Below are the top 10 Mid-Cap stocks (market cap between $2 billion and $10 billion) with highest upside potential, based on the difference between current price and Wall Street analysts' average target price.

Hellenic Telecom Organization S.A. (ADR) (NYSE:OTE) has the 1st highest upside potential in this segment of the market. Its upside is 171.0%. Its consensus target price is $10.68 based on the average of all estimates. Silgan Holdings Inc. (NASDAQ:SLGN) has the 2nd highest upside potential in this segment of the market. Its upside is 135.1%. Its consensus target price is $65.60 based on the average of all estimates. InterOil Corporation (USA) (NYSE:IOC) has the 3rd highest upside potential in this segment of the market. Its upside is 128.8%. Its consensus target price is $108.50 based on the average of all estimates. Cobalt International Energy, Inc. (NYSE:CIE) has the 4th highest upside potential in this segment of the market. Its upside is 115.5%. Its consensus target price is $15.19 based on the average of all estimates. Assured Guaranty Ltd. (NYSE:AGO) has the 5th highest upside potential in this segment of the market. Its upside is 105.1%. Its consensus target price is $29.57 based on the average of all estimates.

Cliffs Natural Resources Inc (NYSE:CLF) has the 6th highest upside potential in this segment of the market. Its upside is 84.9%. Its consensus target price is $91.00 based on the average of all estimates. Noble Corporation (NYSE:NE) has the 7th highest upside potential in this segment of the market. Its upside is 81.7%. Its consensus target price is $50.07 based on the average of all estimates. Massey Energy Company (NYSE:MEE) has the 8th highest upside potential in this segment of the market. Its upside is 79.5%. Its consensus target price is $52.94 based on the average of all estimates. Plains Exploration & Production Company (NYSE:PXP) has the 9th highest upside potential in this segment of the market. Its upside is 78.9%. Its consensus target price is $37.56 based on the average of all estimates. Seagate Technology (NASDAQ:STX) has the 10th highest upside potential in this segment of the market. Its upside is 78.3%. Its consensus target price is $27.00 based on the average of all estimates.