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Form 4 OneWater Marine Inc. For: Oct 01 Filed by: Austin Singleton Irrevocable Trust, dated December 30, 2015

October 5, 2026 4:32 PM
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).
1. Name and Address of Reporting Person *
Singleton Philip Austin Jr.

(Last) (First) (Middle)
6275 LANIER ISLANDS PARKWAY

(Street)
BUFORD GA 30518

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
OneWater Marine Inc. [ ONEW ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
X Officer (give title below) X Other (specify below)
Executive Chairman / See Remarks
3. Date of Earliest Transaction (Month/Day/Year)
10/01/2026
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)
Code V Amount (A) or (D) Price
Class A common stock, par value $0.01 10/01/2026 F (1) 54,527 D $ 9.53 171,261 D
Class A common stock, par value $0.01 10/01/2026 G (2) 54,528 D $ 0 116,733 D
Class A common stock, par value $0.01 10/01/2026 G (2) 54,528 A $ 0 674,537 I By Austin Singleton Irrevocable Trust, Dated December 30, 2015
Class A common stock, par value $0.01 345,678 I By Philip Singleton Irrevocable Trust, Dated December 24, 2015
Class A common stock par value $0.01 801,816 I By Auburn OWMH, LLLP
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. Represents shares withheld to cover tax withholding obligations in connection with the vesting of previously reported restricted stock units.
2. On October 1, 2026, the Reporting Person gifted 54,528 shares of Class A common stock of OneWater Marine Inc. to the Austin Singleton Irrevocable Trust, Dated December 30, 2015, a family trust.
Remarks:
Member of 10% ownership group.
/s/ Jack Ezzell, Authorized Signatory for Philip Austin Singleton, Jr. 10/05/2026
** Signature of Reporting Person Date
/s/ Jack Ezzell, as Attorney-in-Fact for Michelle Singleton, as Manager of Singleton Asset Management, LLC, in its capacity as general partner of Auburn OWMH, LLLP 10/05/2026
** Signature of Reporting Person Date
/s/ Jack Ezzell, as Attorney-in-Fact for Michelle Singleton, as Manager of Singleton Asset Management, LLC 10/05/2026
** Signature of Reporting Person Date
/s/ Jack Ezzell, as Attorney-in-Fact for Michelle Singleton 10/05/2026
** Signature of Reporting Person Date
/s/ Jack Ezzell, Attorney-in-Fact for Scott Beville, as Co-Trustee of Philip Singleton Irrevocable Trust, dated December 24, 2015 10/05/2026
** Signature of Reporting Person Date
/s/ Jack Ezzell, Attorney-in-Fact for Scott Beville, as Co-Trustee of Austin Singleton Irrevocable Trust, dated December 30, 2015 10/05/2026
** 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.

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