5. Potash Corporation of Saskatchewan ( POT) is an integrated fertilizer and related industrial and feed products company. It owns and operates five potash mines in Saskatchewan and one in New Brunswick. During the first quarter of 2011, net sales rose 28.6% to $2.2 billion from $1.7 billion last year, driven by revenue growth across its segments. Total potash production increased 32.6%, to 2.6 million tons, while sales of manufactured product stood at 2.8 million tons, up 13.1% year-over-year. Lastly, average price per metric ton stood at $366, up 14% from $321 in the comparable quarter of last year. Net income soared to $732 million, or 84 cents per share, as opposed to $444 million, or 49 cents per share, in the year-ago quarter. The company declared a quarterly dividend of 7 cents per share payable on August 5, 2011 to shareholders of record on July 15, 2011. Of the 27 analysts covering the stock, 67% recommend it as a buy, while the remaining say it's a hold. There are no sell ratings. On average, analysts estimate 18.5% upside, to $65.26 in value from current levels.