Baystreet Staff - Monday, April 17, 2017 Abbott Laboratories (ABT) Gains on Buying Alere Abbott Laboratories (NYSE: ABT) shares gained 0.8% to $43.01, on agreeing to buy Alere Inc. for $51.00 per share, compared to an earlier offer of $56.00. Share volume totaled 2.5 million, compared to an all-day average of 7.6 million