Ticker	Issuer	Shares	Value	%	Est. Cost	Unrealized	Class	CUSIP
MSFT	Microsoft	874,534	$184M	25.5%	$28.04	+616.1%	Common	594918104
BRK/A	Berkshire Hathaway	361	$116M	16.0%	$167154.83	+83.6%	Common	084670108
BRK/B	Berkshire Hathaway	369,523	$78.69M	10.9%	$127.36	+60.6%	Common	084670702
JNJ	Johnson & Johnson	429,942	$64.01M	8.9%	$61.71	+105.8%	Common	478160104
PG	Procter & Gamble	418,153	$58.12M	8.1%	$58.90	+97.5%	Common	742718109
MCO	Moody's Corp	192,925	$55.92M	7.7%	$55.96	+387.7%	Common	615369105
INTC	Intel Corp	500,968	$25.94M	3.6%	$23.05	+101.9%	Common	458140100
MDT	Medtronic PLC	213,507	$22.19M	3.1%	$68.80	+25.3%	Common	G5960L103
—	Walgreen Boots Alliance	341,871	$12.28M	1.7%	$77.07	—	Common	931427108
APD	Air Products & Chemicals	39,356	$11.72M	1.6%	$127.63	+97.2%	Common	009158106
KO	Coca-Cola Co	215,155	$10.62M	1.5%	$27.85	+46.5%	Common	191216100
UNP	Union Pacific Corp	41,120	$8.095M	1.1%	$94.57	+74.3%	Common	907818108
AAPL	Apple Computer	67,783	$7.85M	1.1%	$84.92	+24.8%	Common	037833100
GOOG	Alphabet Inc Cl C	4,468	$6.566M	0.9%	$52.59	+44.0%	Common	02079K107
MKC	McCormick & Co	27,582	$5.354M	0.7%	$51.17	+71.3%	Common	579780206
MA	Mastercard Inc	14,304	$4.837M	0.7%	$147.90	+113.4%	Common	57636Q104
ABT	Abbott Labs	29,852	$3.249M	0.5%	$29.85	+209.4%	Common	002824100
WU	Western Union	139,393	$2.987M	0.4%	$17.15	—	Common	959802109
HD	Home Depot	10,634	$2.953M	0.4%	$194.99	+21.9%	Common	437076102
MMM	3M Company	17,009	$2.725M	0.4%	$62.65	+76.2%	Common	88579Y101
ADP	Automatic Data	18,789	$2.621M	0.4%	$47.22	+164.7%	Common	053015103
PEP	Pepsico	18,259	$2.531M	0.4%	$59.83	+92.5%	Common	713448108
GOOGL	Alphabet Inc Cl A	1,698	$2.489M	0.3%	$56.75	+33.3%	Common	02079K305
AMZN	Amazon Com Inc.	766	$2.412M	0.3%	$89.23	+76.7%	Common	023135106
ABBV	Abbvie Inc	24,208	$2.12M	0.3%	$27.93	+173.3%	Common	00287Y109
META	Facebook, Inc.	7,552	$1.978M	0.3%	$192.35	+33.1%	Common	30303M102
KMX	Carmax Inc.	20,601	$1.893M	0.3%	$94.07	+6.2%	Common	143130102
—	Jacobs Engineering Gp	17,881	$1.659M	0.2%	$89.82	—	Common	469814107
WAT	Waters Corp.	8,349	$1.634M	0.2%	$135.58	+53.3%	Common	941848103
—	Visa	7,520	$1.504M	0.2%	$143.39	—	Common	92876C839
LBRDK	Liberty Broadband Corp Cl C	9,947	$1.421M	0.2%	$109.04	+18.0%	Common	530307305
FAST	Fastenal Co	27,435	$1.237M	0.2%	$8.18	+145.3%	Common	311900104
DIS	Walt Disney Co	9,295	$1.153M	0.2%	$57.95	+110.7%	Common	254687106
BHC	Bausch Health Cos Inc	73,875	$1.148M	0.2%	$22.90	-24.8%	Common	071734107
XOM	ExxonMobile	32,050	$1.1M	0.2%	$54.07	-40.2%	Common	30231G102
SCHW	The Charles Schwab Corp	27,591	$1M	0.1%	$40.49	-20.0%	Common	808513105
PFE	Pfizer Inc	24,654	$905K	0.1%	$23.44	+15.7%	Common	717081103
—	General Electric	131,696	$820K	0.1%	$23.34	—	Common	369604103
IBM	IBM	6,527	$794K	0.1%	$117.57	-20.2%	Common	459200101
AMGN	Amgen Inc.	2,841	$722K	0.1%	$107.39	+95.1%	Common	031162100
ECL	Ecolab Inc.	3,528	$705K	0.1%	$184.12	+2.4%	Common	278865100
VTI	Vanguard Total Stock Mkt	3,921	$668K	0.1%	$140.53	—	ETF	922908769
CDNA	CareDx Inc.	16,036	$608K	0.1%	$28.46	+18.6%	Common	14167L103
COST	Costco Wholesale Corp	1,662	$590K	0.1%	$180.54	+71.2%	Common	22160K105
TJX	TJX Companies	9,166	$510K	0.1%	$39.91	+25.4%	Common	872540109
EMR	Emerson Elec	7,384	$484K	0.1%	$42.51	+38.3%	Common	291011104
EXPD	Expeditors Intl Wash	4,393	$398K	0.1%	$36.64	+118.3%	Common	302130109
KMB	Kimberly Clark	2,493	$368K	0.1%	$67.39	+83.2%	Common	494368103
HSY	Hershey Foods	2,430	$348K	0.0%	$66.24	+88.5%	Common	427866108
—	Ritchie Bros. Auctioneers	5,460	$324K	0.0%	$33.41	—	Common	767744105
—	Paypal	1,630	$321K	0.0%	$174.23	—	Common	70540Y103
WMT	Wal-Mart Stores, Inc	2,160	$302K	0.0%	$32.44	+27.3%	Common	931142103
SPY	S&P Depository Receipts	851	$285K	0.0%	$253.08	—	ETF	78462F103
GLW	Corning Inc.	8,450	$274K	0.0%	$19.40	+37.4%	Common	219350105
IVV	Ishares S&P500 Index Fd	775	$260K	0.0%	$292.99	—	ETF	464287200
MRK	Merch & Company	2,545	$211K	0.0%	$65.93	0.0%	Common	58933Y105
SHW	Sherwin Williams Co	300	$209K	0.0%	$208.25	0.0%	Common	824348106