StealthGas (GASS) files Form 6-K with Q3 and 9M 2025 results update

Rhea-AI Filing Summary

StealthGas Inc., a Greece-based foreign private issuer, submitted a Form 6-K for November 2025. The filing forwards a press release dated November 25, 2025 that announces the company’s financial and operating results for the three and nine months ended September 30, 2025, which is attached as Exhibit 99.1. The report is also incorporated by reference into StealthGas’s existing registration statements on Form F-3 and Form S-8.

Form 6-K: How Foreign Companies Report to the SEC →

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 November 2025

Commission File Number 001-36797

STEALTHGAS INC.

(Translation of registrant’s name into English)

331 Kifissias Avenue Erithrea 14561 Athens, Greece

(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 ☐

Financial and Operating Results for the three and nine months ended September 30, 2025

The press release issued by StealthGas Inc. (the “Company”) on November 25, 2025 announcing its financial and operating results for the three and nine months ended September 30, 2025, is attached hereto as Exhibit 99.1.

EXHIBIT INDEX

99.1 StealthGas Inc. Press Release dated November 25, 2025

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This report on Form 6-K is hereby incorporated by reference into the Company’s Registration Statement on Form F-3 (Reg. No. 333-143804) and Registration Statements on Form S-8 (Reg. Nos. 333-144240 and 333-207168).

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.

Date: November 25, 2025

STEALTHGAS INC.
By:		/s/ Harry Vafias
Name:		Harry Vafias
Title:		Chief Executive Officer

FAQ

What does StealthGas (GASS) report in this November 2025 Form 6-K?

StealthGas’s November 2025 Form 6-K forwards a press release with financial and operating results for the three and nine months ended September 30, 2025, and incorporates this information into existing registration statements.

Which period’s results are included in StealthGas (GASS) November 2025 update?

The attached press release provides StealthGas’s financial and operating results for the three-month and nine-month periods ended September 30, 2025, offering investors a snapshot of its performance over those intervals.

How is the StealthGas (GASS) November 25, 2025 press release used legally?

The November 25, 2025 press release attached to the Form 6-K is incorporated by reference into StealthGas’s effective Form F-3 and Form S-8 registration statements, making the disclosed information part of those offerings.

Who signed the StealthGas (GASS) November 2025 Form 6-K filing?

The Form 6-K was signed on behalf of StealthGas Inc. by Chief Executive Officer Harry Vafias, indicating executive-level authorization of the furnished information and its incorporation into the company’s registration statements.

What exhibit is attached to StealthGas (GASS) November 2025 Form 6-K?

The filing attaches Exhibit 99.1, which is a press release issued on November 25, 2025. That press release announces StealthGas’s financial and operating results for the three and nine months ended September 30, 2025.