The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete. | |||||||||||||||||||||
UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 13F FORM 13F INFORMATION TABLE |
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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 |
BARCLAYS BK PLC CONV ZERO CPN | Convertible Bonds | 06741JV89 | 46 | 46,000 | PRN | SOLE | 0 | 46,000 | 0 | 0 | |
APPLE INC. | Common Stocks | 037833100 | 29,407 | 240,748 | SH | SOLE | 0 | 240,748 | 0 | 0 | |
ABB LIMITED | Common Stocks | 000375204 | 15,534 | 509,822 | SH | SOLE | 0 | 509,822 | 0 | 0 | |
ACCENTURE PLC | Common Stocks | G1151C101 | 11,088 | 40,139 | SH | SOLE | 0 | 40,139 | 0 | 0 | |
AMGEN INC | Common Stocks | 031162100 | 382 | 1,534 | SH | SOLE | 0 | 1,534 | 0 | 0 | |
AMAZON COM INC | Common Stocks | 023135106 | 885 | 286 | SH | SOLE | 0 | 286 | 0 | 0 | |
ACTIVISION BLIZZARD, INC. | Common Stocks | 00507V109 | 19,276 | 207,274 | SH | SOLE | 0 | 207,274 | 0 | 0 | |
BALLARD POWER SYSTEMS | Common Stocks | 058586108 | 298 | 12,226 | SH | SOLE | 0 | 12,226 | 0 | 0 | |
BRISTOL-MYERS SQUIBB CO | Common Stocks | 110122108 | 25,735 | 407,646 | SH | SOLE | 0 | 407,646 | 0 | 0 | |
BERKSHIRE HATHAWAY CLASS B | Common Stocks | 084670702 | 287 | 1,125 | SH | SOLE | 0 | 1,125 | 0 | 0 | |
BLACK STONE MINERALS LP | Common Stocks | 09225M101 | 10,134 | 1,162,175 | SH | SOLE | 0 | 1,162,175 | 0 | 0 | |
ANHEUSER-BUSCH INBEV SA | Common Stocks | 03524A108 | 17,157 | 272,977 | SH | SOLE | 0 | 272,977 | 0 | 0 | |
BLACKSTONE GROUP LP | Common Stocks | 09260D107 | 216 | 2,900 | SH | SOLE | 0 | 2,900 | 0 | 0 | |
CHECK POINT SOFTWARE TECH | Common Stocks | M22465104 | 10,084 | 90,064 | SH | SOLE | 0 | 90,064 | 0 | 0 | |
DORCHESTER MINERALS LP | Common Stocks | 25820R105 | 463 | 33,880 | SH | SOLE | 0 | 33,880 | 0 | 0 | |
EBAY INC | Common Stocks | 278642103 | 16,964 | 277,009 | SH | SOLE | 0 | 277,009 | 0 | 0 | |
ENTERPRISE PRODUCTS PRTNS | Common Stocks | 293792107 | 25,517 | 1,158,831 | SH | SOLE | 0 | 1,158,831 | 0 | 0 | |
GILEAD SCIENCES, INC | Common Stocks | 375558103 | 17,441 | 269,852 | SH | SOLE | 0 | 269,852 | 0 | 0 | |
GAMING AND LEISURE PROPERTIES INC. | Common Stocks | 36467J108 | 967 | 22,794 | SH | SOLE | 0 | 22,794 | 0 | 0 | |
ALPHABET INC CL C (GOOGLE C) | Common Stocks | 02079K107 | 52,851 | 25,549 | SH | SOLE | 0 | 25,549 | 0 | 0 | |
ALPHABET INC CL A (GOOGLE A) | Common Stocks | 02079K305 | 28,506 | 13,821 | SH | SOLE | 0 | 13,821 | 0 | 0 | |
HONEYWELL INTL INC | Common Stocks | 438516106 | 2,462 | 11,340 | SH | SOLE | 0 | 11,340 | 0 | 0 | |
INDEPENDENT BANK GROUP, INC | Common Stocks | 45384B106 | 202 | 2,800 | SH | SOLE | 0 | 2,800 | 0 | 0 | |
INOVALON HOLDINGS INC. (Class A) | Common Stocks | 45781D101 | 12,978 | 450,939 | SH | SOLE | 0 | 450,939 | 0 | 0 | |
JP MORGAN CHASE & CO | Common Stocks | 46625H100 | 230 | 1,509 | SH | SOLE | 0 | 1,509 | 0 | 0 | |
KINDER MORGAN, INC. | Common Stocks | 49456B101 | 22,644 | 1,360,008 | SH | SOLE | 0 | 1,360,008 | 0 | 0 | |
LIBERTY MEDIA - SIRIUSXM CL C | Common Stocks | 531229607 | 12,632 | 286,369 | SH | SOLE | 0 | 286,369 | 0 | 0 | |
LAS VEGAS SANDS | Common Stocks | 517834107 | 12,376 | 203,684 | SH | SOLE | 0 | 203,684 | 0 | 0 | |
MICROSOFT CORPORATION | Common Stocks | 594918104 | 431 | 1,829 | SH | SOLE | 0 | 1,829 | 0 | 0 | |
MATADOR RESOURCES CO. | Common Stocks | 576485205 | 1,055 | 45,000 | SH | SOLE | 0 | 45,000 | 0 | 0 | |
NIELSEN HOLDINGS PLC | Common Stocks | G6518L108 | 19,245 | 765,198 | SH | SOLE | 0 | 765,198 | 0 | 0 | |
NVIDIA CORP | Common Stocks | 67066G104 | 534 | 1,000 | SH | SOLE | 0 | 1,000 | 0 | 0 | |
NXP SEMICONDUCT | Common Stocks | N6596X109 | 2,094 | 10,400 | SH | SOLE | 0 | 10,400 | 0 | 0 | |
OWENS & MINOR, INC. | Common Stocks | 690732102 | 244 | 6,500 | SH | SOLE | 0 | 6,500 | 0 | 0 | |
PAYCHEX INC. | Common Stocks | 704326107 | 576 | 5,881 | SH | SOLE | 0 | 5,881 | 0 | 0 | |
HEALTHPEAK PROPERTIES, INC. | Common Stocks | 42250P103 | 2,625 | 82,698 | SH | SOLE | 0 | 82,698 | 0 | 0 | |
PEPSICO INC | Common Stocks | 713448108 | 275 | 1,944 | SH | SOLE | 0 | 1,944 | 0 | 0 | |
PFIZER INC | Common Stocks | 717081103 | 221 | 6,107 | SH | SOLE | 0 | 6,107 | 0 | 0 | |
QUALCOMM INC | Common Stocks | 747525103 | 34,131 | 257,417 | SH | SOLE | 0 | 257,417 | 0 | 0 | |
ROYAL DUTCH SHELL PLC ADR CL B | Common Stocks | 780259107 | 20,183 | 547,991 | SH | SOLE | 0 | 547,991 | 0 | 0 | |
REATA PHARMACEUTICALS INC. | Common Stocks | 75615P103 | 256 | 2,565 | SH | SOLE | 0 | 2,565 | 0 | 0 | |
RAYTHEON TECHNOLOGIES CORP. | Common Stocks | 75513E101 | 15,100 | 195,421 | SH | SOLE | 0 | 195,421 | 0 | 0 | |
SPROUTS FARMERS MARKET INC | Common Stocks | 85208M102 | 16,972 | 637,574 | SH | SOLE | 0 | 637,574 | 0 | 0 | |
SPIRIT AEROSYSTEMS | Common Stocks | 848574109 | 23,797 | 489,151 | SH | SOLE | 0 | 489,151 | 0 | 0 | |
SPDR S & P 500 ETF | Common Stocks | 78462F103 | 436 | 1,100 | SH | SOLE | 0 | 1,100 | 0 | 0 | |
TESLA MOTORS INC. | Common Stocks | 88160R101 | 227 | 340 | SH | SOLE | 0 | 340 | 0 | 0 | |
UNITEDHEALTH GROUP INC. | Common Stocks | 91324P102 | 21,439 | 57,621 | SH | SOLE | 0 | 57,621 | 0 | 0 | |
VISA, INC. | Common Stocks | 92826C839 | 712 | 3,362 | SH | SOLE | 0 | 3,362 | 0 | 0 | |
XYLEM INC. | Common Stocks | 98419M100 | 15,080 | 143,374 | SH | SOLE | 0 | 143,374 | 0 | 0 |