The acquisition by Covidien was completed on February 27th. The sale price was set at $30 per share. The stock will continue to show up on stock trackers for some time. The stock price will not change, it's now a piece of data for the archives.
You should have $30/share for it in your account now or within a day or so. It no longer trades
Since Dicember 09 stock has not change price. I know that the company has been aquired. What will happen with this stock?