AIG: Analysts' Upgrades, Downgrades

NEW YORK (TheStreet) -- CHANGE IN RATINGS

Adtran (ADTN Quote) upgraded at Morgan Keegan from Market Perform to Outperform. New partnership with ERIC should boost sales.

American International (AIG Quote) downgraded at Wells from Neutral to Underperform. Valuation call. Recent trading has been a mystery.

Allstate (ALL Quote) downgraded at Goldman from Neutral to Sell. Company is at risk to lose market share in auto insurance and the stock is up 104% since March.

AnnTaylor Stores (ANN Quote) upgraded at FBR to Outperform. Missy consumer should drive growth and the company has its inventory and costs under control. $19 price target.

Best Buy (BBY Quote) target raised at Credit Suisse to $46. Company is positioned well for the second half of the year. Outperform rating.

Best Buy (BBY Quote) downgraded at Oppenheimer from Outperform to Perform. $44 price target. Sentiment may be too high, as better fundamental trends may not come until the February quarter.

Colgate-Palmolive (CL Quote) upgraded at Goldman from Neutral to Buy. $85 price target. Estimates are not pricing in new marketing support and gross margin should improve over the coming quarters.

Clorox (CLX Quote) downgraded at Goldman from Buy to Neutral. $66 price target. See limited upside, as high resin costs could limit the gross margin recovery.

Concur Tech (CNQR Quote) upgraded at Wedbush Morgan from Underperform to Neutral. $35 price target. Recent acquisition should add to earnings.

Calpine (CPN Quote) downgraded at Barclays. Rating lowered to Underweight from Equal Weight. Price target raised to $9.00 from $8.50. Maintains 2009 EPS estimates of $0.42.