Adjusted historic prices for the week of April 17, 2017
Date Open High Low Close Volume
Apr 17, 2017 3.25 3.28 3.14 3.18 762,176
Apr 18, 2017 3.19 3.25 3.17 3.24 908,541
Apr 19, 2017 3.65 3.79 3.51 3.58 4,190,051
Apr 20, 2017 3.59 4.25 3.59 4.19 7,174,695
Apr 21, 2017 4.17 4.19 3.81 4.03 4,176,544

Year End Stock Prices

Year end IMGN stock price

The historical stock information provided is for informational purposes only and is not intended for trading purposes. The historical stock information is provided by Mergent, a third party service, and ImmunoGen, Inc. does not maintain or provide information directly to this service. Prices display split-adjusted cost basis per share on that date.


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