o Acme Packet, Inc. (NASDAQ:APKT) rose 3.6% after the company’s Board authorized a buyback plan of $200 million shares which is expected to continue till July 31,2013

o Shares of Wells Fargo & Company (NYSE:WFC) gained 3.2% after it posted second quarter earnings per share of $0.82, surpassing the Zacks Consensus Estimate of $0.81 by a penny

o Lexmark International Inc. (NYSE:LXK) plunged 16.2% after it lowered its earnings forecast for the second quarter due to lower European demand and currency fluctuations

o Webster Financial Corporation (NYSE:WBS) surged 4.5% after it reported second quarter earnings per share of $0.44, matching the Zacks Consensus Estimate of $0.44

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