Historic Stock Lookup

Proofpoint protects people, data, and brands across email, social media, and mobile devices. We help customers manage critical data—and respond quickly when things go wrong.

Adjusted historic prices for the week of January 16, 2018
Date Open High Low Close Volume
Jan 16, 2018 99.97 101.05 95.57 95.75 538,047
Jan 17, 2018 96.48 97.63 95.10 97.55 394,671
Jan 18, 2018 97.59 98.77 97.30 98.05 306,960
Jan 19, 2018 98.10 99.71 98.02 99.57 391,605

Year End Stock Prices

Year end PFPT 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 Proofpoint, Inc. does not maintain or provide information directly to this service. Prices display split-adjusted cost basis per share on that date.