Abbott slid nearly 3% in morning trading as its Q4 adjusted earnings slipped.
It reported Q4 adjusted diluted earnings Wednesday of $1.32 per share, compared with $1.45 a year earlier.
Net sales for the quarter ended Dec. 31 were $11.47 billion, up from $10.70 billion a year earlier. Analysts surveyed by Capital IQ expected $10.71 billion.