09:51 am EST - Storm Exploration Inc. : announced that ARC Energy Trust has entered into an Arrangement Agreement to acquire all of the existing and outstanding common shares of Storm Exploration in a transaction valued at approximately $680 million. Storm Exploration Inc (T.SEO) shares were up $2.20 at $13.70.

09:50 am EST - ARC Energy Trust : announced that it has entered into an Arrangement Agreement to acquire all of the existing and outstanding common shares of Storm Exploration Inc. in a transaction valued at approximately $680 million. ARC Energy Trust (T.AET.UN) shares were down $0.66 at $20.23.