Analysts' Upgrades, Downgrades: Texan

CHANGE IN RATINGS

American Express (AXP Quote) upgraded at to Outperform at Keefe, Bruyette & Woods. $37 price target. Estimates also raised, as the company again saw improving credit trends in July.

Brookfield Properties (BPO Quote) upgraded at UBS. Rating raised to Neutral from Sell. Price target raised to $9.50 from $7.00. 2009 EPS estimates lowered to $1.36 from $1.45.

Boston Scientific (BSX Quote) upgraded at Leerink Swann. Rating raised to Outperform from Market Perform. Raises price target to $15 from $11. Maintains 2009 EPS estimates of $0.57.

Buffalo Wild Wings (BWLD Quote) rated new Neutral at Goldman. $44 price target. Company has positive long-term potential, but is facing lower restaurant margins in the second half of the year.

Corning (GLW Quote) upgraded at Oppenheimer. Rating raised to Outperform from Perform. Establishes $19 price target. 2009 EPS estimates lowered to $1.29 from $1.32.

Goldman Sachs (GS Quote) upgraded at Pali to Buy. $210 price target. Estimates also boosted, to reflect higher expected trading revenue and strong banking backlogs.

International Game Technology (IGT Quote) upgraded at JP Morgan. Rating raised to Overweight from Neutral. Maintains $23 price target. Maintains 2009 EPS estimates of $0.78.

Pioneer Natural Resources (PXD Quote) upgraded at Oppenheimer. Rating raised to Outperform from Perform. Establishes $35 price target. Maintains 2009 EPS estimates of $0.02.

Texas Instruments (TXN Quote) rated new Outperform at Wedbush. $29 price target. Stock is up 30% over the past three months, but the gross margin can still move higher, aided by analog market share gains.

STOCK COMMENTS / EPS CHANGES

Agilent (A Quote) target raised at Credit Suisse to $29. Company appears to be past the cyclical bottom. Outperform rating.

Agilent (A Quote) estimates, target raised at to Friedman, Billings Ramsey. Shares now seen reaching $23. Estimates also boosted, to match the company's new guidance and the potential from the Varian deal.