TSAKOS ENERGY NAVIGATION LTD - Common Shares, par value $5.00 per share (TEN) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2019 to Q4 2025

Type / Class
Equity / Common Shares, par value $5.00 per share
Symbol
TEN on NYSE
Shares outstanding
30,015,805
Price per share
$26.47
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
7,673,422
Total reported value
$172,035,191
% of total 13F portfolios
0%
Share change
-199,016
Value change
-$4,347,841
Number of holders
83
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of TSAKOS ENERGY NAVIGATION LTD - Common Shares, par value $5.00 per share (TEN) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
SEA CONSOLIDATION S A OF PANAMA 17% $84,801,778 5,023,802 NIKOLAS P. TSAKOS 27 Nov 2024
TSAKOS HOLDINGS FOUNDATION 11% $54,404,291 3,223,003 TSAKOS HOLDINGS FOUNDATION 16 May 2025
CastleKnight Master Fund LP 4.1% -42% $30,876,958 -$25,612,851 1,230,648 -45% CastleKnight Master Fund LP 31 Dec 2025

As of 31 Dec 2025, 83 institutional investors reported holding 7,673,422 shares of TSAKOS ENERGY NAVIGATION LTD - Common Shares, par value $5.00 per share (TEN). This represents 26% of the company’s total 30,015,805 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of TSAKOS ENERGY NAVIGATION LTD - Common Shares, par value $5.00 per share (TEN) together control 23% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
CastleKnight Management LP 4.1% 1,230,648 +20% 1.6% $27,591,128
Sagil Capital LLP 2.9% 861,366 +14% 12% $19,311,826
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 2.2% 662,650 -18% 0.01% $14,856,613
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 2.1% 644,853 -8.1% 0.02% $14,457,604
RENAISSANCE TECHNOLOGIES LLC 1.3% 404,797 +2.1% 0.01% $9,075,549
Main Street Financial Solutions, LLC 1.3% 396,909 +0.62% 0.67% $8,898,700
FOUNDATION RESOURCE MANAGEMENT INC 1.2% 348,732 -0.94% 1% $7,818,571
MORGAN STANLEY 1.1% 336,264 -6.2% 0% $7,539,037
Pale Fire Capital SE 0.99% 295,909 -13% 0.86% $6,634,280
TWO SIGMA INVESTMENTS, LP 0.78% 234,429 +171% 0.01% $5,255,898
Condire Management, LP 0.64% 190,977 0% 0.45% $4,281,704
JANE STREET GROUP, LLC 0.54% 162,615 +423% 0% $3,645,829
GRATIA CAPITAL, LLC 0.48% 143,228 -1.4% 2.9% $3,211,172
Point72 Asset Management, L.P. 0.45% 134,120 0% $3,006,970
Glenorchy Capital Ltd 0.35% 105,246 -0.81% 1.5% $2,359,618
GOLDMAN SACHS GROUP INC 0.33% 100,494 +153% 0% $2,253,075
Jump Financial, LLC 0.3% 90,994 -20% 0.03% $2,040,086
TUDOR INVESTMENT CORP ET AL 0.26% 78,555 +1.9% 0.01% $1,761,203
GROUP ONE TRADING LLC 0.26% 77,898 +21% 0.05% $1,746,473
D. E. Shaw & Co., Inc. 0.22% 65,807 0% $1,475,393
STATE STREET CORP 0.22% 64,543 +6.3% 0% $1,447,054
Susquehanna Portfolio Strategies, LLC 0.21% 63,497 +17% 0.02% $1,423,603
STIFEL FINANCIAL CORP 0.21% 63,165 -3.9% 0% $1,416,176
SPROTT INC. 0.18% 55,000 0.04% $1,233,100
RAYMOND JAMES FINANCIAL INC 0.17% 50,732 0% $1,137,411

Institutional Holders of TSAKOS ENERGY NAVIGATION LTD - Common Shares, par value $5.00 per share (TEN) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 7,673,422 $172,035,191 -$4,347,841 $22.42 83
2025 Q3 7,838,348 $174,155,812 +$15,008,023 $22.22 79
2025 Q2 7,182,494 $137,830,531 +$22,816,661 $19.19 71
2025 Q1 6,028,410 $102,844,313 +$8,091,000 $17.06 61
2024 Q4 5,555,932 $96,339,037 -$24,082,911 $17.34 71
2024 Q3 6,433,121 $161,355,567 -$14,266,401 $25.10 89
2024 Q2 6,942,308 $203,026,635 +$31,385,659 $29.28 105
2024 Q1 5,734,788 $145,618,147 +$3,086,098 $25.39 86
2023 Q4 5,806,977 $129,058,872 +$838,028 $22.22 78
2023 Q3 5,653,937 $117,505,295 -$9,552,135 $20.78 71
2023 Q2 6,171,368 $110,014,186 -$11,952,102 $17.82 75
2023 Q1 6,804,434 $132,190,305 +$9,210,462 $19.43 74
2022 Q4 6,390,182 $108,189,724 +$20,758,140 $16.93 79
2022 Q3 5,244,376 $80,081,986 +$16,365,696 $15.27 60
2022 Q2 4,197,833 $37,634,167 +$3,571,912 $8.97 42
2022 Q1 305,314 $2,682,703 -$3,842,370 $7.97 6
2021 Q4 3,485,549 $25,289,989 -$3,852,396 $7.24 38
2021 Q3 3,884,592 $41,544,462 -$3,589,507 $10.70 38
2021 Q2 4,289,087 $36,880,175 +$593,652 $8.60 43
2021 Q1 4,109,664 $38,923,390 -$24,367,136 $9.47 45
2020 Q4 7,149,273 $57,403,502 +$30,315,022 $8.03 47
2020 Q3 3,375,271 $26,699,414 +$22,395,391 $7.92 42
2020 Q2 899,508 $1,808,000 +$1,807,000 $2.01 5
2020 Q1 95 $1,000 $10.53 1
2019 Q4 95 $1,000 $10.53 1
2019 Q3 95 $1,000 $10.53 1
2019 Q2 95 $1,000 $10.53 1
2019 Q1 95 $1,000 $10.53 1