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Equity
9 Months Ended
Sep. 30, 2011
Equity
(5) Equity

Common stock

In January 2011, Amarin sold 13.8 million common shares to both existing and new investors at a price of $7.60 per share, resulting in proceeds of $98.7 million, net of $6.2 million in transaction costs.

During the three and nine months ended September 30, 2011, the Company issued 91,074 and 2,255,721 shares, respectively, as a result of the exercise of stock options, resulting in net proceeds of $0.1 million and $5.1 million, respectively. In addition, during the three and nine months ended September 30, 2011, the Company issued 2,525,000 and 12,855,642 shares, respectively, as a result of the exercise of warrants, resulting in net proceeds of $3.7 million and $18.7 million, respectively.