NEW YORK ( TheStreet) -- The ex-dividend date for Atlantic Power Corporation (NYSE: AT) is Monday, November 28, 2011. Owners of shares as of market close today will be eligible for a dividend of 9 cents per share. At a price of $12.64 as of 9:31 a.m. ET, the dividend yield is 8.9%.

The average volume for Atlantic has been 641,200 shares per day over the past 30 days. Atlantic has a market cap of $1.46 billion and is part of the utilities sector and utilities industry. Shares are down 14.4% year to date as of the close of trading on Wednesday.

Atlantic Power Corporation owns interest in various power projects and a transmission line in the United States.

TheStreet Ratings rates Atlantic as a sell. The company's weaknesses can be seen in multiple areas, such as its feeble growth in its earnings per share, deteriorating net income and generally weak debt management. You can view the full Atlantic Ratings Report.

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