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
Berkshire Hathaway Inc Del CL B NEW 084670702   5,874,244 13,969 SH   SOLE   13,969 0 0
Booking Holdings Inc COM 09857L108   50,024,837 13,789 SH   SOLE   13,789 0 0
Brown & Brown Inc COM 115236101   9,883,354 112,901 SH   SOLE   112,901 0 0
Copart Inc COM 217204106   63,141,256 1,090,146 SH   SOLE   1,090,146 0 0
Costar Group Inc COM 22160N109   56,263,124 582,434 SH   SOLE   582,434 0 0
Credit Accep Corp Mich COM 225310101   35,255,076 63,920 SH   SOLE   63,920 0 0
Fair Isaac Corp COM 303250104   11,706,346 9,368 SH   SOLE   9,368 0 0
Fastenal Co COM 311900104   61,445,589 796,546 SH   SOLE   796,546 0 0
Graco Inc COM 384109104   46,431,200 496,803 SH   SOLE   496,803 0 0
Heico Corp New CL A 422806208   78,740,221 511,499 SH   SOLE   511,499 0 0
Idexx Labs Inc COM 45168D104   20,724,673 38,384 SH   SOLE   38,384 0 0
iShares Tr 0-3 MNTH TREASRY 46436E718   338,486 3,361 SH   SOLE   3,361 0 0
iShares Tr US HOME CONS ETF 464288752   195,767 1,691 SH   SOLE   1,691 0 0
Landstar Sys Inc COM 515098101   48,243,744 250,279 SH   SOLE   250,279 0 0
Moodys Corp COM 615369105   59,240,377 150,727 SH   SOLE   150,727 0 0
MSCI Inc COM 55354G100   18,684,372 33,338 SH   SOLE   33,338 0 0
NVR Inc COM 62944T105   54,107,733 6,680 SH   SOLE   6,680 0 0
Old Dominion Freight Line In COM 679580100   83,325,371 379,943 SH   SOLE   379,943 0 0
Primerica Inc COM 74164M108   68,214,780 269,666 SH   SOLE   269,666 0 0
Schwab Strategic Tr SHT TM US TRES 808524862   3,760 78 SH   SOLE   78 0 0
Schwab Strategic Tr US AGGREGATE B 808524839   286,120 6,220 SH   SOLE   6,220 0 0
Schwab Strategic Tr INTL EQTY ETF 808524805   3,952,921 101,305 SH   SOLE   101,305 0 0
Schwab Strategic Tr US BRD MKT ETF 808524102   251,160 4,114 SH   SOLE   4,114 0 0
SPDR Gold Tr GOLD SHS 78463V107   6,681,991 32,481 SH   SOLE   32,481 0 0
Stepan Co COM 858586100   451,100 5,010 SH   SOLE   5,010 0 0
Tyler Technologies Inc COM 902252105   45,799,078 107,760 SH   SOLE   107,760 0 0
Vanguard Whitehall Fds HIGH DIV YLD 921946406   3,811,790 31,505 SH   SOLE   31,505 0 0
Vanguard World Fd MEGA GRWTH IND 921910816   3,854,618 13,449 SH   SOLE   13,449 0 0
Vanguard Star Fds VG TL INTL STK F 921909768   70,732 1,173 SH   SOLE   1,173 0 0
Vanguard Index Fds TOTAL STK MKT 922908769   48,861 188 SH   SOLE   188 0 0
Veeva Sys Inc CL A COM 922475108   82,207,319 354,816 SH   SOLE   354,816 0 0