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
ABBVIE INC COM 00287Y109   201,894 1,354 SH   SOLE 0 1,217 0 137
ADOBE INC COM 00724F101   219,767 431 SH   SOLE 0 400 0 31
ALEXANDRIA REAL ESTATE EQ IN COM 015271109   9,080,572 90,715 SH   SOLE 0 90,235 0 480
ALPHABET INC CAP STK CL A 02079K305   18,886,762 144,328 SH   SOLE 0 143,341 0 987
ALPHABET INC CAP STK CL C 02079K107   450,004 3,413 SH   SOLE 0 3,202 0 211
AMAZON COM INC COM 023135106   653,661 5,142 SH   SOLE 0 4,798 0 344
AMGEN INC COM 031162100   365,471 1,360 SH   SOLE 0 1,313 0 47
APPLE INC COM 037833100   26,357,045 153,946 SH   SOLE 0 152,514 0 1,432
BANK AMERICA CORP COM 060505104   19,541,921 713,730 SH   SOLE 0 709,811 0 3,919
BANK NEW YORK MELLON CORP COM 064058100   227,410 5,332 SH   SOLE 0 5,267 0 65
BERKLEY W R CORP COM 084423102   10,327,918 162,670 SH   SOLE 0 161,790 0 880
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702   32,761,457 93,524 SH   SOLE 0 93,000 0 524
BOEING CO COM 097023105   1,833,228 9,564 SH   SOLE 0 9,414 0 150
BRISTOL-MYERS SQUIBB CO COM 110122108   245,248 4,225 SH   SOLE 0 4,089 0 136
BURKE HERBERT FINL SVCS CORP COM 12135Y108   11,852,292 255,080 SH   SOLE 0 255,080 0 0
CABLE ONE INC COM 12685J105   9,085,615 14,758 SH   SOLE 0 14,673 0 85
CALIFORNIA WTR SVC GROUP COM 130788102   312,624 6,608 SH   SOLE 0 6,600 0 8
CAPITAL ONE FINL CORP COM 14040H105   12,148,233 125,175 SH   SOLE 0 124,386 0 789
CARMAX INC COM 143130102   11,276,979 159,437 SH   SOLE 0 158,595 0 842
CATERPILLAR INC COM 149123101   327,327 1,199 SH   SOLE 0 1,154 0 45
CHARTER COMMUNICATIONS INC N CL A 16119P108   7,720,600 17,554 SH   SOLE 0 17,450 0 104
CHEVRON CORP NEW COM 166764100   3,189,110 18,913 SH   SOLE 0 18,913 0 0
COCA COLA CO COM 191216100   612,408 10,940 SH   SOLE 0 10,895 0 45
CORNING INC COM 219350105   316,340 10,382 SH   SOLE 0 10,300 0 82
COSTCO WHSL CORP NEW COM 22160K105   396,602 702 SH   SOLE 0 683 0 19
CVS HEALTH CORP COM 126650100   11,083,765 158,748 SH   SOLE 0 157,690 0 1,058
DIAGEO PLC SPON ADR NEW 25243Q205   9,100 61 SH   OTR 0 61 0 0
DIAGEO PLC SPON ADR NEW 25243Q205   8,956,767 60,040 SH   SOLE 0 59,581 0 459
DIMENSIONAL ETF TRUST US CORE EQT MKT 25434V104   4,458,237 148,856 SH   SOLE 0 142,772 0 6,084
DIMENSIONAL ETF TRUST INTL CORE EQT MK 25434V203   3,349,991 128,303 SH   SOLE 0 128,303 0 0
DIMENSIONAL ETF TRUST EMGR CRE EQT MNG 25434V302   1,197,835 53,072 SH   SOLE 0 53,072 0 0
DIMENSIONAL ETF TRUST US CORE EQUITY 2 25434V708   5,894,555 224,983 SH   SOLE 0 224,983 0 0
DIMENSIONAL ETF TRUST US TARGETED VLU 25434V609   365,931 8,009 SH   SOLE 0 8,009 0 0
DIMENSIONAL ETF TRUST WORLD EX US CORE 25434V880   1,917,871 85,163 SH   SOLE 0 85,163 0 0
DIMENSIONAL ETF TRUST US HIGH PROFITAB 25434V831   3,325,159 129,434 SH   SOLE 0 129,434 0 0
DIMENSIONAL ETF TRUST US REAL ESTATE E 25434V823   1,059,604 54,283 SH   SOLE 0 54,283 0 0
DIMENSIONAL ETF TRUST INTL HIGH PROFIT 25434V765   1,309,678 56,476 SH   SOLE 0 56,476 0 0
DIMENSIONAL ETF TRUST INTERNATIONAL 25434V690   971,633 33,843 SH   SOLE 0 33,843 0 0
DIMENSIONAL ETF TRUST US SUSTAINABILTY 25434V716   215,052 7,751 SH   SOLE 0 7,751 0 0
DISNEY WALT CO COM 254687106   457,616 5,646 SH   SOLE 0 5,583 0 63
ELI LILLY & CO COM 532457108   252,988 471 SH   SOLE 0 424 0 47
EXXON MOBIL CORP COM 30231G102   15,466,446 131,540 SH   SOLE 0 130,520 0 1,020
HOME DEPOT INC COM 437076102   376,278 1,245 SH   SOLE 0 1,190 0 55
INTERNATIONAL BUSINESS MACHS COM 459200101   479,842 3,420 SH   SOLE 0 3,347 0 73
ISHARES TR FLTG RATE NT ETF 46429B655   463,557 9,109 SH   SOLE 0 9,109 0 0
J P MORGAN EXCHANGE TRADED F ULTRA SHT MUNCPL 46641Q654   411,117 8,149 SH   SOLE 0 8,149 0 0
JACOBS SOLUTIONS INC COM 46982L108   20,349,783 149,083 SH   SOLE 0 148,298 0 785
JOHNSON & JOHNSON COM 478160104   1,645,646 10,566 SH   SOLE 0 10,406 0 160
JPMORGAN CHASE & CO COM 46625H100   328,566 2,266 SH   SOLE 0 2,165 0 101
KELLANOVA COM 487836108   401,633 6,749 SH   SOLE 0 6,700 0 49
LIBERTY BROADBAND CORP COM SER C 530307305   4,028,764 44,117 SH   SOLE 0 43,821 0 296
MARKEL GROUP INC COM 570535104   12,782,686 8,681 SH   SOLE 0 8,637 0 44
MARSH & MCLENNAN COS INC COM 571748102   707,535 3,718 SH   SOLE 0 3,687 0 31
MCDONALDS CORP COM 580135101   307,968 1,169 SH   SOLE 0 1,155 0 14
MERCK & CO INC COM 58933Y105   214,960 2,088 SH   SOLE 0 1,955 0 133
MICROSOFT CORP COM 594918104   22,716,900 71,946 SH   SOLE 0 71,179 0 767
NOVO-NORDISK A S ADR 670100205   15,913,863 174,993 SH   SOLE 0 174,093 0 900
OCCIDENTAL PETE CORP COM 674599105   13,837,931 213,285 SH   SOLE 0 212,080 0 1,205
PEPSICO INC COM 713448108   641,153 3,784 SH   SOLE 0 3,715 0 69
PERFORMANCE FOOD GROUP CO COM 71377A103   467,878 7,949 SH   SOLE 0 7,949 0 0
PFIZER INC COM 717081103   1,231,464 37,126 SH   SOLE 0 36,742 0 384
PROCTER AND GAMBLE CO COM 742718109   1,515,194 10,388 SH   SOLE 0 10,357 0 31
PROGRESSIVE CORP COM 743315103   19,786,187 142,040 SH   SOLE 0 141,292 0 748
ROBERT HALF INC. COM 770323103   13,556,598 184,997 SH   SOLE 0 183,891 0 1,106
ROCKWELL AUTOMATION INC COM 773903109   387,640 1,356 SH   SOLE 0 1,347 0 9
SCHWAB STRATEGIC TR INTL EQTY ETF 808524805   211,982 6,242 SH   SOLE 0 6,242 0 0
SCHWAB STRATEGIC TR SHT TM US TRES 808524862   3,818,023 79,725 SH   SOLE 0 79,326 0 399
SCHWAB STRATEGIC TR INT-TRM U.S TRES 808524854   1,149,362 23,975 SH   SOLE 0 23,975 0 0
SCHWAB STRATEGIC TR US TIPS ETF 808524870   5,791,253 114,701 SH   SOLE 0 113,240 0 1,461
SELECT SECTOR SPDR TR TECHNOLOGY 81369Y803   254,419 1,552 SH   SOLE 0 1,552 0 0
SPDR DOW JONES INDL AVERAGE UT SER 1 78467X109   334,950 1,000 SH   SOLE 0 1,000 0 0
SPDR S&P 500 ETF TR TR UNIT 78462F103   1,439,325 3,367 SH   SOLE 0 3,367 0 0
UNION PAC CORP COM 907818108   1,054,193 5,177 SH   SOLE 0 5,127 0 50
VALERO ENERGY CORP COM 91913Y100   8,250,372 58,220 SH   SOLE 0 57,892 0 328
VEEVA SYS INC CL A COM 922475108   634,154 3,117 SH   SOLE 0 3,111 0 6
VERISIGN INC COM 92343E102   16,320,475 80,583 SH   SOLE 0 80,150 0 433
VISA INC COM CL A 92826C839   730,003 3,174 SH   SOLE 0 3,087 0 87
WATERS CORP COM 941848103   9,702,647 35,384 SH   SOLE 0 35,192 0 192
WELLS FARGO CO NEW COM 949746101   4,398,988 107,660 SH   SOLE 0 107,566 0 94
YUM BRANDS INC COM 988498101   245,882 1,968 SH   SOLE 0 1,950 0 18