[Form 4] Sleep Number Corp Insider Trading Activity

Rhea-AI Filing Summary

Sleep Number Corp EVP Chief Legal & Risk Officer Samuel R. Hellfeld reported an open-market sale of 7,964 common shares held indirectly through a 401k plan at an average price of $0.31 per share on June 18, 2026. Following these transactions, he continues to hold 75,772 Sleep Number shares directly, indicating that only his indirect 401k position was fully sold while a larger direct stake remains.

Insights

Equity compensation and insider-trading analyst

Routine 401k sale; executive retains sizable direct stake.

EVP Chief Legal & Risk Officer Samuel R. Hellfeld executed an open-market sale of 7,964 Sleep Number common shares held indirectly via a 401k at $0.31 per share. The transaction is categorized as a non-derivative sale, not linked to option exercises or complex instruments.

After the sale, he still directly owns 75,772 shares. This means the Form 4 shows a net sell of 7,964.04 shares but a much larger remaining direct position. With no 10b5-1 plan or special footnotes disclosed in the excerpt, this looks like a straightforward portfolio move rather than a structural change in exposure.

From an investor perspective, the transaction size appears modest relative to the remaining stake. It closes out his indirect 401k holdings while keeping a substantial direct equity position in place, which tempers the informational weight of the sale.

Insider Trade Summary

Net Seller: 7,964.04 shares ($2,469)

Net Sell 2 txns

Insider Hellfeld Samuel R

Role EVP Chief Legal & Risk Officer

Sold 7,964.04 shs ($2K)

Type	Security	Shares	Price	Value
Sale	Common Stock	7,964.04	$0.31	$2K
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 0 shares (Indirect, by 401k); Common Stock — 75,772 shares (Direct, null)

Footnotes (1)

Key Figures

Shares sold: 7,964.04 shares Sale price: $0.31 per share Direct holdings after: 75,772 shares +1 more

4 metrics

Shares sold 7,964.04 shares Open-market sale from 401k on June 18, 2026

Sale price $0.31 per share Average sale price for 7,964.04 common shares

Direct holdings after 75,772 shares Direct Sleep Number common stock after transactions

Net share change -7,964.04 shares Net buy/sell shares across reported transactions

Key Terms

open-market sale, non-derivative, indirect, 401k

4 terms

open-market sale financial

"transaction_action": "open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

non-derivative financial

""transaction_type": "non-derivative""

indirect financial

""ownership_type": "indirect""

401k financial

""nature_of_ownership": "by 401k""

An employer-sponsored retirement savings plan in the United States that lets workers set aside part of their paycheck into investments with tax advantages; some plans also include employer matching contributions, which is like free money added to your savings. It matters to investors because 401(k) balances represent a large pool of household retirement assets that influence personal financial security, investor behavior, and long-term demand for stocks and bonds.

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Form 4 Insider Transactions: What Each Field Means →

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^*

Hellfeld Samuel R

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP Chief Legal & Risk Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/18/2026

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	06/18/2026		S		7,964.04	D	$0.31	0	I	by 401k
Common Stock								75,772	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:

Remarks:

	/s/ Samuel R. Hellfeld, by Kelly F. Baker, attorney-in-fact	06/22/2026
	** 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)