Stock-Based Compensation (Tables)

6 Months Ended

Jul. 01, 2017

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

A summary of activity under Nucor’s stock option plans for the first six months of 2017 is as follows (in thousands, except years and per share amounts):

Weighted -

Average

Aggregate

Exercise

Remaining

Intrinsic

Shares

Price

Contractual Life

Value

Number of shares under stock options:

Outstanding at beginning of year

3,591

45.32

Granted

698

59.07

Exercised

(92

)

38.56

2,278

Canceled

—

Outstanding at July 1, 2017

4,197

47.75

7.3 years

43,313

Stock options exercisable at July 1, 2017

1,900

43.16

5.4 years

27,960

Schedule of Grant Date Fair Value Black-Scholes Option-Pricing Model Assumptions

For the 2017 stock option grant, the grant date fair value of $12.61 per share was calculated using the Black-Scholes option-pricing model with the following assumptions:


Exercise price	$	59.07
Expected dividend yield		2.56	%
Expected stock price volatility		26.53	%
Risk-free interest rate		2.02	%
Expected life (years)		6.5

Summary of Nucor's RSU Activity

A summary of Nucor’s RSU activity for the first six months of 2017 is as follows (shares in thousands):


				Grant Date
	Shares			Fair Value
Restricted stock units:
Unvested at beginning of year		1,040		$	48.47
Granted		721		$	59.07
Vested		(630	)	$	53.21
Canceled		(10	)	$	49.38

Unvested at July 1, 2017		1,121		$	52.62

Shares reserved for future grants (stock options and RSUs)		7,278

Summary of Nucor's Restricted Stock Activity under AIP and LTIP

A summary of Nucor’s restricted stock activity under the AIP and the LTIP for the first six months of 2017 is as follows (shares in thousands):


				Grant Date
	Shares			Fair Value
Restricted stock awards and units:
Unvested at beginning of year		67		$	45.77
Granted		172		$	60.62
Vested		(144	)	$	51.69
Canceled		—			—

Unvested at July 1, 2017		95		$	54.45

Shares reserved for future grants		683