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 (x$1000) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 10,123,816 28,686,679 SH   SOLE   28,686,679 0 0
CANADIAN NATL RY CO COM 136375102 1,753,000 13,066,169 SH   SOLE   13,066,169 0 0
CATERPILLAR INC COM 149123101 1,638,532 7,353,614 SH   SOLE   7,353,614 0 0
COCA-COLA FEMSA SAB DE CV SPONSORD ADR REP 191241108 341,499 6,214,719 SH   SOLE   6,214,719 0 0
COUPANG INC CL A 22266T109 101,029 5,714,285 SH   SOLE   5,714,285 0 0
CROWN CASTLE INTL CORP NEW COM 22822V101 262,145 1,420,072 SH   SOLE   1,420,072 0 0
DEERE & CO COM 244199105 373,771 899,655 SH   SOLE   899,655 0 0
ECOLAB INC COM 278865100 770,936 4,366,427 SH   SOLE   4,366,427 0 0
FEDEX CORP COM 31428X106 123,646 534,362 SH   SOLE   534,362 0 0
MADISON SQUARE GRDN SPRT COR CL A 55825T103 49,888 278,147 SH   SOLE   278,147 0 0
MICROSOFT CORP COM 594918104 291,236 944,620 SH   SOLE   944,620 0 0
ON HLDG AG NAMEN AKT A H5919C104 12,620 500,000 SH   SOLE   500,000 0 0
SANDERSON FARMS INC COM 800013104 98,289 524,236 SH   SOLE   524,236 0 0
SCHRODINGER INC COM 80810D103 238,214 6,981,664 SH   SOLE   6,981,664 0 0
UNITED PARCEL SERVICE INC CL B 911312106 158,848 740,689 SH   SOLE   740,689 0 0
WALMART INC COM 931142103 449,866 3,020,859 SH   SOLE   3,020,859 0 0
WASTE MGMT INC DEL COM 94106L109 2,953,437 18,633,672 SH   SOLE   18,633,672 0 0
WEBER INC CL A 94770D102 24,575 2,500,000 SH   SOLE   2,500,000 0 0