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 FIGI (to the nearest dollar) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
SABRE CORP 4 CONVERT DUE 04/15/2025 Convertible Bonds 78573NAE2   1,087,087 1,150,000 PRN   SOLE 0 1,150,000 0 0
APPLE INC. Common Stocks 037833100   34,819,698 165,320 SH   SOLE 0 165,320 0 0
ACCENTURE PLC Common Stocks G1151C101   7,888,963 26,001 SH   SOLE 0 26,001 0 0
AMGEN INC Common Stocks 031162100   468,675 1,500 SH   SOLE 0 1,500 0 0
AMAZON COM INC Common Stocks 023135106   941,128 4,870 SH   SOLE 0 4,870 0 0
BRISTOL-MYERS SQUIBB CO Common Stocks 110122108   14,900,383 358,786 SH   SOLE 0 358,786 0 0
BERKSHIRE HATHAWAY CLASS B Common Stocks 084670702   308,354 758 SH   SOLE 0 758 0 0
BLACK STONE MINERALS LP Common Stocks 09225M101   21,253,550 1,356,321 SH   SOLE 0 1,356,321 0 0
ANHEUSER-BUSCH INBEV SA Common Stocks 03524A108   20,307,434 349,225 SH   SOLE 0 349,225 0 0
CHECK POINT SOFTWARE TECH Common Stocks M22465104   20,718,885 125,569 SH   SOLE 0 125,569 0 0
DESPEGAR.COM Common Stocks G27358103   2,626,155 198,500 SH   SOLE 0 198,500 0 0
DORCHESTER MINERALS LP Common Stocks 25820R105   923,803 29,945 SH   SOLE 0 29,945 0 0
EBAY INC Common Stocks 278642103   1,560,888 29,056 SH   SOLE 0 29,056 0 0
ENTERPRISE PRODUCTS PRTNS Common Stocks 293792107   34,756,236 1,199,318 SH   SOLE 0 1,199,318 0 0
FORTREA HOLDINGS INC. Common Stocks 34965K107   13,736,337 588,532 SH   SOLE 0 588,532 0 0
SPDR GOLD TRUST Common Stocks 78463V107   540,320 2,513 SH   SOLE 0 2,513 0 0
ALPHABET INC CL C (GOOGLE C) Common Stocks 02079K107   84,633,473 461,419 SH   SOLE 0 461,419 0 0
ALPHABET INC CL A (GOOGLE A) Common Stocks 02079K305   31,290,638 171,785 SH   SOLE 0 171,785 0 0
HONEYWELL INTL INC Common Stocks 438516106   2,215,691 10,376 SH   SOLE 0 10,376 0 0
JP MORGAN CHASE & CO Common Stocks 46625H100   479,963 2,373 SH   SOLE 0 2,373 0 0
KIMBERLY-CLARK CORPORATION Common Stocks 494368103   228,583 1,654 SH   SOLE 0 1,654 0 0
KINDER MORGAN, INC. Common Stocks 49456B101   33,455,357 1,683,712 SH   SOLE 0 1,683,712 0 0
LOCKHEED MARTIN CORP Common Stocks 539830109   21,928,477 46,946 SH   SOLE 0 46,946 0 0
LIBERTY MEDIA - SIRIUSXM CL C Common Stocks 531229789   17,733,983 800,270 SH   SOLE 0 800,270 0 0
LAS VEGAS SANDS Common Stocks 517834107   17,910,143 404,749 SH   SOLE 0 404,749 0 0
MICROSOFT CORPORATION Common Stocks 594918104   864,401 1,934 SH   SOLE 0 1,934 0 0
MATCH GROUP INC. Common Stocks 57667L107   14,290,479 470,391 SH   SOLE 0 470,391 0 0
MATADOR RESOURCES CO. Common Stocks 576485205   1,788,000 30,000 SH   SOLE 0 30,000 0 0
NVIDIA CORP Common Stocks 67066G104   2,803,123 22,690 SH   SOLE 0 22,690 0 0
PAYCHEX INC. Common Stocks 704326107   697,251 5,881 SH   SOLE 0 5,881 0 0
PEPSICO INC Common Stocks 713448108   360,207 2,184 SH   SOLE 0 2,184 0 0
PAYPAL HOLDINGS, INC. Common Stocks 70450Y103   30,877,241 532,091 SH   SOLE 0 532,091 0 0
QUALCOMM INC Common Stocks 747525103   38,211,090 191,842 SH   SOLE 0 191,842 0 0
ROIVANT SCIENCES LTD. Common Stocks G76279101   17,249,384 1,631,919 SH   SOLE 0 1,631,919 0 0
RAYTHEON TECHNOLOGIES CORP. Common Stocks 75513E101   20,190,838 201,124 SH   SOLE 0 201,124 0 0
SPROUTS FARMERS MARKET INC Common Stocks 85208M102   30,228,282 361,323 SH   SOLE 0 361,323 0 0
SHELL PLC Common Stocks 780259305   36,488,578 505,522 SH   SOLE 0 505,522 0 0
SPIRIT AEROSYSTEMS Common Stocks 848574109   21,381,048 650,473 SH   SOLE 0 650,473 0 0
SPDR S & P 500 ETF Common Stocks 78462F103   550,929 1,012 SH   SOLE 0 1,012 0 0
TEXAS INSTRUMENTS INC Common Stocks 882508104   213,983 1,100 SH   SOLE 0 1,100 0 0
UNITEDHEALTH GROUP INC. Common Stocks 91324P102   28,257,819 55,488 SH   SOLE 0 55,488 0 0
VISA, INC. Common Stocks 92826C839   912,346 3,476 SH   SOLE 0 3,476 0 0
VANGUARD S&P 500 ETF Common Stocks 922908363   817,713 1,635 SH   SOLE 0 1,635 0 0
EXXON MOBIL CORP Common Stocks 30231G102   1,250,203 10,860 SH   SOLE 0 10,860 0 0
XYLEM INC. Common Stocks 98419M100   13,081,920 96,453 SH   SOLE 0 96,453 0 0