Stock-Based Compensation Plans (Tables)

6 Months Ended

Jun. 30, 2015

The following table summarizes the transactions of the Company’s stock option plans for the six months ended June 30, 2015:


	Number of Options			Weighted Average Exercise Price		Weighted Average Grant-Date Fair Value
Outstanding at December 31, 2014		728,640		$	19.55
Granted - at discount		54,717		$	0.00	$	36.18
- at market value		23,550		$	43.95	$	9.89
Exercised		(114,920	)	$	6.20
Forfeited		(4,231	)	$	15.32

Outstanding at June 30, 2015		687,756		$	20.99

The following table summarizes the transactions of the Company’s SEUs for the six months ended June 30, 2015:


	Number of SEUs			Weighted Average Exercise Price		Weighted Average Grant-Date Fair Value
Outstanding at December 31, 2014		286,563		$	3.41
Granted - at discount		69,280		$	0.00	$	36.65
- at market value		7,552		$	43.95	$	9.89
Exercised		(89,680	)	$	2.10
Forfeited		(1,495	)	$	29.56

Outstanding at June 30, 2015		272,220		$	3.95

The fair values at each of the balance sheet dates are summarized as follows:


(in millions)	2015		2014
Balance at January 1	$	0.1	$	0.0
Compensation charge for the period		0.0		0.1

Balance at June 30	$	0.1	$	0.1

The following assumptions were used in the Monte Carlo model at June 30:


	2015			2014
Dividend yield		1.29	%		1.20	%
Volatility of Innospec’s share price		24.38	%		34.26	%
Risk free interest rate		1.01	%		0.88	%