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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
_________________________
FORM 8-K
_________________________
CURRENT REPORT

Pursuant to Section 13 or 15(d) of
the Securities Exchange Act of 1934

Date of report (Date of earliest event reported): May 4, 2026
_________________________
INSPIRE MEDICAL SYSTEMS, INC.
(Exact name of registrant as specified in its charter)
_________________________
Delaware001-3846826-1377674
(State or other jurisdiction of incorporation)(Commission File Number)(I.R.S. Employer Identification No.)
5500 Wayzata Blvd., Suite 1600
Golden Valley, Minnesota 55416
(Address of principal executive offices) (Zip Code)

(844) 672-4357
(Registrant’s telephone number, including area code)

N/A
(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐     Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐     Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:
Title of each classTrading Symbol(s)Name of each exchange on which registered
Common Stock, $0.001 par value per shareINSPNew York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company     ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition
period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐


Item 2.02.    Results of Operations and Financial Condition.

On May 4, 2026, Inspire Medical Systems, Inc. (the “Company”) issued a press release announcing its financial results for the quarter ended March 31, 2026. The full text of the press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

Item 7.01.     Regulation FD Disclosure.

In May and June of 2026, the Company will be participating in various meetings with investors and analysts, and a copy of the Company’s presentation materials being used at these meetings is furnished as Exhibit 99.2 hereto and is incorporated herein by reference. These presentation materials are also available on the Investor Relations page of the Company’s website at https://investors.inspiresleep.com.

The information in each of Item 2.02 and Item 7.01 of this Current Report on Form 8-K and in the press release attached as Exhibit 99.1 and the presentation attached as Exhibit 99.2 shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, nor shall it be deemed to be incorporated by reference into any filing of the Company under the Securities Act of 1933, as amended, or the Exchange Act, except as expressly set forth by specific reference in such filing.

Disclosure Channels to Disseminate Information
Inspire Medical Systems, Inc. (“Inspire” or the “Company”) uses, and intends to continue to use, its investor relations website at investors.inspiresleep.com, press releases, Securities and Exchange Commission (“SEC”) filings, public conference calls and webcasts as means of disclosing information about the Company and for complying with its disclosure obligations under Regulation FD. Inspire encourages investors and others to review the information Inspire makes public through these channels, as such information could be material to investors.
The Company also encourages investors and others to subscribe to Inspire’s investor alerts and to monitor information posted on its investor relations website, in addition to following its press releases, SEC filings, public conference calls and webcasts. The Company may update information on its investor relations website from time to time, including in response to developments affecting the Company’s business.

Item 9.01.    Financial Statements and Exhibits.
(d) Exhibits

Exhibit No.Description
99.1
99.2
104Cover Page Interactive Data File - the cover page XBRL tags are embedded within the Inline XBRL document.

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SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

INSPIRE MEDICAL SYSTEMS, INC.
Date:May 4, 2026By:/s/ Matthew J. Osberg
Matthew J. Osberg
Chief Financial Officer

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