Aureus Asset 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

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
Amazon.com, Inc.	Stock	023135106	66,914	20,068	SH		SOLE	0	20,068	0	0
Stericycle, Inc.	Stock	858912108	276	4,635	SH		SOLE	0	4,635	0	0
Starbucks Corporation	Stock	855244109	1,264	10,805	SH		SOLE	0	10,804	0	0
iShares Gold Trust	ETF	464285204	1,225	35,187	SH		SOLE	0	35,187	0	0
Willis Towers Watson Plc Ltd Shs	Stock	G96629103	534	2,250	SH		SOLE	0	2,250	0	0
Johnson & Johnson	Stock	478160104	7,547	44,114	SH		SOLE	0	44,114	0	0
Costco Wholesale Corporation	Stock	22160K105	509	897	SH		SOLE	0	897	0	0
Cabot Corporation	Stock	127055101	3,830	68,144	SH		SOLE	0	68,144	0	0
iShares MSCI Emerging Markets ETF	ETF	464287234	2,353	48,175	SH		SOLE	0	48,175	0	0
Goldman Sachs Group, Inc.	Stock	38141G104	272	710	SH		SOLE	0	710	0	0
Scotts Miracle-Gro Co.	Stock	810186106	316	1,961	SH		SOLE	0	1,961	0	0
Boston Scientific Corporation	Stock	101137107	460	10,821	SH		SOLE	0	10,821	0	0
Procter & Gamble Company	Stock	742718109	5,087	31,096	SH		SOLE	0	31,096	0	0
Coca-Cola Company	Stock	191216100	3,110	52,533	SH		SOLE	0	52,533	0	0
PowerShares DB Commodity Index Tracking Fund	ETF	46138B103	1,681	80,900	SH		SOLE	0	80,900	0	0
Cabot Microelectronics Corporation	Stock	12571T100	3,920	20,450	SH		SOLE	0	20,450	0	0
Boston Beer Inc Cl A	Stock	100557107	455	900	SH		SOLE	0	900	0	0
CME Group Inc. Class A	Stock	12572Q105	32,579	142,603	SH		SOLE	0	142,602	0	0
State Street Corporation	Stock	857477103	539	5,800	SH		SOLE	0	5,800	0	0
Medtronic Plc	Stock	G5960L103	455	4,403	SH		SOLE	0	4,403	0	0
Fortive Corp.	Stock	34959J108	34,823	456,451	SH		SOLE	0	456,451	0	0
Netflix, Inc.	Stock	64110L106	31,543	52,359	SH		SOLE	0	52,359	0	0
Paychex, Inc.	Stock	704326107	1,964	14,390	SH		SOLE	0	14,390	0	0
Integer Holdings Corporation	Stock	45826H109	27,227	318,114	SH		SOLE	0	318,114	0	0
Pool Corporation Com	Stock	73278L105	955	1,687	SH		SOLE	0	1,687	0	0
Estee Lauder Companies Inc. Class A	Stock	518439104	458	1,238	SH		SOLE	0	1,238	0	0
Merck & Co., Inc.	Stock	58933Y105	885	11,553	SH		SOLE	0	11,553	0	0
SPDR S&P 500 ETF Trust	ETF	78462F103	7,115	14,980	SH		SOLE	0	14,979	0	0
Nordson Corp Com	Stock	655663102	265	1,037	SH		SOLE	0	1,037	0	0
Diageo plc Sponsored ADR	ADR	25243Q205	317	1,440	SH		SOLE	0	1,440	0	0
Vertex Pharmaceuticals Incorporated	Stock	92532F100	532	2,423	SH		SOLE	0	2,423	0	0
Verizon Communications Inc.	Stock	92343V104	665	12,806	SH		SOLE	0	12,806	0	0
Chubb Limited	Stock	H1467J104	393	2,032	SH		SOLE	0	2,032	0	0
FedEx Corporation	Stock	31428X106	499	1,930	SH		SOLE	0	1,930	0	0
Sherwin-Williams Company	Stock	824348106	46,901	133,180	SH		SOLE	0	133,179	0	0
Honeywell International Inc.	Stock	438516106	2,944	14,120	SH		SOLE	0	14,119	0	0
Ingersoll-Rand Plc	Stock	G8994E103	273	1,350	SH		SOLE	0	1,350	0	0
U.S. Bancorp	Stock	902973304	230	4,100	SH		SOLE	0	4,100	0	0
Xcel Energy Inc.	Stock	98389B100	264	3,895	SH		SOLE	0	3,895	0	0
Home Depot, Inc.	Stock	437076102	44,704	107,718	SH		SOLE	0	107,718	0	0
Baxter International Inc.	Stock	071813109	423	4,930	SH		SOLE	0	4,930	0	0
Automatic Data Processing, Inc.	Stock	053015103	3,315	13,443	SH		SOLE	0	13,443	0	0
Cooper Cos Inc Com New	Stock	216648402	258	616	SH		SOLE	0	616	0	0
Broadridge Financial Solutions, Inc.	Stock	11133T103	3,714	20,314	SH		SOLE	0	20,313	0	0
iShares Russell 1000 Growth ETF	ETF	464287614	234	766	SH		SOLE	0	766	0	0
Steris Plc	Stock	G8473T100	3,743	15,378	SH		SOLE	0	15,377	0	0
Waste Connections, Inc.	Stock	94106B101	42,143	309,261	SH		SOLE	0	309,261	0	0
Berkshire Hathaway Inc. Class B	Stock	084670702	1,854	6,201	SH		SOLE	0	6,201	0	0
Adobe Systems Incorporated	Stock	00724F101	1,304	2,299	SH		SOLE	0	2,299	0	0
Alphabet Inc. Class A	Stock	02079K305	76,427	26,381	SH		SOLE	0	26,381	0	0
Fiserv Inc Com	Stock	337738108	714	6,880	SH		SOLE	0	6,880	0	0
O'Reilly Automotive, Inc.	Stock	67103H107	39,238	55,560	SH		SOLE	0	55,560	0	0
Constellation Brands, Inc. Class A	Stock	21036P108	584	2,327	SH		SOLE	0	2,327	0	0
Comcast Corporation Class A	Stock	20030N101	4,199	83,434	SH		SOLE	0	83,434	0	0
Ase Technology Hldg Co Ltd Sponsored Ads	ADR	00215W100	130	16,618	SH		SOLE	0	16,618	0	0
Generac Holdings Inc.	Stock	368736104	1,126	3,200	SH		SOLE	0	3,200	0	0
Microsoft Corporation	Stock	594918104	66,561	197,911	SH		SOLE	0	197,910	0	0
CVS Health Corporation	Stock	126650100	663	6,430	SH		SOLE	0	6,430	0	0
Ameriprise Financial, Inc.	Stock	03076C106	359	1,190	SH		SOLE	0	1,190	0	0
Avery Dennison Corporation	Stock	053611109	325	1,500	SH		SOLE	0	1,500	0	0
Berkshire Hathaway Inc. Class A	Stock	084670108	3,605	8	SH		SOLE	0	8	0	0
Copart Inc Com	Stock	217204106	257	1,698	SH		SOLE	0	1,698	0	0
Vanguard Small-Cap Index Fund	ETF	922908751	1,017	4,500	SH		SOLE	0	4,500	0	0
Vanguard Mid-Cap Index Fund	ETF	922908629	2,421	9,504	SH		SOLE	0	9,504	0	0
NextEra Energy, Inc.	Stock	65339F101	788	8,439	SH		SOLE	0	8,439	0	0
NIKE, Inc. Class B	Stock	654106103	201	1,207	SH		SOLE	0	1,207	0	0
Tesla Motors, Inc.	Stock	88160R101	444	420	SH		SOLE	0	420	0	0
Msci Inc Com	Stock	55354G100	316	515	SH		SOLE	0	515	0	0
Thor Industries, Inc.	Stock	885160101	218	2,099	SH		SOLE	0	2,099	0	0
Amphenol Corporation Class A	Stock	032095101	568	6,494	SH		SOLE	0	6,494	0	0
Alcon Inc	Stock	H01301128	223	2,557	SH		SOLE	0	2,557	0	0
Oncternal Therapeutics Inc Com	Stock	68236P107	69	30,211	SH		SOLE	0	30,211	0	0
Booz Allen Hamilton Holding Corporation Class A	Stock	099502106	32,540	383,772	SH		SOLE	0	383,772	0	0
Teradyne, Inc.	Stock	880770102	338	2,069	SH		SOLE	0	2,069	0	0
Zogenix Inc Com New	Stock	98978L204	264	16,250	SH		SOLE	0	16,250	0	0
Anterix Inc Com	Stock	03676C100	583	9,930	SH		SOLE	0	9,930	0	0
Booking Holdings Inc.	Stock	09857L108	25,868	10,782	SH		SOLE	0	10,782	0	0
Wabtec Corporation	Stock	929740108	27,705	300,785	SH		SOLE	0	300,785	0	0
Leidos Holdings, Inc.	Stock	525327102	30,010	337,571	SH		SOLE	0	337,571	0	0
Vanguard Russell 1000 Value Index Fund	ETF	92206C714	1,612	21,858	SH		SOLE	0	21,858	0	0
Vanguard Total International Stock ETF	ETF	921909768	709	11,159	SH		SOLE	0	11,159	0	0
Lear Corporation	Stock	521865204	238	1,300	SH		SOLE	0	1,300	0	0
iShares Russell 2000 ETF	ETF	464287655	1,139	5,119	SH		SOLE	0	5,119	0	0
Twilio Inc. Class A	Stock	90138F102	16,436	62,414	SH		SOLE	0	62,414	0	0
Carrier Global Corporation	Stock	14448C104	1,124	20,725	SH		SOLE	0	20,725	0	0
Sysco Corporation	Stock	871829107	645	8,215	SH		SOLE	0	8,215	0	0
Warner Music Group Corp	Stock	934550203	3,416	79,103	SH		SOLE	0	79,103	0	0
Ishares Floating Rate Bond Etf	ETF	46429B655	5,088	100,300	SH		SOLE	0	100,300	0	0
II-VI Incorporated	Stock	902104108	734	10,740	SH		SOLE	0	10,740	0	0
iShares Select Dividend ETF	ETF	464287168	317	2,583	SH		SOLE	0	2,583	0	0
American Electric Power Company, Inc.	Stock	025537101	359	4,032	SH		SOLE	0	4,031	0	0
Brown-Forman Corporation Class B	Stock	115637209	3,598	49,389	SH		SOLE	0	49,389	0	0
Bentley Sys Inc Com Cl B	Stock	08265T208	202	4,188	SH		SOLE	0	4,188	0	0
Eastern Bankshares Inc Com	Stock	27627N105	908	45,000	SH		SOLE	0	45,000	0	0
TechTeam Global Inc.	Stock	G06242104	300	787	SH		SOLE	0	787	0	0
Xylem Inc.	Stock	98419M100	372	3,100	SH		SOLE	0	3,100	0	0
Marriott Vacations Worldwide Corp.	Stock	57164Y107	2,955	17,490	SH		SOLE	0	17,490	0	0
Cambridge Bancorp Com	Stock	132152109	1,133	12,107	SH		SOLE	0	12,107	0	0
Neogen Corporation	Stock	640491106	545	12,000	SH		SOLE	0	12,000	0	0
Visa Inc. Class A	Stock	92826C839	57,086	263,422	SH		SOLE	0	263,421	0	0
Hershey Company	Stock	427866108	1,175	6,075	SH		SOLE	0	6,075	0	0
iShares MSCI USA Minimum Volatility ETF	ETF	46429B697	231	2,852	SH		SOLE	0	2,852	0	0
SVB Financial Group	Stock	78486Q101	509	750	SH		SOLE	0	750	0	0
Vanguard Growth Index Fund	ETF	922908736	3,143	9,795	SH		SOLE	0	9,794	0	0
Ads Tec Energy Plc Shs	Stock	G0085J117	137	15,000	SH		SOLE	0	15,000	0	0
American Tower Corporation	REIT	03027X100	45,693	156,217	SH		SOLE	0	156,216	0	0
Zebra Technologies Corp Cl A	Stock	989207105	445	748	SH		SOLE	0	748	0	0
Facebook, Inc. Class A	Stock	30303M102	34,725	103,242	SH		SOLE	0	103,242	0	0
ASML Holding NV ADR	ADR	N07059210	271	340	SH		SOLE	0	340	0	0
Lpl Finl Hldgs Inc Com	Stock	50212V100	945	5,905	SH		SOLE	0	5,905	0	0
Mondelez Intl Inc. Class A	Stock	609207105	4,376	65,986	SH		SOLE	0	65,986	0	0
Broadcom Limited	Stock	11135F101	6,337	9,523	SH		SOLE	0	9,522	0	0
UniFirst Corporation	Stock	904708104	456	2,167	SH		SOLE	0	2,167	0	0
Martin Marietta Materials, Inc.	Stock	573284106	319	725	SH		SOLE	0	725	0	0
iShares Core MSCI EAFE ETF	ETF	46432F842	222	2,968	SH		SOLE	0	2,968	0	0
SL Green Realty Corp.	REIT	78440X887	30,509	425,511	SH		SOLE	0	425,510	0	0
Accenture Plc	Stock	G1151C101	297	715	SH		SOLE	0	715	0	0
Equifax Inc.	Stock	294429105	381	1,300	SH		SOLE	0	1,300	0	0
NICE Systems Ltd. Sponsored ADR	ADR	653656108	2,186	7,200	SH		SOLE	0	7,200	0	0
NVIDIA Corporation	Stock	67066G104	444	1,511	SH		SOLE	0	1,510	0	0
EOG Resources, Inc.	Stock	26875P101	250	2,816	SH		SOLE	0	2,816	0	0
S&P Global Inc.	Stock	78409V104	43,150	91,433	SH		SOLE	0	91,433	0	0
SPDR S&P Biotech ETF	ETF	78464A870	204	1,820	SH		SOLE	0	1,820	0	0
Interactive Brokers Group Inc Com Cl A	Stock	45841N107	220	2,772	SH		SOLE	0	2,772	0	0
iShares Core MSCI Emerging Markets ETF	ETF	46434G103	409	6,825	SH		SOLE	0	6,825	0	0
Cabot Oil & Gas Corporation	Stock	127097103	406	21,384	SH		SOLE	0	21,384	0	0
Lennox Intl Inc Com	Stock	526107107	206	634	SH		SOLE	0	634	0	0
PTC Inc.	Stock	69370C100	232	1,911	SH		SOLE	0	1,911	0	0
Taiwan Semiconductor Manufacturing Co., Ltd. Sponsored ADR	ADR	874039100	538	4,468	SH		SOLE	0	4,468	0	0
Casella Waste Sys Inc Cl A	Stock	147448104	326	3,815	SH		SOLE	0	3,815	0	0
Blackstone Group L.P.	Stock	09260D107	62,749	484,963	SH		SOLE	0	484,963	0	0
ANSYS, Inc.	Stock	03662Q105	634	1,580	SH		SOLE	0	1,580	0	0
Church & Dwight Co., Inc.	Stock	171340102	3,995	38,975	SH		SOLE	0	38,975	0	0
Stryker Corporation	Stock	863667101	496	1,855	SH		SOLE	0	1,855	0	0
General Dynamics Corporation	Stock	369550108	334	1,600	SH		SOLE	0	1,600	0	0
Cullen/Frost Bankers, Inc.	Stock	229899109	214	1,700	SH		SOLE	0	1,700	0	0
McDonald's Corporation	Stock	580135101	426	1,590	SH		SOLE	0	1,590	0	0
AMETEK, Inc.	Stock	031100100	491	3,340	SH		SOLE	0	3,340	0	0
Cisco Systems, Inc.	Stock	17275R102	1,571	24,792	SH		SOLE	0	24,791	0	0
Autodesk, Inc.	Stock	052769106	27,694	98,487	SH		SOLE	0	98,487	0	0
CDW Corp.	Stock	12514G108	294	1,438	SH		SOLE	0	1,438	0	0
AT&T Inc.	Stock	00206R102	352	14,303	SH		SOLE	0	14,303	0	0
Vanguard Intermediate Term Bond Index Fund	ETF	921937819	2,723	31,080	SH		SOLE	0	31,080	0	0
RE/MAX Holdings, Inc.	Stock	75524W108	21,793	714,757	SH		SOLE	0	714,756	0	0
Charter Communications, Inc. Class A	Stock	16119P108	39,836	61,101	SH		SOLE	0	61,101	0	0
Gaming and Leisure Properties, Inc.	REIT	36467J108	3,086	63,411	SH		SOLE	0	63,411	0	0
Ambev SA Sponsored ADR	ADR	02319V103	38	13,745	SH		SOLE	0	13,745	0	0
iShares Core S&P 500 ETF	ETF	464287200	8,736	18,316	SH		SOLE	0	18,315	0	0
Mettler-Toledo International Inc.	Stock	592688105	1,965	1,158	SH		SOLE	0	1,158	0	0
Siteone Landscape Supply Inc Com	Stock	82982L103	1,151	4,750	SH		SOLE	0	4,750	0	0
Union Pacific Corporation	Stock	907818108	498	1,978	SH		SOLE	0	1,978	0	0
Ecolab Inc.	Stock	278865100	229	975	SH		SOLE	0	975	0	0
Charles Riv Labs Intl Inc Com	Stock	159864107	376	997	SH		SOLE	0	997	0	0
salesforce.com, inc.	Stock	79466L302	36,016	141,724	SH		SOLE	0	141,724	0	0
IDEXX Laboratories, Inc.	Stock	45168D104	1,328	2,017	SH		SOLE	0	2,017	0	0
Thermo Fisher Scientific Inc.	Stock	883556102	46,676	69,954	SH		SOLE	0	69,954	0	0
Lockheed Martin Corporation	Stock	539830109	2,645	7,443	SH		SOLE	0	7,443	0	0
JPMorgan Chase & Co.	Stock	46625H100	5,018	31,690	SH		SOLE	0	31,690	0	0
Chevron Corporation	Stock	166764100	639	5,447	SH		SOLE	0	5,447	0	0
Vanguard FTSE Developed Markets ETF	ETF	921943858	2,158	42,273	SH		SOLE	0	42,272	0	0
Danaher Corporation	Stock	235851102	3,900	11,855	SH		SOLE	0	11,855	0	0
TJX Companies, Inc.	Stock	872540109	273	3,593	SH		SOLE	0	3,593	0	0
Wal-Mart Stores, Inc.	Stock	931142103	1,035	7,154	SH		SOLE	0	7,154	0	0
Raytheon Technologies Corporation	Stock	75513E101	1,248	14,496	SH		SOLE	0	14,496	0	0
Vanguard FTSE Emerging Markets ETF	ETF	922042858	2,892	58,463	SH		SOLE	0	58,463	0	0
Texas Instruments Incorporated	Stock	882508104	736	3,906	SH		SOLE	0	3,906	0	0
Target Corporation	Stock	87612E106	596	2,577	SH		SOLE	0	2,577	0	0
Pfizer Inc.	Stock	717081103	221	3,742	SH		SOLE	0	3,741	0	0
Morgan Stanley	Stock	617446448	2,870	29,239	SH		SOLE	0	29,239	0	0
3M Company	Stock	88579Y101	443	2,493	SH		SOLE	0	2,493	0	0
Caterpillar Inc.	Stock	149123101	2,010	9,724	SH		SOLE	0	9,723	0	0
Alphabet Inc. Class C	Stock	02079K107	6,939	2,398	SH		SOLE	0	2,398	0	0
American Express Company	Stock	025816109	33,289	203,480	SH		SOLE	0	203,480	0	0
Amgen Inc.	Stock	031162100	222	988	SH		SOLE	0	988	0	0
Applied Materials, Inc.	Stock	038222105	3,890	24,721	SH		SOLE	0	24,720	0	0
Otis Worldwide Corporation	Stock	68902V107	2,933	33,683	SH		SOLE	0	33,683	0	0
Analog Devices, Inc.	Stock	032654105	456	2,596	SH		SOLE	0	2,595	0	0
Williams Companies, Inc.	Stock	969457100	1,834	70,412	SH		SOLE	0	70,411	0	0
IHS Markit Ltd.	Stock	G47567105	2,195	16,512	SH		SOLE	0	16,512	0	0
Nexstar Media Group Inc Cl A	Stock	65336K103	512	3,394	SH		SOLE	0	3,394	0	0
Vanguard Dividend Appreciation Index Fund	ETF	921908844	810	4,715	SH		SOLE	0	4,715	0	0
HealthEquity Inc	Stock	42226A107	17,177	388,275	SH		SOLE	0	388,275	0	0
IPG Photonics Corporation	Stock	44980X109	689	4,000	SH		SOLE	0	4,000	0	0
C.H. Robinson Worldwide, Inc.	Stock	12541W209	344	3,200	SH		SOLE	0	3,200	0	0
Vanguard Short-Term Bond Index Fund	ETF	921937827	644	7,965	SH		SOLE	0	7,965	0	0
Murphy USA, Inc.	Stock	626755102	768	3,855	SH		SOLE	0	3,855	0	0
Mks Instrs Inc Com	Stock	55306N104	300	1,725	SH		SOLE	0	1,725	0	0
Philip Morris International Inc.	Stock	718172109	2,135	22,473	SH		SOLE	0	22,472	0	0
PNC Financial Services Group, Inc.	Stock	693475105	2,769	13,808	SH		SOLE	0	13,808	0	0
Bristol-Myers Squibb Company	Stock	110122108	908	14,566	SH		SOLE	0	14,566	0	0
W R Berkley Corporation Com	Stock	084423102	230	2,797	SH		SOLE	0	2,797	0	0
Altria Group, Inc.	Stock	02209S103	694	14,647	SH		SOLE	0	14,647	0	0
American Water Works Company, Inc.	Stock	030420103	40,605	215,000	SH		SOLE	0	214,999	0	0
Agilent Technologies, Inc.	Stock	00846U101	350	2,195	SH		SOLE	0	2,195	0	0
Exxon Mobil Corporation	Stock	30231G102	1,409	23,032	SH		SOLE	0	23,031	0	0
UnitedHealth Group Incorporated	Stock	91324P102	45,956	91,520	SH		SOLE	0	91,520	0	0
Travelers Companies, Inc.	Stock	89417E109	1,006	6,430	SH		SOLE	0	6,430	0	0
Lowe's Companies, Inc.	Stock	548661107	293	1,133	SH		SOLE	0	1,133	0	0
PayPal Holdings Inc.	Stock	70450Y103	43,712	231,793	SH		SOLE	0	231,793	0	0
Charles Schwab Corporation	Stock	808513105	39,734	472,456	SH		SOLE	0	472,456	0	0
Crown Castle International Corp	REIT	22822V101	205	980	SH		SOLE	0	980	0	0
BlackRock, Inc.	Stock	09247X101	633	691	SH		SOLE	0	690	0	0
Apple Inc.	Stock	037833100	74,041	416,968	SH		SOLE	0	416,968	0	0
Abbott Laboratories	Stock	002824100	7,018	49,868	SH		SOLE	0	49,868	0	0
Walt Disney Company	Stock	254687106	1,344	8,678	SH		SOLE	0	8,677	0	0
iShares Russell 1000 ETF	ETF	464287622	205	775	SH		SOLE	0	775	0	0
iShares Russell 1000 Value ETF	ETF	464287598	4,338	25,831	SH		SOLE	0	25,831	0	0