| WTM White Mountains Insurance GP | 21.30% | 80,158 | $155.9M | Reduce -2.7% |
| GHC Graham Holdings Co. Class B | 19.69% | 165,278 | $144.1M | Reduce -1.3% |
| BRK.B Berkshire Hathaway Inc. Class B | 18.86% | 304,563 | $138.1M | Reduce -3.6% |
| L Loews Corp. | 3.12% | 269,504 | $22.8M | Reduce -4.9% |
| JNJ Johnson & Johnson | 2.63% | 133,340 | $19.3M | Reduce -2.2% |
| RSG Republic Services Inc. | 2.61% | 94,906 | $19.1M | Reduce -3.3% |
| SNREY Sunrise Communicat Class A | 2.60% | 441,313 | $19.0M | New |
| LBTYA Liberty Global Ltd. Class A | 2.31% | 1,327,467 | $16.9M | Reduce -0.7% |
| UL Unilever PLC | 2.22% | 286,379 | $16.2M | Reduce -3.6% |
| CNX CNX Resources Corp. | 2.16% | 430,978 | $15.8M | Reduce -1.8% |
| CABO Cable One Inc. | 2.11% | 42,574 | $15.4M | Reduce -8.9% |
| POST Post Holdings Inc. filed as POST HLDGS INC | 2.02% | 129,346 | $14.8M | Reduce -1.6% |
| TAP Molson Coors Beverage Co. Class B | 1.74% | 221,718 | $12.7M | Add +306.5% |
| AMG Affiliated Managers Group | 1.72% | 67,979 | $12.6M | Reduce -2.0% |
| LBTYK Liberty Global Ltd. Class C | 1.59% | 888,283 | $11.7M | Reduce -8.8% |
| JOUT Johnson Outdoors Inc. Class A | 1.39% | 308,233 | $10.2M | Reduce -16.8% |
| BRK.A Berkshire Hathaway Inc. Class A | 1.30% | 14 | $9.5M | Reduce -6.7% |
| LBRDK Liberty Broadband-C | 1.06% | 103,912 | $7.8M | Reduce -2.9% |
| MHK Mohawk Industries Inc. | 0.96% | 58,982 | $7.0M | Add +9.3% |
| TRIP Tripadvisor Inc. | 0.84% | 415,511 | $6.1M | Reduce -23.6% |
| KO The Coca-Cola Co. | 0.66% | 78,100 | $4.9M | Reduce -5.5% |
| PG The Procter & Gamble Co. | 0.63% | 27,305 | $4.6M | Add +7.1% |
| MCY Mercury General Corp. | 0.52% | 57,236 | $3.8M | Reduce -3.8% |
| NPK National Presto Inds Inc. | 0.42% | 31,447 | $3.1M | Reduce -13.4% |
| AAPL Apple Inc. | 0.42% | 12,309 | $3.1M | Reduce -0.6% |
| MDLZ Mondelez International Inc. Class A | 0.30% | 37,081 | $2.2M | Reduce -0.8% |
| MRK Merck & Co. Inc. | 0.26% | 18,920 | $1.9M | Reduce -1.3% |
| HSY The Hershey Co. | 0.25% | 10,770 | $1.8M | Add +0.9% |
| SPY SS SPDR S&P 500 ETF Trust-US | 0.24% | 2,938 | $1.7M | Add +4.3% |
| CLX Clorox Company | 0.22% | 10,054 | $1.6M | Reduce -25.3% |
| GOOG Alphabet Inc. Class C | 0.22% | 8,420 | $1.6M | No change |
| SIRI Sirius XM Holdings Inc. | 0.21% | 66,589 | $1.5M | Reduce -4.9% |
| MSFT Microsoft Corp. | 0.19% | 3,262 | $1.4M | Reduce -1.5% |
| MA Mastercard Inc. Class A | 0.18% | 2,528 | $1.3M | No change |
| CVX Chevron Corp. | 0.16% | 8,229 | $1.2M | No change |
| V Visa Inc. Class A | 0.16% | 3,647 | $1.2M | No change |
| CL Colgate-Palmolive Co. | 0.16% | 12,540 | $1.1M | Reduce -5.6% |
| UNH Unitedhealth Group Inc. | 0.15% | 2,119 | $1.1M | No change |
| XOM Exxon Mobil Corp. | 0.14% | 9,616 | $1.0M | Add +0.1% |
| LLYVK Liberty Media Corp.-Liberty-C | 0.13% | 13,778 | $938K | Reduce -10.4% |
| KHC The Kraft Heinz Co. | 0.13% | 30,224 | $928K | Add +16.1% |
| VOO Vanguard S&P 500 ETF | 0.12% | 1,647 | $888K | Reduce -8.8% |
| LLY Eli Lilly & Co. | 0.11% | 1,005 | $776K | Reduce -11.1% |
| HLN Haleon PLC-ADR | 0.10% | 75,648 | $722K | Reduce -5.4% |
| ABT Abbott Laboratories | 0.09% | 6,000 | $679K | No change |
| PIPR Piper Sandler Cos | 0.09% | 2,188 | $656K | Reduce -31.4% |
| ZTS Zoetis Inc. | 0.09% | 3,872 | $631K | No change |
| GOOGL Alphabet Inc. Class A | 0.08% | 3,277 | $620K | No change |
| JPM JPMorgan Chase & Co. | 0.08% | 2,495 | $598K | Add +11.7% |
| GIS General Mills Inc. | 0.08% | 9,050 | $577K | Add +43.6% |
| ACN Accenture PLC Class A | 0.08% | 1,600 | $563K | No change |
| ADP Automatic Data Processing | 0.07% | 1,790 | $524K | No change |
| ENB Enbridge Inc. | 0.07% | 12,096 | $513K | No change |
| PM Philip Morris International | 0.06% | 3,904 | $470K | No change |
| MCD McDonald's Corp. | 0.06% | 1,568 | $454K | Add +0.1% |
| MRSH Marsh & McLennan Cos | 0.06% | 1,960 | $416K | No change |
| PEP Pepsico Inc. | 0.05% | 2,531 | $385K | Add +8.6% |
| LBRDA Liberty Broadband-A | 0.05% | 4,630 | $344K | Reduce -12.3% |
| ABBV Abbvie Inc. | 0.04% | 1,786 | $317K | No change |
| PGR Progressive Corp. | 0.04% | 1,240 | $297K | No change |
| META Meta Platforms Inc. Class A | 0.04% | 500 | $293K | No change |
| GS Goldman Sachs Group Inc. | 0.04% | 461 | $264K | Add +13.6% |
| TMO Thermo Fisher Scientific Inc. | 0.04% | 505 | $263K | No change |
| TOST Toast Inc. Class A | 0.04% | 7,092 | $259K | No change |
| BKNG Booking Holdings Inc. | 0.03% | 48 | $238K | No change |
| SJM The JM Smucker Co. filed as SMUCKER J M CO | 0.03% | 2,135 | $235K | Add +4.9% |
| HIFS Hingham Institution for SVGS | 0.03% | 900 | $229K | No change |
| NKE Nike Inc. Class B | 0.03% | 3,000 | $227K | No change |
| KKR KKR & Co. Inc. | 0.03% | 1,513 | $224K | New |
| PFE Pfizer Inc. | 0.03% | 8,412 | $223K | Reduce -20.0% |
| APH Amphenol Corp. Class A | 0.03% | 3,200 | $222K | No change |
| K Kellanova | 0.03% | 2,668 | $216K | No change |
| VEA Vanguard Ftse Developed ETF | 0.03% | 4,500 | $215K | No change |
| BAC Bank of America Corp. filed as BANK AMERICA CORP | 0.03% | 4,794 | $211K | New |
| BMY Bristol-Myers Squibb Co. | 0.03% | 3,650 | $206K | New |
| SRG Seritage Growth Prop- A | 0.03% | 50,072 | $206K | Reduce -16.9% |
| CNH CNH Industrial NV | 0.02% | 15,000 | $170K | No change |
| OGN Organon & Co. | 0.02% | 10,260 | $153K | New |
| VOD Vodafone Group PLC-SP ADR | 0.02% | 13,500 | $115K | Add +8.0% |
| CLAR Clarus Corp. | 0.02% | 24,456 | $110K | No change |
| CRWS Crown Crafts Inc. | 0.01% | 12,500 | $56K | No change |