Vaccines 12 May 2026

Moderna Shares Dip With FDA Vote Putting COVID Vaccine Plan to Test
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Moderna Shares Dip With FDA Vote Putting COVID Vaccine Plan to Test

Moderna shares slipped at the open on the Nasdaq Thursday. Investors watched as a U.S. Food and Drug Administration advisory committee met to discuss what might be next for COVID-19 vaccines. The stock dropped around 2.6% to $46.39, trailing both the iShares Nasdaq Biotechnology ETF, which was steady, and the SPDR S&P Biotech ETF, off about 0.6%. Pfizer was close to flat. BioNTech slid roughly 1.3%.
May 28, 2026
Valneva’s Brazil Vaccine Green Light Comes With a Stock-Market Catch
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Valneva’s Brazil Vaccine Green Light Comes With a Stock-Market Catch

SÃO PAULO, May 12, 2026, 14:07 Valneva’s Brazilian partner has secured approval to produce the chikungunya vaccine locally, paving a route for the shot to potentially enter Brazil’s public health system. The update lands as Valneva’s stock faces a turbulent stretch. Anvisa, the national health regulator, authorized Instituto Butantan to handle manufacturing in Brazil. Until now, only Valneva’s own factories had been listed as production sites since the vaccine’s 2025 approval.
May 12, 2026