|Mar 20, 2017||13.70||14.33||13.67||14.27||277,668|
|Mar 21, 2017||14.31||14.32||13.51||13.51||349,764|
|Mar 22, 2017||13.58||13.83||13.37||13.60||247,951|
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 Amphastar Pharmaceuticals, Inc. does not maintain or provide information directly to this service. Prices display split-adjusted cost basis per share on that date.