COVID-19 vaccine: Pfizer to ship 13 million doses per week to US by mid-March Pfizer has shipped around 40 million doses to locations across the United States so far and is on track to deliver 120 million doses of its two-dose regimen by the end of March, said John Young, Pfizer's chief business officer Reuters | February 23, 2021 | Updated 09:08 IST Pfizer Inc expects to deliver more than 13 million doses of its COVID-19 vaccine per week to the United States by the middle of March, more than doubling its shipments from early February, a top Pfizer executive said in prepared testimony ahead of a Tuesday congressional hearing.