FIRST NATIONAL CORP /MA/ /ADV Form 13F-HR Filed 2023-01-26

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
1/100 Berkshire Htwy A	Equity	084990175	1,874,844	400	SH		SOLE		0	0	400
Berkshire Hathaway Inc Class B	Equity	084670207	4,093,697	13,253	SH		SOLE		0	0	13,253
Cisco Systems Inc	Equity	17275R102	563,676	11,832	SH		SOLE		0	0	11,832
Home Depot Inc	Equity	437076102	707,145	2,239	SH		SOLE		0	0	2,239
Amgen Inc	Equity	031162100	598,425	2,279	SH		SOLE		0	0	2,279
iShares Tr S&P Smallcap	Equity	464287804	1,150,182	12,153	SH		SOLE		0	0	12,153
Coca-Cola Company	Equity	191216100	499,238	7,848	SH		SOLE		0	0	7,848
Lockheed Martin Corp	Equity	539830109	250,578	515	SH		SOLE		0	0	515
Eli Lilly & Company	Equity	532457108	2,911,538	7,959	SH		SOLE		0	0	7,959
Travelers Companies Inc	Equity	89417E109	458,601	2,446	SH		SOLE		0	0	2,446
American Water Works Co	Equity	030420103	9,864,997	64,722	SH		SOLE		0	0	64,722
California Water Service Group	Equity	130788102	2,826,533	46,612	SH		SOLE		0	0	46,612
Alphabet Class C	Equity	02079K107	931,931	10,503	SH		SOLE		0	0	10,503
JP Morgan Chase & Company	Equity	46625H100	584,858	4,361	SH		SOLE		0	0	4,361
Planet Fitness Inc	Equity	72703H101	625,278	7,935	SH		SOLE		0	0	7,935
CSW Industrials Inc	Equity	126402106	330,053	2,847	SH		SOLE		0	0	2,847
Valero Energy Corp New	Equity	91913Y100	579,972	4,572	SH		SOLE		0	0	4,572
Chevron Corporation	Equity	166764100	739,140	4,118	SH		SOLE		0	0	4,118
Intel Corp	Equity	458140100	510,047	19,298	SH		SOLE		0	0	19,298
Anheuser Busch Cos Inc	Equity	03524A108	339,466	5,654	SH		SOLE		0	0	5,654
Duke Energy Corp New	Equity	26441C204	1,420,696	13,795	SH		SOLE		0	0	13,795
Kirby Corporation	Equity	497266106	401,673	6,242	SH		SOLE		0	0	6,242
Visa Inc Cl A	Equity	92826C839	388,538	1,870	SH		SOLE		0	0	1,870
Starbucks Corporation	Equity	855244109	222,011	2,238	SH		SOLE		0	0	2,238
Consolidated Edison Inc	Equity	209115104	267,726	2,809	SH		SOLE		0	0	2,809
Qualcomm Inc	Equity	747525103	320,169	2,912	SH		SOLE		0	0	2,912
Verizon Communications Inc	Equity	92343V104	1,184,447	30,062	SH		SOLE		0	0	30,062
CVS Corp	Equity	126650100	299,036	3,209	SH		SOLE		0	0	3,209
Nvidia Corp	Equity	67066G104	349,859	2,394	SH		SOLE		0	0	2,394
Merck & Company Inc	Equity	58933Y105	1,450,263	13,071	SH		SOLE		0	0	13,071
Essential Utilities	Equity	29670G102	5,886,154	123,322	SH		SOLE		0	0	123,322
McDonalds Corp	Equity	580135101	254,931	967	SH		SOLE		0	0	967
Gilead Sciences Inc	Equity	375558103	220,205	2,565	SH		SOLE		0	0	2,565
AbbVie Inc	Equity	00287Y109	1,061,980	6,571	SH		SOLE		0	0	6,571
Genuine Parts Co	Equity	372460105	209,253	1,206	SH		SOLE		0	0	1,206
S&P Global Inc	Equity	78409V104	773,711	2,310	SH		SOLE		0	0	2,310
U S Bancorp De	Equity	902973304	226,096	5,185	SH		SOLE		0	0	5,185
Kimberly-Clark Corp	Equity	494368103	475,047	3,499	SH		SOLE		0	0	3,499
Procter & Gamble Company	Equity	742718109	912,819	6,023	SH		SOLE		0	0	6,023
Camden Natl Corp	Equity	133034108	293,456	7,039	SH		SOLE		0	0	7,039
Texas Instruments Inc	Equity	882508104	410,572	2,485	SH		SOLE		0	0	2,485
SJW Corp	Equity	784305104	3,045,237	37,508	SH		SOLE		0	0	37,508
American States Water Co	Equity	029899101	2,843,796	30,727	SH		SOLE		0	0	30,727
Deere & Co	Equity	244199105	651,023	1,518	SH		SOLE		0	0	1,518
Honeywell Intl Inc	Equity	438516106	354,714	1,655	SH		SOLE		0	0	1,655
Emerson Electric Company	Equity	291011104	247,643	2,578	SH		SOLE		0	0	2,578
Microsoft Corp	Equity	594918104	2,151,072	8,970	SH		SOLE		0	0	8,970
Amazon.Com Inc	Equity	023135106	1,160,712	13,818	SH		SOLE		0	0	13,818
Pfizer Incorporated	Equity	717081103	1,277,990	24,941	SH		SOLE		0	0	24,941
Johnson & Johnson	Equity	478160104	2,349,355	13,299	SH		SOLE		0	0	13,299
International Business Machine Corp	Equity	459200101	561,319	3,984	SH		SOLE		0	0	3,984
Abbott Laboratories	Equity	002824100	1,277,709	11,638	SH		SOLE		0	0	11,638
NextEra Energy Inc	Equity	65339F101	791,187	9,464	SH		SOLE		0	0	9,464
Southern Company	Equity	842587107	748,216	10,478	SH		SOLE		0	0	10,478
Raytheon Technologies Corp	Equity	75513E101	1,996,287	19,781	SH		SOLE		0	0	19,781
General Mills Inc	Equity	370334104	367,460	4,382	SH		SOLE		0	0	4,382
Colgate-Palmolive Company	Equity	194162103	400,726	5,086	SH		SOLE		0	0	5,086
Apple Computer Inc	Equity	037833100	10,175,704	78,317	SH		SOLE		0	0	78,317
Leggett&Platt Inc Com	Equity	524660107	5,847,263	181,423	SH		SOLE		0	0	181,423
Diageo Plc New Spn Adr	Equity	25243Q205	425,161	2,386	SH		SOLE		0	0	2,386
Disney Walt Company	Equity	254687106	312,235	3,594	SH		SOLE		0	0	3,594
Boeing Company	Equity	097023105	220,968	1,160	SH		SOLE		0	0	1,160
Waste Management Inc Del	Equity	94106L109	316,741	2,019	SH		SOLE		0	0	2,019
Wal-Mart Stores Inc	Equity	931142103	226,548	1,598	SH		SOLE		0	0	1,598
Costco Wholesale Corp	Equity	22160K105	1,083,245	2,373	SH		SOLE		0	0	2,373
Paychex Inc	Equity	704326107	564,742	4,887	SH		SOLE		0	0	4,887
Genl Dynamics Corp Com	Equity	369550108	518,051	2,088	SH		SOLE		0	0	2,088
Pepsico Incorporated	Equity	713448108	312,317	1,729	SH		SOLE		0	0	1,729
AT&T Inc	Equity	00206R102	228,123	12,391	SH		SOLE		0	0	12,391
Alphabet Inc Class A	Equity	02079K305	1,923,767	21,804	SH		SOLE		0	0	21,804
Exxon Mobil Corp	Equity	30231G102	990,379	8,979	SH		SOLE		0	0	8,979
Caterpillar Inc	Equity	149123101	335,504	1,401	SH		SOLE		0	0	1,401
Vanguard Emerging Market	Equity	922042858	510,482	13,096	SH		SOLE		0	0	13,096
Schwab International Equity ETF	Equity	808524805	8,304,949	257,838	SH		SOLE		0	0	257,838
Schwab US Mid-Cap ETF	Equity	808524508	11,163,729	170,153	SH		SOLE		0	0	170,153
iShares iBoxx Investment Grade Corp Bond	Equity	464287242	10,801,240	102,449	SH		SOLE		0	0	102,449
SPDR Barclays Capital Tips	Equity	78464A656	508,380	19,735	SH		SOLE		0	0	19,735
Schwab US Dividend Equity ETF	Equity	808524797	13,532,954	179,150	SH		SOLE		0	0	179,150
Fidelity MSCI Real Estate Index ETF	Equity	316092857	825,652	33,279	SH		SOLE		0	0	33,279
Schwab US TIPS ETF	Equity	808524870	2,260,763	43,653	SH		SOLE		0	0	43,653
Goldman Sachs ActiveBeta International	Equity	381430107	4,586,355	159,359	SH		SOLE		0	0	159,359
Vanguard Mid Cap	Equity	922908629	9,794,304	48,056	SH		SOLE		0	0	48,056
iShares Russell 2000 Index	Equity	464287655	229,414	1,316	SH		SOLE		0	0	1,316
iShares Barclays TIPS	Equity	464287176	426,505	4,007	SH		SOLE		0	0	4,007
Vanguard Value ETF	Equity	922908744	1,016,956	7,245	SH		SOLE		0	0	7,245
ProShares Ultra QQQ	Equity	74347R206	2,356,907	67,263	SH		SOLE		0	0	67,263
WisdomTree Floating Rate Treasury ETF	Equity	97717Y527	12,264,762	243,978	SH		SOLE		0	0	243,978
SPDR Lehman Municipal Bond ETF	Equity	78468R721	2,166,494	47,490	SH		SOLE		0	0	47,490
iShares DJ US Aerospace & Defense Index	Equity	464288760	1,628,355	14,557	SH		SOLE		0	0	14,557
PIMCO Investment Grade Corp Bond Index	Equity	72201R817	1,414,809	15,213	SH		SOLE		0	0	15,213
iShares S&P North Amer Tech-Semicondctrs	Equity	464287523	12,673,631	36,421	SH		SOLE		0	0	36,421
Schwab Fundamental US Large Company ETF	Equity	808524771	1,617,949	30,276	SH		SOLE		0	0	30,276
iShares S&P US Preferred Fund	Equity	464288687	1,249,010	40,911	SH		SOLE		0	0	40,911
Schwab Fundamental US Broad Market ETF	Equity	808524789	1,170,479	22,244	SH		SOLE		0	0	22,244
Standard & Poors Dep Rcpts Series 1	Equity	78462F103	18,200,718	47,592	SH		SOLE		0	0	47,592
SPDR MSCI EAFE Fossil Fuel Free ETF	Equity	78470E106	344,300	5,062	SH		SOLE		0	0	5,062
iShares Core S&P 500 ETF	Equity	464287200	1,352,031	3,519	SH		SOLE		0	0	3,519
PIMCO Total Return ETF	Equity	72201R775	429,357	4,745	SH		SOLE		0	0	4,745
Vanguard Utilities	Equity	92204A876	19,705,313	128,491	SH		SOLE		0	0	128,491
Vanguard Dividend Appreciation ETF	Equity	921908844	437,100	2,878	SH		SOLE		0	0	2,878
iShares DJ US Health Care Providers	Equity	464288828	2,344,249	8,757	SH		SOLE		0	0	8,757
Financial Select Sector SPDR	Equity	81369Y605	680,280	19,891	SH		SOLE		0	0	19,891
SPDR Long Term Treasury	Equity	78464A664	1,988,874	68,511	SH		SOLE		0	0	68,511
Guggenheim Bulletshares 2023 Corporate Bond	Equity	46138J866	287,426	13,700	SH		SOLE		0	0	13,700
Schwab US Large Cap ETF	Equity	808524201	9,750,775	215,964	SH		SOLE		0	0	215,964
ProShares UltraShort Bloomberg Crude Oil	Equity	74347Y797	5,507,991	230,943	SH		SOLE		0	0	230,943
Invesco Fundamental High Yield Corp Bond ETF	Equity	46138E719	412,856	24,115	SH		SOLE		0	0	24,115
SPDR S&P 500 Fossil Fuel Free ETF	Equity	78468R796	479,726	5,139	SH		SOLE		0	0	5,139
Guggenheim Bulletshares 2024 Corporate Bond	Equity	46138J841	274,500	13,400	SH		SOLE		0	0	13,400
iShares S&P Midcap	Equity	464287507	1,040,956	4,303	SH		SOLE		0	0	4,303
iShares Core MSCI EAFE ETF	Equity	46432F842	719,832	11,678	SH		SOLE		0	0	11,678
iShares Core High Dividend	Equity	46429B663	730,305	7,006	SH		SOLE		0	0	7,006
Aberdeen Standard Phys PalladiumShrs ETF	Equity	003262102	2,209,172	13,380	SH		SOLE		0	0	13,380
SPDR Barclays Capital Convertible Securities	Equity	78464A359	2,030,377	31,557	SH		SOLE		0	0	31,557
iShares International Treasury Bond	Equity	464288117	201,153	5,138	SH		SOLE		0	0	5,138
Vanguard Total Stock Mkt	Equity	922908769	994,274	5,200	SH		SOLE		0	0	5,200
Invesco QQQ Trust	Equity	46090E103	4,639,481	17,423	SH		SOLE		0	0	17,423
Proshares Short S&P 500	Equity	74347B425	5,673,819	353,950	SH		SOLE		0	0	353,950
iShares Barclays MBS Bonds	Equity	464288588	1,380,725	14,887	SH		SOLE		0	0	14,887
Invesco BulletShares 2025 Corp Bond ETF	Equity	46138J825	213,484	10,600	SH		SOLE		0	0	10,600
Fidelity MSCI Utilities ETF	Equity	316092865	480,596	10,544	SH		SOLE		0	0	10,544
iShares S&P 500 Growth	Equity	464287309	438,984	7,504	SH		SOLE		0	0	7,504
Vanguard International Equity Index	Equity	922042775	314,280	6,268	SH		SOLE		0	0	6,268
SPDR Gold Shares	Equity	78463V107	5,196,243	30,631	SH		SOLE		0	0	30,631
Schwab Fundamental Emerging Markets Large Company	Equity	808524730	984,683	39,737	SH		SOLE		0	0	39,737
Vanguard REIT	Equity	922908553	8,892,812	107,818	SH		SOLE		0	0	107,818
SPDR Barclays Investment Grade Floating Rate ETF	Equity	78468R200	2,037,710	67,052	SH		SOLE		0	0	67,052
iShares Bloomberg Roll Sel Brd Cmdty ETF	Equity	46431W598	1,045,376	19,178	SH		SOLE		0	0	19,178
SPDR S&P Intl Small Cap	Equity	78463X871	210,282	7,150	SH		SOLE		0	0	7,150
Vanguard Total World Stock Index ETF	Equity	922042742	338,985	3,933	SH		SOLE		0	0	3,933
Vanguard ESG US Stock ETF	Equity	921910733	340,562	5,171	SH		SOLE		0	0	5,171
SPDR S&P Dividend ETF	Equity	78464A763	10,238,889	81,839	SH		SOLE		0	0	81,839
Vanguard S&P 500 ETF	Equity	922908363	3,421,913	9,740	SH		SOLE		0	0	9,740
iShares GNMA Bond	Equity	46429B333	312,888	7,192	SH		SOLE		0	0	7,192
iShares Core Dividend Growth ETF	Equity	46434V621	4,039,768	80,795	SH		SOLE		0	0	80,795
ProShares Ultra S&P 500	Equity	74347R107	1,476,629	33,220	SH		SOLE		0	0	33,220
iShares Cohen & Steers Realty Majors	Equity	464287564	1,236,194	22,542	SH		SOLE		0	0	22,542
iShares MSCI EAFE Index	Equity	464287465	1,707,559	26,014	SH		SOLE		0	0	26,014
iShares Core S&P Total US Stock Market ETF	Equity	464287150	474,381	5,594	SH		SOLE		0	0	5,594
Xtrackers MSCI USA ESG Leaders Eq ETF	Equity	233051150	334,586	9,602	SH		SOLE		0	0	9,602
Vanguard FTSE Developed Markets Index Fund	Equity	921943858	3,983,094	94,903	SH		SOLE		0	0	94,903
Schwab US Small Cap ETF	Equity	808524607	11,441,528	282,437	SH		SOLE		0	0	282,437
Vanguard Total International Bond ETF	Equity	92203J407	1,885,437	39,752	SH		SOLE		0	0	39,752
Vanguard Tax-Exempt Bond ETF	Equity	922907746	1,489,451	30,096	SH		SOLE		0	0	30,096
Columbia EM Core ex-China ETF	Equity	19762B202	1,686,409	66,004	SH		SOLE		0	0	66,004
Schwab US Broad Market ETF	Equity	808524102	20,349,221	454,122	SH		SOLE		0	0	454,122
PIMCO Enhaced Low Duration Active ETF	Equity	72201R718	2,497,889	26,500	SH		SOLE		0	0	26,500
Energy Select Sector SPDR	Equity	81369Y506	780,407	8,922	SH		SOLE		0	0	8,922
iShares Russell 3000	Equity	464287689	640,413	2,902	SH		SOLE		0	0	2,902
iShares Lehman 20 Year Treas Bond	Equity	464287432	27,638,955	277,611	SH		SOLE		0	0	277,611
Vanguard Small Cap ETF	Equity	922908751	7,926,081	43,184	SH		SOLE		0	0	43,184
iShares 0-5 Year TIPS Bond ETF	Equity	46429B747	1,838,388	18,960	SH		SOLE		0	0	18,960
Schwab US REIT ETF	Equity	808524847	5,081,850	263,445	SH		SOLE		0	0	263,445
LUMIRADX ORD	Equity	G5709L109	54,268	60,298	SH		SOLE		0	0	60,298

Check here if Amendment:	☐ Amendment Number:
This Amendment (Check only one.):	☐ is a restatement. ☐ adds new holdings entries.

Name:	FIRST NATIONAL CORP /MA/ /ADV
Address:	300 LEDGEWOOD PLACE
	SUITE 101
	ROCKLAND, MA 02370
Form 13F File Number:	028-19543

Name:	JASON T. SKOLNICK
Title:	Chief Compliance Officer
Phone:	781-878-7757

Number of Other Included Managers:	0
Form 13F Information table Entry Total:	154
Form 13F Information table Value Total:	404523899 (thousands)

Institutional Investment Manager Filing this Report:

Signature, Place, and Date of Signing:

Report Type (Check only one.):

Form 13F Summary Page

Report Summary:

List of Other Included Managers: