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SHARE-BASED COMPENSATION (Tables)
3 Months Ended
Mar. 31, 2019
Schedule of Share-Based Compensation Activity
Share-based compensation activity during quarter-to-date 2019 included the following:
SHARES IN THOUSANDS
GRANTED
 
VESTED
Restricted Stock Units (RSUs)
894

 
599

Performance Share Units (PSUs)
421

 
153

Weighted Average Assumptions Used in Estimating the Value of Performance Share Units Granted
Weighted Average Assumptions Used in Estimating the Value of Performance Share Units Granted in 2019
 
PERFORMANCE SHARE UNITS
Performance period
1/1/2019

12/31/2021
Valuation date average stock price(1)
$25.83
Expected dividends
5.25%
Risk-free rate
2.43
%
2.55%
Expected volatility
22.50
%
27.40%

(1)
Calculated as an average of the high and low prices on grant date.