Align Technology, Inc. Files Form S-3 Registration Statement for Previously Completed Private Placement SANTA CLARA, Calif., Oct. 20 /PRNewswire-FirstCall/ -- Align Technology, Inc. (Nasdaq: ALGN) today announced that it has filed a registration statement with the Securities and Exchange Commission to register, on behalf of certain selling stockholders, 9,578,943 shares of common stock. Once registered, these shares may be sold in one or more transactions from time to time by the selling stockholders. The shares covered by the registration statement were previously sold to the selling stockholders in November 2002 and have been issued and outstanding since then. At the time of their sale, the shares issued to the selling stockholders were unregistered and were issued pursuant to the private placement exemption from the registration requirements of Section 5 of the Securities Act. The filing of this registration statement is required by the terms of the stock purchase agreement entered into between the selling stockholders and Align Technology. Align Technology will not receive any proceeds from the sale of the shares by the selling stockholders.

A registration statement relating to these securities has been filed with the Securities and Exchange Commission but has not yet become effective. These securities may not be sold nor may offers to buy be accepted prior to the time the registration statement becomes effective. This press release shall not constitute an offer to sell or the solicitation of an offer to buy, nor shall there be any sale of these securities in any state in which such offer, solicitation or sale would be unlawful prior to the registration or qualification under the securities laws of any such state.

CONTACT: Barbara Domingo of Align Technology, Inc., +1-408-470-1204, or bdomingo@aligntech.com.

SOURCE Align Technology, Inc.

CONTACT: Barbara Domingo of Align Technology, Inc., +1-408-470-1204, or bdomingo@aligntech.com

Web site: http://www.invisalign.com

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