Ticker	Issuer	Shares	Value	%	Share Price	Est. Cost/Share	Unrealized @ Report Date	Class	CUSIP
GOOG	ALPHABET INC CL C (GOOGLE C)	508,538	$52.89M	9.7%	$104.00 *	$107.16	-10.6%	Common Stocks	02079K107
AAPL	APPLE INC.	216,182	$35.65M	6.5%	$164.90 *	$85.01	+71.1%	Common Stocks	037833100
SHEL	SHELL PLC	570,018	$32.8M	6.0%	$57.54	$54.91	—	Common Stocks	780259305
EPD	ENTERPRISE PRODUCTS PRTNS	1,215,258	$31.48M	5.8%	$25.90	$45.52	—	Common Stocks	293792107
KMI	KINDER MORGAN, INC.	1,633,104	$28.6M	5.2%	$17.51 *	$13.88	+9.8%	Common Stocks	49456B101
QCOM	QUALCOMM INC	221,557	$28.27M	5.2%	$127.58 *	$45.29	+157.0%	Common Stocks	747525103
—	ACTIVISION BLIZZARD, INC.	326,857	$27.98M	5.1%	$85.59	$57.92	—	Common Stocks	00507V109
BMY	BRISTOL-MYERS SQUIBB CO	379,551	$26.31M	4.8%	$69.31 *	$42.42	+45.0%	Common Stocks	110122108
UNH	UNITEDHEALTH GROUP INC.	53,445	$25.26M	4.6%	$472.59 *	$233.17	+96.1%	Common Stocks	91324P102
BSM	BLACK STONE MINERALS LP	1,553,088	$24.37M	4.5%	$15.69	$9.96	—	Common Stocks	09225M101
GOOGL	ALPHABET INC CL A (GOOGLE A)	214,604	$22.26M	4.1%	$103.73 *	$106.39	-10.5%	Common Stocks	02079K305
LMT	LOCKHEED MARTIN CORP	44,085	$20.84M	3.8%	$472.73 *	$315.71	+37.2%	Common Stocks	539830109
PYPL	PAYPAL HOLDINGS, INC.	262,063	$19.9M	3.7%	$75.94	$120.09	-36.0%	Common Stocks	70450Y103
—	SPIRIT AEROSYSTEMS	567,559	$19.6M	3.6%	$34.53	$25.80	—	Common Stocks	848574109
RTX	RAYTHEON TECHNOLOGIES CORP.	196,390	$19.23M	3.5%	$97.93 *	$58.25	+58.4%	Common Stocks	75513E101
BUD	ANHEUSER-BUSCH INBEV SA	282,777	$18.87M	3.5%	$66.73	$51.05	—	Common Stocks	03524A108
LVS	LAS VEGAS SANDS	328,084	$18.85M	3.5%	$57.45 *	$39.79	+34.4%	Common Stocks	517834107
CHKP	CHECK POINT SOFTWARE TECH	131,942	$17.15M	3.1%	$130.00 *	$75.35	+68.9%	Common Stocks	M22465104
SFM	SPROUTS FARMERS MARKET INC	465,316	$16.3M	3.0%	$35.03 *	$19.41	+66.7%	Common Stocks	85208M102
ABBNY	ABB LIMITED	422,325	$14.49M	2.7%	$34.30	$19.34	—	Common Stocks	000375204
XYL	XYLEM INC.	111,986	$11.72M	2.2%	$104.70 *	$33.22	+203.8%	Common Stocks	98419M100
—	LIBERTY MEDIA - SIRIUSXM CL C	369,109	$10.33M	1.9%	$27.99	$42.86	—	Common Stocks	531229607
ACN	ACCENTURE PLC	28,305	$8.09M	1.5%	$285.81 *	$73.29	+256.6%	Common Stocks	G1151C101
HON	HONEYWELL INTL INC	10,463	$2M	0.4%	$191.12 *	$56.13	+214.7%	Common Stocks	438516106
MTDR	MATADOR RESOURCES CO.	30,000	$1.429M	0.3%	$47.65 *	$9.87	+469.7%	Common Stocks	576485205
EBAY	EBAY INC	29,136	$1.293M	0.2%	$44.37 *	$30.80	+40.6%	Common Stocks	278642103
—	DESPEGAR.COM	198,500	$1.219M	0.2%	$6.14	$9.30	—	Common Stocks	G27358103
—	VANGUARD S&P 500 ETF	2,699	$1.015M	0.2%	$376.07	$351.26	—	Common Stocks	922908413
V	VISA, INC.	3,149	$710K	0.1%	$225.46 *	$135.21	+61.1%	Common Stocks	92826C839
PAYX	PAYCHEX INC.	5,881	$674K	0.1%	$114.59 *	$53.26	+95.8%	Common Stocks	704326107
NVDA	NVIDIA CORP	2,353	$654K	0.1%	$277.77 *	$17.99	+20.2%	Common Stocks	67066G104
DMLP	DORCHESTER MINERALS LP	19,080	$578K	0.1%	$30.29	$10.66	—	Common Stocks	25820R105
AMZN	AMAZON COM INC	5,214	$539K	0.1%	$103.29 *	$123.23	-21.6%	Common Stocks	023135106
ACLLY	ACCELLERON INDUSTRIES AG	20,679	$484K	0.1%	$23.40	$20.38	—	Common Stocks	00449R109
GLD	SPDR GOLD TRUST	2,513	$460K	0.1%	$183.22	$183.22	—	Common Stocks	78463V107
PEP	PEPSICO INC	2,349	$428K	0.1%	$182.30 *	$121.71	+30.4%	Common Stocks	713448108
MSFT	MICROSOFT CORPORATION	1,450	$418K	0.1%	$288.30 *	$169.61	+47.1%	Common Stocks	594918104
AMGN	AMGEN INC	1,500	$363K	0.1%	$241.75 *	$129.97	+72.4%	Common Stocks	031162100
PG	PROCTER & GAMBLE	2,335	$347K	0.1%	$148.69 *	$120.78	+10.3%	Common Stocks	742718109
JPM	JP MORGAN CHASE & CO	2,457	$320K	0.1%	$130.31	$134.07	-4.4%	Common Stocks	46625H100
SPY	SPDR S & P 500 ETF	730	$299K	0.1%	$409.19	$383.69	—	Common Stocks	78462F103
XOM	EXXON MOBIL CORP	2,707	$297K	0.1%	$109.66 *	$81.86	+22.4%	Common Stocks	30231G102
—	REATA PHARMACEUTICALS INC.	2,565	$233K	0.0%	$90.92	$90.92	—	Common Stocks	75615P103