Company: TEN-PE
Filing Date: 2025-09-30
Form Type: 6-K
Source: 0001193125-25-225057
Chunk: 47

Company: TSAKOS ENERGY NAVIGATION LTD
Filing Date: 2025-09-30
Form: 6-K
Chunk 47
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| Vested January 1, 2025 |     |                      — |     |                        — |     |              -155,500 |     |                   -155,500 | $ |                             26.07 |
| June 30, 2025          |     |                625,000 |     |                   -3,000 |     |              -155,500 |     |                    466,500 | $ |                             26.07 |

10. Investments in debt securities

As of December 31, 2024, the Company held four investments in debt securities classified as held to maturity and recognized at amortized cost basis with carrying value $ 25,230.

On February 7, 2025, the Company entered a five-year investment in debt securities, amounting to $ 10,000. Interest income is earned on a quarterly basis on the 14th day of February, May, August and November in each year from, and including, May 14, 2025, to, and including, August 14, 2030.

On June 25, 2025, the Company entered a seven-year investment in debt securities, amounting to $ 5,000. Interest income is earned on a quarterly basis on the 2nd day of July, October, January and April in each year from, and including, October 2, 2025, to, and including, July 2, 2026.

| F- 
 16 |

TSAKOS ENERGY NAVIGATION LIMITED AND SUBSIDIARIES NOTES TO INTERIM CONDENSED CONSOLIDATED FINANCIAL STATEMENTS (UNAUDITED) JUNE 30, 2025 AND 2024 (Expressed in thousands of U.S. Dollars, except for share and per share data, unless otherwise stated)

On April 28, 2025, an investment of debt securities amounting to $ 5,000was redeemed.The issuer exercised their redemption option as per contractual terms. These proceeds are reflected in the accompanying consolidated statements of cash flows.

As of June 30, 2025, the Company held five investments in debt securities classified as held to maturity and recognized at amortized cost basis with carrying value $ 35,259.

The maturity schedule of the outstanding investments in debt securities as of June 30, 2025, is as follows:

Investments in debt securities - maturity schedule of the outstanding investments in debt securities (Table)

| Maturity date