BioNTech, Pfizer stocks rally after first participants in U.S. trial of COVID-19 vaccine were dosedMarket Watch • 05/05/20
Pfizer and BioNTech Complete Dosing of First Group in Coronavirus Vaccine TrialThe Motley Fool • 04/29/20
BioNTech and Pfizer announce completion of dosing for first cohort of Phase 1/2 trial of COVID-19 vaccine candidates in GermanyGlobeNewsWire • 04/29/20
Pfizer Says Coronavirus Vaccine Could Be Available By Fall, US Clinical Trials To Begin Next WeekBenzinga • 04/29/20
Pfizer Inc. (PFE) CEO Albert Bourla on Q1 2020 Results - Earnings Call TranscriptSeeking Alpha • 04/28/20
Pfizer's Sales Sank 8% in Q1. Here's Why Some Investors Liked the Results Anyway.The Motley Fool • 04/28/20
Earnings Buffet: A Plate Of Caterpillar, PepsiCo Now, Alphabet And Advanced Micro LaterForbes • 04/28/20