Stock Trading History of Matzke-hamlin Heather

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 Matzke-hamlin Heather since year 2005. The trader's CIK number is 1328175. At the time of this reporting, Matzke-hamlin Heather is the Sr VP & Chief Acctg Officer of Ihs Inc. . (stock ticker symbol IHS). See this page for all insider trading activities at Ihs Inc. .

Stock purchases, sales, and option exercises reported by insider *Matzke-hamlin Heather* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2008-08-14	IHS	Ihs Inc.	Sale	110	65.00	7,150
2008-07-29	IHS	Ihs Inc.	Sale	450	61.85	27,832
2008-03-25	IHS	Ihs Inc.	Option Exercise	666	37.65	25,074
2008-03-25	IHS	Ihs Inc.	Sale	3,566	67.98	242,425
2008-02-04	IHS	Ihs Inc.	Option Exercise	668	37.65	25,150
2008-02-04	IHS	Ihs Inc.	Sale	668	62.17	41,529
2007-11-27	IHS	Ihs Inc.	Sale	240	63.54	15,249
2007-07-24	IHS	Ihs Inc.	Sale	562	49.56	27,850
2007-02-23	IHS	Ihs Inc.	Sale	1,123	39.08	43,886
2006-11-17	IHS	Ihs Inc.	Sale	244	36.41	8,884

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 Matzke-hamlin Heather (Sr VP & Chief Acctg Officer of Ihs Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.