Canadian National Railway (CNI) option implied volatility low into quarter results

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CANADIAN NATIONAL RAILWAY (NYSE: CNI) Delayed: 113.43 -0.53 (0.47%)
Previous Close $113.96    52 Week High $67.66 
Open $113.72    52 Week Low $46.23 
Day High $115.17    P/E N/A 
Day Low $112.50    EPS $0.00 
Volume 1,611,984