S&co 13F-HR Quarterly holdings report by institutional manager

The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE

OMB APPROVAL

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COLUMN 1	COLUMN 2	COLUMN 3	COLUMN 4	COLUMN 5			COLUMN 6	COLUMN 7	COLUMN 8
			VALUE	SHRS OR	SH/	PUT/	INVESTMENT	OTHER	VOTING AUTHORITY
NAME OF ISSUER	TITLE OF CLASS	CUSIP	(x$1000)	PRN AMT	PRN	CALL	DISCRETION	MANAGER	SOLE	SHARED	NONE
3M COMPANY COM	COM	88579y101	7,630	55,895	SH		SOLE		55,895	0	0
ABBOTT LABS	COM	002824100	22,109	280,176	SH		SOLE		280,176	0	0
ADOBE INC	COM	00724f101	1,311	4,118	SH		SOLE		4,118	0	0
AFLAC INC COM	COM	001055102	3,152	92,070	SH		SOLE		92,070	0	0
AGCO CORP COM	COM	001084102	1,179	24,959	SH		SOLE		24,959	0	0
AIR PRODUCTS & CHEMICALS INC C	COM	009158106	18,830	94,332	SH		SOLE		94,332	0	0
AKAMAI TECHNOLOGIES	COM	00971t101	808	8,827	SH		SOLE		8,827	0	0
ALAMBIC INC	COM	012996849	11	10,849	SH		SOLE		10,849	0	0
ALCOA INC	COM	013872106	105	17,068	SH		SOLE		17,068	0	0
ALKERMES PLC	COM	g01767105	522	36,200	SH		SOLE		36,200	0	0
ALPHABET INC CAP STK CL A	COM	02079K305	7,818	6,728	SH		SOLE		6,728	0	0
ALPHABET INC CAP STK CL C	COM	02079K107	9,958	8,564	SH		SOLE		8,564	0	0
AMAZON.COM INC	COM	023135106	2,410	1,236	SH		SOLE		1,236	0	0
AMERICAN EXPRESS CO COM	COM	025816109	505	5,900	SH		SOLE		5,900	0	0
ANALOG DEVICES INC COM	COM	032654105	448	5,000	SH		SOLE		5,000	0	0
APPLE INC	COM	037833100	25,497	100,266	SH		SOLE		100,266	0	0
AT&T INC	COM	00206R102	3,892	133,532	SH		SOLE		133,532	0	0
ATHENE HOLDING LTD. CLASS A	COM	G0684d107	2,198	88,545	SH		SOLE		88,545	0	0
AUTOMATIC DATA PROCESSING INC	COM	053015103	31,081	227,402	SH		SOLE		227,402	0	0
AXALTA COATING SYSTEMS LTD SH	COM	g0750c108	903	52,305	SH		SOLE		52,305	0	0
BANK OF AMERICA CORP	COM	060505104	3,038	143,114	SH		SOLE		143,114	0	0
BAXTER INTERNATIONAL INC	COM	071813109	313	3,855	SH		SOLE		3,855	0	0
BERKSHIRE HATHAWAY INC CL B (N	COM	084670702	35,562	194,506	SH		SOLE		194,506	0	0
BIO-TECHNE CORPORATION	COM	09073m104	1,253	6,610	SH		SOLE		6,610	0	0
BOEING CO COM	COM	097023105	301	2,020	SH		SOLE		2,020	0	0
BOOZ ALLEN HAMILTON HLDG CORP	COM	099502106	632	9,205	SH		SOLE		9,205	0	0
BOSTON SCIENTIFIC CORP	COM	101137107	5,810	178,067	SH		SOLE		178,067	0	0
BRISTOL MYERS SQUIBB	COM	110122108	22,865	410,214	SH		SOLE		410,214	0	0
CABOT OIL & GAS CORP	COM	127097103	384	22,340	SH		SOLE		22,340	0	0
CAMBRIDGE BANCORP COM	COM	132152109	413	7,950	SH		SOLE		7,950	0	0
CAMECO CORP COM	COM	13321l108	4,766	623,854	SH		SOLE		623,854	0	0
CATERPILLAR INC COM	COM	149123101	15,232	131,269	SH		SOLE		131,269	0	0
CDK GLOBAL INC	COM	12508e101	881	26,827	SH		SOLE		26,827	0	0
CENTRAL SECURITIES CORP	COM	155123102	621	24,051	SH		SOLE		24,051	0	0
CERNER CORP	COM	156782104	3,211	50,974	SH		SOLE		50,974	0	0
CHARTER COMMUNICATIONS INC	COM	16119P108	8,337	19,107	SH		SOLE		19,107	0	0
CHEVRON CORP NEW COM	COM	166764100	3,885	53,616	SH		SOLE		53,616	0	0
CHUBB LIMITED	COM	h1467j104	2,343	20,975	SH		SOLE		20,975	0	0
CHURCH AND DWIGHT INC	COM	171340102	46,094	718,198	SH		SOLE		718,198	0	0
CINTAS CORP COM	COM	172908105	312	1,800	SH		SOLE		1,800	0	0
CISCO SYSTEMS INC COM	COM	17275r102	8,332	211,950	SH		SOLE		211,950	0	0
CITIGROUP INC COM NEW	COM	172967424	3,201	76,003	SH		SOLE		76,003	0	0
CLOUDERA, INC.	COM	18914u100	1,510	191,847	SH		SOLE		191,847	0	0
COCA-COLA CO COM	COM	191216100	371	8,387	SH		SOLE		8,387	0	0
COGNIZANT TECHNOLOGY SOLUTIONS	COM	192446102	1,233	26,540	SH		SOLE		26,540	0	0
CONVERGENT DENTAL INC	COM	212991129	2,400	464,993	SH		SOLE		464,993	0	0
COSTCO WHOLESALE CORP	COM	22160K105	854	2,995	SH		SOLE		2,995	0	0
CURTISS WRIGHT CORP	COM	231561101	219	2,372	SH		SOLE		2,372	0	0
CVS HEALTH CORP COM	COM	126650100	424	7,153	SH		SOLE		7,153	0	0
DANAHER CORP COM	COM	235851102	891	6,440	SH		SOLE		6,440	0	0
DENTSPLY SIRONA INC COM	COM	24906p109	2,195	56,534	SH		SOLE		56,534	0	0
EATON CORP PLC	COM	g29183103	497	6,400	SH		SOLE		6,400	0	0
EATON VANCE CORP NON-VOTING CO	COM	278265103	918	28,465	SH		SOLE		28,465	0	0
ECOLAB INC	COM	278865100	37,119	238,199	SH		SOLE		238,199	0	0
EDWARDS LIFESCIENCES CORP	COM	28176e108	792	4,200	SH		SOLE		4,200	0	0
EISAI CO, SPONSORED ADR	COM	282579309	1,029	14,000	SH		SOLE		14,000	0	0
ELI LILLY & CO COM	COM	532457108	1,248	8,995	SH		SOLE		8,995	0	0
ENTERGY CORP (NEW) COM	COM	29364g103	810	8,616	SH		SOLE		8,616	0	0
EXPEDIA GROUP INC COM	COM	30212p303	998	17,733	SH		SOLE		17,733	0	0
EXXON MOBIL CORP COM	COM	30231g102	8,640	227,538	SH		SOLE		227,538	0	0
FACEBOOK INC CL A	COM	30303M102	3,041	18,234	SH		SOLE		18,234	0	0
FIRST REP BK SAN FRANCISCO CAL	COM	33616C100	476	5,790	SH		SOLE		5,790	0	0
FIRST SOLAR, INC.	COM	336433107	480	13,311	SH		SOLE		13,311	0	0
FMC CORP COM (NEW)	COM	302491303	2,510	30,732	SH		SOLE		30,732	0	0
FRANKLIN RESOURCES INC	COM	354613101	1,408	84,362	SH		SOLE		84,362	0	0
GCI LIBERTY INC CL A	COM	36164V305	12,351	216,802	SH		SOLE		216,802	0	0
GENERAL ELEC CO	COM	369604103	3,091	389,303	SH		SOLE		389,303	0	0
GENERAL MILLS INC COM	COM	370334104	2,294	43,480	SH		SOLE		43,480	0	0
GILEAD SCIENCES INC	COM	375558103	534	7,140	SH		SOLE		7,140	0	0
GLOBAL PAYMENTS INC.	COM	37940x102	774	5,363	SH		SOLE		5,363	0	0
H B FULLER CO COM	COM	359694106	7,301	261,398	SH		SOLE		261,398	0	0
HARSCO CORP	COM	415864107	84	12,120	SH		SOLE		12,120	0	0
HOME DEPOT INC COM	COM	437076102	3,379	18,100	SH		SOLE		18,100	0	0
ILLINOIS TOOL WORKS INC COM	COM	452308109	654	4,600	SH		SOLE		4,600	0	0
INTEL CORP	COM	458140100	7,398	136,703	SH		SOLE		136,703	0	0
INTERNATIONAL BUSINESS MACHINE	COM	459200101	1,617	14,579	SH		SOLE		14,579	0	0
INTERNATIONAL PAPER CO COM	COM	460146103	218	7,000	SH		SOLE		7,000	0	0
IQVIA HOLDINGS INC	COM	46266c105	324	3,000	SH		SOLE		3,000	0	0
ISHARES FTSE BRIC INDEX ETF	COM	464286657	1,078	30,265	SH		SOLE		30,265	0	0
ISHARES FTSE/XINHUA CHINA 25 I	COM	464287184	364	9,700	SH		SOLE		9,700	0	0
ISHARES GOLD TRUST	COM	464285105	518	34,370	SH		SOLE		34,370	0	0
ISHARES MSCI EAFE INDEX ETF	COM	464287465	267	5,000	SH		SOLE		5,000	0	0
ISHARES MSCI EMERGING MKT INDE	COM	464287234	391	11,467	SH		SOLE		11,467	0	0
ISHARES MSCI JAPAN SMALL CAP E	COM	464286582	885	15,000	SH		SOLE		15,000	0	0
ISHARES RUSSELL 1000 GROWTH IN	COM	464287614	828	5,499	SH		SOLE		5,499	0	0
ISHARES RUSSELL 1000 VALUE IND	COM	464287598	501	5,050	SH		SOLE		5,050	0	0
ISHARES RUSSELL 2000 GROWTH IN	COM	464287648	210	1,329	SH		SOLE		1,329	0	0
ISHARES RUSSELL MIDCAP INDEX E	COM	464287499	322	7,456	SH		SOLE		7,456	0	0
ISHARES S&P 500 VALUE INDEX ET	COM	464287408	419	4,350	SH		SOLE		4,350	0	0
ISHARES S&P 500/BARRA GROWTH I	COM	464287309	1,560	9,449	SH		SOLE		9,449	0	0
JOHNSON & JOHNSON	COM	478160104	26,962	205,614	SH		SOLE		205,614	0	0
JPMORGAN CHASE & CO	COM	46625H100	2,130	23,655	SH		SOLE		23,655	0	0
KEMPER CORP	COM	488401100	1,671	22,474	SH		SOLE		22,474	0	0
KIMBERLY-CLARK CORP COM	COM	494368103	3,557	27,817	SH		SOLE		27,817	0	0
LIBERTY BRAVES GROUP-C	COM	531229888	407	21,369	SH		SOLE		21,369	0	0
LIBERTY BROADBAND SER C	COM	530307305	21,176	191,254	SH		SOLE		191,254	0	0
LIBERTY BROADBAND-A	COM	530307107	9,700	90,650	SH		SOLE		90,650	0	0
LIBERTY FORMULA ONE SER C	COM	531229854	3,351	123,053	SH		SOLE		123,053	0	0
LIBERTY GLOBAL PLC CL A	COM	G5480U104	3,076	186,327	SH		SOLE		186,327	0	0
LIBERTY GLOBAL PLC- C	COM	G5480U120	7,099	451,860	SH		SOLE		451,860	0	0
LIBERTY LATIN AMERICA LTD	COM	g9001e128	1,177	114,718	SH		SOLE		114,718	0	0
LIBERTY LATIN AMERICA LTD CL A	COM	G9001E102	14,423	1,370,964	SH		SOLE		1,370,964	0	0
LIBERTY MEDIA CORP. SERIES C S	COM	531229607	16,335	516,590	SH		SOLE		516,590	0	0
LIBERTY MEDIA SERIES A FORMULA	COM	531229870	1,226	47,498	SH		SOLE		47,498	0	0
LIBERTY SIRIUSXM GROUP	COM	531229409	5,801	183,058	SH		SOLE		183,058	0	0
LINDE PLC	COM	G5494J103	4,321	24,977	SH		SOLE		24,977	0	0
LIONS GATE ENTERTAINMENT CORP	COM	535919500	3,987	714,540	SH		SOLE		714,540	0	0
LIVENT CORP.	COM	53814L108	284	54,051	SH		SOLE		54,051	0	0
LKQ CORP COM	COM	501889208	267	13,000	SH		SOLE		13,000	0	0
LOWE'S COMPANIES, INC	COM	548661107	598	6,946	SH		SOLE		6,946	0	0
LYONDELLBASELL INDUSTRIES NV C	COM	n53745100	496	10,000	SH		SOLE		10,000	0	0
MASTERCARD INC CL A	COM	57636q104	286	1,184	SH		SOLE		1,184	0	0
MCDONALD'S CORP COM	COM	580135101	1,344	8,127	SH		SOLE		8,127	0	0
MEDTRONIC PLC	COM	g5960l103	18,062	200,285	SH		SOLE		200,285	0	0
MERCK & CO INC	COM	58933y105	29,677	385,712	SH		SOLE		385,712	0	0
MICROSOFT CORP	COM	594918104	20,491	129,928	SH		SOLE		129,928	0	0
MOSAIC CO	COM	61945C103	12,795	1,182,572	SH		SOLE		1,182,572	0	0
MRC GLOBAL INC	COM	55345k103	141	33,025	SH		SOLE		33,025	0	0
NEWELL BRANDS INC	COM	651229106	505	38,000	SH		SOLE		38,000	0	0
NUTRIEN LTD	COM	67077m108	611	18,000	SH		SOLE		18,000	0	0
OKTA, INC.	COM	679295105	2,815	23,025	SH		SOLE		23,025	0	0
PALO ALTO NETWORKS INC	COM	697435105	1,233	7,519	SH		SOLE		7,519	0	0
PARSLEY ENERGY INC CL A	COM	701877102	2,443	426,319	SH		SOLE		426,319	0	0
PAYPAL HLDGS INC COM	COM	70450Y103	1,165	12,172	SH		SOLE		12,172	0	0
PEPSICO INC	COM	713448108	14,357	119,546	SH		SOLE		119,546	0	0
PFIZER INC	COM	717081103	945	28,941	SH		SOLE		28,941	0	0
PIONEER NATURAL RESOURCES CO	COM	723787107	11,285	160,865	SH		SOLE		160,865	0	0
PNC FINANCIAL SERVICES GROUP I	COM	693475105	249	2,600	SH		SOLE		2,600	0	0
PROCTER & GAMBLE CO	COM	742718109	1,863	16,939	SH		SOLE		16,939	0	0
PURE STORAGE, INC.	COM	74624m102	2,898	235,633	SH		SOLE		235,633	0	0
QURATE RETAIL INC	COM	74915M100	1,073	175,745	SH		SOLE		175,745	0	0
REDFIN CORP.	COM	75737f108	225	14,612	SH		SOLE		14,612	0	0
ROCHE HOLDING LTD SPONSORED AD	COM	771195104	1,866	46,000	SH		SOLE		46,000	0	0
ROLLINS INC COM	COM	775711104	4,140	114,545	SH		SOLE		114,545	0	0
SALESFORCE COM INC	COM	79466L302	515	3,578	SH		SOLE		3,578	0	0
SCHLUMBERGER LTD NV COM	COM	806857108	219	16,210	SH		SOLE		16,210	0	0
SIEMENS GAMESA RENEWABLE ENERG	COM	82621P101	45	15,000	SH		SOLE		15,000	0	0
SONY CORPORATION Sponsored ADR	COM	835699307	651	11,000	SH		SOLE		11,000	0	0
SPDR GOLD TRUST	COM	78463v107	5,017	33,890	SH		SOLE		33,890	0	0
STARBUCKS CORP COM	COM	855244109	243	3,700	SH		SOLE		3,700	0	0
STERICYCLE INC	COM	858912108	1,884	38,774	SH		SOLE		38,774	0	0
STRYKER CORP.	COM	863667101	2,588	15,545	SH		SOLE		15,545	0	0
SVB FINL GROUP	COM	78486Q101	299	1,980	SH		SOLE		1,980	0	0
TE CONNECTIVITY LTD	COM	h84989104	1,416	22,483	SH		SOLE		22,483	0	0
THERMO FISHER SCIENTIFIC INC	COM	883556102	13,632	48,069	SH		SOLE		48,069	0	0
TJX COS INC NEW COM	COM	872540109	805	16,840	SH		SOLE		16,840	0	0
TRANE TECHNOLOGIES PLC	COM	g8994e103	340	4,120	SH		SOLE		4,120	0	0
TRUIST FINANCIAL CORP	COM	89832q109	516	16,742	SH		SOLE		16,742	0	0
UNION PACIFIC CORP	COM	907818108	9,484	67,245	SH		SOLE		67,245	0	0
UNITED PARCEL SERVICE-CL B	COM	911312106	399	4,270	SH		SOLE		4,270	0	0
UNITED TECHNOLOGIES CORP COM	COM	913017109	404	4,280	SH		SOLE		4,280	0	0
VANECK VECTORS GOLD MINERS ETF	COM	92189f106	1,935	83,971	SH		SOLE		83,971	0	0
VANGUARD DIVIDEND APPRECIATION	COM	921908844	2,509	24,271	SH		SOLE		24,271	0	0
VANGUARD FTSE ALL-WORLD EX-US	COM	922042775	1,867	45,510	SH		SOLE		45,510	0	0
VANGUARD FTSE DEVELOPED ETF	COM	921943858	205	6,150	SH		SOLE		6,150	0	0
VANGUARD FTSE EMERGING MARKET	COM	922042858	1,573	46,890	SH		SOLE		46,890	0	0
VANGUARD MSCI EUROPEAN INDEX E	COM	922042874	1,731	40,000	SH		SOLE		40,000	0	0
VANGUARD TOTAL STOCK MKT ETF	COM	922908769	382	2,962	SH		SOLE		2,962	0	0
VESTAS WIND SYSTEM A/S UnSPONS	COM	925458101	490	18,100	SH		SOLE		18,100	0	0
VISA INC COM CL A	COM	92826C839	799	4,957	SH		SOLE		4,957	0	0
WALMART STORES INC COM	COM	931142103	227	2,000	SH		SOLE		2,000	0	0
WALT DISNEY COMPANY	COM	254687106	832	8,617	SH		SOLE		8,617	0	0
WATERS CORP COM	COM	941848103	1,676	9,209	SH		SOLE		9,209	0	0
WEC ENERGY GROUP INC COM	COM	92939u106	3,946	44,772	SH		SOLE		44,772	0	0
WELLS FARGO & CO	COM	949746101	3,183	110,893	SH		SOLE		110,893	0	0
WISDOMTREE JAPAN HEDGED EQUITY	COM	97717w851	843	20,000	SH		SOLE		20,000	0	0
WORKDAY INC A	COM	98138h101	2,138	16,417	SH		SOLE		16,417	0	0
ZOETIS INC COM USD0.01 CL A	COM	98978V103	1,677	14,247	SH		SOLE		14,247	0	0