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
ABBOTT LABS COM 002824100   211,665 1,923 SH   SOLE 0 1,830 0 93
ABBVIE INC COM 00287Y109   205,405 1,325 SH   SOLE 0 1,171 0 154
ADOBE INC COM 00724F101   259,521 435 SH   SOLE 0 400 0 35
ALEXANDRIA REAL ESTATE EQ IN COM 015271109   11,465,586 90,444 SH   SOLE 0 89,814 0 630
ALPHABET INC CAP STK CL A 02079K305   20,171,795 144,404 SH   SOLE 0 143,213 0 1,191
ALPHABET INC CAP STK CL C 02079K107   482,122 3,421 SH   SOLE 0 3,202 0 219
AMAZON COM INC COM 023135106   825,350 5,432 SH   SOLE 0 5,098 0 334
AMGEN INC COM 031162100   394,254 1,369 SH   SOLE 0 1,313 0 56
APPLE INC COM 037833100   29,710,177 154,315 SH   SOLE 0 152,348 0 1,967
BANK AMERICA CORP COM 060505104   23,369,312 694,069 SH   SOLE 0 689,138 0 4,931
BANK NEW YORK MELLON CORP COM 064058100   278,676 5,354 SH   SOLE 0 5,267 0 87
BERKLEY W R CORP COM 084423102   11,526,582 162,989 SH   SOLE 0 161,863 0 1,126
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702   34,017,517 95,378 SH   SOLE 0 94,739 0 639
BOEING CO COM 097023105   2,492,952 9,564 SH   SOLE 0 9,414 0 150
BRISTOL-MYERS SQUIBB CO COM 110122108   219,684 4,281 SH   SOLE 0 4,089 0 192
BURKE HERBERT FINL SVCS CORP COM 12135Y108   16,044,532 255,080 SH   SOLE 0 255,080 0 0
CABLE ONE INC COM 12685J105   6,226,016 11,186 SH   SOLE 0 11,141 0 45
CALIFORNIA WTR SVC GROUP COM 130788102   342,757 6,608 SH   SOLE 0 6,600 0 8
CAPITAL ONE FINL CORP COM 14040H105   16,543,148 126,168 SH   SOLE 0 125,192 0 976
CARMAX INC COM 143130102   11,891,554 154,959 SH   SOLE 0 153,955 0 1,004
CATERPILLAR INC COM 149123101   300,696 1,017 SH   SOLE 0 966 0 51
CHARTER COMMUNICATIONS INC N CL A 16119P108   6,639,043 17,081 SH   SOLE 0 16,952 0 129
CHEVRON CORP NEW COM 166764100   2,789,441 18,701 SH   SOLE 0 18,701 0 0
COCA COLA CO COM 191216100   642,045 10,895 SH   SOLE 0 10,895 0 0
CORNING INC COM 219350105   316,071 10,380 SH   SOLE 0 10,300 0 80
COSTCO WHSL CORP NEW COM 22160K105   433,012 656 SH   SOLE 0 633 0 23
CVS HEALTH CORP COM 126650100   12,284,585 155,580 SH   SOLE 0 154,314 0 1,266
DIAGEO PLC SPON ADR NEW 25243Q205   8,024,846 55,093 SH   SOLE 0 54,761 0 332
DIMENSIONAL ETF TRUST US CORE EQT MKT 25434V104   4,880,169 146,772 SH   SOLE 0 140,688 0 6,084
DIMENSIONAL ETF TRUST INTL CORE EQT MK 25434V203   3,726,064 130,100 SH   SOLE 0 130,100 0 0
DIMENSIONAL ETF TRUST EMGR CRE EQT MNG 25434V302   1,320,408 54,766 SH   SOLE 0 54,766 0 0
DIMENSIONAL ETF TRUST US CORE EQUITY 2 25434V708   6,708,987 229,524 SH   SOLE 0 229,353 0 171
DIMENSIONAL ETF TRUST US TARGETED VLU 25434V609   419,530 8,017 SH   SOLE 0 8,017 0 0
DIMENSIONAL ETF TRUST WORLD EX US CORE 25434V880   2,113,234 86,537 SH   SOLE 0 86,408 0 129
DIMENSIONAL ETF TRUST US HIGH PROFITAB 25434V831   4,315,418 150,836 SH   SOLE 0 150,836 0 0
DIMENSIONAL ETF TRUST US REAL ESTATE E 25434V823   1,150,189 50,580 SH   SOLE 0 50,580 0 0
DIMENSIONAL ETF TRUST INTL HIGH PROFIT 25434V765   1,609,524 62,725 SH   SOLE 0 62,725 0 0
DIMENSIONAL ETF TRUST INTERNATIONAL 25434V690   1,391,154 43,430 SH   SOLE 0 43,430 0 0
DIMENSIONAL ETF TRUST US SUSTAINABILTY 25434V716   241,289 7,751 SH   SOLE 0 7,751 0 0
DISNEY WALT CO COM 254687106   493,173 5,462 SH   SOLE 0 5,378 0 84
ELI LILLY & CO COM 532457108   272,807 468 SH   SOLE 0 424 0 44
EXXON MOBIL CORP COM 30231G102   13,442,523 134,452 SH   SOLE 0 133,191 0 1,261
HOME DEPOT INC COM 437076102   430,518 1,242 SH   SOLE 0 1,190 0 52
INTERNATIONAL BUSINESS MACHS COM 459200101   545,306 3,334 SH   SOLE 0 3,247 0 87
ISHARES TR RUS 1000 ETF 464287622   211,382 806 SH   SOLE 0 806 0 0
ISHARES TR FLTG RATE NT ETF 46429B655   461,098 9,109 SH   SOLE 0 9,109 0 0
J P MORGAN EXCHANGE TRADED F ULTRA SHT MUNCPL 46641Q654   413,480 8,149 SH   SOLE 0 8,149 0 0
JACOBS SOLUTIONS INC COM 46982L108   19,318,869 148,836 SH   SOLE 0 147,844 0 992
JOHNSON & JOHNSON COM 478160104   1,646,859 10,507 SH   SOLE 0 10,322 0 185
JPMORGAN CHASE & CO COM 46625H100   375,183 2,206 SH   SOLE 0 2,114 0 92
KELLANOVA COM 487836108   378,231 6,765 SH   SOLE 0 6,700 0 65
LIBERTY BROADBAND CORP COM SER C 530307305   3,364,310 41,746 SH   SOLE 0 41,724 0 22
MARKEL GROUP INC COM 570535104   12,289,234 8,655 SH   SOLE 0 8,601 0 54
MARSH & MCLENNAN COS INC COM 571748102   695,355 3,670 SH   SOLE 0 3,637 0 33
MCDONALDS CORP COM 580135101   347,517 1,172 SH   SOLE 0 1,155 0 17
MERCK & CO INC COM 58933Y105   224,254 2,057 SH   SOLE 0 1,945 0 112
MICROSOFT CORP COM 594918104   26,888,305 71,504 SH   SOLE 0 70,671 0 833
NOVO-NORDISK A S ADR 670100205   18,088,853 174,856 SH   SOLE 0 173,780 0 1,076
OCCIDENTAL PETE CORP COM 674599105   12,144,715 203,395 SH   SOLE 0 201,833 0 1,562
PEPSICO INC COM 713448108   631,135 3,716 SH   SOLE 0 3,669 0 47
PERFORMANCE FOOD GROUP CO COM 71377A103   549,673 7,949 SH   SOLE 0 7,949 0 0
PFIZER INC COM 717081103   1,031,245 35,820 SH   SOLE 0 35,475 0 345
PROCTER AND GAMBLE CO COM 742718109   1,517,568 10,356 SH   SOLE 0 10,325 0 31
PROGRESSIVE CORP COM 743315103   22,515,679 141,359 SH   SOLE 0 140,410 0 949
ROBERT HALF INC. COM 770323103   16,346,196 185,921 SH   SOLE 0 184,575 0 1,346
ROCKWELL AUTOMATION INC COM 773903109   420,079 1,353 SH   SOLE 0 1,340 0 13
SCHWAB STRATEGIC TR INTL EQTY ETF 808524805   230,708 6,242 SH   SOLE 0 6,242 0 0
SCHWAB STRATEGIC TR SHT TM US TRES 808524862   3,787,278 78,169 SH   SOLE 0 77,770 0 399
SCHWAB STRATEGIC TR INT-TRM U.S TRES 808524854   1,282,975 25,804 SH   SOLE 0 25,804 0 0
SCHWAB STRATEGIC TR US TIPS ETF 808524870   1,299,206 24,889 SH   SOLE 0 24,889 0 0
SELECT SECTOR SPDR TR TECHNOLOGY 81369Y803   298,729 1,552 SH   SOLE 0 1,552 0 0
SPDR DOW JONES INDL AVERAGE UT SER 1 78467X109   350,866 931 SH   SOLE 0 931 0 0
SPDR S&P 500 ETF TR TR UNIT 78462F103   2,541,007 5,346 SH   SOLE 0 5,346 0 0
UNION PAC CORP COM 907818108   1,263,961 5,146 SH   SOLE 0 5,097 0 49
UNITEDHEALTH GROUP INC COM 91324P102   200,059 380 SH   SOLE 0 319 0 61
VALERO ENERGY CORP COM 91913Y100   7,571,605 58,243 SH   SOLE 0 57,833 0 410
VANGUARD MALVERN FDS STRM INFPROIDX 922020805   4,165,728 87,718 SH   SOLE 0 86,257 0 1,461
VEEVA SYS INC CL A COM 922475108   600,085 3,117 SH   SOLE 0 3,111 0 6
VERISIGN INC COM 92343E102   16,578,956 80,496 SH   SOLE 0 79,957 0 539
VISA INC COM CL A 92826C839   823,431 3,163 SH   SOLE 0 3,057 0 106
WATERS CORP COM 941848103   11,619,185 35,292 SH   SOLE 0 35,049 0 243
WELLS FARGO CO NEW COM 949746101   4,964,575 100,865 SH   SOLE 0 100,766 0 99
YUM BRANDS INC COM 988498101   257,270 1,969 SH   SOLE 0 1,950 0 19