Ticker	Issuer	Shares	Value	%	Est. Cost	Unrealized	Class	CUSIP
—	National Instruments Corporati	5,566,077	$224M	4.3%	$28.79	—	COM	636518102
LOPE	Grand Canyon Education, Inc.	2,479,209	$194M	3.7%	$34.09	+124.5%	COM	38526M106
CSGP	CoStar Group, Inc.	595,500	$157M	3.0%	$12.76	+90.7%	COM	22160N109
—	Ultimate Software Group, Inc.	727,149	$153M	2.9%	$120.47	—	COM	90385D107
—	athenahealth, Inc.	1,033,842	$145M	2.8%	$131.19	—	COM	04685W103
HCSG	Healthcare Services Group, Inc	2,961,768	$139M	2.7%	$29.01	+59.2%	COM	421906108
CHE	Chemed Corporation	671,291	$137M	2.6%	$69.53	+178.0%	COM	16359R103
PRLB	Proto Labs, Inc.	1,967,865	$132M	2.5%	$60.18	+0.4%	COM	743713109
HEI	HEICO Corporation	1,621,457	$116M	2.2%	$33.41	+37.7%	COM	422806109
PRAA	PRA Group, Inc.	2,994,231	$113M	2.2%	$50.42	-30.9%	COM	69354N106
FIVE	Five Below, Inc.	2,218,288	$110M	2.1%	$39.26	+25.4%	COM	33829M101
—	Ritchie Bros. Auctioneers, Inc	3,640,160	$105M	2.0%	$22.13	—	COM	767744105
VEEV	Veeva Systems, Inc. Class A	1,623,293	$99.52M	1.9%	$27.13	+112.7%	COM	922475108
GNTX	Gentex Corporation	4,681,052	$88.8M	1.7%	$14.68	+32.8%	COM	371901109
—	Beacon Roofing Supply, Inc.	1,712,097	$83.89M	1.6%	$36.03	—	COM	073685109
FAST	Fastenal Company	1,881,636	$81.91M	1.6%	$8.46	+6.0%	COM	311900104
VRSK	Verisk Analytics, Inc.	956,153	$80.67M	1.5%	$64.33	+20.3%	COM	92345Y106
—	Ellie Mae, Inc.	721,119	$79.26M	1.5%	$69.43	—	COM	28849P100
UNFI	United Natural Foods, Inc.	2,129,232	$78.14M	1.5%	$51.20	-21.6%	COM	911163103
—	IHS Markit Ltd.	1,667,493	$73.44M	1.4%	$37.55	—	COM	G47567105
ROL	Rollins, Inc.	1,780,762	$72.5M	1.4%	$6.84	+136.1%	COM	775711104
MMS	MAXIMUS, Inc.	1,153,253	$72.23M	1.4%	$39.48	+57.2%	COM	577933104
—	Ansys, Inc.	584,018	$71.06M	1.4%	$78.97	—	COM	03662Q105
PEGA	Pegasystems, Inc.	1,212,680	$70.76M	1.4%	$9.20	+186.7%	COM	705573103
TECH	Bio-Techne Corporation	585,517	$68.8M	1.3%	$21.57	+20.9%	COM	09073M104
AYI	Acuity Brands, Inc.	337,759	$68.66M	1.3%	$181.51	-5.5%	COM	00508Y102
DORM	Dorman Products, Inc.	791,795	$65.54M	1.3%	$53.28	+53.2%	COM	258278100
—	Verint Systems, Inc.	1,586,078	$64.55M	1.2%	$39.09	—	COM	92343X100
MSFT	Microsoft Corporation	922,574	$63.59M	1.2%	$28.07	+122.0%	COM	594918104
FISV	Fiserv, Inc.	510,442	$62.45M	1.2%	$25.29	+139.1%	COM	337738108
—	Pros Holdings, Inc.	2,168,749	$59.4M	1.1%	$22.98	—	COM	74346Y103
EVH	Evolent Health, Inc. Class A	2,322,594	$58.88M	1.1%	$24.05	0.0%	COM	30050B101
NEOG	Neogen Corporation	842,899	$58.25M	1.1%	$14.94	+60.3%	COM	640491106
EXLS	ExlService Holdings, Inc.	989,732	$55.01M	1.1%	$9.56	+5.5%	COM	302081104
—	2U, Inc.	1,167,040	$54.76M	1.0%	$30.21	—	COM	90214J101
HSTM	Healthstream, Inc.	2,077,924	$54.69M	1.0%	$26.18	+4.9%	COM	42222N103
MD	Mednax, Inc.	892,612	$53.89M	1.0%	$50.03	+18.5%	COM	58502B106
LKQ	LKQ Corporation	1,601,794	$52.78M	1.0%	$21.91	+26.7%	COM	501889208
ECL	Ecolab, Inc.	394,811	$52.41M	1.0%	$84.55	+39.2%	COM	278865100
—	Financial Engines, Inc.	1,399,615	$51.23M	1.0%	$44.87	—	COM	317485100
ALRM	Alarm.com Holdings, Inc.	1,352,602	$50.9M	1.0%	$33.50	0.0%	COM	011642105
AMZN	Amazon.com, Inc.	51,485	$49.84M	1.0%	$16.04	+197.4%	COM	023135106
SBUX	Starbucks Corporation	852,879	$49.73M	1.0%	$31.74	+58.2%	COM	855244109
SPSC	SPS Commerce, Inc.	765,290	$48.8M	0.9%	$26.49	+12.0%	COM	78463M107
WST	West Pharmaceutical Services,	511,423	$48.34M	0.9%	$89.32	0.0%	COM	955306105
—	WageWorks, Inc.	694,024	$46.64M	0.9%	$63.49	—	COM	930427109
IFF	International Flavors & Fragra	329,543	$44.49M	0.9%	$90.23	+20.8%	COM	459506101
GLOB	Globant S.A.	994,002	$43.18M	0.8%	$38.66	0.0%	COM	L44385109
—	Inovalon Holdings, Inc. Class	3,142,392	$41.32M	0.8%	$18.00	—	COM	45781D101
—	Walgreens Boots Alliance, Inc.	517,747	$40.55M	0.8%	$82.62	—	COM	931427108
UNH	UnitedHealth Group, Inc.	217,333	$40.3M	0.8%	$76.96	+98.4%	COM	91324P102
POWI	Power Integrations, Inc.	547,894	$39.94M	0.8%	$19.61	+55.3%	COM	739276103
CVGW	Calavo Growers, Inc.	559,857	$38.66M	0.7%	$48.03	+19.5%	COM	128246105
—	InnerWorkings, Inc.	3,278,231	$38.03M	0.7%	$7.79	—	COM	45773Y105
—	Novadaq Technologies, Inc.	3,164,568	$37.09M	0.7%	$12.16	—	COM	66987G102
—	Paylocity Holding Corp.	816,851	$36.91M	0.7%	$38.05	—	COM	70438v106
FRPT	Freshpet, Inc.	2,066,316	$34.3M	0.7%	$7.45	+84.9%	COM	358039105
SNA	Snap-on, Inc.	216,758	$34.25M	0.7%	$138.03	-4.5%	COM	833034101
SSYS	Stratasys Ltd.	1,456,339	$33.95M	0.6%	$44.23	-41.8%	COM	M85548101
CRM	Salesforce.com, Inc.	391,219	$33.88M	0.6%	$75.31	+14.3%	COM	79466L302
—	Knight Transportation, Inc.	912,292	$33.8M	0.6%	$31.35	—	COM	499064103
—	Tile Shop Holdings, Inc.	1,477,869	$30.52M	0.6%	$17.03	—	COM	88677Q109
MIDD	Middleby Corporation	242,754	$29.5M	0.6%	$82.25	+60.6%	COM	596278101
—	Exponent, Inc.	496,308	$28.93M	0.6%	$60.30	—	COM	30214u102
CASS	Cass Information Systems, Inc.	439,055	$28.82M	0.6%	$34.15	+15.8%	COM	14808P109
RHHBY	Roche Holding Ltd. ADR	865,858	$27.6M	0.5%	$41.51	—	COM	771195104
MMM	3M Company	125,275	$26.08M	0.5%	$63.55	+96.2%	COM	88579Y101
—	Mobile Mini, Inc.	865,813	$25.84M	0.5%	$39.46	—	COM	60740F105
CAKE	Cheesecake Factory, Inc.	505,320	$25.42M	0.5%	$31.94	+53.2%	COM	163072101
HSIC	Henry Schein, Inc.	136,489	$24.98M	0.5%	$61.23	+13.8%	COM	806407102
ADI	Analog Devices, Inc.	309,180	$24.05M	0.5%	$67.51	0.0%	COM	032654105
—	Praxair, Inc.	181,209	$24.02M	0.5%	$117.43	—	COM	74005P104
—	Heska Corporation	234,217	$23.91M	0.5%	$95.63	—	COM	42805e306
USPH	U.S. Physical Therapy, Inc.	394,694	$23.84M	0.5%	$63.60	+0.4%	COM	90337L108
TDOC	Teladoc, Inc.	674,125	$23.39M	0.4%	$29.14	0.0%	COM	87918A105
—	WABCO Holdings, Inc.	178,606	$22.77M	0.4%	$106.15	—	COM	92927K102
MDT	Medtronic plc	244,259	$21.68M	0.4%	$58.10	+16.4%	COM	G5960L103
—	Cerner Corporation	325,741	$21.65M	0.4%	$54.11	—	COM	156782104
—	Reckitt Benckiser Group ADR	1,062,791	$21.49M	0.4%	$17.26	—	COM	756255204
—	Cabot Microelectronics Corpora	288,820	$21.32M	0.4%	$35.58	—	COM	12709P103
CGNX	Cognex Corporation	250,263	$21.25M	0.4%	$16.78	+146.5%	COM	192422103
—	Diplomat Pharmacy, Inc.	1,412,945	$20.91M	0.4%	$24.55	—	COM	25456K101
CSCO	Cisco Systems, Inc.	647,308	$20.26M	0.4%	$15.40	+62.7%	COM	17275R102
GOOGL	Alphabet, Inc. Class A	21,367	$19.86M	0.4%	$32.06	+44.8%	COM	02079K305
—	Patterson Companies, Inc.	415,591	$19.51M	0.4%	$38.33	—	COM	703395103
TYL	Tyler Technologies, Inc.	109,034	$19.15M	0.4%	$166.17	0.0%	COM	902252105
—	ChannelAdvisor Corporation	1,616,232	$18.67M	0.4%	$31.88	—	COM	159179100
GOOG	Alphabet, Inc. Class C	18,646	$16.94M	0.3%	$30.63	+48.3%	COM	02079K107
DGII	Digi International, Inc.	1,510,048	$15.33M	0.3%	$9.35	+13.6%	COM	253798102
WSO	Watsco, Inc.	96,823	$14.93M	0.3%	$142.89	0.0%	COM	942622200
VFINX	Vanguard Index Trust 500 Index	29,549	$6.611M	0.1%	$182.05	—	COM	922908108
RIVBX	Riverbridge Growth Fund - Inst	396,541	$6.523M	0.1%	$14.46	—	COM	46141P404
VFIAX	Vanguard Index Tr 500 Index Ad	28,769	$6.437M	0.1%	$180.92	—	COM	922908710
AAPL	Apple Inc.	41,592	$5.99M	0.1%	$20.07	+71.0%	COM	037833100
JNJ	Johnson & Johnson	28,615	$3.785M	0.1%	$61.45	+63.3%	COM	478160104
PEP	PepsiCo, Inc.	27,758	$3.206M	0.1%	$57.80	+52.6%	COM	713448108
BURBY	Burberry Group ADR	131,603	$2.839M	0.1%	$31.80	—	COM	12082W204
CL	Colgate-Palmolive Company	37,976	$2.815M	0.1%	$45.76	+32.5%	COM	194162103
ITW	Illinois Tool Works Inc.	19,513	$2.795M	0.1%	$53.17	+113.1%	COM	452308109
SLB	Schlumberger NV	39,429	$2.596M	0.0%	$56.10	-0.5%	COM	806857108
INTC	Intel Corporation	73,588	$2.483M	0.0%	$18.51	+59.8%	COM	458140100
SPY	Spdr S&P 500 Etf	9,926	$2.4M	0.0%	$160.44	—	COM	78462F103
—	General Electric Company	85,755	$2.316M	0.0%	$24.41	—	COM	369604103
PAYX	Paychex, Inc.	39,654	$2.258M	0.0%	$27.27	+66.6%	COM	704326107
USB	U.S. Bancorp	43,170	$2.241M	0.0%	$24.22	+52.6%	COM	902973304
WMT	Wal-Mart Stores, Inc.	29,332	$2.22M	0.0%	$20.02	+10.0%	COM	931142103
PG	Procter & Gamble Company	23,677	$2.063M	0.0%	$55.95	+25.4%	COM	742718109
—	Fidelity Concord Str T Sp 500	22,947	$1.954M	0.0%	$66.03	—	COM	315911701
—	Cardinal Health, Inc.	19,873	$1.549M	0.0%	$81.17	—	COM	14149y108
TGT	Target Corporation	25,134	$1.314M	0.0%	$47.50	-10.4%	COM	87612E106
IVV	Ishares Core S&P 500 Etf	4,510	$1.098M	0.0%	$229.72	—	COM	464287200
—	Cree, Inc.	43,077	$1.062M	0.0%	$41.64	—	COM	225447101
—	Stericycle, Inc.	13,004	$992K	0.0%	$112.37	—	COM	858912108
JPM	JPMorgan Chase & Co.	10,575	$967K	0.0%	$49.14	+39.5%	COM	46625H100
IWM	Ishares Tr Russell 2000	6,097	$859K	0.0%	$131.03	—	COM	464287655
QCOM	Qualcomm, Inc.	13,828	$764K	0.0%	$47.19	-6.3%	COM	747525103
AGTHX	Growth Fd Amer Inc Com	15,635	$738K	0.0%	$44.98	—	COM	399874106
—	Rydex ETF Trust Gug S&p500 Pu	6,996	$659K	0.0%	$70.33	—	COM	78355W403
—	Whole Foods Market, Inc.	13,353	$562K	0.0%	$46.32	—	COM	966837106
IWF	Ishares Tr Russell 1000 Growth	4,713	$561K	0.0%	$74.92	—	COM	464287614
DODGX	Dodge & Cox Stk Fd Com	2,798	$539K	0.0%	$156.85	—	COM	256219106
IWB	Ishares Tr Russell 1000	3,961	$536K	0.0%	$94.53	—	COM	464287622
CNO	Cno Financial	23,094	$482K	0.0%	$17.03	0.0%	COM	12621E103
WFC	Wells Fargo & Company	6,881	$381K	0.0%	$28.41	+48.5%	COM	949746101
PCAR	Paccar Inc.	5,743	$379K	0.0%	$26.58	+16.3%	COM	693718108
ASPIX	Alger Fds Ii Alger Spctra I	17,775	$348K	0.0%	$15.74	—	COM	015566300
HRL	Hormel Foods Corp.	9,808	$335K	0.0%	$24.88	+11.2%	COM	440452100
—	Advisory Board Company	6,190	$319K	0.0%	$52.31	—	COM	00762W107
IWO	Ishares Tr Russell 2000 Growth	1,769	$299K	0.0%	$151.81	—	COM	464287648
ROP	Roper Technologies, Inc.	1,234	$286K	0.0%	$116.98	+79.9%	COM	776696106
BRK/B	Berkshire Hathaway Inc. Class	1,645	$279K	0.0%	$167.31	-0.6%	COM	084670702
IUSG	Ishares Core US Growth ETF	5,657	$273K	0.0%	$48.26	—	COM	464287671
IWR	iShares Russell Midcap ETF	1,398	$269K	0.0%	$131.12	—	COM	464287499
SYK	Stryker Corp Com	1,900	$264K	0.0%	$88.14	+41.6%	COM	863667101
KO	Coca Cola Co Com	5,786	$260K	0.0%	$29.04	+16.0%	COM	191216100
ORCL	Oracle Corporation	5,000	$251K	0.0%	$36.49	+9.9%	COM	68389X105
TAREX	Third Ave Tr Real Estate Fd	7,009	$231K	0.0%	$31.74	—	COM	884116401
OLGAX	JPMORGAN TR II LARGE CAP GR A	5,680	$217K	0.0%	$35.22	—	COM	4812C0506
RIVRX	RB All Cap Growth Fund Investo	12,495	$203K	0.0%	$14.19	—	COM	46141P305