Top 10 Mid-Cap Stocks with Most Analyst Upgrades: WLL, CXO, NBR, MPEL, DO, RDC, MRVL, ZION, MGM, ARUN (Jul 13, 2011)Whiting Petroleum Corporation (NYSE:WLL) has the 1st most analyst upgrades in the past four weeks. It was upgraded by 3 brokerage analyst(s) in this period. The stock is rated positively by 22 of the 29 analysts covering it. Concho Resources Inc. (NYSE:CXO) has the 2nd most analyst upgrades in the past four weeks. It was upgraded by 3 brokerage analyst(s) in this period. The stock is rated positively by 17 of the 28 analysts covering it. Nabors Industries Ltd. (NYSE:NBR) has the 3rd most analyst upgrades in the past four weeks. It was upgraded by 3 brokerage analyst(s) in this period. The stock is rated positively by 16 of the 31 analysts covering it. Melco Crown Entertainment Ltd (ADR) (NASDAQ:MPEL) has the 4th most analyst upgrades in the past four weeks. It was upgraded by 3 brokerage analyst(s) in this period. The stock is rated positively by 13 of the 17 analysts covering it. Diamond Offshore Drilling, Inc. (NYSE:DO) has the 5th most analyst upgrades in the past four weeks. It was upgraded by 3 brokerage analyst(s) in this period. The stock is rated positively by 7 of the 38 analysts covering it. Rowan Companies, Inc. (NYSE:RDC) has the 6th most analyst upgrades in the past four weeks. It was upgraded by 2 brokerage analyst(s) in this period. The stock is rated positively by 23 of the 37 analysts covering it. Marvell Technology Group Ltd. (NASDAQ:MRVL) has the 7th most analyst upgrades in the past four weeks. It was upgraded by 2 brokerage analyst(s) in this period. The stock is rated positively by 22 of the 32 analysts covering it. Zions Bancorporation (NASDAQ:ZION) has the 8th most analyst upgrades in the past four weeks. It was upgraded by 2 brokerage analyst(s) in this period. The stock is rated positively by 18 of the 31 analysts covering it. MGM Resorts International. (NYSE:MGM) has the 9th most analyst upgrades in the past four weeks. It was upgraded by 2 brokerage analyst(s) in this period. The stock is rated positively by 16 of the 30 analysts covering it. Aruba Networks, Inc. (NASDAQ:ARUN) has the 10th most analyst upgrades in the past four weeks. It was upgraded by 2 brokerage analyst(s) in this period. The stock is rated positively by 13 of the 18 analysts covering it.Whiting Petroleum Corporation (NYSE:WLL) has the 1st most analyst upgrades in the past four weeks. It was upgraded by 3 brokerage analyst(s) in this period. The stock is rated positively by 22 of the 29 analysts covering it. Concho Resources Inc. (NYSE:CXO) has the 2nd most analyst upgrades in the past four weeks. It was upgraded by 3 brokerage analyst(s) in this period. The stock is rated positively by 17 of the 28 analysts covering it. Nabors Industries Ltd. (NYSE:NBR) has the 3rd most analyst upgrades in the past four weeks. It was upgraded by 3 brokerage analyst(s) in this period. The stock is rated positively by 16 of the 31 analysts covering it. Melco Crown Entertainment Ltd (ADR) (NASDAQ:MPEL) has the 4th most analyst upgrades in the past four weeks. It was upgraded by 3 brokerage analyst(s) in this period. The stock is rated positively by 13 of the 17 analysts covering it. Diamond Offshore Drilling, Inc. (NYSE:DO) has the 5th most analyst upgrades in the past four weeks. It was upgraded by 3 brokerage analyst(s) in this period. The stock is rated positively by 7 of the 38 analysts covering it. Rowan Companies, Inc. (NYSE:RDC) has the 6th most analyst upgrades in the past four weeks. It was upgraded by 2 brokerage analyst(s) in this period. The stock is rated positively by 23 of the 37 analysts covering it. Marvell Technology Group Ltd. (NASDAQ:MRVL) has the 7th most analyst upgrades in the past four weeks. It was upgraded by 2 brokerage analyst(s) in this period. The stock is rated positively by 22 of the 32 analysts covering it. Zions Bancorporation (NASDAQ:ZION) has the 8th most analyst upgrades in the past four weeks. It was upgraded by 2 brokerage analyst(s) in this period. The stock is rated positively by 18 of the 31 analysts covering it. MGM Resorts International. (NYSE:MGM) has the 9th most analyst upgrades in the past four weeks. It was upgraded by 2 brokerage analyst(s) in this period. The stock is rated positively by 16 of the 30 analysts covering it. Aruba Networks, Inc. (NASDAQ:ARUN) has the 10th most analyst upgrades in the past four weeks. It was upgraded by 2 brokerage analyst(s) in this period. The stock is rated positively by 13 of the 18 analysts covering it.

Whiting Petroleum Corporation (NYSE:WLL) has the 1st most analyst upgrades in the past four weeks. It was upgraded by 3 brokerage analyst(s) in this period. The stock is rated positively by 22 of the 29 analysts covering it. Concho Resources Inc. (NYSE:CXO) has the 2nd most analyst upgrades in the past four weeks. It was upgraded by 3 brokerage analyst(s) in this period. The stock is rated positively by 17 of the 28 analysts covering it. Nabors Industries Ltd. (NYSE:NBR) has the 3rd most analyst upgrades in the past four weeks. It was upgraded by 3 brokerage analyst(s) in this period. The stock is rated positively by 16 of the 31 analysts covering it. Melco Crown Entertainment Ltd (ADR) (NASDAQ:MPEL) has the 4th most analyst upgrades in the past four weeks. It was upgraded by 3 brokerage analyst(s) in this period. The stock is rated positively by 13 of the 17 analysts covering it. Diamond Offshore Drilling, Inc. (NYSE:DO) has the 5th most analyst upgrades in the past four weeks. It was upgraded by 3 brokerage analyst(s) in this period. The stock is rated positively by 7 of the 38 analysts covering it.

Rowan Companies, Inc. (NYSE:RDC) has the 6th most analyst upgrades in the past four weeks. It was upgraded by 2 brokerage analyst(s) in this period. The stock is rated positively by 23 of the 37 analysts covering it. Marvell Technology Group Ltd. (NASDAQ:MRVL) has the 7th most analyst upgrades in the past four weeks. It was upgraded by 2 brokerage analyst(s) in this period. The stock is rated positively by 22 of the 32 analysts covering it. Zions Bancorporation (NASDAQ:ZION) has the 8th most analyst upgrades in the past four weeks. It was upgraded by 2 brokerage analyst(s) in this period. The stock is rated positively by 18 of the 31 analysts covering it. MGM Resorts International. (NYSE:MGM) has the 9th most analyst upgrades in the past four weeks. It was upgraded by 2 brokerage analyst(s) in this period. The stock is rated positively by 16 of the 30 analysts covering it. Aruba Networks, Inc. (NASDAQ:ARUN) has the 10th most analyst upgrades in the past four weeks. It was upgraded by 2 brokerage analyst(s) in this period. The stock is rated positively by 13 of the 18 analysts covering it.