 BOSTON, MA ACCESSWIRE July 28, 2021 Pieris Pharmaceuticals, Inc. NASDAQ:PIRS, a clinical-stage biotechnology company advancing novel biotherapeutics through its proprietary Anticalin technology platform for respiratory diseases, cancer and other indications, today announced that it will host a second quarter 2021 investor call on Wednesday, August 4, 2021 at 8:00 AM EDT to discuss financial results and provide a corporate update. To access the call, participants may dial 877-407-8920 Toll Free US Canada or 412-902-1010 International at least five minutes prior to the start of the call. 