Amarillo National Bank 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
Expires:	Oct 31, 2018
Estimated average burden
hours per response:		23.8

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
Abbott Laboratories	Com	002824100	35	423	SH		SOLE	0	423	0	0
Abbott Laboratories	Com	002824100	167	1,990	SH		OTR	0	1,990	0	0
Abbvie Inc Com	Com	00287Y109	159	2,101	SH		SOLE	0	2,101	0	0
Abbvie Inc Com	Com	00287Y109	115	1,516	SH		OTR	0	1,516	0	0
Alibaba	Com	01609W102	126	751	SH		SOLE	0	751	0	0
Alibaba	Com	01609W102	396	2,369	SH		DFND	0	2,369	0	0
Alphabet Inc Cap Stk CL C Cap	Com	02079K107	26	21	SH		SOLE	0	21	0	0
Alphabet Inc Cap Stk CL C Cap	Com	02079K107	1,131	928	SH		DFND	0	928	0	0
Alphabet Inc Cap Stk CL A Cap Stk	Com	02079K305	144	118	SH		SOLE	0	118	0	0
Alphabet Inc Cap Stk CL A Cap Stk	Com	02079K305	1,304	1,068	SH		DFND	0	926	0	142
Amazon Com Inc	Com	023135106	144	83	SH		SOLE	0	83	0	0
Amazon Com Inc	Com	023135106	1,979	1,140	SH		DFND	0	1,140	0	0
American Express Co	Com	025816109	21	181	SH		SOLE	0	181	0	0
American Express Co	Com	025816109	983	8,313	SH		DFND	0	8,313	0	0
Apple Computer Inc	Com	037833100	340	1,516	SH		SOLE	0	1,516	0	0
Apple Computer Inc	Com	037833100	3,520	15,717	SH		DFND	0	14,525	0	1,192
Apple Computer Inc	Com	037833100	224	1,001	SH		OTR	0	1,001	0	0
Atmos Energy Corporation	Com	049560105	989	8,680	SH		SOLE	0	8,680	0	0
Atmos Energy Corporation	Com	049560105	2,739	24,047	SH		OTR	0	24,047	0	0
Berkshire Hathaway Inc	Com	084670108	312	1	SH		SOLE	0	1	0	0
Berkshire Hathaway Inc-CL B	Com	084670702	726	3,492	SH		SOLE	0	3,492	0	0
Boeing Company	Com	097023105	1,591	4,181	SH		SOLE	0	4,181	0	0
Boeing Company	Com	097023105	226	595	SH		OTR	0	595	0	0
Booking Hldgs Inc	Com	09857L108	37	19	SH		SOLE	0	19	0	0
Booking Hldgs Inc	Com	09857L108	369	188	SH		DFND	0	188	0	0
Caterpillar Inc	Com	149123101	1,007	7,974	SH		SOLE	0	7,974	0	0
Caterpillar Inc	Com	149123101	199	1,572	SH		DFND	0	1,572	0	0
Caterpillar Inc	Com	149123101	92	730	SH		OTR	0	730	0	0
Causeway International Value	Com	14949P208	13,319	907,284	SH		SOLE	0	904,757	0	2,528
Causeway International Value	Com	14949P208	1,618	110,224	SH		DFND	0	107,470	650	2,105
Causeway International Value	Com	14949P208	103	7,035	SH		OTR	0	7,035	0	0
Chevron Corp	Com	166764100	398	3,352	SH		SOLE	0	3,352	0	0
Chevron Corp	Com	166764100	615	5,184	SH		DFND	0	5,184	0	0
Cisco Systems Inc	Com	17275R102	114	2,301	SH		SOLE	0	2,301	0	0
Cisco Systems Inc	Com	17275R102	161	3,260	SH		OTR	0	3,260	0	0
Coca-Cola Company - Common	Com	191216100	243	4,469	SH		SOLE	0	4,469	0	0
Colgate Palmolive Co	Com	194162103	503	6,837	SH		SOLE	0	6,837	0	0
Colgate Palmolive Co	Com	194162103	55	747	SH		DFND	0	0	0	747
Deere & Co - Common	Com	244199105	898	5,325	SH		SOLE	0	5,325	0	0
Digital Rlty Tr Inc	Com	253868103	38	290	SH		SOLE	0	290	0	0
Digital Rlty Tr Inc	Com	253868103	216	1,667	SH		OTR	0	1,667	0	0
Dollar Tree Inc Com Stk	Com	256746108	1,140	9,986	SH		DFND	0	9,986	0	0
Dominos Pizza	Com	25754A201	1,311	5,362	SH		DFND	0	5,362	0	0
Dunkin Brands Group	Com	265504100	1,668	21,012	SH		DFND	0	21,012	0	0
EOG Resources Inc	Com	26875P101	26	344	SH		SOLE	0	344	0	0
EOG Resources Inc	Com	26875P101	573	7,720	SH		DFND	0	7,720	0	0
Exxon Mobil Corp Com	Com	30231G102	661	9,360	SH		SOLE	0	9,360	0	0
Exxon Mobil Corp Com	Com	30231G102	60	856	SH		DFND	0	856	0	0
Exxon Mobil Corp Com	Com	30231G102	54	767	SH		OTR	0	767	0	0
FaceBook Inc	Com	30303M102	39	218	SH		SOLE	0	218	0	0
FaceBook Inc	Com	30303M102	1,981	11,126	SH		DFND	0	11,126	0	0
General Mills Inc	Com	370334104	232	4,200	SH		SOLE	0	4,200	0	0
General Mills Inc	Com	370334104	80	1,457	SH		OTR	0	1,457	0	0
Goldman Sachs Group Inc	Com	38141G104	35	167	SH		SOLE	0	167	0	0
Goldman Sachs Group Inc	Com	38141G104	215	1,036	SH		DFND	0	1,036	0	0
Halliburton Inc	Com	406216101	197	10,445	SH		DFND	0	10,445	0	0
Home Depot Inc	Com	437076102	240	1,034	SH		SOLE	0	1,034	0	0
Home Depot Inc	Com	437076102	237	1,021	SH		DFND	0	0	0	1,021
Honeywell International Inc	Com	438516106	147	870	SH		SOLE	0	870	0	0
Honeywell International Inc	Com	438516106	68	402	SH		DFND	0	0	0	402
Intel Corp	Com	458140100	193	3,755	SH		SOLE	0	3,755	0	0
Intel Corp	Com	458140100	521	10,101	SH		DFND	0	10,101	0	0
Intel Corp	Com	458140100	144	2,794	SH		OTR	0	2,794	0	0
Ishares JD Select Dividend	Com	464287168	3,358	32,942	SH		SOLE	0	32,942	0	0
Ishares JD Select Dividend	Com	464287168	3,441	33,754	SH		DFND	0	33,754	0	0
Ishares JD Select Dividend	Com	464287168	1,245	12,215	SH		OTR	0	12,215	0	0
Ishares Tr S&P 500 Index Fund	Com	464287200	11,421	38,259	SH		SOLE	0	38,259	0	0
Ishares Tr S&P 500 Index Fund	Com	464287200	3,471	11,629	SH		DFND	0	11,629	0	0
Ishares Tr S&P 500 Index Fund	Com	464287200	2,831	9,483	SH		OTR	0	9,483	0	0
IShares Core US Aggregate	Com	464287226	8,941	79,004	SH		SOLE	0	79,004	0	0
IShares Core US Aggregate	Com	464287226	9,302	82,191	SH		DFND	0	82,191	0	0
Ishares S&P 500/Barra Growth	Com	464287309	5,558	30,873	SH		SOLE	0	30,873	0	0
Ishares S&P 500/Barra Growth	Com	464287309	5,040	27,995	SH		DFND	0	10,230	0	17,765
Ishares S&P 500/Barra Growth	Com	464287309	2,514	13,965	SH		OTR	0	13,965	0	0
Ishares S&P 500/Barra Value	Com	464287408	27,290	229,055	SH		SOLE	0	229,055	0	0
Ishares S&P 500/Barra Value	Com	464287408	15,897	133,429	SH		DFND	0	111,124	0	22,305
Ishares S&P 500/Barra Value	Com	464287408	2,523	21,179	SH		OTR	0	21,179	0	0
ETF-Ishares Barclay 20 plus Yr Treasury Bd Fd	Com	464287432	340	2,379	SH		SOLE	0	2,379	0	0
EFT-Ishares Barclays 7-10Y	Com	464287440	838	7,447	SH		SOLE	0	7,447	0	0
IShares Barclays 1-3 Year Tr	Com	464287457	746	8,793	SH		SOLE	0	8,793	0	0
Ishares MSCI EAFE Index Fund	Com	464287465	10,465	160,476	SH		SOLE	0	160,476	0	0
Ishares MSCI EAFE Index Fund	Com	464287465	3,454	52,975	SH		DFND	0	52,975	0	0
Ishares MSCI EAFE Index Fund	Com	464287465	943	14,462	SH		OTR	0	14,462	0	0
Ishares Russell Midcap Value	Com	464287473	490	5,461	SH		SOLE	0	5,461	0	0
Ishares Russell Midcap Value	Com	464287473	1,168	13,016	SH		DFND	0	13,016	0	0
Ishares Russell Midcap Value	Com	464287473	463	5,165	SH		OTR	0	5,165	0	0
Ishares Russell Midcap Grwth	Com	464287481	532	3,761	SH		SOLE	0	3,761	0	0
Ishares Russell Midcap Grwth	Com	464287481	509	3,600	SH		DFND	0	3,600	0	0
Ishares Russell Midcap Grwth	Com	464287481	466	3,296	SH		OTR	0	3,296	0	0
Ishares Russell Midcap Index	Com	464287499	1,396	24,942	SH		SOLE	0	14,210	0	10,732
Ishares Russell Midcap Index	Com	464287499	4,792	85,656	SH		DFND	0	85,656	0	0
Ishares Russell Midcap Index	Com	464287499	47	832	SH		OTR	0	832	0	0
Ishares S&P Midcap 400	Com	464287507	499	2,581	SH		SOLE	0	2,581	0	0
IShares NASDAQ Biotechnology	Com	464287556	1,657	16,655	SH		DFND	0	16,655	0	0
Ishares Russell 2000 Value	Com	464287630	1,788	14,975	SH		SOLE	0	14,975	0	0
Ishares Russell 2000 Value	Com	464287630	203	1,700	SH		DFND	0	1,700	0	0
Ishares Russell 2000	Com	464287655	4,334	28,640	SH		SOLE	0	28,640	0	0
Ishares Russell 2000	Com	464287655	3,656	24,155	SH		DFND	0	24,155	0	0
Ishares Russell 2000	Com	464287655	1,512	9,994	SH		OTR	0	9,994	0	0
Ishares Tr US Tech Etf	Com	464287721	827	4,048	SH		SOLE	0	4,048	0	0
Ishares DJ US Real Estate	Com	464287739	213	2,278	SH		SOLE	0	2,278	0	0
Ishares S&P Smallcap 600	Com	464287804	331	4,252	SH		SOLE	0	4,252	0	0
I-Shares S&P Nat Amt-Free Mun	Com	464288414	360	3,153	SH		SOLE	0	3,153	0	0
Mfc Ishares Inc Msci Singapore Etf New	Com	46434G780	206	8,900	SH		OTR	0	8,900	0	0
JP Morgan Chase & Co Com	Com	46625H100	563	4,780	SH		SOLE	0	4,780	0	0
JP Morgan Chase & Co Com	Com	46625H100	2,212	18,799	SH		DFND	0	18,799	0	0
Johnson & Johnson	Com	478160104	226	1,749	SH		SOLE	0	1,749	0	0
Johnson & Johnson	Com	478160104	529	4,091	SH		DFND	0	4,091	0	0
Mastercard Inc Class A	Com	57636Q104	2,073	7,632	SH		DFND	0	7,234	0	398
Matador Resources Co	Com	576485205	319	19,296	SH		SOLE	0	19,296	0	0
Matador Resources Co	Com	576485205	1,720	104,040	SH		DFND	0	104,040	0	0
Merck & Co Inc New Com	Com	58933Y105	96	1,144	SH		SOLE	0	1,144	0	0
Merck & Co Inc New Com	Com	58933Y105	129	1,534	SH		DFND	0	1,534	0	0
Microsoft Corp.	Com	594918104	206	1,482	SH		SOLE	0	1,482	0	0
Microsoft Corp.	Com	594918104	3,246	23,349	SH		DFND	0	22,149	0	1,200
Micron Technology	Com	595112103	404	9,420	SH		DFND	0	9,420	0	0
Mundus Group Inc	Com	626137301	0	360,206	SH		DFND	0	360,206	0	0
Netflix Inc	Com	64110L106	24	90	SH		SOLE	0	90	0	0
Netflix Inc	Com	64110L106	1,814	6,780	SH		DFND	0	6,780	0	0
Nike Inc Cl B	Com	654106103	828	8,812	SH		DFND	0	8,812	0	0
Oracle Systems	Com	68389X105	250	4,538	SH		SOLE	0	4,538	0	0
Oracle Systems	Com	68389X105	1,215	22,086	SH		DFND	0	22,086	0	0
Oshkosh Truck Corporation	Com	688239201	235	3,105	SH		SOLE	0	3,105	0	0
Pfizer Inc	Com	717081103	6,221	173,152	SH		SOLE	0	173,152	0	0
Pfizer Inc	Com	717081103	11	300	SH		DFND	0	300	0	0
Pioneer Natural Resources Co	Com	723787107	308	2,450	SH		SOLE	0	2,450	0	0
Pioneer Natural Resources Co	Com	723787107	4	28	SH		DFND	0	28	0	0
Procter & Gamble - Common	Com	742718109	357	2,873	SH		SOLE	0	2,873	0	0
Procter & Gamble - Common	Com	742718109	555	4,462	SH		DFND	0	4,462	0	0
Procter & Gamble - Common	Com	742718109	115	922	SH		OTR	0	922	0	0
Qualcomm Inc	Com	747525103	29	380	SH		SOLE	0	380	0	0
Qualcomm Inc	Com	747525103	475	6,230	SH		DFND	0	6,230	0	0
Adr Royal Dutch Shell Plc	Com	780259206	65	1,109	SH		SOLE	0	1,109	0	0
Adr Royal Dutch Shell Plc	Com	780259206	389	6,615	SH		DFND	0	6,615	0	0
Adr Royal Dutch Shell Plc	Com	780259206	59	1,009	SH		OTR	0	1,009	0	0
S&P Depositary Receipt	Com	78462F103	16,764	56,487	SH		SOLE	0	56,487	0	0
S&P Depositary Receipt	Com	78462F103	10,233	34,481	SH		DFND	0	34,481	0	0
S&P Depositary Receipt	Com	78462F103	1,960	6,603	SH		OTR	0	6,603	0	0
Salesforce.com Inc	Com	79466L302	655	4,413	SH		DFND	0	4,413	0	0
Schlumberger Ltd	Com	806857108	19	570	SH		SOLE	0	570	0	0
Schlumberger Ltd	Com	806857108	460	13,475	SH		DFND	0	13,475	0	0
Health Care Select Sector	Com	81369Y209	32	350	SH		SOLE	0	350	0	0
Health Care Select Sector	Com	81369Y209	1,584	17,572	SH		DFND	0	17,572	0	0
Consumer Staples Spdr	Com	81369Y308	4,149	67,550	SH		DFND	0	67,550	0	0
Industrial Select Sector Spdr	Com	81369Y704	1,516	19,524	SH		DFND	0	19,524	0	0
Southwest Airlines	Com	844741108	16	300	SH		SOLE	0	300	0	0
Southwest Airlines	Com	844741108	1,063	19,683	SH		DFND	0	19,683	0	0
Starbucks Corp	Com	855244109	8	88	SH		SOLE	0	88	0	0
Starbucks Corp	Com	855244109	1,833	20,725	SH		DFND	0	20,725	0	0
3M Co Com	Com	88579Y101	272	1,656	SH		SOLE	0	1,656	0	0
Tyson Foods Inc - Cl A	Com	902494103	659	7,650	SH		SOLE	0	7,650	0	0
Union Pacific Corporation - Common	Com	907818108	150	923	SH		SOLE	0	923	0	0
Union Pacific Corporation - Common	Com	907818108	110	681	SH		DFND	0	0	0	681
United Technologies - Common	Com	913017109	286	2,097	SH		SOLE	0	2,097	0	0
Unitedhealth Group Inc	Com	91324P102	53	246	SH		SOLE	0	246	0	0
Unitedhealth Group Inc	Com	91324P102	321	1,477	SH		DFND	0	1,477	0	0
Visa Inc Class A	Com	92826C839	219	1,272	SH		SOLE	0	1,272	0	0
Visa Inc Class A	Com	92826C839	1,492	8,675	SH		DFND	0	8,675	0	0
Vulcan Materials Co Com	Com	929160109	347	2,297	SH		SOLE	0	2,297	0	0
Wal-Mart Stores Inc	Com	931142103	68	575	SH		SOLE	0	375	0	200
Wal-Mart Stores Inc	Com	931142103	568	4,790	SH		DFND	0	4,790	0	0
Wal-Mart Stores Inc	Com	931142103	115	971	SH		OTR	0	971	0	0
Wisdomtree Dvd Ex-Fin Fund	Com	97717W406	615	7,031	SH		OTR	0	7,031	0	0
Xcel Energy Inc Com	Com	98389B100	767	11,820	SH		SOLE	0	11,820	0	0