Pfizer Inc. (NYSE: PFE) laid out a plan to turn its Covid-19 vaccine into a long-term business, clinching supply agreements that will yield $26 billion in sales this year while expanding the shot to children and developing new formulations that can combat variants and be stored more easily. The drugmaker’s revenue forecast was an increase from $15 billion, reflecting the strong demand worldwide for a return to normalcy. Pfizer said it now expects to deliver 1.6 billion doses this year under contracts signed as of mid-April. Pfizer’s shares have gained 8,53% for the year but they look very promising for the future.