Stock Trading History of Bahr Richard G

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 Bahr Richard G since year 2005. The trader's CIK number is 1277625. At the time of this reporting, Bahr Richard G is the Vice President Engin of Atheros Communications Inc (stock ticker symbol ATHR).

Stock purchases, sales, and option exercises reported by *Bahr Richard G* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2007-07-16	ATHR	Atheros Communications Inc	Sale	25,000	33.84	846,000
2007-04-12	ATHR	Atheros Communications Inc	Sale	40,000	25.94	1,037,733
2007-01-10	ATHR	Atheros Communications Inc	Option Exercise	40,000	5.53	221,060
2007-01-10	ATHR	Atheros Communications Inc	Sale	29,900	23.74	709,799
2007-01-10	ATHR	Atheros Communications Inc	Sale	10,100	23.48	237,198
2006-10-09	ATHR	Atheros Communications Inc	Option Exercise	70,000	5.53	387,100
2006-10-09	ATHR	Atheros Communications Inc	Sale	70,000	20.23	1,416,100
2006-09-15	ATHR	Atheros Communications Inc	Option Exercise	70,000	4.26	298,200
2006-09-15	ATHR	Atheros Communications Inc	Sale	56,200	17.54	986,029
2006-09-15	ATHR	Atheros Communications Inc	Sale	13,800	17.30	238,801
2006-04-10	ATHR	Atheros Communications Inc	Option Exercise	50,000	1.72	86,000
2006-04-10	ATHR	Atheros Communications Inc	Sale	50,000	27.04	1,352,182
2006-03-02	ATHR	Atheros Communications Inc	Sale	30,750	24.00	738,000
2006-01-19	ATHR	Atheros Communications Inc	Option Exercise	100,000	1.72	172,000
2006-01-19	ATHR	Atheros Communications Inc	Sale	53,000	15.02	795,901
2005-07-22	ATHR	Atheros Communications Inc	Sale	53,000	10.09	534,664
2005-06-17	ATHR	Atheros Communications Inc	Sale	87,500	8.94	781,987

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 Bahr Richard G (Vice President Engin of Atheros Communications Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.