Sleep Number director awarded 15,067 stock units

MENDEZ ANGEL L reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

MENDEZ ANGEL L reported acquisition or exercise transactions in this Form 4 filing.

Sleep Number Corp director Angel L. Mendez received an award of 15,067 shares of Common Stock in the form of restricted stock units at no cash cost. These units will vest over time. After this grant, he directly holds 37,515 shares of Sleep Number stock. A related footnote states that on 5/21/26, 9,776 shares vested from a prior restricted stock unit award and that he has deferred receipt of those vested shares, meaning he has chosen to receive them at a later date rather than immediately.

Insider Trade Summary

Grant/Award: 15,067 shares

Grant/Award 1 txn

Insider MENDEZ ANGEL L

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	15,067	$0.00	$0.00

Holdings After Transaction: Common Stock — 37,515 shares (Direct)

Footnotes (1)

1. F1. Includes 15,067 restricted stock units that will vest over time. On 5/21/26, 9,776 shares vested from a restricted stock unit award and the reporting person has deferred receipt of the shares.

Key Figures

RSU grant size: 15,067 shares Shares held after grant: 37,515 shares Grant price per share: $0.0000 per share +2 more

5 metrics

RSU grant size 15,067 shares Restricted stock units granted to director Angel L. Mendez

Shares held after grant 37,515 shares Total direct Common Stock holdings after the transaction

Grant price per share $0.0000 per share Reported transaction price for the RSU award

Additional vested shares 9,776 shares Vested from a prior restricted stock unit award on 5/21/26, receipt deferred

Transaction date 2026-05-21 Date of the RSU grant transaction

Key Terms

restricted stock units, vest over time, deferred receipt

3 terms

restricted stock units financial

"Includes 15,067 restricted stock units that will vest over time."

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

vest over time financial

"Includes 15,067 restricted stock units that will vest over time."

deferred receipt financial

"the reporting person has deferred receipt of the shares."

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did Sleep Number (SNBR) director Angel L. Mendez report in this Form 4?

He reported receiving a stock award. Angel L. Mendez was granted 15,067 shares of Sleep Number Common Stock as restricted stock units at no cash cost, increasing his direct holdings to a total of 37,515 shares after the award.

How many Sleep Number (SNBR) shares does Angel L. Mendez hold after this transaction?

He holds 37,515 shares after the transaction. Following the grant of 15,067 restricted stock units, the Form 4 shows Mendez’s total direct ownership in Sleep Number Common Stock increased to 37,515 shares.

Was Angel L. Mendez’s Sleep Number (SNBR) transaction a market purchase or sale?

It was a grant, not a market trade. The Form 4 shows code “A,” described as a grant, award, or other acquisition at a price of $0.0000 per share, rather than an open-market buy or sell transaction.

What are the 15,067 restricted stock units reported for Sleep Number (SNBR)?

They are time-vesting stock awards. The filing notes that the 15,067 restricted stock units will vest over time, meaning the director earns actual shares gradually according to a vesting schedule instead of receiving them all immediately.

What does it mean that Angel L. Mendez deferred receipt of vested Sleep Number (SNBR) shares?

He chose to receive vested shares later. The footnote explains that on 5/21/26, 9,776 shares vested from a prior restricted stock unit award and Mendez has deferred receipt, so delivery of those shares will occur at a future date.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/21/2026 - 04:03 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

MENDEZ ANGEL L

(Last) (First) (Middle)

1001 THIRD AVENUE SOUTH

(Street)

MINNEAPOLIS MINNESOTA 55404

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Sleep Number Corp [ SNBR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/21/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	05/21/2026		A		15,067	A	$0	37,515(1)	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Includes 15,067 restricted stock units that will vest over time. On 5/21/26, 9,776 shares vested from a restricted stock unit award and the reporting person has deferred receipt of the shares.

Remarks:

	/s/ Angel L. Mendez by Brandon Rykkeli, attorney-in-fact	05/21/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)