Ticker	Issuer	Shares	Value	%	Share Price	Est. Cost/Share	Unrealized @ Report Date	Class	CUSIP
BRK/A	Berkshire Hathaway	423	$127M	19.7%	$301212.77	$167154.83	+80.2%	Common	084670108
MSFT	Microsoft	1,019,092	$120M	18.5%	$117.94 *	$28.04	+295.3%	Common	594918104
BRK/B	Berkshire Hathaway	340,668	$68.44M	10.6%	$200.89	$120.65	+66.5%	Common	084670702
JNJ	Johnson & Johnson	483,981	$67.66M	10.4%	$139.79 *	$61.71	+87.3%	Common	478160104
PG	Procter & Gamble	466,107	$48.5M	7.5%	$104.05 *	$57.68	+52.3%	Common	742718109
MCO	Moody's Corp	211,895	$38.37M	5.9%	$181.09 *	$54.16	+215.8%	Common	615369105
INTC	Intel Corp	589,658	$31.66M	4.9%	$53.70 *	$23.05	+101.8%	Common	458140100
—	Walgreen Boots Alliance	446,199	$28.23M	4.4%	$63.27	$77.07	—	Common	931427108
MDT	Medtronic PLC	235,863	$21.48M	3.3%	$91.08 *	$68.54	+10.9%	Common	G5960L103
KO	Coca-Cola Co	239,464	$11.22M	1.7%	$46.86 *	$27.85	+36.8%	Common	191216100
UNP	Union Pacific Corp	53,708	$8.98M	1.4%	$167.20 *	$90.41	+59.2%	Common	907818108
APD	Air Products & Chemicals	43,165	$8.243M	1.3%	$190.96 *	$118.43	+37.3%	Common	009158106
MA	Mastercard Inc	29,116	$6.855M	1.1%	$235.44 *	$96.13	+135.9%	Common	57636Q104
GOOG	Alphabet Inc Cl C	4,456	$5.228M	0.8%	$1173.25 *	$39.25	+48.3%	Common	02079K107
MKC	McCormick & Co	32,944	$4.962M	0.8%	$150.62 *	$43.24	+52.6%	Common	579780206
MMM	3M Company	21,803	$4.53M	0.7%	$207.77 *	$62.65	+116.6%	Common	88579Y101
WAT	Waters Corp.	14,369	$3.617M	0.6%	$251.72	$134.93	+86.6%	Common	941848103
ADP	Automatic Data	22,164	$3.54M	0.5%	$159.72 *	$46.23	+199.5%	Common	053015103
XOM	ExxonMobile	43,789	$3.538M	0.5%	$80.80 *	$53.95	+9.4%	Common	30231G102
AAPL	Apple Computer	16,692	$3.171M	0.5%	$189.97 *	$20.20	+124.5%	Common	037833100
WU	Western Union	158,518	$2.928M	0.5%	$18.47	$17.15	—	Common	959802109
FAST	Fastenal Co	44,640	$2.871M	0.4%	$64.31 *	$8.18	+65.4%	Common	311900104
TJX	TJX Companies	46,050	$2.45M	0.4%	$53.20 *	$38.96	+24.8%	Common	872540109
ABT	Abbott Labs	30,227	$2.416M	0.4%	$79.93 *	$29.85	+138.1%	Common	002824100
PEP	Pepsico	18,852	$2.31M	0.4%	$122.53 *	$59.18	+68.8%	Common	713448108
BHC	Bausch Health Cos Inc	92,650	$2.288M	0.4%	$24.70	$22.90	+7.9%	Common	071734107
ABBV	Abbvie Inc	24,441	$1.97M	0.3%	$80.60 *	$27.93	+115.6%	Common	00287Y109
—	United Technologies	14,607	$1.883M	0.3%	$128.91	$113.30	—	Common	913017109
—	General Electric	142,525	$1.424M	0.2%	$9.99	$23.34	—	Common	369604103
ECL	Ecolab Inc	6,738	$1.19M	0.2%	$176.61 *	$107.05	+53.6%	Common	278865100
DIS	Walt Disney Co	9,305	$1.033M	0.2%	$111.02 *	$57.95	+84.9%	Common	254687106
BE	Bloom Energy Corp	76,177	$984K	0.2%	$12.92	$12.23	+5.7%	Common	093712107
IBM	IBM	6,954	$981K	0.2%	$141.07 *	$118.11	-14.8%	Common	459200101
EMR	Emerson Elec	10,384	$711K	0.1%	$68.47 *	$42.51	+37.7%	Common	291011104
—	Cerner Corp	10,500	$601K	0.1%	$57.24	$58.51	—	Common	156782104
VTI	Vanguard Total Stock Mkt	3,921	$567K	0.1%	$144.61	$139.51	+3.7%	ETF	922908769
AMGN	Amgen Inc.	2,971	$564K	0.1%	$189.84 *	$107.39	+43.8%	Common	031162100
GOOGL	Alphabet Inc Cl A	476	$560K	0.1%	$1176.47 *	$37.80	+54.5%	Common	02079K305
—	Visa	3,498	$546K	0.1%	$156.09	$91.62	—	Common	92876C839
—	Allergan Plc	3,690	$540K	0.1%	$146.34	$243.09	—	Common	G0177J108
CDNA	CareDx Inc.	16,036	$505K	0.1%	$31.49	$29.13	+8.2%	Common	14167L103
PFE	Pfizer Inc	11,031	$468K	0.1%	$42.43 *	$19.49	+51.4%	Common	717081103
EXPD	Expeditors Intl Wash	5,142	$390K	0.1%	$75.85 *	$36.64	+90.5%	Common	302130109
—	CDK Global Inc	5,750	$338K	0.1%	$58.78	$31.10	—	Common	12508E101
SPY	S&P Depository Receipts	1,101	$311K	0.0%	$282.47	$248.25	+13.8%	ETF	78462F103
KMB	Kimberly Clark	2,493	$309K	0.0%	$123.95 *	$67.39	+45.4%	Common	494368103
COST	Costco Wholesale Corp	1,196	$290K	0.0%	$242.47 *	$154.45	+42.3%	Common	22160K105
GLW	Corning Inc.	8,450	$280K	0.0%	$33.14 *	$18.64	+46.9%	Common	219350105
HSY	Hershey Foods	2,430	$279K	0.0%	$114.81 *	$66.24	+48.3%	Common	427866108
IVV	Ishares S&P500 Index Fd	851	$242K	0.0%	$284.37	$286.82	-0.8%	ETF	464287200
—	Ritchie Bros. Auctioneers	6,685	$227K	0.0%	$33.96	$33.39	—	Common	767744105