The following table gives information about shares of our common stock that may be issued upon the exercise of options and rights under our equity compensation plans as of December 31, 2017. We refer to these plans and grants collectively as our Equity Compensation Plans.
(1) Includes (a) 39,051,941 shares of our common stock issuable pursuant to RSUs under our 2008 Equity Incentive Award Plan, as amended and restated, or our 2008 Plan, and our terminated plans, (b) 2,973,032 shares of our common stock issuable pursuant to stock options under our 2008 Plan and our terminated plans, and (c) 259,632 shares of our common stock issuable pursuant to DSUs under our 2008 Plan and a terminated plan. RSUs and DSUs, each represent an unfunded, unsecured right to receive shares of Company common stock (or, with respect to DSUs granted prior to August 1, 2013, the equivalent value thereof in cash or property). The value of RSUs and DSUs varies directly with the price of our common stock.
(2) Does not include outstanding RSUs or DSUs.
(3) Includes 15,835,526 shares of our common stock reserved for future issuance under our Employee Stock Purchase Plan as of December 31, 2017.