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Shares of These Companies Are Moving As the Zika Virus Spreads

How news of the virus is affecting the markets
A worker from the Chacao municipality fumigates the hallway of a building to eradicate mosquitoes that can cause the Zika virus, in Caracas, Venezuela, on Jan. 28.

A worker from the Chacao municipality fumigates the hallway of a building to eradicate mosquitoes that can cause the Zika virus, in Caracas, Venezuela, on Jan. 28.

Photographer: Wilfredo Riera/Bloomberg

Fears are mounting as the mosquito-borne Zika virus spreads to 23 countries in the Americas, with the World Health Organization forecasting a potential 3 million to 4 million cases of the virus in the region.

Here’s a quick glimpse at some stocks that are moving.