Sleep Number Corp — Earnings Release 2026

May 12, 2026

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 12, 2026

SLEEP NUMBER CORP ORATION

(Exact name of registrant as specified in its charter)

Minnesota

(State or other jurisdiction of incorporation)

000-25121	41-1597886
(Commission File Number)	(IRS Employer Identification No.)

1001 Third Avenue South , Minneapolis , MN 55404

(Address of principal executive offices) (Zip Code)

( 763 ) 551-7000

(Registrant’s telephone number, including area code)

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 class	Trading Symbol(s)	Name of each exchange on which registered
Common Stock, par value $0.01 per share	SNBR	Nasdaq Global Select Market

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 12, 2026, Sleep Number issued a press release announcing results for the fiscal first quarter ended April 4, 2026. A copy of the press release is attached as Exhibit 99.1 to this Current Report on Form 8-K.

ITEM 9.01. FINANCIAL STATEMENTS AND EXHIBITS.

(d) Exhibits.

Exhibit No.	Description of Exhibit
99.1	Press Release dated May 12 , 202 6
104	Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

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

	SLEEP NUMBER CORPORATION
	(Registrant)
Dated: May 12, 2026	By:	/s/ Samuel R. Hellfeld
	Name:	Samuel R. Hellfeld
	Title:	Executive Vice President, Chief Legal and Risk Officer