| GHC Graham Holdings Co. Class B | 20.27% | 164,789 | $158.3M | Reduce -0.3% |
| BRK.B Berkshire Hathaway Inc. Class B | 20.02% | 293,581 | $156.4M | Reduce -3.6% |
| WTM White Mountains Insurance GP | 19.71% | 79,931 | $153.9M | Reduce -0.3% |
| L Loews Corp. | 3.15% | 267,432 | $24.6M | Reduce -0.8% |
| JNJ Johnson & Johnson | 2.91% | 137,025 | $22.7M | Add +2.8% |
| RSG Republic Services Inc. | 2.89% | 93,297 | $22.6M | Reduce -1.7% |
| TAP Molson Coors Beverage Co. Class B | 2.81% | 359,988 | $21.9M | Add +62.4% |
| SNREY Sunrise Communicat Class A | 2.60% | 421,200 | $20.3M | Reduce -4.6% |
| UL Unilever PLC | 2.17% | 285,180 | $17.0M | Reduce -0.4% |
| LBTYA Liberty Global Ltd. Class A | 2.05% | 1,392,172 | $16.0M | Add +4.9% |
| POST Post Holdings Inc. filed as POST HLDGS INC | 1.92% | 128,911 | $15.0M | Reduce -0.3% |
| CNX CNX Resources Corp. | 1.72% | 426,733 | $13.4M | Reduce -1.0% |
| SEB Seaboard Corp. | 1.49% | 4,327 | $11.7M | New |
| AMG Affiliated Managers Group | 1.45% | 67,495 | $11.3M | Reduce -0.7% |
| BRK.A Berkshire Hathaway Inc. Class A | 1.43% | 14 | $11.2M | No change |
| CABO Cable One Inc. | 1.35% | 39,636 | $10.5M | Reduce -6.9% |
| MHK Mohawk Industries Inc. | 1.27% | 87,195 | $10.0M | Add +47.8% |
| LBTYK Liberty Global Ltd. Class C | 1.27% | 830,048 | $9.9M | Reduce -6.6% |
| LBRDK Liberty Broadband-C | 1.10% | 100,648 | $8.6M | Reduce -3.1% |
| JOUT Johnson Outdoors Inc. Class A | 0.97% | 305,924 | $7.6M | Reduce -0.8% |
| KO The Coca-Cola Co. | 0.67% | 73,475 | $5.3M | Reduce -5.9% |
| TRIP Tripadvisor Inc. | 0.63% | 349,082 | $4.9M | Reduce -16.0% |
| PG The Procter & Gamble Co. | 0.59% | 27,109 | $4.6M | Reduce -0.7% |
| AAPL Apple Inc. | 0.48% | 16,877 | $3.7M | Add +37.1% |
| MDLZ Mondelez International Inc. Class A | 0.31% | 35,502 | $2.4M | Reduce -4.3% |
| NPK National Presto Inds Inc. | 0.25% | 21,987 | $1.9M | Reduce -30.1% |
| SPY SS SPDR S&P 500 ETF Trust-US | 0.24% | 3,353 | $1.9M | Add +14.1% |
| HSY The Hershey Co. | 0.23% | 10,355 | $1.8M | Reduce -3.9% |
| MRK Merck & Co. Inc. | 0.22% | 18,875 | $1.7M | Reduce -0.2% |
| SIRI Sirius XM Holdings Inc. | 0.19% | 65,788 | $1.5M | Reduce -1.2% |
| CLX Clorox Company | 0.19% | 10,054 | $1.5M | No change |
| MA Mastercard Inc. Class A | 0.18% | 2,528 | $1.4M | No change |
| CVX Chevron Corp. | 0.18% | 8,229 | $1.4M | No change |
| GOOG Alphabet Inc. Class C | 0.17% | 8,270 | $1.3M | Reduce -1.8% |
| V Visa Inc. Class A | 0.16% | 3,647 | $1.3M | No change |
| MSFT Microsoft Corp. | 0.16% | 3,262 | $1.2M | No change |
| CL Colgate-Palmolive Co. | 0.15% | 12,540 | $1.2M | No change |
| XOM Exxon Mobil Corp. | 0.15% | 9,636 | $1.1M | Add +0.2% |
| UNH Unitedhealth Group Inc. | 0.14% | 2,119 | $1.1M | No change |
| KHC The Kraft Heinz Co. | 0.12% | 32,038 | $975K | Add +6.0% |
| LLYVK Liberty Media Corp.-Liberty-C | 0.12% | 13,505 | $920K | Reduce -2.0% |
| VOO Vanguard S&P 500 ETF | 0.11% | 1,646 | $846K | Reduce -0.1% |
| HLN Haleon PLC-ADR | 0.10% | 73,288 | $754K | Reduce -3.1% |
| ZTS Zoetis Inc. | 0.08% | 3,872 | $638K | No change |
| JPM JPMorgan Chase & Co. | 0.08% | 2,483 | $609K | Reduce -0.5% |
| PM Philip Morris International | 0.08% | 3,811 | $605K | Reduce -2.4% |
| ABT Abbott Laboratories | 0.08% | 4,500 | $597K | Reduce -25.0% |
| GIS General Mills Inc. | 0.08% | 9,900 | $592K | Add +9.4% |
| LLY Eli Lilly & Co. | 0.07% | 670 | $553K | Reduce -33.3% |
| ADP Automatic Data Processing | 0.07% | 1,790 | $547K | No change |
| PIPR Piper Sandler Cos | 0.07% | 2,188 | $542K | No change |
| ENB Enbridge Inc. | 0.07% | 12,096 | $536K | No change |
| GOOGL Alphabet Inc. Class A | 0.06% | 3,177 | $491K | Reduce -3.0% |
| MRSH Marsh & McLennan Cos | 0.06% | 1,960 | $478K | No change |
| PEP Pepsico Inc. | 0.06% | 2,931 | $439K | Add +15.8% |
| MCD McDonald's Corp. | 0.05% | 1,369 | $428K | Reduce -12.7% |
| LBRDA Liberty Broadband-A | 0.05% | 4,630 | $394K | No change |
| ABBV Abbvie Inc. | 0.05% | 1,789 | $375K | Add +0.2% |
| VEA Vanguard Ftse Developed ETF | 0.05% | 6,928 | $352K | Add +54.0% |
| PGR Progressive Corp. | 0.04% | 1,240 | $351K | No change |
| SJM The JM Smucker Co. filed as SMUCKER J M CO | 0.03% | 2,285 | $271K | Add +7.0% |
| META Meta Platforms Inc. Class A | 0.03% | 450 | $259K | Reduce -10.0% |
| TMO Thermo Fisher Scientific Inc. | 0.03% | 505 | $251K | No change |
| GS Goldman Sachs Group Inc. | 0.03% | 456 | $249K | Reduce -1.1% |
| VO Vngrd Mrngstr MD-Cap ETF-Usd | 0.03% | 911 | $236K | New |
| TOST Toast Inc. Class A | 0.03% | 7,092 | $235K | No change |
| PFE Pfizer Inc. | 0.03% | 8,912 | $226K | Add +5.9% |
| BMY Bristol-Myers Squibb Co. | 0.03% | 3,650 | $223K | No change |
| BAC Bank of America Corp. filed as BANK AMERICA CORP | 0.03% | 5,305 | $221K | Add +10.7% |
| BKNG Booking Holdings Inc. | 0.03% | 48 | $221K | No change |
| KMB Kimberly-Clark Corp. | 0.03% | 1,550 | $220K | New |
| K Kellanova | 0.03% | 2,668 | $220K | No change |
| MO Altria Group Inc. | 0.03% | 3,650 | $219K | New |
| HIFS Hingham Institution for SVGS | 0.03% | 900 | $214K | No change |
| SYY Sysco Corp. | 0.03% | 2,830 | $212K | New |
| APH Amphenol Corp. Class A | 0.03% | 3,200 | $210K | No change |
| IVV iShares Core S&P 500 ETF | 0.03% | 368 | $207K | New |
| AMGN Amgen Inc. | 0.03% | 644 | $201K | New |
| VOD Vodafone Group PLC-SP ADR | 0.02% | 20,000 | $187K | Add +48.1% |
| CNH CNH Industrial NV | 0.02% | 15,000 | $184K | No change |
| OGN Organon & Co. | 0.02% | 10,039 | $149K | Reduce -2.1% |
| CLAR Clarus Corp. | 0.01% | 24,456 | $92K | No change |
| CRWS Crown Crafts Inc. | 0.01% | 12,500 | $46K | No change |