Chipotle Mexican Grill Inc. shut down one of its restaurants near Columbus, Ohio Monday after reports that customers had gotten sick after eating there.
In early Tuesday trading, shares in the Denver-based Mexican fast-casual chain were falling 5 percent, dropping $23.33 to $442.
Several reports of people getting sick at the Powell, Ohio, restaurant appeared on the website, IWasPoisoned.com.
Chipotle shut down the restaurant "out of an abundance of caution," according to a Chipotle spokesperson.