Premarket Roundup: Wachovia, American Electric Power

NEW YORK (AP) A Deutsche Bank analyst has upgraded Wachovia Corp., saying the company's shares are undervalued and it likely won't need to make additional moves to raise capital.

NEW YORK (AP) Banc of America Securities upgraded American Electric Power Inc. Tuesday, saying recent energy legislation in Ohio presents an opportunity to boost earnings and investments.

NEW YORK (AP) Potash Corp. of Saskatchewan shares are slipping in premarket trading after an RBC Capital Markets analyst said the fertilizer maker is no longer his top pick due to its recent share appreciation.

NEW YORK (AP) Shares of Texas Roadhouse Inc. climbed sharply in premarket trading on Tuesday, a day after the casual restaurant chain posted first-quarter results that beat Wall Street estimates.