Insider Transactions by Thoman Thomas S

Symbol	Relationship	Date	Transaction	Cost	# Shares	Value($)	Total Shares	Form 4
ARG	Division President - Gases	May 23, 2016	Option Exercise	$143.00	475	67,925	0	May 24, 2016, 03:54 PM
ARG	Division President - Gases	Feb 25, 2016	Option Exercise	$60.84	14,000	851,760	14,475	Feb 26, 2016, 07:30 PM
ARG	Division President - Gases	Feb 25, 2016	Sale	$141.58	14,000	1,982,120	475	Feb 26, 2016, 07:30 PM
ARG	Division President - Gases	Nov 25, 2014	Option Exercise	$33.94	22,800	773,847	23,138	Nov 26, 2014, 12:15 PM
ARG	Division President - Gases	Nov 25, 2014	Sale	$116.89	22,800	2,665,092	338	Nov 26, 2014, 12:15 PM
ARG	Division President - Gases	Nov 21, 2014	Option Exercise	$43.62	7,500	327,150	7,838	Nov 24, 2014, 04:23 PM
ARG	Division President - Gases	Nov 21, 2014	Sale	$117.28	7,500	879,600	338	Nov 24, 2014, 04:23 PM
ARG	Division President - Gases	Mar 20, 2014	Option Exercise	$36.17	11,000	397,870	11,266	Mar 21, 2014, 05:58 PM
ARG	Division President - Gases	Mar 20, 2014	Sale	$107.00	11,000	1,177,000	266	Mar 21, 2014, 05:58 PM
ARG	Division President - Gases	Dec 10, 2012	Option Exercise	$20.12	25,800	519,036	26,442	Dec 12, 2012, 04:10 PM
ARG	Division President - Gases	Dec 10, 2012	Sale	$91.28	25,800	2,355,024	642	Dec 12, 2012, 04:10 PM
ARG	Division President - Gases	Dec 05, 2011	Option Exercise	$16.52	7,500	123,900	8,009	Dec 07, 2011, 12:29 PM
ARG	Division President - Gases	Dec 05, 2011	Sale	$77.62	7,500	582,150	509	Dec 07, 2011, 12:29 PM

Desktop Version

Symbol	Relationship	Date	Transaction	Value($)
ARG	Division President - Gases	May 23, 2016	Option Exercise	67,925
ARG	Division President - Gases	Feb 25, 2016	Option Exercise	851,760
ARG	Division President - Gases	Feb 25, 2016	Sale	1,982,120
ARG	Division President - Gases	Nov 25, 2014	Option Exercise	773,847
ARG	Division President - Gases	Nov 25, 2014	Sale	2,665,092
ARG	Division President - Gases	Nov 21, 2014	Option Exercise	327,150
ARG	Division President - Gases	Nov 21, 2014	Sale	879,600
ARG	Division President - Gases	Mar 20, 2014	Option Exercise	397,870
ARG	Division President - Gases	Mar 20, 2014	Sale	1,177,000
ARG	Division President - Gases	Dec 10, 2012	Option Exercise	519,036
ARG	Division President - Gases	Dec 10, 2012	Sale	2,355,024
ARG	Division President - Gases	Dec 05, 2011	Option Exercise	123,900
ARG	Division President - Gases	Dec 05, 2011	Sale	582,150