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If the form is filed by more than one reporting person, see Instruction 5(b)(v). |
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Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). |
(1) |
Following the closing of the Company's public offering, options will vest as follows: 1/3 of the options vest if, during any consecutive 45-day period, the average closing price per share of the Company's common stock (or, the "average closing price") is at least $19.26 and the closing price per share of the Company's common stock on the last day of such 45-day period (or, the "last day closing price") is at least $16.37; the next 1/3 of the options vest if, during any consecutive 45-day period, the average closing price is at least $21.52 and the last day closing price is at least $18.29; and the other 1/3 of the options vest if, during any consecutive 45-day period, the average closing price is at least. $23.78 and the last day closing price is at least $20.21. |
(2) |
On May 23, 2007, the Company's board of directors amended the plan to provide that these options will become exercisable upon the completion of the Company's initial public offering. |
(3) |
The options are performance options that vest upon the occurrence of certain performance criteria. On May 23, 2007, the Company's board of directors amended the plan to provide that these options will become exercisable upon the completion of the Company's initial public offering. |
(4) |
The options are service options that generally become exercisable in three equal annual installments commencing on the anniversary of the date of grant, provided that the optionholder is still employed with the Company. On May 23, 2007, the Company's board of directors amended the plan to provide that these options will become exercisable upon the completion of the Company's initial public offering. |