was one of the big winners of the day after the company said it won't raise its hostile bid for
. Express Scripts' offer last week totaled $27.8 billion. Express Scripts was rising by 4.5% to $80.51, and Caremark was falling 3.4% at $59.77.
, which announced in November that it will merge with Caremark in an all-stock deal valued near $23.4 billion, was shedding 3.1% at $31.58.
received an upgrade from Banc of America Securities. The firm raised its rating for the stock to neutral from sell, and Vertex was recently adding $1.55, or 5.3%, to $30.84.
slipped after saying it will pay $14.5 billion for the Organon BioSciences unit of the Netherlands'
. Schering-Plough was down 22 cents, or 0.9%, to $23.63.
was lower by 2.4% after UBS downgraded the biotech company to reduce from neutral while cutting the stock price target to $56 from $71 a share. The stock was off by $1.44 to $59.42.
was gaining 2.8% at $19.23.
was higher by 1.7% at $37.75.
was adding 1.4% to $69.04.
was off 1.1% at $31.32.
was down 2.8% at $15.33.