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
Estimated average burden
hours per response: 23.8
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   596,925 4,500 SH   SOLE   4,500 0 0
ABBVIE INC COM 00287Y109   374,865 1,789 SH   SOLE   1,789 0 0
AFFILIATED MANAGERS GROUP IN COM 008252108   11,341,106 67,495 SH   SOLE   67,495 0 0
ALPHABET INC CAP STK CL C 02079K107   1,292,022 8,270 SH   SOLE   8,270 0 0
ALPHABET INC CAP STK CL A 02079K305   491,291 3,177 SH   SOLE   3,177 0 0
ALTRIA GROUP INC COM 02209S103   219,073 3,650 SH   SOLE   3,650 0 0
AMGEN INC COM 031162100   200,638 644 SH   SOLE   644 0 0
AMPHENOL CORP NEW CL A 032095101   209,888 3,200 SH   SOLE   3,200 0 0
APPLE INC COM 037833100   3,748,888 16,877 SH   SOLE   16,877 0 0
AUTOMATIC DATA PROCESSING IN COM 053015103   546,899 1,790 SH   SOLE   1,790 0 0
BANK AMERICA CORP COM 060505104   221,396 5,305 SH   SOLE   5,305 0 0
BERKSHIRE HATHAWAY INC DEL CL A 084670108   11,178,182 14 SH   SOLE   14 0 0
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702   156,355,418 293,581 SH   SOLE   293,581 0 0
BOOKING HOLDINGS INC COM 09857L108   221,132 48 SH   SOLE   48 0 0
BRISTOL-MYERS SQUIBB CO COM 110122108   222,614 3,650 SH   SOLE   3,650 0 0
CABLE ONE INC COM 12685J105   10,534,100 39,636 SH   SOLE   39,636 0 0
CHEVRON CORP NEW COM 166764100   1,376,546 8,229 SH   SOLE   8,229 0 0
CLARUS CORP NEW COM 18270P109   91,710 24,456 SH   SOLE   24,456 0 0
CLOROX CO DEL COM 189054109   1,480,452 10,054 SH   SOLE   10,054 0 0
CNH INDL N V SHS N20944109   184,200 15,000 SH   SOLE   15,000 0 0
CNX RES CORP COM 12653C108   13,433,555 426,733 SH   SOLE   426,733 0 0
COCA COLA CO COM 191216100   5,262,297 73,475 SH   SOLE   73,475 0 0
COLGATE PALMOLIVE CO COM 194162103   1,174,998 12,540 SH   SOLE   12,540 0 0
CROWN CRAFTS INC COM 228309100   45,500 12,500 SH   SOLE   12,500 0 0
ELI LILLY & CO COM 532457108   553,360 670 SH   SOLE   670 0 0
ENBRIDGE INC COM 29250N105   535,974 12,096 SH   SOLE   12,096 0 0
EXXON MOBIL CORP COM 30231G102   1,146,028 9,636 SH   SOLE   9,636 0 0
GENERAL MLS INC COM 370334104   591,921 9,900 SH   SOLE   9,900 0 0
GOLDMAN SACHS GROUP INC COM 38141G104   249,108 456 SH   SOLE   456 0 0
GRAHAM HLDGS CO COM CL B 384637104   158,339,472 164,789 SH   SOLE   164,789 0 0
HALEON PLC SPON ADS 405552100   754,135 73,288 SH   SOLE   73,288 0 0
HERSHEY CO COM 427866108   1,771,016 10,355 SH   SOLE   10,355 0 0
HINGHAM INSTN SVGS MASS COM 433323102   214,020 900 SH   SOLE   900 0 0
ISHARES TR CORE S&P500 ETF 464287200   207,042 368 SH   SOLE   368 0 0
JOHNSON & JOHNSON COM 478160104   22,724,263 137,025 SH   SOLE   137,025 0 0
JOHNSON OUTDOORS INC CL A 479167108   7,599,161 305,924 SH   SOLE   305,924 0 0
JPMORGAN CHASE & CO. COM 46625H100   609,196 2,483 SH   SOLE   2,483 0 0
KELLANOVA COM 487836108   220,083 2,668 SH   SOLE   2,668 0 0
KIMBERLY-CLARK CORP COM 494368103   220,441 1,550 SH   SOLE   1,550 0 0
KRAFT HEINZ CO COM 500754106   974,907 32,038 SH   SOLE   32,038 0 0
LIBERTY BROADBAND CORP COM SER A 530307107   393,550 4,630 SH   SOLE   4,630 0 0
LIBERTY BROADBAND CORP COM SER C 530307305   8,560,112 100,648 SH   SOLE   100,648 0 0
LIBERTY GLOBAL LTD COM CL A G61188101   16,023,900 1,392,172 SH   SOLE   1,392,172 0 0
LIBERTY GLOBAL LTD COM CL C G61188127   9,935,675 830,048 SH   SOLE   830,048 0 0
LIBERTY MEDIA CORP DEL COM LBTY LIV S C 531229722   920,231 13,505 SH   SOLE   13,505 0 0
LOEWS CORP COM 540424108   24,579,688 267,432 SH   SOLE   267,432 0 0
MARSH & MCLENNAN COS INC COM 571748102   478,299 1,960 SH   SOLE   1,960 0 0
MASTERCARD INCORPORATED CL A 57636Q104   1,385,647 2,528 SH   SOLE   2,528 0 0
MCDONALDS CORP COM 580135101   427,749 1,369 SH   SOLE   1,369 0 0
MERCK & CO INC COM 58933Y105   1,694,241 18,875 SH   SOLE   18,875 0 0
META PLATFORMS INC CL A 30303M102   259,362 450 SH   SOLE   450 0 0
MICROSOFT CORP COM 594918104   1,224,522 3,262 SH   SOLE   3,262 0 0
MOHAWK INDS INC COM 608190104   9,955,925 87,195 SH   SOLE   87,195 0 0
MOLSON COORS BEVERAGE CO CL B 60871R209   21,912,497 359,988 SH   SOLE   359,988 0 0
MONDELEZ INTL INC CL A 609207105   2,408,833 35,502 SH   SOLE   35,502 0 0
NATIONAL PRESTO INDS INC COM 637215104   1,932,909 21,987 SH   SOLE   21,987 0 0
ORGANON & CO COMMON STOCK 68622V106   149,478 10,039 SH   SOLE   10,039 0 0
PEPSICO INC COM 713448108   439,474 2,931 SH   SOLE   2,931 0 0
PFIZER INC COM 717081103   225,830 8,912 SH   SOLE   8,912 0 0
PHILIP MORRIS INTL INC COM 718172109   604,920 3,811 SH   SOLE   3,811 0 0
PIPER SANDLER COMPANIES COM 724078100   541,880 2,188 SH   SOLE   2,188 0 0
POST HLDGS INC COM 737446104   15,000,084 128,911 SH   SOLE   128,911 0 0
PROCTER AND GAMBLE CO COM 742718109   4,619,893 27,109 SH   SOLE   27,109 0 0
PROGRESSIVE CORP COM 743315103   350,932 1,240 SH   SOLE   1,240 0 0
REPUBLIC SVCS INC COM 760759100   22,592,811 93,297 SH   SOLE   93,297 0 0
SEABOARD CORP DEL COM 811543107   11,670,457 4,327 SH   SOLE   4,327 0 0
SIRIUSXM HOLDINGS INC COMMON STOCK 829933100   1,483,197 65,788 SH   SOLE   65,788 0 0
SMUCKER J M CO COM NEW 832696405   270,567 2,285 SH   SOLE   2,285 0 0
SPDR S&P 500 ETF TR TR UNIT 78462F103   1,875,663 3,353 SH   SOLE   3,353 0 0
SUNRISE COMMUNICATIONS AG ADS CL A 867975104   20,339,748 421,200 SH   SOLE   421,200 0 0
SYSCO CORP COM 871829107   212,363 2,830 SH   SOLE   2,830 0 0
THERMO FISHER SCIENTIFIC INC COM 883556102   251,288 505 SH   SOLE   505 0 0
TOAST INC CL A 888787108   235,242 7,092 SH   SOLE   7,092 0 0
TRIPADVISOR INC COM 896945201   4,946,492 349,082 SH   SOLE   349,082 0 0
UNILEVER PLC SPON ADR NEW 904767704   16,982,464 285,180 SH   SOLE   285,180 0 0
UNITEDHEALTH GROUP INC COM 91324P102   1,109,826 2,119 SH   SOLE   2,119 0 0
VANGUARD INDEX FDS S&P 500 ETF SHS 922908363   846,097 1,646 SH   SOLE   1,646 0 0
VANGUARD INDEX FDS MID CAP ETF 922908629   235,603 911 SH   SOLE   911 0 0
VANGUARD TAX-MANAGED FDS VAN FTSE DEV MKT 921943858   352,150 6,928 SH   SOLE   6,928 0 0
VISA INC COM CL A 92826C839   1,278,128 3,647 SH   SOLE   3,647 0 0
VODAFONE GROUP PLC NEW SPONSORED ADR 92857W308   187,400 20,000 SH   SOLE   20,000 0 0
WHITE MTNS INS GROUP LTD COM G9618E107   153,931,555 79,931 SH   SOLE   79,931 0 0
ZOETIS INC CL A 98978V103   637,525 3,872 SH   SOLE   3,872 0 0