Merck (MRK) call put ratio 3.1 calls to 1 put after INTerpath-001 trial results

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Merck & Co. (NYSE: MRK) Delayed: 146.87 --0 (-0%)
Previous Close $146.87    52 Week High $65.46 
Open $146.87    52 Week Low $47.97 
Day High $146.87    P/E 99.91 
Day Low $146.87    EPS $1.47 
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