Three Billionaires Behind Pfizer's Vaccine Partner BioNTech Are $2 Billion Richer After It Announces Covid-19 Vaccine Results

Stocks rallied on Monday after pharmaceutical giant Pfizer announced positive results from phase three trials of its Covid-19 vaccine — developed in partnership with German biotech outfit BioNTech — indicating that it could be 90% effective against the coronavirus. The news drove a 14% surge in BioNTech shares as of 1:30 pm ET, lifting the fortunes of its billionaire founder, Uğur Şahin, and the firm’s largest investors, the German billionaire brothers Thomas and Andreas Struengmann.