STOCK-BASED COMPENSATION (Tables)

3 Months Ended

Mar. 31, 2019

STOCK-BASED COMPENSATION

Weighted-average assumptions used to estimate fair value of stock options granted

Stock Awards Plans:
Three Months Ended March 31,	2018
Dividend Yield	1.5	%
Expected Stock Price Volatility	14.2	%
Risk-free Interest Rate	2.8	%
Expected Life of Option (years)	6.6

Summary of option activity

	Stock Awards Plans					Director Stock Option Plans
			Weighted Average				Weighted Average
		Options	Exercise Price			Options	Exercise Price
Outstanding, January 1, 2019		6,761,055	$	65.76		155,200	$	58.13
Granted		—		—		—		—
Exercised		(349,320)		59.81		(1,000)		53.72
Forfeited or expired		(5,842)		58.11		—		—
Outstanding at March 31, 2019		6,405,893	$	66.10		154,200	$	58.16
Exercisable at March 31, 2019		5,593,702	$	63.88		154,200	$	58.16
Weighted-Average Remaining Contractual Term (Years):
Outstanding at March 31, 2019		5.7				3.9
Exercisable at March 31, 2019		5.3				3.9
Aggregate Intrinsic Value:
Outstanding at March 31, 2019	$	258,093			$	7,437
Exercisable at March 31, 2019	$	237,778			$	7,437
Intrinsic Value of Options Exercised During the Three Months Ended:
March 31, 2019	$	14,047			$	51
March 31, 2018	$	22,804			$	1,608

Weighted-average assumptions used to estimate fair value of restricted stock units

Three Months Ended March 31,		2019			2018
Fair value per stock award	$	134.97		$	128.70
Grant date stock price	$	104.51		$	89.42
Assumptions:
Aptar's stock price expected volatility		16.50	%		12.30	%
Expected average volatility of peer companies		31.90	%		27.50	%
Correlation assumption		37.40	%		20.20	%
Risk-free interest rate		2.19	%		2.42	%
Dividend yield assumption		1.30	%		1.43	%

Summary of restricted stock unit activity

	Time-Based RSUs			Performance-Based RSUs
		Weighted Average			Weighted Average
	Units	Grant-Date Fair Value		Units	Grant-Date Fair Value
Nonvested at January 1,  2019	261,487	$	91.78	69,990	$	111.55
Granted	112,553		101.96	122,737		120.62
Vested	(32,202)		85.13	—		—
Forfeited	(3,786)		104.54	—		—
Nonvested at March 31, 2019	338,052	$	95.66	192,727	$	117.32