Sec Form 4 Filing - Kotaieva Anastasiia @ Nukkleus Inc. - 2025-12-22

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 Kotaieva Anastasiia 2. Issuer Name and Ticker or Trading Symbol Nukkleus Inc. [ NUKK] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner _____ Officer (give title below) X __ Other (specify below) See Remarks below (Last) (First) (Middle) C/O ABOUDI LEGAL GROUP PLLC, 745 FIFTH AVENUE, SUITE 500 3. Date of Earliest Transaction (MM/DD/YY) 12/22/2025 (Street) NEW YORK, NY10151 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, $0.0001 par value per share 12/22/2025 S 30,000 D $ 4.4146 ( 1 ) 1,331,197 I X Group Fund of Funds Limited Partnership ( 2 ) Common Stock, $0.0001 par value per share 12/23/2025 S 70,000 D $ 4.5726 ( 3 ) 1,261,197 I X Group Fund of Funds Limited Partnership ( 2 ) Common Stock, $0.0001 par value per share 12/24/2025 S 55,604 D $ 4.4894 ( 4 ) 1,205,593 I X Group Fund of Funds Limited Partnership ( 2 ) Common Stock, $0.0001 par value per share 12/26/2025 S 55,604 D $ 4.2629 ( 5 ) 1,149,989 I X Group Fund of Funds Limited Partnership ( 2 )

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 Kotaieva Anastasiia C/O ABOUDI LEGAL GROUP PLLC 745 FIFTH AVENUE, SUITE 500 NEW YORK, NY10151 See Remarks below Signatures /s/ Anastasiia Kotaieva 12/29/2025 Signature of Reporting Person Date

Explanation of Responses:

( 1 )The reported price is a weighted average price per share. These shares were sold in multiple transactions ranging from $4.49 to $4.415, inclusive. The reporting person undertakes to provide Nukkleus Inc., any security holder of Nukkleus Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4. ( 2 )Anastasiia Kotaieva is the owner of X Group Fund of Funds Limited Partnership. ( 3 )The reported price is a weighted average price per share. These shares were sold in multiple transactions ranging from $4.905 to $4.41, inclusive. The reporting person undertakes to provide Nukkleus Inc., any security holder of Nukkleus Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4. ( 4 )The reported price is a weighted average price per share. These shares were sold in multiple transactions ranging from $4.47 to $4.23, inclusive. The reporting person undertakes to provide Nukkleus Inc., any security holder of Nukkleus Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4. ( 5 )The reported price is a weighted average price per share. These shares were sold in multiple transactions ranging from $4.48 to $4.41, inclusive. The reporting person undertakes to provide Nukkleus Inc., any security holder of Nukkleus Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.

Remarks: Former director and 10% shareholder

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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