GlaxoSmithKline (GSK) option implied volatility low

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GLAXOSMITHKLINE PLC (NYSE: GSK) Delayed: 51.26 +0.98 (1.95%)
Previous Close $50.28    52 Week High $45.58 
Open $50.76    52 Week Low $37.82 
Day High $51.35    P/E N/A 
Day Low $50.65    EPS $0.00 
Volume 1,716,849