Movers roundup: Krispy Kreme, Medicines Co.

Among the stock activity stories for Tuesday, Nov. 20, from AP Business News:

— Krispy Kreme Doughnuts Inc.'s stock jumped to its highest level in more than a year as the chain's third-quarter results topped analysts' estimates. It also provided a fiscal 2013 adjusted earnings forecast above Wall Street's view.

— Shares of The Medicines Co. rose after an analyst highlighted the commercial potential for two experimental drugs in the company's pipeline.