By Kamal Choudhury (Reuters) -Novavax shares jumped more than 15% on Monday after the company secured a long-awaited U.S. regulatory approval for its COVID-19 vaccine, albeit with new conditions, which helped allay some investor concerns over the future of the shot.

After a six-week delay, the US Food and Drug Administration has approved Novavax’s Covid-19 vaccine, according to a letter from the agency, but only for people 65 and older and those 12 and up who have at least one underlying condition that puts them at higher risk of severe illness.

Help Register Login Login Hi, %{firstName}% Hi, %{firstName}% Games Car rental The U.S. Food and Drug Administration (FDA) has officially approved a COVID-19 vaccine from Novavax for adults 65 and older and for individuals ages 12 to 64 who have an underlying health condition that puts them at higher risk for serious illness from a coronavirus infection.