Stock-Based Compensation (Tables)

The following table presents a summary of our stock-based compensation activity for the three months ended August 25, 2019:



(in millions)	Stock Options		Restricted Stock/ Restricted Stock Units		Equity-Settled Performance Stock Units		Cash-Settled Darden Stock Units
Outstanding beginning of period	2.60		0.28		0.60		1.20
Awards granted	0.31		0.05		0.18		0.18
Awards exercised/vested	(0.21	)	(0.03	)	(0.21	)	(0.26	)
Awards forfeited	—		(0.01	)	(0.01	)	(0.03	)
Outstanding end of period	2.70		0.29		0.56		1.09

We recognized expense from stock-based compensation as follows:



	Three Months Ended
(in millions)	August 25, 2019		August 26, 2018
Stock options	$	1.3	$	1.2
Restricted stock/restricted stock units	1.8		1.3
Equity-settled performance stock units	3.8		2.5
Cash-settled Darden stock units	6.6		12.3
Employee stock purchase plan	0.4		0.3
Director compensation program/other	0.3		0.3
Total stock-based compensation expense	$	14.2	$	17.9

The weighted-average fair value of non-qualified stock options and the related assumptions used in the Black-Scholes option pricing model were as follows.



	Stock Options Granted
	Three Months Ended
	August 25, 2019			August 26, 2018
Weighted-average fair value	$	19.94		$	18.78
Dividend yield	3.0		%	3.2		%
Expected volatility of stock	22.5		%	22.6		%
Risk-free interest rate	1.9		%	2.9		%
Expected option life (in years)	6.3			6.4
Weighted-average exercise price per share	$	124.24		$	107.05

The weighted-average grant date fair value of performance-based restricted stock units and the related assumptions used in the Monte Carlo simulation to record stock-based compensation are as follows:



	Granted in Fiscal Year Ended
	Three Months Ended
	August 25, 2019			August 26, 2018
Dividend yield (1)	0.0		%	0.0		%
Expected volatility of stock	23.1		%	23.4		%
Risk-free interest rate	1.8		%	2.7		%
Expected option life (in years)	2.9			2.9
Weighted-average grant date fair value per unit	$	124.41		$	115.07

Assumes a reinvestment of dividends.