in an earnings report, saying the data was submitted to the U.S. Food and Drug Administration on Friday and that it expects to "soon" have an updated emergency use authorization.Pfizer added that it is working on a new formulation of its vaccine that could potentially be stored at standard refrigerator temperatures for up to 10 weeks.Currently, the two-dose vaccine developed by Pfizer and its German partner BioNTech is authorized to be stored in ultra-cold temperatures, between -80 and -60 degrees Celsius (-112°F to ‑76°F) for up to six months, or in cold storage, between -25 and -15 degrees Celsius (-13°F to 5°F) for up to two weeks, according to the U.S.