Canton Hathaway 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

OMB Number:		3235-0006
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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	8	40	SH		SOLE		0	0	40
AbbVie Inc	COM	00287Y109	10	130	SH		SOLE		0	0	130
Accenture PLC A	COM	G1151C101	61	352	SH		SOLE		0	0	352
Adobe Systems Inc	COM	00724F101	35	135	SH		SOLE		0	0	135
Advanced Micro Devices Inc	COM	007903107	22	870	SH		SOLE		0	0	870
Air Products & Chemicals Inc	COM	009158106	381	2,000	SH		SOLE		0	0	2,000
Alarm Com Hldgs Inc	COM	011642105	12	198	SH		SOLE		0	0	198
Alibaba Group Holding Ltd ADR	ADR	01609W102	10	55	SH		SOLE		0	0	55
AllianceBernstein Holding LP	LP UNIT	01881G106	317	11,000	SH		SOLE		0	0	11,000
Alphabet Inc	COM	02079K107	2,218	1,891	SH		SOLE		0	0	1,891
Alphabet Inc	COM	02079K305	511	435	SH		SOLE		0	0	435
ALPS Dividend Dogs ETF	ETF	00162Q858	334	7,800	SH		SOLE		0	0	7,800
Amazon.Com Inc	COM	023135106	1,823	1,024	SH		SOLE		0	0	1,024
American Express Co	COM	025816109	349	3,200	SH		SOLE		0	0	3,200
American Shared Hospital Svcs	COM	029595105	446	160,559	SH		SOLE		0	0	160,559
American Tower Corp	COM	03027X100	26	135	SH		SOLE		0	0	135
American Wtr Wks Co Inc	COM	030420103	104	1,000	SH		SOLE		0	0	1,000
Ameriprise Financial Inc	COM	03076C106	36	287	SH		SOLE		0	0	287
Amgen Inc	COM	031162100	2,164	11,394	SH		SOLE		0	0	11,394
Andeavor Logistics Lp	LP UNIT	03350F106	44	1,250	SH		SOLE		0	0	1,250
Aon Plc Com Usd	ADR	G0408V102	25	150	SH		SOLE		0	0	150
Apple Inc	COM	037833100	2,536	13,356	SH		SOLE		0	0	13,356
Ares Capital Corp	COM	04010L103	386	22,540	SH		SOLE		0	0	22,540
At&T Inc	COM	00206R102	156	5,000	SH		SOLE		0	0	5,000
Aurora Cannabis Inc	COM	05156X108	53	5,900	SH		SOLE		0	0	5,900
Automatic Data Processing Inc	COM	053015103	12	80	SH		SOLE		0	0	80
Avalara Inc	COM	05338G106	131	2,359	SH		SOLE		0	0	2,359
Bank New York Mellon Corp	COM	064058100	103	2,050	SH		SOLE		0	0	2,050
Bank of America Corporation	COM	060505104	72	2,633	SH		SOLE		0	0	2,633
Barclays Bank Plc Ipath Bloomberg Copper	ETF	06739F101	155	4,800	SH		SOLE		0	0	4,800
Bb & T Corp	COM	054937107	27	600	SH		SOLE		0	0	600
Becton Dickinson and Co	COM	075887109	9	40	SH		SOLE		0	0	40
Berkshire Hathaway Inc A	COM	084670108	99,702	331	SH		SOLE		0	0	331
Berkshire Hathaway Inc B	COM	084670702	1,953	9,723	SH		SOLE		0	0	9,723
Bhp Billiton Ltd Adr	ADR	088606108	27	500	SH		SOLE		0	0	500
Biogen Inc	COM	09062X103	14	60	SH		SOLE		0	0	60
Blackrock Inc	COM	09247X101	546	1,278	SH		SOLE		0	0	1,278
Blackstone Group Lp	LP UNIT	09253U108	514	14,700	SH		SOLE		0	0	14,700
Boeing Co	COM	097023105	19	50	SH		SOLE		0	0	50
Booking Hldgs Inc	COM	09857L108	26	15	SH		SOLE		0	0	15
Bristol Myers Squibb	COM	110122108	23	500	SH		SOLE		0	0	500
Broadcom Inc	COM	11135F101	481	1,600	SH		SOLE		0	0	1,600
Brookline Bancorp Inc	COM	11373M107	5,438	377,652	SH		SOLE		0	0	377,652
Cantel Medical Corp	COM	138098108	267	4,000	SH		SOLE		0	0	4,000
Carnival Corp	COM	143658300	6	122	SH		SOLE		0	0	122
Chevron Corp	COM	166764100	218	1,770	SH		SOLE		0	0	1,770
Chubb Ltd	COM	H1467J104	24	173	SH		SOLE		0	0	173
Ciena Corp	COM	171779309	927	24,845	SH		SOLE		0	0	24,845
Cisco Sys Inc	COM	17275R102	2,034	37,687	SH		SOLE		0	0	37,687
Citigroup Inc	COM	172967424	640	10,300	SH		SOLE		0	0	10,300
Citrix Sys Inc	COM	177376100	1,497	15,025	SH		SOLE		0	0	15,025
Coca-Cola Co	COM	191216100	24	515	SH		SOLE		0	0	515
Colony Cr Real Estate Inc Com Cl A	COM	19625T101	85	5,482	SH		SOLE		0	0	5,482
Comcast Corp	COM	20030N101	966	24,170	SH		SOLE		0	0	24,170
Conocophillips Com	COM	20825C104	300	4,500	SH		SOLE		0	0	4,500
Corindus Vascular Robotics Inc	COM	218730109	63	36,750	SH		SOLE		0	0	36,750
Corning Inc	COM	219350105	811	24,510	SH		SOLE		0	0	24,510
Costco Wholesale Corp	COM	22160K105	24	100	SH		SOLE		0	0	100
Crane Co	COM	224399105	19	231	SH		SOLE		0	0	231
Crown Castle International Corp	COM	22822V101	475	3,715	SH		SOLE		0	0	3,715
Cvs Health Corp	COM	126650100	481	8,931	SH		SOLE		0	0	8,931
Danaher Corp	COM	235851102	1,701	12,886	SH		SOLE		0	0	12,886
DexCom Inc	COM	252131107	41	348	SH		SOLE		0	0	348
Diageo PLC	COM	25243Q205	36	225	SH		SOLE		0	0	225
Disney Walt Co	COM	254687106	675	6,083	SH		SOLE		0	0	6,083
Dominion Energy Inc	COM	25746U109	61	800	SH		SOLE		0	0	800
Dowdupont Inc	COM	26078J100	11	225	SH		SOLE		0	0	225
Duke Energy Corp	COM	26441C204	25	287	SH		SOLE		0	0	287
Eaton Corp PLC	COM	G29183103	402	5,000	SH		SOLE		0	0	5,000
Ebay Inc	COM	278642103	17	475	SH		SOLE		0	0	475
Ecolab Inc	COM	278865100	18	105	SH		SOLE		0	0	105
Edwards Lifesciences Corp	COM	28176E108	76	400	SH		SOLE		0	0	400
Energy Transfer Equity LP	LP UNIT	29273V100	262	17,080	SH		SOLE		0	0	17,080
Enterprise Prods Partners Lp	LP UNIT	293792107	2,193	75,395	SH		SOLE		0	0	75,395
Eog Resources Inc	COM	26875P101	799	8,400	SH		SOLE		0	0	8,400
EQT Corp	COM	26884L109	33	1,605	SH		SOLE		0	0	1,605
EQUITRANS MIDSTREAM CORP	COM	294600101	27	1,284	SH		SOLE		0	0	1,284
Etfmg Alternative Harvest Etf	ETF	26924G508	36	1,000	SH		SOLE		0	0	1,000
Exelon Corp	COM	30161N101	22	450	SH		SOLE		0	0	450
Facebook Inc	COM	30303M102	170	1,022	SH		SOLE		0	0	1,022
Fastenal Co	COM	311900104	282	4,400	SH		SOLE		0	0	4,400
Fidelity Msci Consumer Discretionary ETF	ETF	316092204	178	4,060	SH		SOLE		0	0	4,060
Fidelity MSCI Consumer Staples ETF	ETF	316092303	238	7,043	SH		SOLE		0	0	7,043
Fidelity Msci Financials ETF	ETF	316092501	36	976	SH		SOLE		0	0	976
Fidelity Msci Health Care ETF	ETF	316092600	202	4,559	SH		SOLE		0	0	4,559
Fidelity Msci Industrials ETF	ETF	316092709	155	4,076	SH		SOLE		0	0	4,076
Fidelity MSCI Real Estate ETF	ETF	316092857	190	7,341	SH		SOLE		0	0	7,341
Fidelity Msci Technology ETF	ETF	316092808	197	3,338	SH		SOLE		0	0	3,338
Fidelity MSCI Telecommunication Svc ETF	ETF	316092873	272	8,512	SH		SOLE		0	0	8,512
Fidelity MSCI Utilities ETF	ETF	316092865	331	8,661	SH		SOLE		0	0	8,661
Financial Select Sector SPDR ETF	ETF	81369Y605	21	835	SH		SOLE		0	0	835
First Rep Bk San Francisco Cal Com	COM	33616C100	20	200	SH		SOLE		0	0	200
Fortive Corp Com	COM	34959J108	254	3,030	SH		SOLE		0	0	3,030
Gabelli Equity Trust Inc	COM	362397861	47	2,000	SH		SOLE		0	0	2,000
Garrett Motion Inc	COM	366505105	0	15	SH		SOLE		0	0	15
General Electric Co	COM	369604103	124	12,500	SH		SOLE		0	0	12,500
Goldman Sachs Group Inc	COM	38141G104	311	1,625	SH		SOLE		0	0	1,625
Great Lakes Dredge & Dock Corp	COM	390607109	62	6,960	SH		SOLE		0	0	6,960
Healthcare Tr Amer Inc	COM	42225P501	171	6,000	SH		SOLE		0	0	6,000
Home Depot Inc	COM	437076102	221	1,152	SH		SOLE		0	0	1,152
Honeywell International Inc	COM	438516106	34	214	SH		SOLE		0	0	214
Huntington Bancshares Inc	COM	446150104	65	5,200	SH		SOLE		0	0	5,200
Industrial Select SPDR ETF	ETF	81369Y704	689	9,191	SH		SOLE		0	0	9,191
Intel Corp	COM	458140100	715	13,329	SH		SOLE		0	0	13,329
Intercontinental Exchange Inc	COM	45866F104	22	294	SH		SOLE		0	0	294
International Business Machines Corp	COM	459200101	6	43	SH		SOLE		0	0	43
Invesco FTSE RAFI US 1000 ETF	ETF	46137V613	179	1,586	SH		SOLE		0	0	1,586
Invesco Taxable Municipal Bond ETF	ETF	46138G805	35	1,156	SH		SOLE		0	0	1,156
iPath Bloomberg Cmdty TR ETN	ETF	06738C778	6	276	SH		SOLE		0	0	276
Ishares Core S&P Small-Cap E	ETF	464287804	96	1,246	SH		SOLE		0	0	1,246
iShares Core US Aggregate Bond	ETF	464287226	43	400	SH		SOLE		0	0	400
iShares Edge MSCI Min Vol Emerging Mkts	ETF	464286533	37	635	SH		SOLE		0	0	635
iShares iBoxx $ High Yield Corporate Bd	ETF	464288513	17	200	SH		SOLE		0	0	200
Ishares Inc Core Msci Emerging Mkts Etf	ETF	46434G103	180	3,486	SH		SOLE		0	0	3,486
iShares JPMorgan USD Emerg Markets Bond	ETF	464288281	23	210	SH		SOLE		0	0	210
iShares Mortgage Real Estate ETF	ETF	46435G342	9	229	SH		SOLE		0	0	229
Ishares Msci Emerging Markets Etf	ETF	464287234	1,267	29,530	SH		SOLE		0	0	29,530
iShares MSCI Eurozone	ETF	464286608	216	5,600	SH		SOLE		0	0	5,600
iShares MSCI Japan	ETF	46434G822	16	300	SH		SOLE		0	0	300
iShares Nasdaq Biotechnology	ETF	464287556	195	1,747	SH		SOLE		0	0	1,747
iShares Russell 2000	ETF	464287655	23	151	SH		SOLE		0	0	151
Ishares Select Dividend Etf	ETF	464287168	1,173	11,950	SH		SOLE		0	0	11,950
iShares Silver Trust	ETF	46428Q109	20	1,444	SH		SOLE		0	0	1,444
iShares TIPS Bond	ETF	464287176	4	40	SH		SOLE		0	0	40
Ishares Tr S&P US Pfd Stk	ETF	464288687	114	3,128	SH		SOLE		0	0	3,128
Ishares Tr Sh Tr Crport Etf	ETF	464288646	30	568	SH		SOLE		0	0	568
iShares US Aerospace & Defense ETF	ETF	464288760	9	50	SH		SOLE		0	0	50
Johnson & Johnson	COM	478160104	1,260	9,017	SH		SOLE		0	0	9,017
JPMorgan Alerian MLP ETN	ETF	46625H365	67	2,660	SH		SOLE		0	0	2,660
Jpmorgan Chase & Co	COM	46625H100	2,058	20,333	SH		SOLE		0	0	20,333
Kimberly-Clark Corp	COM	494368103	24	200	SH		SOLE		0	0	200
Linde plc	COM	G5494J103	23	134	SH		SOLE		0	0	134
Lockheed Martin Corp	COM	539830109	134	447	SH		SOLE		0	0	447
Lowe s Companies Inc	COM	548661107	10	100	SH		SOLE		0	0	100
Magellan Midstream Prtnrs Lp	LP UNIT	559080106	873	14,400	SH		SOLE		0	0	14,400
Marsh & Mclennan Companies Inc	COM	571748102	30	325	SH		SOLE		0	0	325
Maxim Integrated Products Inc	COM	57772K101	9	184	SH		SOLE		0	0	184
McDonald s Corp	COM	580135101	35	187	SH		SOLE		0	0	187
Medidata Solutions Inc	COM	58471A105	109	1,500	SH		SOLE		0	0	1,500
Medtronic Plc	COM	G5960L103	1,289	14,154	SH		SOLE		0	0	14,154
Merck & Co Inc	COM	58933Y105	415	5,000	SH		SOLE		0	0	5,000
Metlife Inc	COM	59156R108	42	1,000	SH		SOLE		0	0	1,000
Micron Technology	COM	595112103	49	1,200	SH		SOLE		0	0	1,200
Microsoft Corp	COM	594918104	2,602	22,063	SH		SOLE		0	0	22,063
MODERNA INC	COM	60770K107	93	4,610	SH		SOLE		0	0	4,610
Mondelez International Inc Class A	COM	609207105	32	647	SH		SOLE		0	0	647
Morgan Stanley	COM	617446448	253	6,000	SH		SOLE		0	0	6,000
NextEra Energy Inc	COM	65339F101	16	84	SH		SOLE		0	0	84
Nokia Oyj	COM	654902204	298	52,231	SH		SOLE		0	0	52,231
Novartis Ag	COM	66987V109	26	277	SH		SOLE		0	0	277
NXP Semiconductors NV	COM	N6596X109	26	300	SH		SOLE		0	0	300
O Reilly Automotive Inc	COM	67103H107	21	56	SH		SOLE		0	0	56
Oracle Corp	COM	68389X105	53	1,000	SH		SOLE		0	0	1,000
Pagseguro Digital Ltd Com Cl A	COM	G68707101	1,055	35,345	SH		SOLE		0	0	35,345
Parker Hannifin Corp	COM	701094104	20	117	SH		SOLE		0	0	117
Paychex Inc	COM	704326107	12	161	SH		SOLE		0	0	161
PBF Logistics LP	COM	69318Q104	157	7,500	SH		SOLE		0	0	7,500
Peoples United Financial Inc	COM	712704105	146	8,900	SH		SOLE		0	0	8,900
Pepsico Inc	COM	713448108	865	7,064	SH		SOLE		0	0	7,064
Pfizer Inc	COM	717081103	57	1,350	SH		SOLE		0	0	1,350
Pioneer Natural Resources Co	COM	723787107	38	250	SH		SOLE		0	0	250
Pnc Finl Svcs Group	COM	693475105	21	175	SH		SOLE		0	0	175
Procter And Gamble Co	COM	742718109	49	477	SH		SOLE		0	0	477
Prologis Inc	COM	74340W103	266	3,700	SH		SOLE		0	0	3,700
Ptc Therapeutics Inc	COM	69366J200	41	1,100	SH		SOLE		0	0	1,100
Public Storage	COM	74460D109	21	100	SH		SOLE		0	0	100
Rapid7 Inc	COM	753422104	2	43	SH		SOLE		0	0	43
Republic Services Inc	COM	760759100	6	78	SH		SOLE		0	0	78
Rockwell Automation Inc	COM	773903109	39	227	SH		SOLE		0	0	227
Royal Dutch Shell A	ADR	780259206	312	4,997	SH		SOLE		0	0	4,997
Royal Dutch Shell B	ADR	780259107	19	300	SH		SOLE		0	0	300
Royal Dutch Shell PLC	ADR	780259206	250	4,000	SH		SOLE		0	0	4,000
Salesforce.com Inc	COM	79466L302	158	1,000	SH		SOLE		0	0	1,000
Sap SE Ord Npv	ADR	D66992104	17	150	SH		SOLE		0	0	150
Sap SE Spon Adr	ADR	803054204	19	169	SH		SOLE		0	0	169
Schlumberger Limited	COM	806857108	17	407	SH		SOLE		0	0	407
Schwab Charles Corp	COM	808513105	19	450	SH		SOLE		0	0	450
Seattle Genetics Inc	COM	812578102	175	2,400	SH		SOLE		0	0	2,400
Select Sector Spdr Fund Shs Ben Consumer Discretio	ETF	81369Y407	35	313	SH		SOLE		0	0	313
Select Sector Spdr Trust The Health Care Select Se	ETF	81369Y209	22	242	SH		SOLE		0	0	242
Senseonics Hldgs Inc	COM	81727U105	165	67,400	SH		SOLE		0	0	67,400
Simulations Plus Inc	COM	829214105	546	25,905	SH		SOLE		0	0	25,905
SPDR Dow Jones Global Real Estate ETF	ETF	78463X749	15	305	SH		SOLE		0	0	305
Spdr Gold Tr Gold Shs	ETF	78463V107	996	8,164	SH		SOLE		0	0	8,164
Spdr Index Shs Fds Euro Stoxx 50 Etf	ETF	78463X202	32	900	SH		SOLE		0	0	900
SPDR S&P 500 ETF	ETF	78462F103	570	2,020	SH		SOLE		0	0	2,020
SPDR S&P MidCap 400 ETF	ETF	78467Y107	39	115	SH		SOLE		0	0	115
SPDR S&P Retail ETF	ETF	78464A714	4	103	SH		SOLE		0	0	103
SPDR S&P Software & Services ETF	ETF	78464A599	59	634	SH		SOLE		0	0	634
Spdr Ser Tr S&P Biotech Etf	ETF	78464A870	31	350	SH		SOLE		0	0	350
Spdr Ser Tr S&P Regl Bkg Etf	ETF	78464A698	15	300	SH		SOLE		0	0	300
Splunk Inc	COM	848637104	373	3,000	SH		SOLE		0	0	3,000
Stag Indl Inc	COM	85254J102	151	5,100	SH		SOLE		0	0	5,100
Stanley Black & Decker Inc	COM	854502101	152	1,122	SH		SOLE		0	0	1,122
Star Group LP	LP UNIT	85512C105	182	19,000	SH		SOLE		0	0	19,000
Starbucks Corp	COM	855244109	189	2,550	SH		SOLE		0	0	2,550
Starwood Ppty Tr Inc	COM	85571B105	96	4,300	SH		SOLE		0	0	4,300
State Street Corporation	COM	857477103	102	1,550	SH		SOLE		0	0	1,550
StoneCo Ltd	COM	G85158106	1,686	41,030	SH		SOLE		0	0	41,030
Summit Midstream Partners LP	LP UNIT	866142102	29	3,000	SH		SOLE		0	0	3,000
Suncor Energy Inc	COM	867224107	35	1,091	SH		SOLE		0	0	1,091
Suntrust Banks Inc	COM	867914103	40	684	SH		SOLE		0	0	684
Tallgrass Energy LP	LP UNIT	874696107	251	10,000	SH		SOLE		0	0	10,000
Targa Res Corp	COM	87612G101	415	10,000	SH		SOLE		0	0	10,000
Technology Select Sector SPDR ETF	ETF	81369Y803	41	561	SH		SOLE		0	0	561
Telefonaktiebolaget L M Ericsson	COM	294821608	36	4,000	SH		SOLE		0	0	4,000
Texas Instruments Inc	COM	882508104	17	162	SH		SOLE		0	0	162
The Estee Lauder Companies Inc Class A	COM	518439104	11	69	SH		SOLE		0	0	69
Thermo Fisher Scientific Inc	COM	883556102	315	1,153	SH		SOLE		0	0	1,153
Tjx Cos Inc	COM	872540109	47	900	SH		SOLE		0	0	900
Twilio Inc	COM	90138F102	140	1,084	SH		SOLE		0	0	1,084
Union Pacific Corp	COM	907818108	19	118	SH		SOLE		0	0	118
United Technologies Corp	COM	913017109	51	399	SH		SOLE		0	0	399
UnitedHealth Group Inc	COM	91324P102	36	149	SH		SOLE		0	0	149
US Bancorp	COM	902973304	16	350	SH		SOLE		0	0	350
Valley Natl Bancorp	COM	919794107	19	2,000	SH		SOLE		0	0	2,000
Vanguard 500 ETF	ETF	922908363	128	495	SH		SOLE		0	0	495
Vanguard Dividend Appreciation ETF	ETF	921908844	24	225	SH		SOLE		0	0	225
Vanguard Scottsdale Fds Vanguard Short-T	ETF	92206C409	183	2,300	SH		SOLE		0	0	2,300
Vanguard Small-Cap ETF	ETF	922908751	22	150	SH		SOLE		0	0	150
Vanguard Value ETF	ETF	922908744	55	515	SH		SOLE		0	0	515
Verizon Communications	COM	92343V104	1,110	18,775	SH		SOLE		0	0	18,775
Visa Inc Com Cl A	COM	92826C839	2,343	15,004	SH		SOLE		0	0	15,004
Waste Management Inc	COM	94106L109	924	8,900	SH		SOLE		0	0	8,900
Westinghouse Air Brake Technologies Corp	COM	929740108	3	53	SH		SOLE		0	0	53
Yum Brands Inc	COM	988498101	543	5,450	SH		SOLE		0	0	5,450
Yum China Hldgs Inc Com	COM	98850P109	561	12,500	SH		SOLE		0	0	12,500