BIIB Price Data Last 54.43 Change 0.34 % Change 0.63% Time 11:24:15 Day Low 54.07 52 Wk Low 41.75 Bid 54.42 Bid Size 6 Prev Close 54.09 Open 54.20 Volume 939,768 10D Ave Vol 2,847,813 Day High 54.59 52 Wk High 55.37 Ask 54.43 Ask Size 2 Fundamental Data Market Cap 14b P/E Ratio 16.26 Shares Out 269601t EPS 3.34811 Yield 0.000000 Dividend 0.00 Div. Date N/A Exchange NASD