Starbucks (SBUX) option implied volatility into negative pre-announcement

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Starbucks Corp. (NASDAQ: SBUX) Delayed: 104.50 -1.08 (1.02%)
Previous Close $105.58    52 Week High $63.19 
Open $105.48    52 Week Low $50.84 
Day High $105.91    P/E 696.67 
Day Low $104.28    EPS $0.15 
Volume 2,093,298