** Shares of medical device maker Abbott Laboratories ABT.N fall 7% to $112.54 premarket
** Co posts Q4 revenue of $11.46 billion, missing analysts' estimate of $11.8 billion, according to data compiled by LSEG
** Forecasts 2026 adj. profit in the range of $5.55 to $5.80 per share, compared with analysts' estimate of $5.68 per share
** Reports Q4 adj. profit of $1.50 per share, in line with estimates
** ABT stock climbed 10.7% in 2025
(Reporting by Padmanabhan Ananthan)
((Padmanabhan.Ananthan@thomsonreuters.com))