Ticker	Issuer	Shares	Value	%	Est. Cost	Unrealized	Class	CUSIP
MSFT	Microsoft	878,789	$179M	26.8%	$28.04	+517.3%	Common	594918104
BRK/A	Berkshire Hathaway	365	$97.56M	14.6%	$167154.83	+63.9%	Common	084670108
BRK/B	Berkshire Hathaway	374,131	$66.79M	10.0%	$127.36	+43.4%	Common	084670702
JNJ	Johnson & Johnson	433,275	$60.93M	9.1%	$61.71	+101.3%	Common	478160104
MCO	Moody's Corp	193,291	$53.1M	8.0%	$55.96	+333.2%	Common	615369105
PG	Procter & Gamble	421,920	$50.45M	7.6%	$58.90	+72.4%	Common	742718109
INTC	Intel Corp	503,317	$30.11M	4.5%	$23.05	+130.8%	Common	458140100
MDT	Medtronic PLC	215,646	$19.77M	3.0%	$68.80	+18.9%	Common	G5960L103
—	Walgreen Boots Alliance	356,953	$15.13M	2.3%	$77.07	—	Common	931427108
KO	Coca-Cola Co	215,179	$9.614M	1.4%	$27.85	+39.0%	Common	191216100
APD	Air Products & Chemicals	39,176	$9.459M	1.4%	$127.63	+55.7%	Common	009158106
UNP	Union Pacific Corp	40,839	$6.905M	1.0%	$94.57	+49.6%	Common	907818108
AAPL	Apple Computer	16,971	$6.191M	0.9%	$21.91	+242.7%	Common	037833100
GOOG	Alphabet Inc Cl C	4,368	$6.175M	0.9%	$52.06	+28.7%	Common	02079K107
MKC	McCormick & Co	26,919	$4.83M	0.7%	$50.27	+46.2%	Common	579780206
MA	Mastercard Inc	14,229	$4.208M	0.6%	$147.90	+84.8%	Common	57636Q104
WU	Western Union	143,973	$3.113M	0.5%	$17.15	—	Common	959802109
MMM	3M Company	18,077	$2.82M	0.4%	$62.65	+63.5%	Common	88579Y101
ADP	Automatic Data	18,659	$2.778M	0.4%	$47.22	+168.9%	Common	053015103
ABT	Abbott Labs	29,852	$2.729M	0.4%	$29.85	+174.5%	Common	002824100
HD	Home Depot	10,634	$2.664M	0.4%	$194.99	+2.4%	Common	437076102
PEP	Pepsico	18,429	$2.437M	0.4%	$59.83	+85.2%	Common	713448108
GOOGL	Alphabet Inc Cl A	1,692	$2.399M	0.4%	$56.75	+17.9%	Common	02079K305
ABBV	Abbvie Inc	24,066	$2.363M	0.4%	$27.93	+152.5%	Common	00287Y109
AMZN	Amazon Com Inc.	758	$2.091M	0.3%	$88.51	+36.5%	Common	023135106
KMX	Carmax Inc.	20,601	$1.845M	0.3%	$94.07	-16.7%	Common	143130102
META	Facebook, Inc.	7,552	$1.715M	0.3%	$192.35	+7.8%	Common	30303M102
—	Jacobs Engineering Gp	17,881	$1.516M	0.2%	$89.82	—	Common	469814107
WAT	Waters Corp.	8,269	$1.492M	0.2%	$135.58	+39.4%	Common	941848103
XOM	ExxonMobile	32,170	$1.439M	0.2%	$54.07	-35.6%	Common	30231G102
—	Visa	7,349	$1.42M	0.2%	$142.07	—	Common	92876C839
BHC	Bausch Health Cos Inc	73,875	$1.351M	0.2%	$22.90	-23.0%	Common	071734107
LBRDK	Liberty Broadband Corp Cl C	9,947	$1.233M	0.2%	$109.04	+7.8%	Common	530307305
FAST	Fastenal Co	27,395	$1.174M	0.2%	$8.18	+102.9%	Common	311900104
DIS	Walt Disney Co	9,295	$1.036M	0.2%	$57.95	+86.1%	Common	254687106
SCHW	The Charles Schwab Corp	27,591	$931K	0.1%	$40.49	-18.1%	Common	808513105
—	General Electric	131,396	$897K	0.1%	$23.34	—	Common	369604103
PFE	Pfizer Inc	24,654	$806K	0.1%	$23.44	+10.9%	Common	717081103
IBM	IBM	6,527	$788K	0.1%	$117.57	-22.3%	Common	459200101
AMGN	Amgen Inc.	2,841	$670K	0.1%	$107.39	+78.5%	Common	031162100
VTI	Vanguard Total Stock Mkt	3,921	$614K	0.1%	$140.53	—	ETF	922908769
CDNA	CareDx Inc.	16,036	$568K	0.1%	$28.46	0.0%	Common	14167L103
ECL	Ecolab Inc.	2,430	$483K	0.1%	$182.16	0.0%	Common	278865100
COST	Costco Wholesale Corp	1,576	$478K	0.1%	$173.53	+60.9%	Common	22160K105
EMR	Emerson Elec	7,384	$458K	0.1%	$42.51	+18.3%	Common	291011104
TJX	TJX Companies	9,030	$457K	0.1%	$39.75	+17.3%	Common	872540109
KMB	Kimberly Clark	2,493	$352K	0.1%	$67.39	+67.2%	Common	494368103
EXPD	Expeditors Intl Wash	4,393	$334K	0.1%	$36.64	+86.4%	Common	302130109
HSY	Hershey Foods	2,430	$315K	0.0%	$66.24	+77.7%	Common	427866108
—	Paypal	1,630	$284K	0.0%	$174.23	—	Common	70540Y103
SPY	S&P Depository Receipts	851	$262K	0.0%	$253.08	—	ETF	78462F103
—	Ritchie Bros. Auctioneers	6,260	$256K	0.0%	$33.41	—	Common	767744105
IVV	Ishares S&P500 Index Fd	775	$240K	0.0%	$292.99	—	ETF	464287200
WMT	Wal-Mart Stores, Inc	1,914	$229K	0.0%	$31.30	+21.6%	Common	931142103
GLW	Corning Inc.	8,450	$219K	0.0%	$19.40	0.0%	Common	219350105
—	Tiffany & Co	1,700	$207K	0.0%	$133.53	—	Common	886547108