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 May 22, 2017
Date Open High Low Close Volume
May 22, 2017 83.20 84.43 82.51 84.27 479,780
May 23, 2017 84.70 85.40 82.86 84.81 659,836
May 24, 2017 84.88 86.75 84.88 85.70 552,998
May 25, 2017 86.00 88.82 85.96 88.15 750,082
May 26, 2017 88.19 89.65 87.81 89.42 837,146

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.