# EDGAR Filing Document

**Accession Number:** 0001166663
**File Stem:** 0001193125-26-096571
**Filing Date:** 2026-3
**Character Count:** 3576
**Document Hash:** 17cb981e9bd406c5ecb2041f4b52a1b9
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-096571.hdr.sgml**: 20260306

**ACCESSION NUMBER**: 0001193125-26-096571

**CONFORMED SUBMISSION TYPE**: 6-K

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260306

**FILED AS OF DATE**: 20260306

**DATE AS OF CHANGE**: 20260306

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** TSAKOS ENERGY NAVIGATION LTD
- **CENTRAL INDEX KEY:** 0001166663
- **STANDARD INDUSTRIAL CLASSIFICATION:** DEEP SEA FOREIGN TRANSPORTATION OF FREIGHT [4412]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 000000000
- **STATE OF INCORPORATION:** J3

**FILING VALUES:**
- **FORM TYPE:** 6-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-31236
- **FILM NUMBER:** 26731208

**BUSINESS ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** 367 SYNGROU AVE 175 64
- **CITY:** ATHENS
- **NON US STATE TERRITORY:** P. FALIRO
- **PROVINCE COUNTRY:** J3
- **ZIP:** 175 64
- **BUSINESS PHONE:** 202-346-4434

**MAIL ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** 367 SYNGROU AVE 175 64
- **CITY:** ATHENS
- **NON US STATE TERRITORY:** P. FALIRO
- **PROVINCE COUNTRY:** J3
- **ZIP:** 175 64

**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 March 2026** 

**Commission File Number 001-31236** 

## TSAKOS ENERGY NAVIGATION LIMITED
**(Translation of registrant's name into English)** 

**367 Syngrou Avenue, 175 64 P.** 

**Faliro, 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 ☐

------

**TSAKOS ENERGY NAVIGATION** 

**LIMITED FORM 6-K** 

**Chief Financial Officer** 

On March 3, 2026, Paul Durham stepped down as Co-Chief Financial Officer and Chief Accounting Officer of Tsakos Energy Navigation Limited (the "Company" or "TEN"). Mr. Durham will remain with the Company in an advisory role.

The Board of Directors appointed Theoharrys E. Kosmatos, who has served as Co-Chief Financial Officer of the Company since July 1, 2024, as Chief Financial Officer and Chief Accounting Officer of the Company, effective March 3, 2026.

**\*\*\*\*\*** 

This report on Form 6-K is hereby incorporated by reference into the following Registration Statements of the Company:

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;• Registration Statement on Form F-3 (No. 333-273740) filed with the SEC on August 4, 2023;

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;• Registration Statement on Form F-3 (No. 333-234279) filed with the SEC on October 21, 2019;

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;• Registration Statement on Form F-3 (No. 333-206852) filed with the SEC on September 9, 2015; and

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;• Registration Statement on Form S-8 (No. 333-279039) initially filed with the SEC on May 1, 2024.

------

**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: March 6, 2026

---

| | |
|:---|:---|
| TSAKOS ENERGY NAVIGATION LIMITED | TSAKOS ENERGY NAVIGATION LIMITED |
| By: | /s/ George Saroglou |
|  | George Saroglou |
|  | President and Chief Operating Officer |

---