Abbott (ABT) stock slips on FDA warning letter over FreeStyle Libre testing; dates to watch
Abbott Laboratories shares fell 0.6% to $108.77 after the FDA issued a warning letter over quality-control lapses in its FreeStyle Libre glucose monitors. The FDA said Abbott released devices without required accuracy tests and failed to ensure specs were met by third-party manufacturers. Abbott has 15 business days to respond. Shares had dropped as much as 2.9% earlier in the session.