Boston Research & Management 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

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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 Co	COM	88579Y101	466	4,394	SH		SOLE		0	0	4,394
AMEX Energy Sector SPDR	COM	81369y506	4,445	47,091	SH		SOLE		0	0	47,091
AbbVie Inc.	COM	00287y109	9,658	53,037	SH		SOLE		0	0	53,037
Abbott Laboratories	COM	002824100	7,022	61,784	SH		SOLE		0	0	61,784
Accenture PLC	COM	G1151C101	6,167	17,794	SH		SOLE		0	0	17,794
Agilent Technologies, Inc.	COM	00846u101	267	1,841	SH		SOLE		0	0	1,841
Alphabet, Inc. - Class A	COM	02079k305	8,102	53,681	SH		SOLE		0	0	53,681
Alphabet, Inc. - Class C	COM	02079k107	1,632	10,720	SH		SOLE		0	0	10,720
Amazon.com, Inc.	COM	023135106	6,247	34,637	SH		SOLE		0	0	34,637
Amgen Inc.	COM	031162100	351	1,237	SH		SOLE		0	0	1,237
Apple Inc.	COM	037833100	10,086	58,821	SH		SOLE		0	0	58,821
Automatic Data Processing, Inc	COM	053015103	428	1,715	SH		SOLE		0	0	1,715
Bank of New York Mellon Corp.	COM	064058100	5,442	94,456	SH		SOLE		0	0	94,456
Berkshire Hathaway Inc. Class	COM	084670702	8,452	20,099	SH		SOLE		0	0	20,099
Boeing Co	COM	097023105	250	1,300	SH		SOLE		0	0	1,300
Boston Properties, Inc.	COM	101121101	316	4,850	SH		SOLE		0	0	4,850
Bristol-Myers Squibb Company	COM	110122108	361	6,660	SH		SOLE		0	0	6,660
CVS Health Corp	COM	126650100	5,448	68,308	SH		SOLE		0	0	68,308
Cambridge Heart Inc.	COM	131910101	0	10,200	SH		SOLE		0	0	10,200
Caterpillar	COM	149123101	1,297	3,542	SH		SOLE		0	0	3,542
Chevron Corp	COM	166764100	1,389	8,808	SH		SOLE		0	0	8,808
Cintas Corporation	COM	172908105	3,799	5,530	SH		SOLE		0	0	5,530
Cisco Systems, Inc.	COM	17275r102	7,253	145,339	SH		SOLE		0	0	145,339
Clorox Company	COM	189054109	210	1,375	SH		SOLE		0	0	1,375
Coca-Cola Company	COM	191216100	4,860	79,445	SH		SOLE		0	0	79,445
Colgate-Palmolive Company	COM	194162103	5,736	63,701	SH		SOLE		0	0	63,701
Comcast Corp Cl A Vtg	COM	20030N101	5,491	126,688	SH		SOLE		0	0	126,688
ConocoPhillips	COM	20825C104	3,882	30,506	SH		SOLE		0	0	30,506
Costco Whsl Corp New Com	COM	22160K105	212	290	SH		SOLE		0	0	290
D.R. Horton, Inc.	COM	23331a109	6,698	40,710	SH		SOLE		0	0	40,710
Danaher Corp.	COM	235851102	518	2,078	SH		SOLE		0	0	2,078
Duke Energy Corp.	COM	26441c204	4,371	45,206	SH		SOLE		0	0	45,206
Eli Lilly & Co	COM	532457108	3,448	4,433	SH		SOLE		0	0	4,433
Emerson Electric Co	COM	291011104	578	5,100	SH		SOLE		0	0	5,100
Exxon Mobil Corp.	COM	30231g102	5,832	50,173	SH		SOLE		0	0	50,173
Fastenal Co	COM	311900104	8,198	106,275	SH		SOLE		0	0	106,275
Fortrea Holdings Inc	COM	34965k107	865	21,554	SH		SOLE		0	0	21,554
GE Aerospace	COM	369604301	423	2,413	SH		SOLE		0	0	2,413
General Dynamics Corporation	COM	369550108	217	770	SH		SOLE		0	0	770
General Mills Inc Com	COM	370334104	7,322	104,650	SH		SOLE		0	0	104,650
Genuine Parts	COM	372460105	370	2,390	SH		SOLE		0	0	2,390
HP Inc.	COM	40434l105	262	8,680	SH		SOLE		0	0	8,680
Home Depot, Inc.	COM	437076102	3,377	8,805	SH		SOLE		0	0	8,805
Illinois Tool Works	COM	452308109	692	2,580	SH		SOLE		0	0	2,580
Intel Corp	COM	458140100	5,368	121,549	SH		SOLE		0	0	121,549
Intl Business Machines Corp	COM	459200101	879	4,603	SH		SOLE		0	0	4,603
Invesco QQQ Trust Series 1	COM	46090e103	362	817	SH		SOLE		0	0	817
Invesco S&P 500 Equal Weight	COM	46137V357	387	2,285	SH		SOLE		0	0	2,285
J.P. Morgan Chase & Co.	COM	46625h100	7,549	37,689	SH		SOLE		0	0	37,689
Johnson & Johnson	COM	478160104	1,536	9,711	SH		SOLE		0	0	9,711
Kimberly-Clark Corp	COM	494368103	399	3,085	SH		SOLE		0	0	3,085
Laboratory CP Amer Hldgs	COM	50540R409	5,345	24,467	SH		SOLE		0	0	24,467
Linde PLC	COM	g54950103	7,742	16,675	SH		SOLE		0	0	16,675
Lockheed Martin Corp	COM	539830109	4,974	10,935	SH		SOLE		0	0	10,935
Lowe's Companies	COM	548661107	249	980	SH		SOLE		0	0	980
Magna International, Inc. Cl A	COM	559222401	3,051	56,015	SH		SOLE		0	0	56,015
Marsh & McLennan Companies, In	COM	571748102	539	2,620	SH		SOLE		0	0	2,620
Masco Corp	COM	574599106	315	4,000	SH		SOLE		0	0	4,000
Mastercard, Inc.	COM	57636q104	10,507	21,820	SH		SOLE		0	0	21,820
McDonald's Corp	COM	580135101	6,864	24,347	SH		SOLE		0	0	24,347
Medtronic Plc	COM	G5960L103	4,174	47,900	SH		SOLE		0	0	47,900
Merck & Co. Inc.	COM	58933Y105	8,118	61,525	SH		SOLE		0	0	61,525
Microsoft Corp	COM	594918104	18,299	43,496	SH		SOLE		0	0	43,496
Nextera Energy Inc.	COM	65339F101	4,509	70,554	SH		SOLE		0	0	70,554
Nucor Corporation	COM	670346105	383	1,936	SH		SOLE		0	0	1,936
Nvidia	COM	67066G104	1,057	1,170	SH		SOLE		0	0	1,170
Old Dominion Freight Line	COM	679580100	214	980	SH		SOLE		0	0	980
Omnicom Group Inc Com	COM	681919106	4,839	50,013	SH		SOLE		0	0	50,013
Oracle Corp.	COM	68389X105	1,296	10,319	SH		SOLE		0	0	10,319
PPG Industries	COM	693506107	536	3,700	SH		SOLE		0	0	3,700
Paychex, Inc.	COM	704326107	935	7,615	SH		SOLE		0	0	7,615
Pepsi Co Inc	COM	713448108	5,556	31,747	SH		SOLE		0	0	31,747
Pfizer Inc.	COM	717081103	465	16,763	SH		SOLE		0	0	16,763
Procter & Gamble Co	COM	742718109	7,101	43,771	SH		SOLE		0	0	43,771
Qorvo Inc.	COM	74736K101	4,214	36,700	SH		SOLE		0	0	36,700
Qualcomm, Inc.	COM	747525103	511	3,020	SH		SOLE		0	0	3,020
SPDR DJIA ETF Trust	COM	78467X109	1,336	3,360	SH		SOLE		0	0	3,360
SPDR S&P 500 ETF	COM	78462F103	3,665	7,008	SH		SOLE		0	0	7,008
Snap-On Inc.	COM	833034101	5,391	18,200	SH		SOLE		0	0	18,200
Southern Co	COM	842587107	337	4,710	SH		SOLE		0	0	4,710
Stryker Corp	COM	863667101	1,558	4,354	SH		SOLE		0	0	4,354
Sysco Corp	COM	871829107	4,847	59,715	SH		SOLE		0	0	59,715
Thermo Fisher Scientific	COM	883556102	5,218	8,979	SH		SOLE		0	0	8,979
Tractor Supply Co	COM	892356106	9,844	37,613	SH		SOLE		0	0	37,613
US Bancorp	COM	902973304	3,944	88,241	SH		SOLE		0	0	88,241
United Parcel Services	COM	911312106	5,374	36,161	SH		SOLE		0	0	36,161
UnitedHealth Group Inc	COM	91324P102	366	740	SH		SOLE		0	0	740
VanEck Vectors Biotech ETF	COM	92189F726	2,115	12,721	SH		SOLE		0	0	12,721
Vanguard Developed Markets ETF	COM	921943858	1,103	21,999	SH		SOLE		0	0	21,999
Vanguard Emerging Markets ETF	COM	922042858	674	16,147	SH		SOLE		0	0	16,147
Vanguard FTSE All-World Ex-US	COM	922042775	1,243	21,199	SH		SOLE		0	0	21,199
Vanguard Small-Cap ETF	COM	922908751	2,488	10,886	SH		SOLE		0	0	10,886
Vanguard Total Stock Market ET	COM	922908769	3,217	12,380	SH		SOLE		0	0	12,380
Verizon Communications	COM	92343v104	4,149	98,896	SH		SOLE		0	0	98,896
Wal-Mart Stores	COM	931142103	8,460	140,603	SH		SOLE		0	0	140,603
Walt Disney Co.	COM	254687106	5,602	45,789	SH		SOLE		0	0	45,789
Waste Management, Inc.	COM	94106l109	658	3,090	SH		SOLE		0	0	3,090
Worthington Enterprises, Inc.	COM	981811102	217	3,500	SH		SOLE		0	0	3,500
Xylem Inc.	COM	98419m100	8,483	65,642	SH		SOLE		0	0	65,642
Yum! Brands Inc.	COM	988498101	598	4,320	SH		SOLE		0	0	4,320
iShares Comex Gold Trust	COM	464285204	2,210	52,623	SH		SOLE		0	0	52,623
iShares Core MSCI EAFE ETF	COM	46432f842	4,851	65,369	SH		SOLE		0	0	65,369
iShares Core MSCI Emerging Mkt	COM	46434g103	5,219	101,150	SH		SOLE		0	0	101,150
iShares Core S&P 500 ETF	COM	464287200	17,214	32,744	SH		SOLE		0	0	32,744
iShares Core S&P Midcap ETF	COM	464287507	3,006	49,501	SH		SOLE		0	0	49,501
iShares Core S&P SmallCap ETF	COM	464287804	8,062	72,946	SH		SOLE		0	0	72,946
iShares Nasdaq Biotechnology I	COM	464287556	2,029	14,787	SH		SOLE		0	0	14,787
iShares Russell 1000 Growth In	COM	464287614	260	772	SH		SOLE		0	0	772
iShares Russell 1000 Index Fun	COM	464287622	221	768	SH		SOLE		0	0	768
iShares Russell 2000 Index Fun	COM	464287655	4,424	21,041	SH		SOLE		0	0	21,041
iShares S&P Global Tech Sector	COM	464287291	269	3,600	SH		SOLE		0	0	3,600
iShares S&P Growth Allocation	COM	464289867	491	8,827	SH		SOLE		0	0	8,827
iShares Core Total US Bond Mar	COM	464287226	377	3,857	SH		SOLE		0	0	3,857
iShares US Preferred Stock	COM	464288687	545	16,939	SH		SOLE		0	0	16,939
VaneckVectors HY Muni ETF	COM	92189h409	1,176	22,512	SH		SOLE		0	0	22,512
iShares iBoxx High Yield Corp	COM	464288513	2,622	33,741	SH		SOLE		0	0	33,741