Align Technology(ALGN) - 2018 Q4 - Annual Report
Align Technology(ALGN)2019-02-28 14:04UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Mark One) | --- | --- | |-------|--------------------------------------------------------------------------------------| | | | | | | | | ________________________________________________________________________ FORM 10-K | ý ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2018 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT ...