WHO Recommends New COVID Booster Shots To Target XBB Variants, Despite Slower Uptake
Portfolio Pulse from Vandana Singh
The World Health Organization recommends updating COVID booster shots to target the dominant XBB strains for the upcoming winter season. Pfizer, BioNTech, Moderna, and Novavax are already developing vaccines targeting these strains.

May 19, 2023 | 3:04 pm
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POSITIVE IMPACT
BioNTech is developing a vaccine targeting the XBB strains, following WHO's recommendation to update COVID booster shots.
The WHO's recommendation to update COVID booster shots to target XBB strains will likely increase demand for vaccines targeting these strains. BioNTech is already developing such a vaccine, which could positively impact its stock price in the short term.
CONFIDENCE 90
IMPORTANCE 80
RELEVANCE 100
POSITIVE IMPACT
Moderna is developing a vaccine targeting the XBB strains, following WHO's recommendation to update COVID booster shots.
The WHO's recommendation to update COVID booster shots to target XBB strains will likely increase demand for vaccines targeting these strains. Moderna is already developing such a vaccine, which could positively impact its stock price in the short term.
CONFIDENCE 90
IMPORTANCE 80
RELEVANCE 100
POSITIVE IMPACT
Novavax is developing a vaccine targeting the XBB strains, following WHO's recommendation to update COVID booster shots.
The WHO's recommendation to update COVID booster shots to target XBB strains will likely increase demand for vaccines targeting these strains. Novavax is already developing such a vaccine, which could positively impact its stock price in the short term.
CONFIDENCE 90
IMPORTANCE 80
RELEVANCE 100
POSITIVE IMPACT
Pfizer is developing a vaccine targeting the XBB strains, following WHO's recommendation to update COVID booster shots.
The WHO's recommendation to update COVID booster shots to target XBB strains will likely increase demand for vaccines targeting these strains. Pfizer is already developing such a vaccine, which could positively impact its stock price in the short term.
CONFIDENCE 90
IMPORTANCE 80
RELEVANCE 100