| BRK-B · Berkshire Hathaway Inc. Del | 7.83 | | 286,850 | $502.74 | $144,210,969 | $475.94 | -5.33% | $455.19 | $520.30 |
| GOOG · Alphabet Inc. | 5.82 | Reduce 1.12% | 440,600 | $243.55 | $107,308,130 | $400.71 | +64.53% | $156.16 | $402.00 |
| DHR · Danaher Corporation | 5.67 | | 526,950 | $198.26 | $104,473,107 | $171.16 | -13.67% | $170.74 | $242.80 |
| V · Visa, Inc. | 5.01 | Reduce 9.22% | 270,580 | $341.38 | $92,370,600 | $318.79 | -6.62% | $293.89 | $375.51 |
| MA · Mastercard Inc. | 4.81 | Reduce 5.56% | 155,900 | $568.81 | $88,677,479 | $495.48 | -12.89% | $480.50 | $601.77 |
| META · Meta Platforms, Inc. | 4.33 | Reduce 6.05% | 108,710 | $734.38 | $79,834,450 | $609.63 | -16.99% | $520.26 | $796.25 |
| MSFT · Microsoft Corp. | 4.33 | Add 18.92% | 153,975 | $517.95 | $79,751,351 | $415.06 | -19.86% | $356.28 | $555.45 |
| AON · Aon Plc | 4.13 | | 213,450 | $356.58 | $76,112,001 | $312.79 | -12.28% | $304.59 | $381.00 |
| TMO · Thermo Fisher Scientific Inc. | 3.96 | | 150,450 | $485.02 | $72,971,259 | $465.00 | -4.13% | $385.46 | $643.99 |
| IEX · Idex Corp. | 3.59 | Add 0.06% | 406,475 | $162.76 | $66,157,871 | $216.92 | +33.28% | $157.25 | $223.85 |
| VMC · Vulcan Matls Co. | 3.55 | Add 0.38% | 212,700 | $307.62 | $65,430,774 | $283.72 | -7.77% | $252.35 | $331.09 |
| CSGP · Costar Group Inc. | 3.30 | Reduce 5.98% | 719,850 | $84.37 | $60,733,745 | $32.77 | -61.16% | $32.71 | $97.43 |
| EFX · Equifax Inc. | 2.99 | Add 2.02% | 214,600 | $256.53 | $55,051,338 | $175.83 | -31.46% | $166.02 | $281.03 |
| AMZN · Amazon Com Inc. | 2.65 | | 222,500 | $219.57 | $48,854,325 | $272.68 | +24.19% | $196.00 | $278.56 |
| GPN · Global Pmts Inc. | 2.48 | Reduce 1.79% | 550,000 | $83.08 | $45,694,000 | $69.19 | -16.72% | $62.45 | $90.64 |
| TECH · Bio-Techne Corp. | 2.42 | | 802,150 | $55.63 | $44,623,605 | $48.36 | -13.07% | $45.12 | $72.16 |
| HEI · Heico Corp. New | 2.24 | Reduce 0.07% | 162,779 | $254.09 | $41,360,516 | $292.52 | +15.12% | $256.11 | $361.69 |
| LH · Labcorp Holdings Inc. | 2.18 | Reduce 1.01% | 139,750 | $287.06 | $40,116,635 | $254.12 | -11.47% | $239.67 | $293.72 |
| G1151C101 · Accenture Plc Ireland | 2.15 | Add 28.80% | 160,550 | $246.60 | $39,591,630 | — | — | — | — |
| IDXX · Idexx Labs Inc. | 1.97 | Reduce 5.80% | 56,800 | $638.89 | $36,288,952 | $560.11 | -12.33% | $496.61 | $769.98 |
| ADI · Analog Devices Inc. | 1.86 | Reduce 1.21% | 139,300 | $245.70 | $34,226,010 | $416.52 | +69.52% | $206.00 | $418.75 |
| SIRI · Sirius Xm Holdings Inc. | 1.75 | | 1,384,000 | $23.27 | $32,212,600 | $27.10 | +16.43% | $19.77 | $28.77 |
| LBRDA · Liberty Broadband Corp. | 1.73 | | 500,500 | $63.54 | $31,801,770 | $36.04 | -43.28% | $35.98 | $95.95 |
| TXN · Texas Instrs Inc. | 1.64 | | 164,575 | $183.73 | $30,237,365 | $287.80 | +56.64% | $152.73 | $292.64 |
| ODFL · Old Dominion Freight Line In | 1.59 | | 208,500 | $140.78 | $29,352,630 | $198.33 | +40.88% | $126.01 | $233.79 |
| KMX · Carmax Inc. | 1.58 | | 649,400 | $44.87 | $29,138,578 | $40.34 | -10.10% | $30.26 | $71.99 |
| CHTR · Charter Communications Inc. N | 1.53 | Add 8.63% | 102,605 | $275.11 | $28,227,149 | $154.86 | -43.71% | $154.70 | $437.06 |
| IT · Gartner Inc. | 1.53 | Add 22.12% | 107,375 | $262.87 | $28,225,666 | $158.65 | -39.65% | $139.18 | $451.73 |
| MLM · Martin Marietta Matls Inc. | 1.41 | | 41,275 | $630.28 | $26,014,807 | $590.38 | -6.33% | $532.80 | $710.97 |
| CRM · Salesforce Inc. | 1.13 | | 87,500 | $237.00 | $20,737,500 | $181.82 | -23.28% | $163.52 | $296.05 |
| ORCL · Oracle Corp. | 1.07 | Reduce 58.84% | 70,000 | $281.24 | $19,686,800 | $195.95 | -30.33% | $134.57 | $345.72 |
| ACIW · Aci Worldwide Inc. | 1.05 | Add 19.87% | 366,800 | $52.77 | $19,356,036 | $45.51 | -13.76% | $38.05 | $54.28 |
| PRM · Perimeter Solutions Inc. | 0.91 | Reduce 62.01% | 744,972 | $22.39 | $16,679,923 | $31.77 | +41.89% | $11.54 | $32.02 |
| LKQ · Lkq Corp. | 0.89 | Add 16.52% | 534,000 | $30.54 | $16,308,360 | $28.89 | -5.40% | $27.23 | $42.67 |
| ROP · Roper Technologies Inc. | 0.85 | | 31,425 | $498.69 | $15,671,333 | $343.32 | -31.16% | $313.07 | $584.03 |
| CMCSA · Comcast Corp. Cl A | 0.77 | | 451,500 | $31.42 | $14,186,130 | $25.39 | -19.18% | $24.13 | $34.36 |
| 45816D100 · Corecard Corporation | 0.75 | | 515,000 | $26.92 | $13,863,800 | — | — | — | — |
| LBRDA · Liberty Broadband Corp. | 0.48 | | 140,000 | $63.33 | $8,866,200 | $36.04 | -43.09% | $35.98 | $95.95 |
| MELI · Mercadolibre Inc. | 0.47 | New | 3,700 | $2336.94 | $8,646,678 | $1632.52 | -30.14% | $1593.21 | $2645.22 |
| CDW · Cdw Corp. | 0.31 | New | 35,650 | $159.28 | $5,678,332 | $104.79 | -34.21% | $104.41 | $192.30 |
| VLTO · Veralto Corp. | 0.22 | | 37,500 | $106.61 | $3,997,875 | $86.84 | -18.54% | $84.99 | $110.11 |
| GLIBA · Gci Liberty Inc. | 0.20 | New | 100,100 | $37.27 | $3,730,727 | $26.77 | -28.17% | $25.93 | $41.87 |
| RWT · Redwood Trust Inc. | 0.19 | | 3,500,000 | $1.00 | $3,507,000 | — | — | — | — |
| SPGI · S&P Global Inc. | 0.19 | | 7,140 | $486.71 | $3,475,109 | $420.12 | -13.68% | $381.61 | $579.05 |
| LIN · Linde Plc | 0.18 | | 6,900 | $475.00 | $3,277,500 | $493.16 | +3.82% | $387.78 | $521.28 |
| DEO · Diageo Plc | 0.15 | | 28,300 | $95.43 | $2,700,669 | $84.30 | -11.66% | $72.45 | $116.41 |
| FTV · Fortive Corp. | 0.12 | Add 2.09% | 46,400 | $48.99 | $2,273,136 | $60.43 | +23.35% | $46.34 | $62.80 |
| GLIBA · Gci Liberty Inc. | 0.06 | New | 28,000 | $37.55 | $1,051,540 | $26.77 | -28.72% | $25.93 | $41.87 |