Premarket Roundup: Supermarkets, Adtran

Among the premarket stories for Friday, Sept. 11, from AP Financial News:

NEW YORK (AP) — An analyst on Friday forecast a tough upcoming quarter for supermarkets, given food deflation and high competition, but said this is temporary and that fundamentals will improve in the first half of 2010.

NEW YORK (AP) — Adtran Inc. should see improving sales in a new partnership with Ericsson Telephone Co., a Morgan Keegan analyst said as he upgraded shares to "Outperform" from "Market Perform."

NEW YORK (AP) — Analysts split over National Semiconductor Corp.'s fiscal first-quarter results, with some expecting a further snapback in sales and others expressing doubts.

HARTFORD, Conn. (AP) — Federal stimulus spending for broadband expansion will drive telecommunications network infrastructure, particularly benefiting small companies, an analyst said Friday.

NEW YORK (AP) — Shares of Plum Creek Timber Co., a real estate investment trust, have declined enough to warrant an improved rating on the shares, an analyst said Friday, upgrading the stock to "Neutral."