Table of Contents For the quarterly period ended September 30, 2021 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38468 ______________________________ Inspire Medical Systems, Inc. UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ______________________________ FORM 10-Q ________________________________ (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITI ...