Stock Trading History of Schirmeier Scott A

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 Schirmeier Scott A since year 2005. The trader's CIK number is 1204944. At the time of this reporting, Schirmeier Scott A is the Chief Marketing Officer of Advisory Board Co . (stock ticker symbol ABCO). See this page for all insider trading activities at Advisory Board Co .

Stock purchases, sales, and option exercises reported by insider *Schirmeier Scott A* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2008-03-31	ABCO	Advisory Board Co	Option Exercise	575	.00	0
2008-03-06	ABCO	Advisory Board Co	Option Exercise	175	54.92	9,611
2007-02-15	ABCO	Advisory Board Co	Sale	23,000	53.14	1,222,220
2007-02-15	ABCO	Advisory Board Co	Option Exercise	23,000	33.60	772,914
2007-02-12	ABCO	Advisory Board Co	Sale	7,000	53.77	376,390
2007-02-12	ABCO	Advisory Board Co	Option Exercise	7,000	19.00	133,000
2006-02-13	ABCO	Advisory Board Co	Sale	10,000	52.89	528,872
2006-02-13	ABCO	Advisory Board Co	Option Exercise	10,000	19.00	190,000

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 Schirmeier Scott A (Chief Marketing Officer of Advisory Board Co at the time of this reporting) see the Securities and Exchange Commission (SEC) website.