Item 12. Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters

Securities Authorized for Issuance Under Equity Compensation Plans

The following table provides certain information about common stock that may be issued under our existing equity compensation plans:



	As of December 31, 2015
	Number of securities to be issued upon exercise of outstanding options, warrants and rights(1)	Weighted-average exercise price of outstanding options, warrants and rights		Number of securities remaining available for future issuance under equity compensation plans
Equity compensation plan approved by stockholders	9,251,754	$	24.49	68,627,645


(1)	In addition to shares issuable upon exercise of stock options, also includes 7,401,257 shares that may be issued upon the vesting of restricted stock units, shares that may be issued upon the vesting of performance shares and director deferred share units and dividend equivalents accrued thereon. The number of shares to be issued in respect of performance shares has been calculated based on the assumption that the maximum levels of performance applicable to the performance shares will be achieved. The restricted stock units, performance shares and deferred share units cannot be exercised for consideration.

(1)

In addition to shares issuable upon exercise of stock options, also includes 7,401,257 shares that may be issued upon the vesting of restricted stock units, shares that may be issued upon the vesting of performance shares and director deferred share units and dividend equivalents accrued thereon. The number of shares to be issued in respect of performance shares has been calculated based on the assumption that the maximum levels of performance applicable to the performance shares will be achieved. The restricted stock units, performance shares and deferred share units cannot be exercised for consideration.

The information required by this item is incorporated by reference to our definitive proxy statement for the 2016 Annual Meeting of Stockholders to be filed with the SEC within 120 days of the fiscal year ended December 31, 2015.

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