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   220,500 1,940 SH   SOLE 0 1,830 0 110
ABBVIE INC COM 00287Y109   245,006 1,345 SH   SOLE 0 1,171 0 174
ADOBE INC COM 00724F101   218,996 434 SH   SOLE 0 400 0 34
ALEXANDRIA REAL ESTATE EQ IN COM 015271109   11,575,989 89,799 SH   SOLE 0 89,059 0 740
ALPHABET INC CAP STK CL A 02079K305   21,958,504 145,488 SH   SOLE 0 144,130 0 1,358
ALPHABET INC CAP STK CL C 02079K107   521,947 3,428 SH   SOLE 0 3,202 0 226
AMAZON COM INC COM 023135106   1,032,870 5,726 SH   SOLE 0 5,298 0 428
AMGEN INC COM 031162100   388,904 1,368 SH   SOLE 0 1,313 0 55
APPLE INC COM 037833100   26,508,303 154,585 SH   SOLE 0 152,447 0 2,138
BANK AMERICA CORP COM 060505104   26,718,471 704,601 SH   SOLE 0 698,880 0 5,721
BANK NEW YORK MELLON CORP COM 064058100   308,728 5,358 SH   SOLE 0 5,267 0 91
BERKLEY W R CORP COM 084423102   14,503,806 163,996 SH   SOLE 0 162,691 0 1,305
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702   31,792,994 75,604 SH   SOLE 0 75,012 0 592
BOEING CO COM 097023105   1,797,509 9,314 SH   SOLE 0 9,164 0 150
BRISTOL-MYERS SQUIBB CO COM 110122108   230,776 4,255 SH   SOLE 0 4,089 0 166
BURKE HERBERT FINL SVCS CORP COM 12135Y108   14,292,132 255,080 SH   SOLE 0 255,080 0 0
CALIFORNIA WTR SVC GROUP COM 130788102   307,093 6,607 SH   SOLE 0 6,600 0 7
CAPITAL ONE FINL CORP COM 14040H105   19,085,911 128,188 SH   SOLE 0 127,059 0 1,129
CARMAX INC COM 143130102   13,956,242 160,214 SH   SOLE 0 159,031 0 1,183
CATERPILLAR INC COM 149123101   374,125 1,021 SH   SOLE 0 966 0 55
CHEVRON CORP NEW COM 166764100   2,948,476 18,692 SH   SOLE 0 18,692 0 0
COCA COLA CO COM 191216100   349,035 5,705 SH   SOLE 0 5,705 0 0
COMCAST CORP NEW CL A 20030N101   9,334,252 215,323 SH   SOLE 0 213,321 0 2,002
CORNING INC COM 219350105   343,311 10,416 SH   SOLE 0 10,300 0 116
COSTCO WHSL CORP NEW COM 22160K105   482,071 658 SH   SOLE 0 633 0 25
CVS HEALTH CORP COM 126650100   12,427,342 155,809 SH   SOLE 0 154,361 0 1,448
DIAGEO PLC SPON ADR NEW 25243Q205   8,758,109 58,882 SH   SOLE 0 58,334 0 548
DIMENSIONAL ETF TRUST US CORE EQT MKT 25434V104   5,584,810 152,841 SH   SOLE 0 145,092 0 7,749
DIMENSIONAL ETF TRUST INTL CORE EQT MK 25434V203   4,234,789 140,132 SH   SOLE 0 140,132 0 0
DIMENSIONAL ETF TRUST EMGR CRE EQT MNG 25434V302   1,439,248 58,222 SH   SOLE 0 58,222 0 0
DIMENSIONAL ETF TRUST US CORE EQUITY 2 25434V708   7,569,977 236,932 SH   SOLE 0 236,321 0 611
DIMENSIONAL ETF TRUST US TARGETED VLU 25434V609   469,023 8,617 SH   SOLE 0 8,617 0 0
DIMENSIONAL ETF TRUST WORLD EX US CORE 25434V880   2,204,808 86,667 SH   SOLE 0 86,095 0 572
DIMENSIONAL ETF TRUST US HIGH PROFITAB 25434V831   13,100,006 414,426 SH   SOLE 0 411,986 0 2,440
DIMENSIONAL ETF TRUST US REAL ESTATE E 25434V823   1,151,272 51,465 SH   SOLE 0 51,465 0 0
DIMENSIONAL ETF TRUST INTL HIGH PROFIT 25434V765   1,818,719 67,510 SH   SOLE 0 67,510 0 0
DIMENSIONAL ETF TRUST INTERNATIONAL 25434V690   1,539,931 45,736 SH   SOLE 0 45,736 0 0
DIMENSIONAL ETF TRUST US SUSTAINABILTY 25434V716   266,712 7,751 SH   SOLE 0 7,751 0 0
DISNEY WALT CO COM 254687106   669,587 5,472 SH   SOLE 0 5,378 0 94
ELI LILLY & CO COM 532457108   366,419 471 SH   SOLE 0 424 0 47
EXXON MOBIL CORP COM 30231G102   15,977,937 137,456 SH   SOLE 0 136,083 0 1,373
HOME DEPOT INC COM 437076102   482,299 1,257 SH   SOLE 0 1,190 0 67
INTERNATIONAL BUSINESS MACHS COM 459200101   637,854 3,340 SH   SOLE 0 3,247 0 93
ISHARES TR RUS 1000 ETF 464287622   232,152 806 SH   SOLE 0 806 0 0
ISHARES TR FLTG RATE NT ETF 46429B655   465,106 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   22,982,429 149,499 SH   SOLE 0 148,341 0 1,158
JOHNSON & JOHNSON COM 478160104   1,663,834 10,518 SH   SOLE 0 10,322 0 196
JPMORGAN CHASE & CO COM 46625H100   418,560 2,090 SH   SOLE 0 1,971 0 119
KELLANOVA COM 487836108   385,791 6,734 SH   SOLE 0 6,700 0 34
MARKEL GROUP INC COM 570535104   13,172,974 8,658 SH   SOLE 0 8,595 0 63
MARSH & MCLENNAN COS INC COM 571748102   757,182 3,676 SH   SOLE 0 3,637 0 39
MCDONALDS CORP COM 580135101   331,298 1,175 SH   SOLE 0 1,155 0 20
MERCK & CO INC COM 58933Y105   272,741 2,067 SH   SOLE 0 1,945 0 122
MICROSOFT CORP COM 594918104   30,149,150 71,661 SH   SOLE 0 70,663 0 998
NOVO-NORDISK A S ADR 670100205   22,545,756 175,590 SH   SOLE 0 174,370 0 1,220
OCCIDENTAL PETE CORP COM 674599105   14,052,788 216,230 SH   SOLE 0 214,356 0 1,874
PEPSICO INC COM 713448108   649,666 3,712 SH   SOLE 0 3,669 0 43
PERFORMANCE FOOD GROUP CO COM 71377A103   296,619 3,974 SH   SOLE 0 3,974 0 0
PFIZER INC COM 717081103   968,569 34,903 SH   SOLE 0 34,733 0 170
PHILLIPS 66 COM 718546104   231,943 1,420 SH   SOLE 0 1,357 0 63
PROCTER AND GAMBLE CO COM 742718109   1,680,261 10,356 SH   SOLE 0 10,325 0 31
PROGRESSIVE CORP COM 743315103   29,296,903 141,654 SH   SOLE 0 140,555 0 1,099
REPUBLIC SVCS INC COM 760759100   208,670 1,090 SH   SOLE 0 1,057 0 33
ROBERT HALF INC. COM 770323103   14,800,089 186,681 SH   SOLE 0 185,131 0 1,550
ROCKWELL AUTOMATION INC COM 773903109   394,461 1,354 SH   SOLE 0 1,340 0 14
SCHWAB STRATEGIC TR INTL EQTY ETF 808524805   243,567 6,242 SH   SOLE 0 6,242 0 0
SCHWAB STRATEGIC TR SHT TM US TRES 808524862   3,761,094 78,015 SH   SOLE 0 77,616 0 399
SCHWAB STRATEGIC TR INT-TRM U.S TRES 808524854   1,175,974 23,975 SH   SOLE 0 23,975 0 0
SCHWAB STRATEGIC TR US TIPS ETF 808524870   1,298,210 24,889 SH   SOLE 0 24,889 0 0
SELECT SECTOR SPDR TR TECHNOLOGY 81369Y803   323,235 1,552 SH   SOLE 0 1,552 0 0
SPDR DOW JONES INDL AVERAGE UT SER 1 78467X109   370,315 931 SH   SOLE 0 931 0 0
SPDR S&P 500 ETF TR TR UNIT 78462F103   1,763,269 3,371 SH   SOLE 0 3,371 0 0
UNION PAC CORP COM 907818108   1,217,845 4,952 SH   SOLE 0 4,888 0 64
VALERO ENERGY CORP COM 91913Y100   9,956,708 58,332 SH   SOLE 0 57,855 0 477
VANGUARD MALVERN FDS STRM INFPROIDX 922020805   4,200,815 87,718 SH   SOLE 0 86,257 0 1,461
VEEVA SYS INC CL A COM 922475108   722,641 3,119 SH   SOLE 0 3,111 0 8
VERISIGN INC COM 92343E102   15,215,000 80,286 SH   SOLE 0 79,660 0 626
VISA INC COM CL A 92826C839   885,182 3,172 SH   SOLE 0 3,057 0 115
WATERS CORP COM 941848103   12,229,115 35,526 SH   SOLE 0 35,243 0 283
WELLS FARGO CO NEW COM 949746101   5,847,816 100,894 SH   SOLE 0 100,766 0 128
YUM BRANDS INC COM 988498101   273,695 1,974 SH   SOLE 0 1,950 0 24