First Mercury Financial Corporation (NYSE: FMR) Surged 43.49% to $16.30 on news that Toronto’s Fairfax Financial Holdings Ltd. agreed to buy First Mercury for $294 million cash. First Mercury serves specialized niches of the insurance industry and Fairfax chief executive Prem Watsa says it’s an opportunistic purchase.

Information Services Group, Inc (NasdaqGM: IIIIU) climbed 39.39% to $2.30 this Friday on 644 volume. Information Services Group, Inc. an industry-leading, information-based services company, confirmed Wednesday that it will release its third quarter 2010 financial results on Tuesday, November 9, 2010.

Stamps.com Inc. (NasdaqGS: STMP) shares advanced 10.88% to $16.00 after the online seller of postage stamps announced special dividend of $2.00 per share on Thursday. The Board of Directors approved the special dividend to distribute excess cash from the Company’s capital structure, and to allow shareholders to take advantage of the current low dividend tax rate.

Coinstar, Inc. (NasdaqGS: CSTR) a leading provider of automated retail solutions rose 25.18% to $57.91 on news they beat the 50-cent average of seven analysts’ estimates compiled by Bloomberg. The owner of Redbox movie-rental kiosks sales climbed 42 percent to $380.2 million. DVD revenue jumped 54 percent.