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
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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
AerCap Holdings COM n00985106 117,770,852 807,867 SH SOLE 807,867 0 0
Alphabet COM 38259p706 235,944,012 667,772 SH SOLE 667,772 0 0
Amazon COM 023135106 49,111,526 206,057 SH SOLE 206,057 0 0
Berkshire Hathaway 'A' COM 084670108 20,967,800 28 SH SOLE 28 0 0
Berkshire Hathaway COM 084670702 559,973,704 1,119,075 SH SOLE 1,119,075 0 0
Berkshire Hathaway COM 084670702 462,160,204 923,600 SH Call SOLE 923,600 0 0
Berkshire Hathaway COM 084670702 539,570,537 1,078,300 SH Call SOLE 1,078,300 0 0
Berkshire Hathaway COM 084670702 763,895,374 1,526,600 SH Call SOLE 1,526,600 0 0
Berkshire Hathaway COM 084670702 116,740,987 233,300 SH Call SOLE 233,300 0 0
Berkshire Hathaway COM 084670702 5,053,939 10,100 SH Call SOLE 10,100 0 0
Berkshire Hathaway COM 084670702 8,056,279 16,100 SH Call SOLE 16,100 0 0
Berkshire Hathaway COM 084670702 27,471,411 54,900 SH Call SOLE 54,900 0 0
Berkshire Hathaway COM 084670702 5,554,329 11,100 SH Call SOLE 11,100 0 0
Berkshire Hathaway COM 084670702 14,611,388 29,200 SH Call SOLE 29,200 0 0
Berkshire Hathaway COM 084670702 36,178,197 72,300 SH Call SOLE 72,300 0 0
Berkshire Hathaway COM 084670702 450,351 900 SH Call SOLE 900 0 0
Berkshire Hathaway COM 084670702 4,303,354 8,600 SH Call SOLE 8,600 0 0
Berkshire Hathaway COM 084670702 19,465,171 38,900 SH Call SOLE 38,900 0 0
Berkshire Hathaway COM 084670702 6,505,070 13,000 SH Call SOLE 13,000 0 0
Berkshire Hathaway COM 084670702 250,195 500 SH Call SOLE 500 0 0
Brookfield Corp. COM 11271J107 187,786,592 4,409,171 SH SOLE 4,409,171 0 0
Cimpress COM 045290255 48,051,725 472,485 SH SOLE 472,485 0 0
Disney (Walt) COM 254687106 43,329,226 450,174 SH SOLE 450,174 0 0
Fairfax Finl Hldgs COM 303901102 3,253,915 1,979 SH SOLE 1,979 0 0
First Citizens COM 31946M103 92,293,066 44,355 SH SOLE 44,355 0 0
Hershey Foods COM 427866108 36,015,028 205,272 SH SOLE 205,272 0 0
Jefferies COM 47233w109 34,281,773 685,910 SH SOLE 685,910 0 0
LKQ Corp COM 501889208 49,669,339 1,886,416 SH SOLE 1,886,416 0 0
Markel COM 570535104 154,696,297 79,209 SH SOLE 79,209 0 0
Sirius XM COM 829933100 86,487,194 2,927,799 SH SOLE 2,927,799 0 0
Wayfair COM 94419l101 15,621,260 169,025 SH SOLE 169,025 0 0