|May 15, 2017||30.09||30.47||29.77||29.92||190,398|
|May 16, 2017||29.96||30.53||29.69||30.30||173,421|
|May 17, 2017||28.30||28.44||26.11||26.57||981,155|
|May 18, 2017||26.62||27.83||26.20||27.10||483,371|
|May 19, 2017||27.10||27.70||25.48||25.56||493,157|
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 Acceleron Pharma Inc. does not maintain or provide information directly to this service. Prices display split-adjusted cost basis per share on that date.