Sec Form 4 Filing - BDT CAPITAL PARTNERS, LLC @ Alliance Laundry Holdings Inc. - 2026-08-20

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

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, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person BDT CAPITAL PARTNERS, LLC 2. Issuer Name and Ticker or Trading Symbol Alliance Laundry Holdings Inc. [ ALH] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 401 NORTH MICHIGAN AVE., SUITE 3100 3. Date of Earliest Transaction (MM/DD/YY) 08/20/2026 (Street) CHICAGO, IL60611 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) _____ Form filed by One Reporting Person __ X __ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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, par value $0.01 per share ("Common Stock") 08/20/2026 S 25,932,500 D $ 22.7362 ( 1 ) 114,832,842 I See Footnote ( 2 ) ( 3 ) ( 4 )

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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 7. Title and Amount of Underlying Securities (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 of Derivative Security: 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

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other BDT CAPITAL PARTNERS, LLC 401 NORTH MICHIGAN AVE. SUITE 3100 CHICAGO, IL60611 X X BDTCP GP II-A, L.P. 401 NORTH MICHIGAN AVE. SUITE 3100 CHICAGO, IL60611 X X BDTCP GP II, Co. 401 NORTH MICHIGAN AVE. SUITE 3100 CHICAGO, IL60611 X X BDT Badger Holdings, LLC 401 NORTH MICHIGAN AVE. SUITE 3100 CHICAGO, IL60611 X X BDTP GP, LLC 401 NORTH MICHIGAN AVE. SUITE 3100 CHICAGO, IL60611 X X Trott Byron D 401 NORTH MICHIGAN AVE. SUITE 3100 CHICAGO, IL60611 X X BDTCP GP II-A (DEL), LLC 401 NORTH MICHIGAN AVE. SUITE 3100 CHICAGO, IL60611 X X Signatures /s/ Mary Ann Todd, Attorney-in-Fact 08/24/2026 Signature of Reporting Person Date

Explanation of Responses:

( 1 )This amount represents the $22.7362 sale price per share of common stock, par value $0.01 per share, in a secondary offering of shares, including as a result of the underwriters' exercise of an overallotment option, made pursuant to an underwriting agreement, dated August 18, 2026, which closed on August 20, 2026. ( 2 )This Form 4 is jointly filed by BDTBH, BDTCP GP II-A, L.P. ("BDTCP GP II-A"), BDTCP GP II-A (DEL), LLC ("BDTCP GP II-A DEL"), BDTCP GP II, Co. ("BDTCP GP II"), BDT Capital Partners, LLC ("BDTCP"), BDTP GP, LLC ("BDTP") and Byron D. Trott. BDTCP wholly owns its shares through the investment fund BDTBH. The managing member of BDTBH is BDTCP GP II-A DEL, of which BDTCP GP II-A is the sole member. The sole member of BDTCP GP II is BDTCP, of which the managing member is BDTP. Byron D. Trott is the sole member of BDTP. Each of BDTCP GP II-A DEL, BDTCP GP II-A, BDTCP GP II, BDTCP, BDTP and Mr. Trott may be deemed to have indirect voting and investment control over the shares held by BDTBH. Voting and investment determinations with respect to the shares held by BDTBH are made by an investment committee of (cont'd in next FN) ( 3 )(cont'd from previous FN) BDT & MSD Partners, LLC ("BDT & MSD") comprised of Byron D. Trott, Dan Jester, Gregg Lemkau, San Orr, Robert Platek, Amy Ennesser, Genevieve Hovde, Douglas Londal, Robert Verigan, Greg Olafson and Dag Skattum. Accordingly, each of the foregoing entities and individuals may be deemed to share beneficial ownership of the securities held of record by BDTBH. Each of them disclaims beneficial ownership of such securities except to the extent of their pecuniary interest therein. The address for BDTBH, BDTCP GP II-A, BDTCP GP II-A DEL, BDTCP GP II, BDTCP, BDTP and Mr. Trott is BDT & MSD, 401 North Michigan Avenue, Suite 3100, Chicago, IL 60611. Each of the reporting persons disclaims beneficial ownership of the reported securities except to the extent of his or its pecuniary interests therein. (cont'd in next FN) ( 4 )(cont'd from previous FN) This Form 4 shall not be deemed to be an admission that any reporting person hereunder is the beneficial owner of any of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended ("Section 16"), or for any other purpose. Robert L. Verigan is a Partner of BDT & MSD, an affiliate of BDTCP, and is a director of the Issuer. By virtue of his service on the Board of Directors of the issuer as a representative of BDTCP, for purposes of Section 16, the reporting persons may be deemed to be a director by deputization of the Issuer.

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