| RPTC Inc. | 3,822,501 | $241,506 | 59.44% |
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| IVY LANE CAPITAL MANAGEMENT, LLC | 224,000 | $14,152 | 13.40% |
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| Courant Investment Management LLC | 198,499 | $12,541 | 11.98% |
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| Route One Investment Company, L.P. | 4,462,293 | $281,928 | 10.22% |
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| Blue Whale Capital LLP | 1,067,000 | $67,413 | 9.91% |
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| PROVIDENT TRUST CO | 5,992,588 | $378,612 | 9.30% |
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| GFI Investment Counsel Ltd. | 874,041 | $55,222 | 8.67% |
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| Soapstone Management L.P. | 300,000 | $18,954 | 8.03% |
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| DSM CAPITAL PARTNERS LLC | 7,535,582 | $476,098 | 7.99% |
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| ALLEN OPERATIONS LLC | 502,815 | $31,768 | 7.98% |
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| Financial Avengers, Inc. | 154,207 | $9,743 | 7.90% |
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| Ruane, Cunniff & Goldfarb L.P. | 8,852,957 | $559,330 | 7.29% |
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| Intermede Investment Partners Ltd | 3,678,923 | $232,434 | 6.44% |
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| STAMINA CAPITAL MANAGEMENT LP | 163,333 | $10,319 | 6.26% |
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| Mount Capital Ltd | 273,308 | $17,268 | 6.07% |
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| LFL Advisers, LLC | 183,164 | $11,572 | 5.99% |
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| Yost Capital Management, LP | 80,532 | $5,088 | 5.94% |
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| Allen Investment Management LLC | 5,640,330 | $356,356 | 5.77% |
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| TITAN GLOBAL CAPITAL MANAGEMENT USA LLC | 370,864 | $23,431 | 5.70% |
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| Egerton Capital (UK) LLP | 12,561,039 | $793,606 | 5.36% |
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