NEW YORK ( TheStreet) -- CHANGE IN RATINGS Adobe Systems ( ADBE) was upgraded at Jefferies to buy from hold. Price target is $57. Transition to the Creative Cloud model predicted to increase growth and margins, Jefferies said. Alliance Data ( ADS) was initiated with a buy rating at Deutsche Bank. $205 price target. Company is leveraged to rising demand for private-label cards, Deutsche Bank said. BBX Capital ( BBX) was downgraded to sell at TheStreet Ratings. Buffalo Wild Wings ( BWLD) was upgraded at Morgan Stanley to overweight. Improving margins beginning in the second half of 2013, Morgan Stanley said. Falling food prices could lower operating expenses and improve sequential earnings, Morgan Stanley said. CMG) was initiated with a buy rating at Sterne Agee. $429 price target. Company can continue to gain market share, Sterne Agee said. Brinker International ( EAT) was downgraded at Morgan Stanley to equal-weight. Continued deceleration in casual dining SSS, Morgan Stanley said. Strong ROC and FCF generation are still intact, Morgan Stanley also said. Fabrinet ( FN) was upgraded to buy at TheStreet Ratings. Health Net ( HNT) was upgraded at Credit Suisse to outperform from neutral. $38 price target. California should drive growth opportunities, Credit Suisse said. Home Bancshares ( HOMB) was upgraded at Wunderlich to buy from hold. $29 price target. Liberty acquisition could be game-changing, Wunderlich said. KEY) was upgraded at BMO Capital markets to outperform from market perform. $13 price target. More asset-sensitive than meets the eye, BMO Capital Markets said. Lam Research ( LRCX) was upgraded at Bank of America/Merrill Lynch to buy from underperform. An improving cycle and increased memory spend and new technologies, said BofA/Merrill Lynch. Price target raised to $61. Southwest Airlines ( LUV) was downgraded at Morgan Stanley to underweight from equal-weight. Company is expected to be a laggard in a growing industry, Morgan Stanley said. MGM Resorts ( MGM) was upgraded at Nomura to buy. Price target was raised to $18. Better-than-expected Vegas revenues have improved MGM's valuation despite relatively cheap P/E, Nomura said. Mosaic ( MOS) was downgraded at Citigroup to neutral from buy and given a $57 price target. The lack of a share buyback was a disappointment and there are deteriorating fundamentals, Citigroup said.