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TEN · Tsakos Energy Navigation Ltd
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TEN Tsakos Energy Navigation (TEN) Insider Trading, Ownership & Congress Trades

Transport · Deep sea foreign transportation of freight · CIK 0001166663
Quote by TradingView
Form 144 · 3
Insider buyers, 180 days
0
House members buying, 1 year
0
STOCK Act, US House only, disclosed up to 45 days after the trade
Funds added, last quarter
67
13F, latest reported quarter

What the filings say about TEN

Insiders, 180 days
-$1.1M net sold
4 sellers · 0% of sales under a 10b5-1 plan
Planned sales (Form 144), 90 days
$1.0M
3 notices

Tsakos Energy Navigation insider trades (Form 4)

Form 4 buys and sells (codes P and S). Grants, option exercises and conversions excluded.

Over the last 180 days, TSAKOS ENERGY NAVIGATION LTD insiders sold a net $1.1M of stock across 9 Form 4 purchases and sales, with no insider buying. Source: SEC Form 4 filings, as of 2026-10-27.

Foreign private issuer: most of its insiders are exempt from SEC Form 4, but some still file it; those filings are listed below, and the record may be incomplete.

Insider
Filed
Shares
Value
Since filing
Saroglou Georgios
President and COO
SELL
2026-10-14 SECtraded 2026-10-12
5,000
$266.0K
+7.2%
Context
  • First Form 4 purchase or sale (code P or S) here by this insider on our record.
  • The trade is 13.5% of the 37,000 shares held after it.
  • 1 other insider sold within 30 days.
  • 67 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: President and COO Saroglou Georgios sold about $266.0K of TEN on Oct 12, 2026; 1 other insider sold within 30 days and 67 funds added in the latest 13F quarter.
Kosmatos Theoharrys Evgenios
CFO and CAO
SELL
2026-09-22 SECtraded 2026-09-18
10,000
$530.0K
+17.4%
Context
  • First Form 4 purchase or sale (code P or S) here by this insider on our record.
  • The trade is 68.0% of the 14,700 shares held after it.
  • 1 other insider sold within 30 days.
  • 67 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: CFO and CAO Kosmatos Theoharrys Evgenios sold about $530.0K of TEN on Sep 18, 2026, the largest insider sale at the company on our record; 1 other insider sold within 30 days and 67 funds added in the latest 13F quarter.
Hatzimichalis Clio
Director
SELL
2026-08-17 SECtraded 2026-08-13
5,000
$205.3K
+31.3%
Context
  • First Form 4 purchase or sale (code P or S) here by this insider on our record.
  • The trade is 100.0% of the 5,000 shares held after it.
  • 1 other insider sold within 30 days.
  • 67 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director Hatzimichalis Clio sold about $205.3K of TEN on Aug 13, 2026, the largest insider sale at the company on our record; 1 other insider sold within 30 days and 67 funds added in the latest 13F quarter.
Tommasino Nicholas Francis
Director
SELL
2026-07-16 SECtraded 2026-07-14
2,490
$99.8K
+50.5%
Context
  • First Form 4 purchase or sale (code P or S) here by this insider on our record.
  • The trade is 86.6% of the 2,874 shares held after it.
  • 1 other insider sold within 30 days.
  • 67 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director Tommasino Nicholas Francis sold about $99.8K of TEN on Jul 14, 2026, the largest insider sale at the company on our record; 1 other insider sold within 30 days and 67 funds added in the latest 13F quarter.
TSAKOS NIKOLAOS
Chief Executive Officer
BUY
2026-04-30 SECtraded 2026-04-29
12,500
$499.4K
+33.6%
Context
  • 1 earlier Form 4 trade (code P or S) here by this insider (1 buy), the last on Apr 28, 2026.
  • The trade is 1.4% of the 918,500 shares held after it.
  • No other insider bought within 30 days.
  • 67 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Executive Officer TSAKOS NIKOLAOS bought about $499.4K of TEN on Apr 29, 2026, the largest insider purchase at the company on our record; 67 funds added in the latest 13F quarter.
9 transactions on record
Since filing: total return from the first close after the filing to the latest close, dividend-adjusted. Not a forecast.
Context lines are counts over the filings above and returns from our own price history, never a price level. Not investment advice.
See all insider buying · insider selling
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Seven facts, ranked against the sector · Rank is not a forecast
Insiders
net -$1.1M over 180 days
-$1.0M over 90 days
more than 55% of Transport
Congress
no House purchase disclosed in the last 12 months
Funds
67 funds bought in last quarter
below 62% of Transport
Revenue
-0.7% year over year
below 58% of Transport
Margin
20.1% net margin
more than 80% of Transport
Buybacks
no share repurchases reported
Short interest
1.3% of the float short (float per yahoo 2026-10-26) · 1.0 days to cover · settled 2026-09-30
below 73% of Transport
What changed in the last 30 days
Oct 14President and COO Saroglou Georgios sold $266.0K (Oct 12)
Oct 13President and COO Saroglou Georgios filed to sell $266.0K by Oct 12 (Form 144)
Why it matters
A Form 144 is a notice of intent to sell; the sale may not happen, and it says nothing about the price.

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The year, with the filings on it
Total return over 12 months. Each marker is a filing; hover or tap one for the detail.
+146.3%12M
-6%+47%+99%+152%2025-102025-122026-022026-042026-062026-082026-10 2026-09-18 · Kosmatos Theoharrys Evgenios sold $530.0K2026-04-29 · TSAKOS NIKOLAOS bought $499.4K2026-04-28 · TSAKOS NIKOLAOS bought $499.0K2026-10-12 · Saroglou Georgios sold $266.0K2026-08-13 · Hatzimichalis Clio sold $205.3K2026-07-14 · Tommasino Nicholas Francis sold $99.8K2026-10-13 · Saroglou Georgios filed to sell $266.0K2026-09-18 · Kosmatos Theoharrys Evgenios filed to sell $530.0K2026-08-14 · Hatzimichalis Clio filed to sell $205.3K2026-07-14 · Tommasino Nicholas Francis filed to sell $99.8K
Insider buyInsider sellForm 144 (planned sale)
Indexed to 100, dividend-adjusted, not a price chart. When a name files heavily, the largest trades are drawn first.

Who owns TEN: institutional holders (13F)

13F holdings, latest reported quarter
CastleKnight Management LP
799,594 sh
$28.3M
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
765,111 sh
$27.1M
TWO SIGMA INVESTMENTS, LP
694,416 sh
$24.6M
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.
634,685 sh
$22.4M
MORGAN STANLEY
508,751 sh
$18.0M

Congress trades in TEN

No Congress trades reported
No House member has disclosed a trade in this stock. See what Congress is buying.

Activist and 5% holders (13D/13G)

No 5%+ ownership filings
Nobody has filed for crossing 5%. That is a fact, not missing data.

TEN planned insider sales (Form 144)

Notice of intent to sell, filed before any sale
Saroglou Georgios
Filed 2026-10-13
$266.0K
Kosmatos Theoharrys Evgenios
Filed 2026-09-18
$530.0K
Hatzimichalis Clio
Filed 2026-08-14
$205.3K
Tommasino Nicholas Francis
Filed 2026-07-14
$99.8K

TEN mutual fund holders (N-PORT)

Funds ranked by the share of their own portfolio in this stock (N-PORT).
Global X SuperDividend U.S. ETF
$21.7M position · as of 2026-07-31
2.8%
Invesco Oil & Gas Services ETF
$1.7M position · as of 2026-07-31
2.8%
Global X MSCI Greece ETF
$4.2M position · as of 2026-07-31
1.3%
Acadian Emerging Markets Portfolio
$1.6M position · as of 2026-07-31
0.1%
Total Stock Market Index Trust
$16.7K position · as of 2026-06-30
0.0%
SEC N-PORT, monthly, about 60 days late · funds ≥ $10M · % is the share of the fund's own portfolio
Live price
Daily candles from TradingView, under their licence. No filings marked.
Why this name is on the desk
Insiders have filed to sell, before selling.
The record shows a net $1.1M sold by insiders over 180 days, 67 funds added last quarter, $1.0M in planned Form 144 sales. Each figure is a federal filing, dated the day it went public.
Backtest this pattern Open the screener
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TEN financials

Revenue growth
-0.7%
XBRL, annual
Net margin
20.1%
Ratios from the company's XBRL filings, latest filings
Revenue, TTM
n/a
fewer than four consecutive quarters of revenue filed
Net margin, TTM
n/a
needs four consecutive quarters of both revenue and net income
Free cash flow, TTM
n/a
fewer than four consecutive quarters of operating cash flow
Debt to equity
0.98x
long-term 2026-06-30 plus current 2026-06-30; equity 2026-06-30
Cash flow to debt
n/a
needs four quarters of operating cash flow
Return on equity
n/a
fewer than four consecutive quarters of net income
Return on assets
n/a
fewer than four consecutive quarters of net income
Return on invested capital
n/a
fewer than four consecutive quarters of operating income
Return on capital employed
n/a
fewer than four consecutive quarters of operating income
P/E, trailing
n/a
fewer than four consecutive quarters of diluted EPS
Enterprise value
$3.2B
market value at close 2026-10-26 on 2025-12-31 shares, plus long-term 2026-06-30 plus current 2026-06-30, minus cash 2026-06-30
FCF yield
n/a
fewer than four consecutive quarters of operating cash flow
PEG, trailing
n/a
fewer than four consecutive quarters of diluted EPS
Price as of 2026-10-26. Hover or tap a tile for its yearly and quarterly history.
Method
TTM is four consecutive fiscal quarters; Q4 is the year minus nine months when not filed. Returns use the average of opening and closing balances. EBIT is approximated by operating income. PEG uses trailing EPS growth.
Fundamentals
Annual figures from XBRL filings. Pick a past date to see them as known then.
2025-122024-122023-122022-12
Revenue$798.7M$804.1M$889.6M$860.4M
Operating income$252.3M$278.6M$391.5M$256.4M
Net income$160.9M$176.2M$300.2M$204.2M
EPS (diluted)4.455.039.046.01
Operating cash flow$297.6M$307.7M$395.3M$288.5M
Cash$293.3M$343.4M$372.0M$304.4M
Long-term debt$1.5B$1.4B$1.2B$1.2B
Dividends paid$60.1M$71.8M$61.9M$43.7M
SEC XBRL, fiscal years, as known on 2026-10-27

TEN Stock Sonar score 5/7 axes

Find similar shapesCompare

TEN ranks highest on risk and compliance (79th percentile) and growth (42nd), and lowest on insider conviction (27th), among Transport peers.

HealthGrowthInsidersInstitutionsRisk
Financial health
36
Inputs
  • Debt to equity0.98x · 36 pct, sector of 105
  • Cash flow to debtneeds four quarters of operating cash flow
Growth
42
Inputs
  • Revenue growth, YoY-0.7% · 42 pct, sector of 132
  • Backlog growth, YoYno backlog line filed, or no year-earlier backlog
Insider conviction
27
Inputs
  • Net Form 4 buying (codes P and S), 180d-$1.1M · 55 pct, sector of 83
  • Insider buyers, 180d0 · 0 pct, sector of 83
Institutional and government
38
Inputs
  • Funds adding, latest quarter67 · 38 pct, sector of 128
  • Congress net buyers, 365dno Congress trades in 365 days
  • Federal contracts, 180dno federal contracts in 180 days
  • Lobbying spend, 4 quartersno lobbying filings in the last four quarters
Risk and compliance
79
Inputs
  • Short interest, % of float+1.3% · 79 pct, sector of 161
  • Recalls per $1B revenue, 3ynot measured for this sector, almost no peer has an event
  • EPA cases per $1B revenue, 5ynot measured for this sector, almost no peer has an event
  • New text in Risk Factors, latest 10-Kneeds two 10-Ks with a Risk Factors section (not 20-F filers or stubs)
2 not measured: Profitability, US patents
  • Profitability needs 2 of 4 inputs, 0 present: fewer than four consecutive quarters of net income; fewer than four consecutive quarters of operating income
  • US patents needs 1 of 2 inputs, 0 present: patent data not loaded yet

5 of 7 axes scored. Each is a percentile against sector peers (all companies when the sector is thin); higher is better. An unscored axis is unmeasured, not low. How it is scored

TEN filings, in plain words

Are Tsakos Energy Navigation insiders buying or selling TEN?

In the 180 days to 2026-10-27, Tsakos Energy Navigation insiders were net sellers, a net $1.1M across purchases and sales reported on Form 4, by 4 sellers.

Are there planned insider sales of TEN?

Yes. 3 Form 144 notices of planned insider sales were filed in the 90 days to 2026-10-27, covering $1.0M of stock; the latest, by Saroglou Georgios, was filed 2026-10-13.

Read the full summary

In the 180 days to 2026-10-27, Tsakos Energy Navigation insiders were net sellers of TEN, a net $1.1M across purchases and sales reported on Form 4 by 4 sellers. None of the 4 insider sales was flagged as made under a Rule 10b5-1 plan. Insiders filed 3 Form 144 notices of intent to sell in the 90 days to 2026-10-27, covering $1.0M of stock. Each figure is counted from SEC and House filings as of 2026-10-27, dated the day the filing was made public.

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