3 insiders reported 6 Form 4 transactions for TSAKOS ENERGY NAVIGATION LTD (TEN) over the past 18 months (most recent 2026-08-17). Recent activity: Hatzimichalis Clio (Director) Sell 5,000 shares, Tommasino Nicholas Francis (Director) Sell 2,490 shares, TSAKOS NIKOLAOS (Chief Executive Officer) Sell 500,000 shares, TSAKOS NIKOLAOS (Chief Executive Officer) Buy 500,000 shares, TSAKOS NIKOLAOS (Chief Executive Officer) Buy 12,500 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-17 | Hatzimichalis Clio | Director | Sell | 5,000 | $205,331 |
| 2026-07-16 | Tommasino Nicholas Francis | Director | Sell | 2,490 | $99,762 |
| 2026-07-10 | TSAKOS NIKOLAOS | Chief Executive Officer | Sell | 500,000 | $0 |
| 2026-07-10 | TSAKOS NIKOLAOS | Chief Executive Officer | Buy | 500,000 | $0 |
| 2026-04-30 | TSAKOS NIKOLAOS | Chief Executive Officer | Buy | 12,500 | $498,986 |
| 2026-04-30 | TSAKOS NIKOLAOS | Chief Executive Officer | Buy | 12,500 | $499,355 |
Source: SEC Form 4 filings · as of 2026-08-17