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
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 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   1,122,745 1,150,000 PRN   SOLE 0 1,150,000 0 0
APPLE INC. Common Stocks 037833100   37,919,939 196,956 SH   SOLE 0 196,956 0 0
ACCENTURE PLC Common Stocks G1151C101   9,262,971 26,397 SH   SOLE 0 26,397 0 0
AMGEN INC Common Stocks 031162100   432,030 1,500 SH   SOLE 0 1,500 0 0
AMAZON COM INC Common Stocks 023135106   717,765 4,724 SH   SOLE 0 4,724 0 0
BRISTOL-MYERS SQUIBB CO Common Stocks 110122108   18,640,923 363,300 SH   SOLE 0 363,300 0 0
BERKSHIRE HATHAWAY CLASS B Common Stocks 084670702   270,348 758 SH   SOLE 0 758 0 0
BLACK STONE MINERALS LP Common Stocks 09225M101   23,549,890 1,475,557 SH   SOLE 0 1,475,557 0 0
ANHEUSER-BUSCH INBEV SA Common Stocks 03524A108   19,337,923 299,256 SH   SOLE 0 299,256 0 0
CHECK POINT SOFTWARE TECH Common Stocks M22465104   19,572,857 128,103 SH   SOLE 0 128,103 0 0
DESPEGAR.COM Common Stocks G27358103   1,877,810 198,500 SH   SOLE 0 198,500 0 0
DORCHESTER MINERALS LP Common Stocks 25820R105   600,950 18,880 SH   SOLE 0 18,880 0 0
EBAY INC Common Stocks 278642103   1,270,912 29,136 SH   SOLE 0 29,136 0 0
ENTERPRISE PRODUCTS PRTNS Common Stocks 293792107   31,545,746 1,197,182 SH   SOLE 0 1,197,182 0 0
FORTREA HOLDINGS INC. Common Stocks 34965K107   18,810,297 538,977 SH   SOLE 0 538,977 0 0
SPDR GOLD TRUST Common Stocks 78463V107   480,410 2,513 SH   SOLE 0 2,513 0 0
ALPHABET INC CL C (GOOGLE C) Common Stocks 02079K107   68,210,684 484,004 SH   SOLE 0 484,004 0 0
ALPHABET INC CL A (GOOGLE A) Common Stocks 02079K305   25,791,943 184,637 SH   SOLE 0 184,637 0 0
HONEYWELL INTL INC Common Stocks 438516106   2,177,419 10,383 SH   SOLE 0 10,383 0 0
JP MORGAN CHASE & CO Common Stocks 46625H100   403,647 2,373 SH   SOLE 0 2,373 0 0
KIMBERLY-CLARK CORPORATION Common Stocks 494368103   437,436 3,600 SH   SOLE 0 3,600 0 0
KINDER MORGAN, INC. Common Stocks 49456B101   28,889,363 1,637,719 SH   SOLE 0 1,637,719 0 0
LOCKHEED MARTIN CORP Common Stocks 539830109   20,454,721 45,130 SH   SOLE 0 45,130 0 0
LIBERTY MEDIA - SIRIUSXM CL C Common Stocks 531229789   21,532,419 748,173 SH   SOLE 0 748,173 0 0
LAS VEGAS SANDS Common Stocks 517834107   17,009,486 345,651 SH   SOLE 0 345,651 0 0
MERCK & CO INC NEW Common Stocks 58933Y105   220,438 2,022 SH   SOLE 0 2,022 0 0
MICROSOFT CORPORATION Common Stocks 594918104   862,636 2,294 SH   SOLE 0 2,294 0 0
MATCH GROUP INC. Common Stocks 57667L107   13,774,626 377,387 SH   SOLE 0 377,387 0 0
MATADOR RESOURCES CO. Common Stocks 576485205   1,705,800 30,000 SH   SOLE 0 30,000 0 0
NVIDIA CORP Common Stocks 67066G104   925,071 1,868 SH   SOLE 0 1,868 0 0
PAYCHEX INC. Common Stocks 704326107   700,486 5,881 SH   SOLE 0 5,881 0 0
PEPSICO INC Common Stocks 713448108   422,052 2,485 SH   SOLE 0 2,485 0 0
PAYPAL HOLDINGS, INC. Common Stocks 70450Y103   29,415,943 479,009 SH   SOLE 0 479,009 0 0
QUALCOMM INC Common Stocks 747525103   30,950,386 213,997 SH   SOLE 0 213,997 0 0
RAYTHEON TECHNOLOGIES CORP. Common Stocks 75513E101   17,411,679 206,937 SH   SOLE 0 206,937 0 0
SPROUTS FARMERS MARKET INC Common Stocks 85208M102   21,421,266 445,256 SH   SOLE 0 445,256 0 0
SHELL PLC Common Stocks 780259305   35,624,712 541,409 SH   SOLE 0 541,409 0 0
SPIRIT AEROSYSTEMS Common Stocks 848574109   21,271,435 669,334 SH   SOLE 0 669,334 0 0
SPDR S & P 500 ETF Common Stocks 78462F103   462,505 973 SH   SOLE 0 973 0 0
TRAVELERS COMPANIES Common Stocks 89417E109   256,019 1,344 SH   SOLE 0 1,344 0 0
TEXAS INSTRUMENTS INC Common Stocks 882508104   240,690 1,412 SH   SOLE 0 1,412 0 0
UNITEDHEALTH GROUP INC. Common Stocks 91324P102   26,876,820 51,051 SH   SOLE 0 51,051 0 0
VISA, INC. Common Stocks 92826C839   928,929 3,568 SH   SOLE 0 3,568 0 0
VANGUARD S&P 500 ETF Common Stocks 922908363   886,704 2,030 SH   SOLE 0 2,030 0 0
EXXON MOBIL CORP Common Stocks 30231G102   1,147,171 11,474 SH   SOLE 0 11,474 0 0
XYLEM INC. Common Stocks 98419M100   11,957,939 104,564 SH   SOLE 0 104,564 0 0