UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of ~~December~~January ~~2025~~2026

Commission File Number: 001-42174

Icon Energy Corp.

(Translation of registrant’s name into English)

c/o Pavimar Shipping Co.

17th km National Road

Athens-Lamia & Foinikos Str.

14564, Nea Kifissia

Athens, Greece

+30 211 88 81 300

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports

under cover of Form 20-F or Form 40-F:

Form 20-F ☒ Form 40-F ☐

INFORMATION CONTAINED IN THIS FORM 6-K REPORT

OnAttached ~~December~~to ~~17,~~this ~~2025,~~report on Form 6-K (this “Report”) as Exhibit 99.1 is a copy of the press release of Icon Energy Corp. (the “Company”), issued on January 6, 2026, announcing that the Company’s board of directors has determined to effect a ~~press~~1-for-5 ~~release~~reverse ~~entitled~~stock ~~“Icon~~split ~~Energy~~of ~~Corp.~~the ~~Provides~~Company’s ~~Commercial~~common ~~Update~~shares, par value $0.001 (the “Common Shares”), Aeffective ~~copy~~at the opening of ~~this~~trading ~~press~~on ~~release~~January is8, ~~furnished~~2026 ~~as Exhibit~~(the ~~99.1~~“Reverse ~~herewith~~Stock Split”).

OnAttached ~~December~~to ~~18,~~this ~~2025,~~Report ~~the~~as ~~Company~~Exhibit ~~issued~~3.1 is a copy ~~press~~of ~~release announcing that~~ the ~~Company’s~~Articles ~~board~~ of ~~directors~~Amendment ~~has~~of ~~authorized~~Articles aof ~~share~~Incorporation ~~repurchase~~of ~~program under which~~ the Company, ~~may repurchase~~filed upwith tothe anRegistrar ~~aggregate~~of Corporations of ~~$1.0~~the ~~million~~Republic of ~~its~~the ~~outstanding~~Marshall ~~common~~Islands ~~shares~~on ~~through~~January ~~December 31~~7, 2026., Ato ~~copy~~effect ofthe ~~this~~Reverse ~~press~~Stock ~~release is furnished as Exhibit 99~~Split.~~2 herewith.~~

~~Notwithstanding~~This ~~the foregoing~~Report, ~~the~~including ~~information in~~ the ~~press~~exhibits ~~releases regarding the Company’s fleet and employment update~~hereto, asare ~~well~~hereby ~~as its new share repurchase program is~~ incorporated by reference into the Company’s registration ~~statements~~statement on Form F-3 (File No. 333-291988)~~, and shall be a part thereof, to the extent not superseded by documents or reports subsequently filed or furnished~~.

SIGNATURES

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, thereunto duly authorized.

	ICON ENERGY CORP.
Date: December 18, 2025	By:	/s/ Dennis Psachos
Date: January 8, 2026	By:	/s/ Dennis Psachos
	Name:	Dennis Psachos
	Title:	Chief Financial Officer

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