** Shares of vaccine maker Moderna MRNA.O rise 3.3% to over three-months high of $33.87
** MRNA says U.S. FDA approved its COVID-19 vaccine, Spikevax, in children aged six months through 11 years who are at an increased risk of the disease
** Co expects the updated shot to be available for eligible populations in the U.S. for the 2025-26 respiratory virus season
** Piper Sandler analysts expect Moderna's COVID vaccine sales to "bottom" in 2025
** Estimate new vaccine approvals to boost product sales to $3.1 billion in 2026 and $4.5 billion in 2027
** Up to last close, stock down 21.1% YTD