 Shares of Pfizer Inc. PFE, 1.99 climbed 2.2 and BioNTech SE BNTX, 4.87 hiked up 5.5 in morning trading Wednesday, after the companies said the U.S. Food and Drug Administration has granted Emergency Use Authorization EUA for its omicron bivalent COVID-19 booster vaccine for children aged 5 through 11. The drug makers said pending recommendation from the Centers for Disease Control and Prevention CDC, the 10-ug booster doses, adapted for the BA.4 and BA.5 subvariants, will be shipped immediately. 