UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): February 523, 2026

TRANSCODE THERAPEUTICS, INC.

(Exact name of registrant as specified in its charter)

Delaware		001-40363		81-1065054
(State or other jurisdiction of incorporation)		(Commission File Number)		(I.R.S. Employer Identification No.)

TransCode Therapeutics, Inc.

6 Liberty Square, #2382
Boston, Massachusetts 02109

(Address of principal executive offices, including zip code)

(857) 837-3099

(Registrant’s telephone number, including area code)

Not Applicable

(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 of 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, par value $0.0001 per share		RNAZ		The Nasdaq Capital Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

Emerging growth company x

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 7.01 Regulation FD Disclosure.

On February 5 23, 2026, TransCode Therapeutics, Inc. (“TransCode”) issued a press release announcing, ~~in collaboration with Quantum Leap Healthcare Collaborative,~~ the ~~submission to~~publication ~~the U.S. Food and Drug Administration~~ of ana ~~Investigational~~manuscript ~~New~~titled ~~Drug~~Template-Directed ~~application~~RIG-I ~~amendment~~Agonist Assembly for aImage-guided ~~planned~~Targeted ~~Phase~~Cancer 2aImmunotherapy ~~clinical~~in ~~trial~~the ~~with TransCode’s~~journal ~~lead~~Molecular ~~therapeutic~~Imaging ~~candidate,~~and ~~TTX-MC138~~Biology. A copy of this press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K.

The information in this Item 7.01, including Exhibit 99.1 hereto, is being furnished herewith and 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 of 1933, as amended (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 No.	Description
99.1	Press Release, dated February 523, 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.

	TransCode Therapeutics, Inc.
Date: February 5, 2026	By:	/s/ Philippe P. Calais
Date: February 23, 2026	By:	/s/ Philippe P. Calais
		Philippe P. Calais
		Chief Executive Officer

Filing Compare · Transcode Therapeutics, Inc.