Q1 total revenues up 7.2% sequentially and 62.4% year-over-year to a record $894.8 million Q1 diluted net income per share of $2.51; Q1 non-GAAP diluted net income per share of $2.49 Q1 operating income up 222.4% year-over-year to $225.4 million and operating margin of 25.2% Q1 Clear Aligner revenues up 7.5% sequentially and 56.4% year-over-year to a record $753.3 million Q1 Clear Aligner volume up 4.9% sequentially and 65.8% year-over-year to 595.8 thousand cases Q1 Clear Aligner volume for teenage patients was 165.3 thousand cases, up 58.9% year-over-year Q1 Imaging Systems and CAD/CAM Services revenues were up 5.8% sequentially and 104.0% year-over-year to a record $141.5 million Cash and cash equivalents was $1.1 billion as of Q1’21 compared to $960.8 million as of Q4’20