Sec Form 3/A Filing - Rono Birgitte @ Evaxion A/S - 2026-03-18

FORM 3/A 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 Rono Birgitte 2. Issuer Name and Ticker or Trading Symbol Evaxion A/S [ EVAX] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Chief Scientific Officer (Last) (First) (Middle) DR. NEERGAARDS VEJ 5F 3. Date of Earliest Transaction (MM/DD/YY) 03/18/2026 (Street) HORSHOLMDK-2970 4. If Amendment, Date Original Filed (MM/DD/YY) 03/18/2026 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (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 Ordinary Shares 36,765 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 Warrants ( 1 ) $ 0.74 12/21/2023 12/21/2026 Ordinary Shares 36,765 D Warrants $ 0.1 01/01/2017 12/31/2036 Ordinary Shares 1,152 D Warrants $ 0.1 01/01/2018( 2 ) 12/31/2036 Ordinary Shares 7,092 D Warrants $ 0.1 01/01/2019( 2 ) 12/31/2031 Ordinary Shares 10,440 D Warrants $ 0.1 01/01/2020( 2 ) 12/31/2031 Ordinary Shares 10,692 D Warrants $ 5.38 01/01/2021( 2 ) 12/31/2031 Ordinary Shares 45,000 D Warrants $ 2.23 01/01/2022( 2 ) 12/31/2031 Ordinary Shares 25,000 D Warrants $ 0.75 01/01/2023( 2 ) 12/31/2031 Ordinary Shares 12,500 D Warrants $ 0.4 01/01/2024( 2 ) 12/31/2031 Ordinary Shares 50,000 D Warrants $ 0.07 01/01/2024( 2 ) 12/31/2031 Ordinary Shares 125,000 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Rono Birgitte DR. NEERGAARDS VEJ 5F HORSHOLMDK-2970 Chief Scientific Officer Signatures /s/ Michael Baird, Attorney-in-Fact 03/27/2026 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Warrants pursuant to private placement that closed 12/21/2023. ( 2 )Vesting is 1/36 per month over 36 months from the initial exercise date indicated.

Remarks: Exhibit List - Exhibit 24.1 Power of Attorney. This Form 3/A amends the Form 3 filed on March 18, 2026, which reported Ms. Rono's initial holdings using the Issuer's CIK number as an interim measure, pending receipt of Ms. Rono's new filer CIK codes. This Form 3/A has been filed using Ms. Rono's CIK codes and reflects her as the Reporting Owner, with no alteration to her beneficial ownership.

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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