Movers Roundup: Canadian Pacific Railway, InterOil

Among the stock activity stories for Friday, Sept. 18, from AP Financial News:

NEW YORK (AP) — Shares of Canadian Pacific Railway Ltd. fell after a Stifel Nicolaus analyst John Larkin on Friday cut his rating to "Sell," saying the stock has gotten too expensive to justify a "Hold" rating.

PITTSBURGH (AP) — W.R. Grace & Co. shares jumped a day after the specialty chemicals company indicated in a regulatory filing that its profit will be higher than expected in 2009.

NEW YORK (AP) — Shares of InterOil Corp. rose for a second day after the Australian oil company said its natural gas reservoir in the Antelope-2 well could be much larger than expected and as an analyst urged investors to buy the stock, citing InterOil's significant exploration opportunities and stock price.