Number of Awards

Weighted-Average Exercise Price Per Award

Weighted-Average Remaining Contractual Term

Aggregate Intrinsic Value(1)

(in thousands)

(in millions)

Outstanding as of December 31, 2017(2)(3)

19,193

$

23.36

6.2 years

$

212.0

Granted

—

$

—

Exercised(4)

(6,814

)

$

20.54

Forfeited(5)

(236

)

$

28.52

Outstanding as of June 30, 2018(2)(3)

12,143

$

24.84

5.9 years

$

350.7

Exercisable as of June 30, 2018(6)

8,737

$

22.94

5.0 years

$

268.9

(1)

The intrinsic value is the amount by which the current market value of the underlying stock exceeds the exercise price of the stock awards.

(2)

Includes less than 0.1 million and 0.2 million market condition SARs as of June 30, 2018 and December 31, 2017, respectively.

(3)

Includes 4.5 million and 6.2 million performance condition SARs as of June 30, 2018 and December 31, 2017, respectively, which represent the maximum amount that can vest.

(4)

Includes 0.2 million market condition and 1.7 million performance condition SARs.

(5)

Includes 0.1 million performance condition SARs.

(6)

Includes less than 0.1 million market condition and 3.2 million performance condition SARs.

Number of Shares

Weighted-Average Grant Date Fair Value Per Share

(in thousands)

Outstanding and nonvested as of December 31, 2017(1)

326

$

34.34

Granted(2)

1,366

$

43.57

Vested

(42

)

$

35.75

Forfeited

(25

)

$

43.15

Outstanding and nonvested as of June 30, 2018(1)

1,625

$

41.93

(1)

Includes 708,836 and 268,776 performance-based stock unit awards as of June 30, 2018 and December 31, 2017, respectively, which represents the maximum amount that can vest.

(2)

Includes 440,060 performance-based stock unit awards, which represents the maximum amount that can vest.