Stock Trading History of Brock Daniel W

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 Brock Daniel W since year 2005. The trader's CIK number is 1341016. At the time of this reporting, Brock Daniel W is the Vice President Human Resources of Chaparral Steel Co (stock ticker symbol CHAP).

Stock purchases, sales, and option exercises reported by *Brock Daniel W* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2007-05-15	CHAP	Chaparral Steel Co	Option Exercise	4,802	2.68	12,845
2007-05-15	CHAP	Chaparral Steel Co	Sale	4,802	73.30	351,989
2007-01-18	CHAP	Chaparral Steel Co	Option Exercise	4,802	3.08	14,790
2007-01-18	CHAP	Chaparral Steel Co	Sale	4,802	45.00	216,090
2006-08-03	CHAP	Chaparral Steel Co	Option Exercise	4,801	12.80	61,440
2006-08-03	CHAP	Chaparral Steel Co	Sale	4,801	71.00	340,890
2006-01-24	CHAP	Chaparral Steel Co	Option Exercise	2,400	7.44	17,856
2006-01-24	CHAP	Chaparral Steel Co	Sale	2,400	42.17	101,198
2006-01-17	CHAP	Chaparral Steel Co	Option Exercise	2,401	6.16	14,790
2006-01-17	CHAP	Chaparral Steel Co	Sale	2,401	31.70	76,111

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 Brock Daniel W (Vice President Human Resources of Chaparral Steel Co at the time of this reporting) see the Securities and Exchange Commission (SEC) website.