 SAN DIEGO, March 11, 2021 GLOBE NEWSWIRE -- Johnson Fistel, LLP announces that a class action lawsuit has commenced on behalf of shareholders of Penumbra, Inc. Penumbra or the Company NYSE: PEN. The class action is on behalf of shareholders who purchased Penumbra between August 3, 2020 and December 15, 2020, both dates inclusive the Class Period. If you wish to serve as lead plaintiff in this class action, you must move the Court no later than March 16, 2021. 