|Oct 20, 2014||46.90||47.57||46.80||47.28||694,113|
|Oct 21, 2014||47.58||48.87||47.44||48.19||542,406|
|Oct 22, 2014||48.41||48.63||47.49||47.59||910,752|
|Oct 23, 2014||47.87||49.01||47.87||48.87||785,760|
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 Armstrong World Industries Inc does not maintain or provide information directly to this service. Prices display split-adjusted cost basis per share on that date.