Insider Trading (Form 4)
NYSE
Nicholas Francis Tommasino, a Director of Tsakos Energy Navigation Ltd, sold 2,490 shares of common stock on July 14, 2026 for $40.06 per share.
NYSE
Nikolaos Tsakos, CEO of Tsakos Energy Navigation Ltd (TEN), has acquired 500,000 common shares in a transaction dated July 8, 2026.
Schedule 13D - Activist Investments
NYSE
SCHEDULE 13D/A: Tsakos Family Affiliates Reaffirm Significant Stake in Tsakos Energy Navigation, Disclosing Recent Share Acquisitions
Affiliates of the Tsakos family have filed an Amendment No. 15 to their Schedule 13D, detailing their continued significant beneficial ownership in Tsakos Energy Navigation Limited and disclosing recent share acquisitions.
NYSE
SCHEDULE 13D/A: Tsakos Energy Navigation Insiders Boost Stake to 27.4% Amidst Continued Open Market Purchases
Key insiders and affiliated entities of Tsakos Energy Navigation Limited have significantly increased their beneficial ownership in the company through recent open market purchases and compensatory awards, now collectively holding 27.4% of outstanding common shares.
Better than expected
Schedule 13G - Passive Investments
NYSE
CastleKnight Master Fund LP and its affiliates have reported a 7.5% beneficial ownership stake in Tsakos Energy Navigation Limited, totaling 2,251,487 common shares.