Ticker	Issuer	Shares	Value	%	Share Price	Est. Cost/Share	Unrealized @ Report Date	Class	CUSIP
MSFT	Microsoft	851,693	$189M	24.9%	$222.42 *	$28.04	+661.2%	Common	594918104
BRK/A	Berkshire Hathaway	360	$125M	16.5%	$347813.89	$167154.83	+108.1%	Common	084670108
BRK/B	Berkshire Hathaway	364,321	$84.47M	11.1%	$231.87	$127.36	+82.1%	Common	084670702
JNJ	Johnson & Johnson	425,527	$66.97M	8.8%	$157.38 *	$61.71	+121.3%	Common	478160104
PG	Procter & Gamble	419,043	$58.31M	7.7%	$139.14 *	$58.90	+108.4%	Common	742718109
MCO	Moody's Corp	189,164	$54.9M	7.2%	$290.24 *	$55.96	+397.4%	Common	615369105
MDT	Medtronic PLC	215,583	$25.25M	3.3%	$117.14 *	$68.80	+47.7%	Common	G5960L103
INTC	Intel Corp	499,206	$24.87M	3.3%	$49.82 *	$23.05	+95.4%	Common	458140100
—	Walgreen Boots Alliance	314,478	$12.54M	1.7%	$39.88	$77.07	—	Common	931427108
KO	Coca-Cola Co	206,110	$11.3M	1.5%	$54.84 *	$27.85	+69.4%	Common	191216100
APD	Air Products & Chemicals	40,826	$11.15M	1.5%	$273.21 *	$131.95	+82.9%	Common	009158106
AAPL	Apple Computer	68,180	$9.047M	1.2%	$132.69 *	$84.92	+52.1%	Common	037833100
UNP	Union Pacific Corp	41,920	$8.729M	1.1%	$208.23 *	$96.16	+93.6%	Common	907818108
GOOG	Alphabet Inc Cl C	4,724	$8.276M	1.1%	$1751.91 *	$54.28	+60.2%	Common	02079K107
MKC	McCormick & Co	59,369	$5.676M	0.7%	$95.61 *	$69.18	+24.6%	Common	579780206
MA	Mastercard Inc	14,694	$5.245M	0.7%	$356.95 *	$152.56	+127.4%	Common	57636Q104
ABT	Abbott Labs	29,852	$3.268M	0.4%	$109.47 *	$29.85	+235.1%	Common	002824100
ADP	Automatic Data	18,399	$3.242M	0.4%	$176.21 *	$47.22	+236.4%	Common	053015103
WU	Western Union	138,003	$3.028M	0.4%	$21.94	$17.15	—	Common	959802109
GOOGL	Alphabet Inc Cl A	1,698	$2.976M	0.4%	$1752.65 *	$56.75	+53.3%	Common	02079K305
MMM	3M Company	17,009	$2.973M	0.4%	$174.79 *	$62.65	+94.0%	Common	88579Y101
HD	Home Depot	10,674	$2.835M	0.4%	$265.60 *	$194.99	+20.6%	Common	437076102
PEP	Pepsico	18,219	$2.702M	0.4%	$148.31 *	$59.83	+112.5%	Common	713448108
ABBV	Abbvie Inc	24,208	$2.594M	0.3%	$107.15 *	$27.93	+215.7%	Common	00287Y109
AMZN	Amazon Com Inc.	766	$2.495M	0.3%	$3257.18 *	$89.23	+82.5%	Common	023135106
WAT	Waters Corp.	8,539	$2.113M	0.3%	$247.45	$137.60	+79.8%	Common	941848103
META	Facebook, Inc.	7,552	$2.063M	0.3%	$273.17	$192.35	+41.0%	Common	30303M102
—	Jacobs Engineering Gp	17,881	$1.948M	0.3%	$108.94	$89.82	—	Common	469814107
KMX	Carmax Inc.	20,601	$1.946M	0.3%	$94.46	$94.07	+0.4%	Common	143130102
—	Visa	7,770	$1.7M	0.2%	$218.79	$145.82	—	Common	92876C839
DIS	Walt Disney Co	9,295	$1.684M	0.2%	$181.17 *	$57.95	+205.5%	Common	254687106
LBRDK	Liberty Broadband Corp Cl C	9,947	$1.575M	0.2%	$158.34 *	$109.04	+36.0%	Common	530307305
ECL	Ecolab Inc.	6,978	$1.51M	0.2%	$216.39 *	$190.72	+7.4%	Common	278865100
SCHW	The Charles Schwab Corp	27,591	$1.463M	0.2%	$53.02 *	$40.49	+22.7%	Common	808513105
FAST	Fastenal Co	28,840	$1.408M	0.2%	$48.82 *	$8.79	+146.2%	Common	311900104
BHC	Bausch Health Cos Inc	65,525	$1.363M	0.2%	$20.80	$22.90	-9.2%	Common	071734107
XOM	ExxonMobile	29,137	$1.201M	0.2%	$41.22 *	$54.07	-37.7%	Common	30231G102
—	General Electric	107,989	$1.166M	0.2%	$10.80	$23.34	—	Common	369604103
CDNA	CareDx Inc.	16,036	$1.162M	0.2%	$72.46	$28.46	+154.6%	Common	14167L103
PFE	Pfizer Inc	24,754	$911K	0.1%	$36.80 *	$23.44	+23.0%	Common	717081103
IBM	IBM	6,527	$822K	0.1%	$125.94 *	$117.57	-16.8%	Common	459200101
VTI	Vanguard Total Stock Mkt	3,921	$763K	0.1%	$194.59	$139.51	+39.5%	ETF	922908769
ADSK	Autodesk Inc	2,285	$698K	0.1%	$305.47	$263.53	+15.9%	Common	052769106
COST	Costco Wholesale Corp	1,787	$673K	0.1%	$376.61 *	$192.21	+85.5%	Common	22160K105
TJX	TJX Companies	9,218	$629K	0.1%	$68.24 *	$39.91	+58.9%	Common	872540109
EMR	Emerson Elec	7,284	$585K	0.1%	$80.31 *	$42.51	+70.4%	Common	291011104
—	Ritchie Bros. Auctioneers	6,960	$484K	0.1%	$69.54	$41.20	—	Common	767744105
EXPD	Expeditors Intl Wash	4,393	$418K	0.1%	$95.15 *	$36.64	+145.1%	Common	302130109
HSY	Hershey Foods	2,430	$370K	0.0%	$152.26 *	$66.24	+104.2%	Common	427866108
AMGN	Amgen Inc.	1,562	$359K	0.0%	$229.83 *	$107.39	+82.9%	Common	031162100
—	Paypal	1,480	$347K	0.0%	$234.46	$174.23	—	Common	70540Y103
KMB	Kimberly Clark	2,493	$336K	0.0%	$134.78 *	$67.39	+66.6%	Common	494368103
SPY	S&P Depository Receipts	826	$309K	0.0%	$374.09	$248.25	+50.6%	ETF	78462F103
GLW	Corning Inc.	8,450	$304K	0.0%	$35.98 *	$19.40	+61.7%	Common	219350105
WMT	Wal-Mart Stores, Inc	2,037	$294K	0.0%	$144.33 *	$32.44	+38.4%	Common	931142103
SHW	Sherwin Williams Co	400	$294K	0.0%	$735.00 *	$212.86	+10.1%	Common	824348106
IVV	Ishares S&P500 Index Fd	700	$263K	0.0%	$375.71	$287.34	+30.6%	ETF	464287200
DAR	Darling Ingredients Inc	4,070	$235K	0.0%	$57.74	$47.78	+20.7%	Common	237266101
—	Tiffany & Co	1,700	$223K	0.0%	$131.18	$131.18	—	Common	886547108
MRK	Merck & Company	2,545	$208K	0.0%	$81.73 *	$65.93	+1.0%	Common	58933Y105