| GHC Graham Holdings Co. Class B | 23.74% | 162,232 | $191.0M | Add +0.1% |
| WTM White Mountains Insurance GP | 16.93% | 81,489 | $136.2M | Add +3.1% |
| BRK.B Berkshire Hathaway Inc. Class B | 15.68% | 251,042 | $126.2M | Add +0.3% |
| SEB Seaboard Corp. | 3.51% | 7,740 | $28.2M | Add +0.7% |
| JNJ Johnson & Johnson | 3.47% | 150,446 | $27.9M | Reduce -5.7% |
| L Loews Corp. | 3.34% | 268,044 | $26.9M | Add +0.1% |
| PPLI People Inc. filed as IAC INC | 3.13% | 738,140 | $25.1M | New |
| TAP Molson Coors Beverage Co. Class B | 2.97% | 528,518 | $23.9M | Reduce -0.9% |
| RSG Republic Services Inc. | 2.55% | 89,547 | $20.5M | Reduce -2.4% |
| MHK Mohawk Industries Inc. | 2.36% | 147,240 | $19.0M | Add +0.3% |
| UL Unilever PLC | 2.03% | 275,150 | $16.3M | Reduce -2.1% |
| AMG Affiliated Managers Group | 1.98% | 66,900 | $16.0M | Reduce -0.3% |
| LBTYA Liberty Global Ltd. Class A | 1.91% | 1,340,791 | $15.4M | Reduce -1.4% |
| CNX CNX Resources Corp. | 1.67% | 418,322 | $13.4M | Add +0.9% |
| POST Post Holdings Inc. filed as POST HLDGS INC | 1.63% | 122,381 | $13.2M | Reduce -2.6% |
| BRK.A Berkshire Hathaway Inc. Class A | 1.31% | 14 | $10.6M | No change |
| IMKTA Ingles Markets Inc. Class A | 1.25% | 144,520 | $10.1M | New |
| JOUT Johnson Outdoors Inc. Class A | 1.19% | 236,654 | $9.6M | Reduce -12.8% |
| LBTYK Liberty Global Ltd. Class C | 0.90% | 614,217 | $7.2M | Reduce -22.6% |
| LBRDK Liberty Broadband-C | 0.75% | 94,879 | $6.0M | Reduce -4.2% |
| GLIBK Liberty Capital Corp. Class C filed as GCI LIBERTY INC | 0.70% | 151,441 | $5.6M | Add +664.3% |
| HTLD Heartland Express Inc. | 0.60% | 571,500 | $4.8M | New |
| TRIP Tripadvisor Inc. | 0.57% | 283,185 | $4.6M | Reduce -14.8% |
| KO The Coca-Cola Co. | 0.52% | 62,968 | $4.2M | Reduce -8.7% |
| PG The Procter & Gamble Co. | 0.48% | 25,149 | $3.9M | Reduce -5.4% |
| AAPL Apple Inc. | 0.42% | 13,335 | $3.4M | Reduce -2.1% |
| CABO Cable One Inc. | 0.34% | 15,358 | $2.7M | Reduce -12.7% |
| GOOG Alphabet Inc. Class C | 0.25% | 8,245 | $2.0M | Reduce -0.3% |
| MDLZ Mondelez International Inc. Class A | 0.24% | 31,532 | $2.0M | Add +0.1% |
| MSFT Microsoft Corp. | 0.21% | 3,257 | $1.7M | Reduce -0.1% |
| HSY The Hershey Co. | 0.20% | 8,650 | $1.6M | Reduce -4.8% |
| MRK Merck & Co. Inc. | 0.19% | 17,779 | $1.5M | Reduce -5.7% |
| SPY SS SPDR S&P 500 ETF Trust-US | 0.18% | 2,177 | $1.5M | Add +1.4% |
| MA Mastercard Inc. Class A | 0.18% | 2,528 | $1.4M | No change |
| SIRI Sirius XM Holdings Inc. | 0.16% | 55,981 | $1.3M | Reduce -13.2% |
| V Visa Inc. Class A | 0.15% | 3,647 | $1.2M | No change |
| LLYVK Liberty Media Corp.-Liberty-C | 0.15% | 12,832 | $1.2M | Reduce -3.8% |
| CLX Clorox Company | 0.14% | 8,861 | $1.1M | Reduce -1.3% |
| XOM Exxon Mobil Corp. | 0.13% | 8,978 | $1.0M | Add +0.8% |
| VOO Vanguard S&P 500 ETF | 0.11% | 1,471 | $901K | Reduce -12.0% |
| CL Colgate-Palmolive Co. | 0.10% | 10,315 | $825K | Reduce -3.5% |
| GOOGL Alphabet Inc. Class A | 0.10% | 3,177 | $772K | No change |
| UNH Unitedhealth Group Inc. | 0.09% | 2,119 | $732K | No change |
| JPM JPMorgan Chase & Co. | 0.09% | 2,310 | $729K | Reduce -3.1% |
| PIPR Piper Sandler Cos | 0.08% | 1,900 | $659K | Reduce -13.2% |
| KHC The Kraft Heinz Co. | 0.07% | 21,896 | $570K | Reduce -12.9% |
| PM Philip Morris International | 0.07% | 3,511 | $569K | No change |
| CVX Chevron Corp. | 0.07% | 3,520 | $547K | Reduce -48.4% |
| ZTS Zoetis Inc. | 0.07% | 3,691 | $540K | Reduce -4.7% |
| ENB Enbridge Inc. | 0.06% | 10,346 | $522K | No change |
| LLY Eli Lilly & Co. | 0.06% | 655 | $500K | Reduce -2.2% |
| ADP Automatic Data Processing | 0.06% | 1,640 | $481K | No change |
| ABT Abbott Laboratories | 0.06% | 3,500 | $469K | Reduce -22.2% |
| HLN Haleon PLC-ADR | 0.06% | 49,537 | $444K | Reduce -29.2% |
| ABBV Abbvie Inc. | 0.05% | 1,789 | $414K | No change |
| APH Amphenol Corp. Class A | 0.05% | 3,200 | $396K | No change |
| MRSH Marsh & McLennan Cos | 0.05% | 1,960 | $395K | No change |
| MCD McDonald's Corp. | 0.05% | 1,273 | $387K | Add +0.2% |
| GS Goldman Sachs Group Inc. | 0.05% | 456 | $363K | No change |
| GIS General Mills Inc. | 0.04% | 6,900 | $348K | No change |
| PGR Progressive Corp. | 0.04% | 1,231 | $304K | No change |
| VEA Vanguard Ftse Developed ETF | 0.04% | 4,928 | $295K | Reduce -9.2% |
| HIFS Hingham Institution for SVGS | 0.03% | 1,000 | $264K | No change |
| BKNG Booking Holdings Inc. | 0.03% | 48 | $259K | No change |
| TOST Toast Inc. Class A | 0.03% | 7,092 | $259K | No change |
| LLYVA Liberty Media Corp.-Liberty-A | 0.03% | 2,696 | $254K | Reduce -0.7% |
| IVV iShares Core S&P 500 ETF | 0.03% | 368 | $247K | No change |
| LBRDA Liberty Broadband-A | 0.03% | 3,760 | $238K | Reduce -18.8% |
| TMO Thermo Fisher Scientific Inc. | 0.03% | 475 | $230K | New |
| VO Vngrd Mrngstr MD-Cap ETF-Usd | 0.03% | 765 | $225K | No change |
| IDXX Idexx Laboratories Inc. | 0.03% | 350 | $224K | New |
| META Meta Platforms Inc. Class A | 0.03% | 300 | $220K | No change |
| RTX RTX Corp. | 0.03% | 1,231 | $206K | New |
| DFUV Dimensional US Marketwide Va | 0.03% | 4,567 | $204K | New |
| VOD Vodafone Group PLC-SP ADR | 0.02% | 15,000 | $174K | No change |
| CLAR Clarus Corp. | 0.01% | 18,255 | $64K | No change |
| CRWS Crown Crafts Inc. | 0.00% | 12,500 | $36K | No change |