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Tsakos Energy Navigation Ltd (TEN) · Insider trading

What Tsakos Energy Navigation's directors, officers and largest holders bought and sold themselves, from the Form 4 each of them files with the SEC within two business days of a trade. Open-market purchases and sales first: those are the trades somebody chose to make at the market price.

Bought, 12 months
$998,375
1 insider, 2 trades
Sold, 12 months
$1.10M
4 insiders, 0% under a plan
Net, 12 months
−$102,749
bought less sold
Latest filing
2026-10-14
filings read to 2026-10-19

Bought and sold at the market, by month

Two years. Purchases above the line, sales below, in dollars.

2025-01 2025-07 2026-01 2026-04: $998,375 bought 2026-07: $99,774 sold 2026-07 2026-08: $205,350 sold 2026-09: $530,000 sold 2026-10: $266,000 sold
Bought Sold Largest month: $998,375

Who traded, two years

InsiderBoughtSold TradesLast tradeHolds after
Tsakos NikolaosDirector, Chief Executive Officer $998,375 – 2 2026-04-29 –
Kosmatos Theoharrys EvgeniosCFO and CAO – $530,000 1 2026-09-18 14,700
Saroglou GeorgiosDirector, President and COO – $266,000 1 2026-10-12 37,000
Hatzimichalis ClioDirector – $205,350 1 2026-08-13 5,000
Tommasino Nicholas FrancisDirector – $99,774 1 2026-07-14 2,874

Open-market purchases and sales

Newest first. “Plan” marks a trade made under a 10b5-1 plan set up in advance.

DateInsiderTradeShares PriceValueHolds afterFiling
2026-10-12 Saroglou GeorgiosDirector, President and COO Sale 5,000 53.20 $266,000 37,000 Form 4
2026-09-18 Kosmatos Theoharrys EvgeniosCFO and CAO Sale 10,000 53.00 $530,000 14,700 Form 4
2026-08-13 Hatzimichalis ClioDirector Sale 5,000 41.07 $205,350 5,000 Form 4
2026-07-14 Tommasino Nicholas FrancisDirector Sale 2,490 40.07 $99,774 2,874 Form 4
2026-04-29 Tsakos NikolaosDirector, Chief Executive Officer Buyindirect 12,500 39.95 $499,375 918,500 Form 4
2026-04-28 Tsakos NikolaosDirector, Chief Executive Officer Buyindirect 12,500 39.92 $499,000 906,000 Form 4

Grants, exercises and other transactions

Pay, tax and paperwork rather than a choice to trade at the market price. Two years.

2 × gift
Show them
DateInsiderWhatShares PriceHolds afterFiling
2026-07-08 Tsakos NikolaosDirector, Chief Executive Officer Gift G −500,000 – 81,600 Form 4
2026-07-08 Tsakos NikolaosDirector, Chief Executive Officer Gift G +500,000 – 500,000 Form 4

How to read it

Buy, sale
Code P and S on the form: shares bought or sold in the market, at the market price. The other codes are mostly pay (a grant, an option exercised) or tax (shares the company withheld), and say little about what the insider thinks of the price.
Plan
A sale or purchase under a Rule 10b5-1 plan, set up in advance and running on its own schedule. Since April 2023 the form has a box for it. Much executive selling is planned and says more about diversifying than about the company.
Holds after
The shares the insider still held after the trade, in the form the trade was in (directly, or indirectly through a trust or a fund).
Value
Shares times the price the form reports, which is often an average over several fills on the day.

Read from the SEC's own quarterly data sets of Forms 3, 4 and 5, and from each day's filings since the last one. A correcting amendment replaces the lines it restates. Every row links to its filing. None of this is advice: insiders sell for many reasons, and buy for fewer.

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