Abbott (ABT) closed at $101.64 in the latest trading session, marking a -0.47% move from the prior day. This change lagged the S&P 500's daily gain of 0.07%. Meanwhile, the Dow lost 0.13%, and the Nasdaq, a tech-heavy index, added 0.14%.The maker of infant formula, medical devices and drugs's shares have seen a decrease of 5% over the last month, not keeping up with the Medical sector's loss of 1.99% and the S&P 500's gain of 4.34%.The investment community will be closely monitoring the performance of Abbot ...