SEC FORM 4

SEC FORM 4 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

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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^*

Coliseum Capital Management, LLC

(Last)

(First)

(Middle)

105 ROWAYTON AVE.

(Street)

ROWAYTON

06853

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
Sonos Inc [ SONO ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
03/09/2026

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

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

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

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock, $0.001 par value per share ("Common Stock")	03/09/2026		P		420,000	A	$13.95⁽¹⁾	17,341,842	I	See Footnotes⁽²⁾⁽³⁾⁽⁶⁾
Common Stock	03/10/2026		P		320,000	A	$14.19⁽⁴⁾	17,661,842	I	See Footnotes⁽²⁾⁽³⁾⁽⁶⁾
Common Stock	03/11/2026		P		180,000	A	$14.22⁽⁵⁾	17,841,842	I	See Footnotes⁽²⁾⁽³⁾⁽⁶⁾

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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

1. Name and Address of Reporting Person^*

Coliseum Capital Management, LLC

(Last)

(First)

(Middle)

105 ROWAYTON AVE.

(Street)

ROWAYTON

06853

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

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

1. Name and Address of Reporting Person^*

Shackelton Christopher S

(Last)

(First)

(Middle)

105 ROWAYTON AVE.

(Street)

ROWAYTON

06853

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

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

1. Name and Address of Reporting Person^*

Coliseum Capital, LLC

(Last)

(First)

(Middle)

105 ROWAYTON AVE.

(Street)

ROWAYTON

06853

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

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

1. Name and Address of Reporting Person^*

COLISEUM CAPITAL PARTNERS, L.P.

(Last)

(First)

(Middle)

105 ROWAYTON AVE.

(Street)

ROWAYTON

06853

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

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

1. Name and Address of Reporting Person^*

Gray Adam

(Last)

(First)

(Middle)

105 ROWAYTON AVE.

(Street)

ROWAYTON

06853

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

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

1. Name and Address of Reporting Person^*

Coliseum Capital Co-Invest IV, L.P.

(Last)

(First)

(Middle)

105 ROWAYTON AVE.

(Street)

ROWAYTON

06853

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

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

Explanation of Responses:

1. The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $13.40 to $14.25, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

2. The shares of Common Stock reported herein are held directly by (a) Coliseum Capital Partners, L.P. ("CCP") and Coliseum Co-Invest IV, L.P. ("CCC IV"), each of which are an investment limited partnership of which Coliseum Capital, LLC, a Delaware limited liability company ("CC"), is general partner and for which Coliseum Capital Management, LLC, a Delaware limited liability company ("CCM"), serves as investment adviser; and (b) a separate account investment advisory client of CCM (the "Separate Account").

3. Christopher S. Shackelton ("Shackelton") and Adam Gray ("Gray") are managers of and have an ownership interest in each of CCM and CC. Each of Shackelton, Gray, CCP, the Separate Account, CC and CCM disclaims beneficial ownership of these securities except to the extent of that person's pecuniary interest therein.

4. The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $13.82 to $14.25, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the SEC, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

5. The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $14.10 to $14.25, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the SEC, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

6. Following the transactions reported herein, CCP directly owned 12,923,136 shares of Common Stock, CCC IV directly owned 1,891,562 shares of Common Stock and the Separate Account directly owned 3,027,144 shares of Common Stock.

	Coliseum Capital Management, LLC, By: /s/ Adam Cina, Attorney-in-fact, Adam Cina, Attorney-in-fact	03/11/2026
	Christopher Shackelton, By: /s/ Adam Cina, Attorney-in-fact, Adam Cina, Attorney-in-fact	03/11/2026
	Coliseum Capital, LLC, By: /s/ Adam Cina, Attorney-in-fact, Adam Cina, Attorney-in-fact	03/11/2026
	Coliseum Capital Partners, L.P., By: Coliseum Capital, LLC, its General Partner, By: /s/ Adam Cina, Attorney-in-fact, Adam Cina, Attorney-in-fact	03/11/2026
	Adam Gray, By: /s/ Adam Cina, Attorney-in-fact, Adam Cina, Attorney-in-fact	03/11/2026
	Coliseum Capital Co-Invest IV, L.P., By: Coliseum Capital, LLC, its General Partner, By: /s/ Adam Cina, Attorney-in-fact, Adam Cina, Attorney-in-fact	03/11/2026
	** 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.

Large owner Coliseum Capital Management, Llc bought $12,959,400 worth of shares (920,000 units at $14.09) (SEC Form 4)