Sec Form 4 Filing - Moore Joshua @ Reformation Inc. - 2026-07-29

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 Moore Joshua 2. Issuer Name and Ticker or Trading Symbol Reformation Inc. [ REF] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Chief Financial Officer (Last) (First) (Middle) 5801 S. 2ND ST. 3. Date of Earliest Transaction (MM/DD/YY) 07/29/2026 (Street) VERNON, CA90058 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ 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 07/29/2026 A 14,666 ( 1 ) A $ 0 82,448 D Common Stock 07/29/2026 A 160,000 ( 2 ) A $ 0 242,448 D Common Stock 07/29/2026 A 82,333 ( 3 ) A $ 0 324,781 ( 4 ) 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 (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 Stock Option (right to buy) $ 15 07/29/2026 A 58,831 ( 5 ) 07/29/2036 Common Stock 58,831 $ 0 58,831 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Moore Joshua 5801 S. 2ND ST. VERNON, CA90058 Chief Financial Officer Signatures /s/ Christina Halliday, as attorney-in-fact 07/31/2026 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Represents a grant of fully vested restricted stock units ("RSUs"), which will settle on earlier of within 30 days following the expiration of any applicable lock-up agreements with the underwriters for the Issuer's initial public offering and March 15, 2027. ( 2 )Represents a grant of RSUs, which vest in two equal annual installments in each of the first and second anniversaries of the grant date, subject to the reporting person's continued employment with the Issuer through the applicable vesting date. Each RSU represents a contingent right to receive one share of common stock. ( 3 )Represents a grant of RSUs, which vest in three equal annual installments in each of the first, second and third anniversaries of the grant date, subject to the reporting person's continued employment with the Issuer through the applicable vesting date. ( 4 )Consists of 324,781 shares of common stock underlying RSUs. ( 5 )One-third of the options vest on the first anniversary of the grant date, and the remainder vest in equal quarterly installments on each of the eight quarterly anniversaries of the grant date following the first anniversary of the grant date, such that the stock options will become fully vested on the third anniversary of the grant date, in each case subject to the reporting person's continued employment with the Issuer through the applicable vesting 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).

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