
GDDY	GoDaddy, Inc. Class A	522,814	$32.11M	0.6%	$47.42	+19.3%	COM	380237107
WK	Workiva, Inc. Class A	1,306,459	$30.96M	0.6%	$23.00	0.0%	COM	98139A105
—	Heska Corporation	387,810	$30.66M	0.6%	$87.56	—	COM	42805e306
—	Walgreens Boots Alliance, Inc.	465,831	$30.5M	0.6%	$80.49	—	COM	931427108
ADI	Analog Devices, Inc.	329,897	$30.06M	0.5%	$68.14	+15.4%	COM	032654105
MIDD	Middleby Corporation	238,034	$29.47M	0.5%	$83.11	+57.6%	COM	596278101
HSIC	Henry Schein, Inc.	431,580	$29.01M	0.5%	$65.02	-14.8%	COM	806407102
FRPT	Freshpet, Inc.	1,756,279	$28.89M	0.5%	$7.62	+142.5%	COM	358039105
WSO	Watsco, Inc.	157,976	$28.59M	0.5%	$146.22	+18.5%	COM	942622200
—	Financial Engines, Inc.	788,684	$27.6M	0.5%	$44.87	—	COM	317485100
USPH	U.S. Physical Therapy, Inc.	339,471	$27.6M	0.5%	$63.79	+21.5%	COM	90337L108
—	Cabot Microelectronics Corpora	246,221	$26.37M	0.5%	$36.59	—	COM	12709P103
—	Verint Systems, Inc.	588,316	$25.06M	0.5%	$39.09	—	COM	92343X100
CSCO	Cisco Systems, Inc.	575,491	$24.68M	0.5%	$15.40	+117.2%	COM	17275R102
—	Praxair, Inc.	170,827	$24.65M	0.5%	$117.86	—	COM	74005P104
MMM	3M Company	112,015	$24.59M	0.4%	$63.55	+136.3%	COM	88579Y101
V	Visa, Inc.	199,881	$23.91M	0.4%	$95.71	+19.9%	COM	92826C839
—	WABCO Holdings, Inc.	177,808	$23.8M	0.4%	$107.20	—	COM	92927K102
CASS	Cass Information Systems, Inc.	384,533	$22.88M	0.4%	$34.63	+15.9%	COM	14808P109
RHHBY	Roche Holding Ltd. ADR	784,263	$22.43M	0.4%	$41.51	—	COM	771195104
GOOGL	Alphabet, Inc. Class A	20,904	$21.68M	0.4%	$32.06	+71.6%	COM	02079K305
—	Inovalon Holdings, Inc. Class	1,912,655	$20.27M	0.4%	$18.00	—	COM	45781D101
CAKE	Cheesecake Factory, Inc.	409,531	$19.75M	0.4%	$31.94	+26.9%	COM	163072101
CGNX	Cognex Corporation	375,470	$19.52M	0.4%	$30.89	+78.6%	COM	192422103
MDT	Medtronic plc	236,539	$18.98M	0.3%	$58.10	+15.9%	COM	G5960L103
GOOG	Alphabet, Inc. Class C	18,007	$18.58M	0.3%	$30.63	+78.9%	COM	02079K107
—	Cerner Corporation	295,112	$17.12M	0.3%	$54.11	—	COM	156782104
—	Reckitt Benckiser Group ADR	961,464	$16.28M	0.3%	$17.26	—	COM	756255204
DGII	Digi International, Inc.	1,329,560	$13.69M	0.3%	$9.39	+10.6%	COM	253798102
—	Diplomat Pharmacy, Inc.	603,899	$12.17M	0.2%	$24.55	—	COM	25456K101
—	InnerWorkings, Inc.	1,213,322	$10.98M	0.2%	$7.82	—	COM	45773Y105
RIVBX	Riverbridge Growth Fund - Inst	465,390	$8.796M	0.2%	$15.08	—	COM	46141P404
AAPL	Apple Inc.	42,854	$7.19M	0.1%	$20.72	+95.1%	COM	037833100
VFIAX	Vanguard Index Tr 500 Index Ad	27,078	$6.602M	0.1%	$180.92	—	COM	922908710
PEP	PepsiCo, Inc.	36,551	$3.99M	0.1%	$65.52	+36.2%	COM	713448108
INTC	Intel Corporation	69,653	$3.628M	0.1%	$18.51	+116.5%	COM	458140100
JNJ	Johnson & Johnson	28,299	$3.626M	0.1%	$63.53	+70.6%	COM	478160104
VFINX	Vanguard Index Trust 500 Index	14,123	$3.443M	0.1%	$182.05	—	COM	922908108
CL	Colgate-Palmolive Company	35,763	$2.563M	0.0%	$45.76	+30.5%	COM	194162103
WMT	Walmart, Inc.	27,683	$2.463M	0.0%	$20.02	+41.5%	COM	931142103
SLB	Schlumberger NV	37,325	$2.418M	0.0%	$56.07	-0.6%	COM	806857108
PAYX	Paychex, Inc.	37,814	$2.329M	0.0%	$27.27	+92.0%	COM	704326107
USB	U.S. Bancorp	43,170	$2.18M	0.0%	$24.38	+63.8%	COM	902973304
PG	Procter & Gamble Company	25,412	$2.015M	0.0%	$57.79	+17.4%	COM	742718109
—	Cardinal Health, Inc.	30,315	$1.9M	0.0%	$74.32	—	COM	14149y108
—	Cree, Inc.	45,949	$1.852M	0.0%	$40.45	—	COM	225447101
EFX	Equifax, Inc.	15,496	$1.826M	0.0%	$111.89	0.0%	COM	294429105
—	Fidelity Concord Str T Sp 500	17,628	$1.635M	0.0%	$66.03	—	COM	315911701
TGT	Target Corporation	16,863	$1.171M	0.0%	$47.50	+23.1%	COM	87612E106
JPM	JPMorgan Chase & Co.	10,575	$1.163M	0.0%	$49.14	+86.1%	COM	46625H100
—	Patterson Companies, Inc.	31,788	$707K	0.0%	$36.93	—	COM	703395103
SPY	Spdr S&P 500 Etf	2,363	$622K	0.0%	$160.44	—	COM	78462F103
IVV	Ishares Core S&P 500 Etf	2,285	$606K	0.0%	$260.75	—	COM	464287200
IWB	Ishares Tr Russell 1000	3,896	$572K	0.0%	$96.27	—	COM	464287622
IWM	Ishares Tr Russell 2000	3,749	$569K	0.0%	$149.60	—	COM	464287655
RIVRX	RB All Cap Growth Fund Investo	26,606	$496K	0.0%	$16.25	—	COM	46141P305
AGTHX	Growth Fd Amer Inc Com	8,255	$421K	0.0%	$45.26	—	COM	399874106
DODGX	Dodge & Cox Stk Fd Com	2,050	$404K	0.0%	$156.85	—	COM	256219106
PCAR	Paccar Inc.	5,743	$380K	0.0%	$26.58	+30.9%	COM	693718108
BMY	Bristol-Myers Squibb Company	5,825	$368K	0.0%	$46.46	+3.5%	COM	110122108
WFC	Wells Fargo & Company	6,731	$353K	0.0%	$28.41	+68.0%	COM	949746101
BRK/B	Berkshire Hathaway Inc. Class	1,645	$328K	0.0%	$167.31	+22.7%	COM	084670702
ITW	Illinois Tool Works Inc.	2,021	$317K	0.0%	$53.17	+157.4%	COM	452308109
SYK	Stryker Corp Com	1,900	$306K	0.0%	$88.14	+67.8%	COM	863667101
IUSG	iShares Core S&P U.S. Growth E	5,156	$282K	0.0%	$53.77	—	COM	464287671
BA	Boeing Co Com	849	$278K	0.0%	$220.44	+46.5%	COM	097023105
OLGAX	JPMORGAN TR II LARGE CAP GR A	6,572	$260K	0.0%	$35.54	—	COM	4812C0506
KO	Coca-Cola Company	5,704	$248K	0.0%	$29.04	+20.8%	COM	191216100
TAREX	Third Ave Tr Real Estate Fd	7,376	$248K	0.0%	$31.87	—	COM	884116401
ORCL	Oracle Corporation	5,000	$229K	0.0%	$36.49	+21.3%	COM	68389X105
IWO	Ishares Tr Russell 2000 Growth	1,188	$226K	0.0%	$179.16	—	COM	464287648
AGCO	Agco Corp Com	3,457	$224K	0.0%	$57.07	-1.1%	COM	001084102
ILMN	Illumina, Inc.	925	$219K	0.0%	$205.77	+11.4%	COM	452327109
T	AT&T Inc.	5,708	$203K	0.0%	$15.60	+1.4%	COM	00206R102