iShares MSCI China ETF (MCHI) option implied volatility increase

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ISHARES MSCI CHINA ETF (NASDAQ: MCHI) Delayed: 51.56 +2.16 (4.37%)
Previous Close $49.40    52 Week High $49.95 
Open $51.14    52 Week Low $35.27 
Day High $51.75    P/E N/A 
Day Low $51.13    EPS $0.00 
Volume 4,310,376