| (a) | Amount beneficially owned:
D. E. Shaw & Co., L.P.: 12,449,304 shares
This is composed of (i) 5,781,198 shares in the name of D. E. Shaw Valence Portfolios, L.L.C., (ii) 631,400 shares that D. E. Shaw Valence Portfolios, L.L.C. has the right to acquire through the exercise of call options, (iii) 5,107,099 shares in the name of D. E. Shaw Oculus Portfolios, L.L.C., and (iv) 929,607 shares under the management of D. E. Shaw Investment Management, L.L.C.
D. E. Shaw & Co., L.L.C.: 11,531,897 shares
This is composed of (i) 5,781,198 shares in the name of D. E. Shaw Valence Portfolios, L.L.C., (ii) 631,400 shares that D. E. Shaw Valence Portfolios, L.L.C. has the right to acquire through the exercise of call options, (iii) 5,107,099 shares in the name of D. E. Shaw Oculus Portfolios, L.L.C., and (iv) 12,200 shares in the name of D. E. Shaw Investment Management Special Investment Fund, L.L.C.
David E. Shaw: 12,449,304 shares
This is composed of (i) 5,781,198 shares in the name of D. E. Shaw Valence Portfolios, L.L.C., (ii) 631,400 shares that D. E. Shaw Valence Portfolios, L.L.C. has the right to acquire through the exercise of call options, (iii) 5,107,099 shares in the name of D. E. Shaw Oculus Portfolios, L.L.C., and (iv) 929,607 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 Valence Portfolios, L.L.C. and D. E. Shaw Oculus Portfolios, L.L.C. and the managing member of D. E. Shaw Investment Management, L.L.C., which in turn is the investment adviser of D. E. Shaw Investment Management Special Investment Fund, 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 Valence Portfolios, L.L.C., D. E. Shaw Oculus Portfolios, L.L.C., and D. E. Shaw Investment Management Special Investment Fund, L.L.C., David E. Shaw may be deemed to have the shared power to vote or direct the vote of 12,373,304 shares and the shared power to dispose or direct the disposition of 12,449,304 shares, the 12,449,304 shares as described above constituting 5.3% 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 12,449,304 shares. |