Stock Trading History of Hourihan James J

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 Hourihan James J since year 2005. The trader's CIK number is 1376827. At the time of this reporting, Hourihan James J is the V.P. Marketing & Product Mngt. of Acme Packet Inc (stock ticker symbol APKT).

Stock purchases, sales, and option exercises reported by *Hourihan James J* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2007-10-16	APKT	Acme Packet Inc	Sale	3,198	15.35	49,086
2007-10-02	APKT	Acme Packet Inc	Sale	3,198	15.57	49,803
2007-09-19	APKT	Acme Packet Inc	Sale	3,198	15.00	47,970
2007-09-04	APKT	Acme Packet Inc	Sale	3,198	15.01	48,001
2007-08-31	APKT	Acme Packet Inc	Sale	25,588	15.04	384,875
2006-10-18	APKT	Acme Packet Inc	Sale	33,000	9.50	313,500

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 Hourihan James J (V.P. Marketing & Product Mngt. of Acme Packet Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.