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
ADOBE INC COM 00724F101 713,998 1,567,090 SH   SOLE   1,567,090 0 0
ALARM COM HLDGS INC COM 011642105 64,396 968,939 SH   SOLE   968,939 0 0
AMERICAN TOWER CORP NEW COM 03027X100 1,758,132 6,998,377 SH   SOLE   6,998,377 0 0
ANSYS INC COM 03662Q105 193,692 609,764 SH   SOLE   609,764 0 0
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 5,793 16,414 SH   SOLE   16,414 0 0
BROOKFIELD ASSET MGMT INC CL A LTD VT SH 112585104 742,634 13,127,694 SH   SOLE   13,127,694 0 0
CARMAX INC COM 143130102 708,159 7,339,952 SH   SOLE   7,339,952 0 0
COSTAR GROUP INC COM 22160N109 643,997 9,668,180 SH   SOLE   9,668,180 0 0
DANAHER CORP DEL COM 235851102 485,549 1,655,300 SH   SOLE   1,655,300 0 0
DIGITALBRIDGE GROUP INC CL A COM 25401T108 75,635 10,504,800 SH   SOLE   10,504,800 0 0
DOLLAR TREE INC COM 256746108 5,193 32,427 SH   SOLE   32,427 0 0
GOOSEHEAD INS INC COM CL A 38267D109 23,050 293,366 SH   SOLE   293,366 0 0
KKR & CO L P DEL COM UNITS 48251w104 869,175 14,865,320 SH   SOLE   14,865,320 0 0
MASTERCARD INC CL A 57636Q104 2,092,514 5,855,151 SH   SOLE   5,855,151 0 0
MOODYS CORP COM 615369105 1,909,643 5,659,712 SH   SOLE   5,659,712 0 0
O REILLY AUTOMOTIVE INC NEW COM 67103H107 1,080,278 1,577,141 SH   SOLE   1,577,141 0 0
ROPER INDS INC NEW COM 776696106 784,247 1,660,730 SH   SOLE   1,660,730 0 0
SALESFORCE COM INC COM 79466L302 602,396 2,837,210 SH   SOLE   2,837,210 0 0
THREDUP INC CL A 88556E102 173 22,500 SH   SOLE   22,500 0 0
VERISK ANALYTICS INC CL A 92345Y106 524,617 2,444,286 SH   SOLE   2,444,286 0 0
VISA INC COM CL A 92826C839 1,163,126 5,244,738 SH   SOLE   5,244,738 0 0
MASTERCARD INC CALL 57636Q104 219,000 10,000 SH Call SOLE   10,000 0 0