Stock Trading History of Smyth Thomas M

The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Smyth Thomas M since year 2005. The trader's CIK number is 1381453. At the time of this reporting, Smyth Thomas M is the VP and Controller of Airgas Inc . (stock ticker symbol ARG). See this page for all insider trading activities at Airgas Inc .

Stock purchases, sales, and option exercises reported by insider *Smyth Thomas M* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2008-05-08	ARG	Airgas Inc	Sale	1,625	57.43	93,323
2008-05-08	ARG	Airgas Inc	Option Exercise	1,625	19.22	31,232
2007-05-07	ARG	Airgas Inc	Sale	1,575	43.70	68,827
2007-05-07	ARG	Airgas Inc	Option Exercise	1,575	16.52	26,019
2006-12-22	ARG	Airgas Inc	Sale	1,575	40.83	64,307
2006-12-22	ARG	Airgas Inc	Option Exercise	1,575	16.52	26,019
2006-12-01	ARG	Airgas Inc	Option Exercise	3,150	16.52	52,038
2006-12-01	ARG	Airgas Inc	Sale	3,150	42.50	133,875

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Smyth Thomas M (VP and Controller of Airgas Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.