| (a) | Amount beneficially owned:
D. E. Shaw & Co., L.P.: 9,622,403 shares
This is composed of (i) 4,432,826 shares in the name of D. E. Shaw Oculus Portfolios, L.L.C., (ii) 3,024,634 shares in the name of D. E. Shaw Valence Portfolios, L.L.C., (iii) 824,100 shares that D. E. Shaw Valence Portfolios, L.L.C. has the right to acquire through the exercise of call options, (iv) 231,600 shares in the name of D. E. Shaw Cogence Portfolios, L.L.C., (v) 25,700 shares in the name of D. E. Shaw Composite Portfolios, L.L.C., and (vi) 1,083,543 shares under the management of D. E. Shaw Investment Management, L.L.C.
David E. Shaw: 9,622,403 shares
This is composed of (i) 4,432,826 shares in the name of D. E. Shaw Oculus Portfolios, L.L.C., (ii) 3,024,634 shares in the name of D. E. Shaw Valence Portfolios, L.L.C., (iii) 824,100 shares that D. E. Shaw Valence Portfolios, L.L.C. has the right to acquire through the exercise of call options, (iv) 231,600 shares in the name of D. E. Shaw Cogence Portfolios, L.L.C., (v) 25,700 shares in the name of D. E. Shaw Composite Portfolios, L.L.C., and (vi) 1,083,543 shares under the management of D. E. Shaw Investment Management, L.L.C.
David E. Shaw does not own any shares directly. By virtue of David E. Shaw's position as President and sole shareholder of D. E. Shaw & Co., Inc., which is the general partner of D. E. Shaw & Co., L.P., which in turn is the investment adviser of D. E. Shaw Oculus Portfolios, L.L.C., D. E. Shaw Valence Portfolios, L.L.C., D. E. Shaw Cogence Portfolios, L.L.C., and D. E. Shaw Composite Portfolios, L.L.C., and the managing member of D. E. Shaw Investment Management, L.L.C., and by virtue of David E. Shaw's position as President and sole shareholder of D. E. Shaw & Co. II, Inc., which is the managing member of D. E. Shaw & Co., L.L.C., which in turn is the manager of D. E. Shaw Oculus Portfolios, L.L.C., D. E. Shaw Valence Portfolios, L.L.C., D. E. Shaw Cogence Portfolios, L.L.C., and D. E. Shaw Composite Portfolios, L.L.C., David E. Shaw may be deemed to have the shared power to vote or direct the vote of 9,557,457 shares and the shared power to dispose or direct the disposition of 9,622,403 shares, the 9,622,403 shares as described above constituting 3.4% of the outstanding shares, and, therefore, David E. Shaw may be deemed to be the beneficial owner of such shares. David E. Shaw disclaims beneficial ownership of such 9,622,403 shares. |