The information concerning percentages of ownership set forth below is based on 23,269,942 shares of Common Stock reported outstanding as of September 21, 2012 in the Company’s definitive Proxy Statement dated October 5, 2012 as filed with the Securities and Exchange Commission.
Discovery Equity Partners beneficially owns 1,390,873 shares of Common Stock as of October 8, 2012, which represents 6.0% of the outstanding Common Stock.
Discovery Group beneficially owns 1,612,995 shares of Common Stock as of October 8, 2012, which represents 6.9% of the outstanding Common Stock.
Mr. Donoghue beneficially owns 1,612,995 shares of Common Stock as of October 8, 2012, which represents 6.9% of the outstanding Common Stock.
Mr. Murphy beneficially owns 1,612,995 shares of Common Stock as of October 8, 2012, which represents 6.9% of the outstanding Common Stock.
Discovery Group is the sole general partner of Discovery Equity Partners and has sole discretionary investment authority with respect to the other Partnership’s investment in the Common Stock. Messrs. Donoghue and Murphy are the sole managing members of Discovery Group. As a consequence, Discovery Group and Messrs. Donoghue and Murphy may be deemed to share beneficial ownership of all of the shares of Common Stock owned by both of the Partnerships, while Discovery Equity Partners shares beneficial ownership with Discovery Group and Messrs. Donoghue and Murphy of only the shares of Common Stock owned by it.
The transactions in Common Stock effected by the Reporting Persons during the past 60 days are set out in Exhibit 2 hereto.
No person other than the Partnerships is known to any Reporting Person to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, any of the shares of Common Stock reported herein.