| HealthInvest Partners AB | 30,000 | $9,184 | 14.62% |
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| INVESTMENT MANAGEMENT ASSOCIATES INC /ADV | 76,585 | $23,445 | 10.42% |
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| Axel Capital Management, LLC | 25,000 | $7,653 | 9.71% |
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| SCHARF INVESTMENTS, LLC | 841,405 | $257,600 | 7.64% |
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| MUHLENKAMP & CO INC | 65,585 | $20,078 | 6.99% |
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| EUBEL BRADY & SUTTMAN ASSET MANAGEMENT INC | 78,734 | $24,103 | 4.43% |
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| Zuckerman Investment Group, LLC | 77,863 | $23,836 | 3.84% |
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| Stanley Capital Management, LLC | 41,200 | $12,613 | 3.68% |
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| Sio Capital Management, LLC | 34,501 | $10,562 | 3.49% |
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| Hudson Portfolio Management LLC | 11,645 | $3,565 | 3.14% |
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| CONTRAVISORY INVESTMENT MANAGEMENT, INC. | 35,043 | $10,728 | 3.04% |
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| Main Street Research LLC | 104,213 | $31,903 | 3.00% |
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| VESTOR CAPITAL, LLC | 87,008 | $26,636 | 2.64% |
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| BRANDES INVESTMENT PARTNERS, LP | 397,206 | $121,596 | 2.60% |
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| Castellan Group | 12,131 | $3,714 | 2.58% |
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| MARTIN & CO INC /TN/ | 31,989 | $9,793 | 2.50% |
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| RIVER & MERCANTILE ASSET MANAGEMENT LLP | 55,265 | $16,940 | 2.22% |
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| Tekla Capital Management LLC | 206,022 | $63,070 | 2.22% |
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| SIGNATURE ESTATE & INVESTMENT ADVISORS LLC | 150,542 | $46,085 | 2.11% |
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| VAN DEN BERG MANAGEMENT I, INC | 30,456 | $9,323 | 2.10% |
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