Stock Trading History of Hedge Len

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 Hedge Len since year 2005. The trader's CIK number is 1234774. At the time of this reporting, Hedge Len is the VP, Operations of Align Technology Inc (stock ticker symbol ALGN).

Stock purchases, sales, and option exercises reported by *Hedge Len* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2007-08-09	ALGN	Align Technology Inc	Sale	20,000	28.23	564,575
2007-05-03	ALGN	Align Technology Inc	Sale	10,000	24.04	240,350
2007-04-30	ALGN	Align Technology Inc	Sale	8,133	23.20	188,715
2007-04-30	ALGN	Align Technology Inc	Sale	3,367	23.02	77,508
2007-05-01	ALGN	Align Technology Inc	Sale	4,549	23.58	107,276
2007-05-01	ALGN	Align Technology Inc	Sale	3,838	23.25	89,243
2007-02-15	ALGN	Align Technology Inc	Option Exercise	46,668	.15	7,000
2006-10-31	ALGN	Align Technology Inc	Sale	100,000	13.44	1,344,000

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 Hedge Len (VP, Operations of Align Technology Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.