UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or Section 15(d)

of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): February 39, 2026

~~NUKKLEUS~~T3 DEFENSE INC. (Exact name of registrant as specified in its charter)

Delaware		001-39341		38-3912845
(State or other jurisdiction of incorporation or organization)		(Commission File Number)		(IRS Employer Identification Number)

575 Fifth Avenue, 14^th Floor

New York, New York 10017

(Address of principal executive offices)

212-791-4663

(Registrant’s telephone number, including area code)

~~Not~~Nukkleus ~~Applicable~~Inc.

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation to the registrant under any of the following provisions:

☐	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class	Trading Symbol(s)	Name of each exchange on which registered
Common Stock, $0.0001 par value per share	~~NUKK~~DFNS	The Nasdaq ~~Global~~Stock Market LLC
Warrants, each warrant exercisable for one Share of Common Stock for $92.00 per share	~~NUKKW~~DFNSW	The Nasdaq ~~Global~~Stock Market LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 or Rule 12b-2 of the Securities Exchange Act of 1934.

Emerging growth company ☒

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 85.0103 ~~Other~~Amendments ~~Events~~to Articles of Incorporation or Bylaws; Change in Fiscal Year.

OnEffective February 39, 2026, Nukkleus Inc. ~~issued~~(the “Company”) achanged ~~press~~its ~~release,~~name by the filing of a ~~copy~~certificate of correction to the Amendment to its Amended and Restated Certificate of ~~which~~Incorporation iswith ~~attached~~the ~~hereto~~Secretary asof ~~Exhibit~~State 99of the State of Delaware to change the name of the Company to “T3 Defense Inc.”. The change in the name of the Company was effectuated pursuant to Section 242(d)(1) ~~and~~of ~~incorporated~~the ~~herein~~Delaware byGeneral ~~reference~~Corporation Law.

~~The~~As ~~information~~a ~~furnished~~result ~~under~~of ~~this~~the ~~Item~~name ~~8.01~~change, ~~including~~the ~~Exhibit 99.1~~new ticker ~~attached~~of ~~hereto,~~the ~~shall~~Company ~~not~~will be ~~deemed~~ “~~filed~~DFNS”. ~~for~~The ~~purposes~~Company ofwill ~~Section 18~~commence oftrading ~~the~~under ~~Securities Exchange Act of 1934, as amended (~~the ~~“Exchange~~new ~~Act”),~~ticker orsymbol ~~otherwise~~on ~~subject~~The toNasdaq ~~the~~Stock ~~liabilities~~Market ofLLC on ~~that~~February ~~section~~9, ~~nor~~2026. ~~shall~~There itis beno ~~deemed~~change ~~incorporated~~to ~~by reference into any filing under~~ the ~~Securities~~CUSIP ~~Act~~ of ~~1933, as amended, or~~ the ~~Exchange Act, except as expressly set forth by specific reference in such filing~~Company.

Item 7.01 Regulation FD Disclosure.

On February 9, 2026, Nukkleus Inc. issued a press release regarding the name change of the Company. A copy of the press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

The information contained in this Item 7.01, including Exhibit 99.1 attached hereto, shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act or the Exchange Act, except as expressly set forth by specific reference in such a filing.

Item 9.01 Financial Statements and Exhibits

(d) Exhibits

Exhibit 99.1		Press Release dated February 3, 2026
Exhibit No.		Description
Exhibit 104		Cover Page Interactive Data File (embedded within the Inline XBRL document)
3.8.1		Certificate of Correction.
3.8.2		Certificate of Amendment of Amended and Restated Certificate of Incorporation.
99.1		Press Release dated February 9, 2026.
104		Cover Page Interactive Data File (embedded within the Inline XBRL document).

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

	NUKKLEUS INC.
	T3 DEFENSE INC.
Date: February 3, 2026	By:	/s/ Menachem Shalom
Date: February 9, 2026	By:	/s/ Menachem Shalom
	Name:	Menachem Shalom
	Title:	Chief Executive Officer

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