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

Information concerning our equity compensation plans at December 31, 2017, was as follows:



Plan Category	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(2)		Number of securities remaining available for future issuance under equity compensation plans (excluding securities reflected in the first column)
Equity compensation plans approved by security holders	3,320,697	$	123.49	8,510,444
Equity compensation plans not approved by security holders	—	—		—
Total	3,320,697	$	123.49	8,510,444


(1)	The number is comprised of 2,901,369 stock options, 411,239 performance shares and 8,089 restricted shares. See NOTE 15, "STOCK INCENTIVE AND STOCK OPTION PLANS," to the Consolidated Financial Statements for a description of how options and shares are awarded.


(2)	The weighted-average exercise price relates only to the 2,901,369 stock options. Performance and restricted shares do not have an exercise price and, therefore, are not included in this calculation.

The remaining information required by Item 12 is incorporated by reference to the relevant information under the caption "Stock Ownership of Directors, Management and Others" in our 2018 Proxy Statement, which will be filed within 120 days after the end of 2017.

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