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

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

Type / Class
Equity / Common Shares, $5.00 par value
Symbol
TEN on NYSE
Shares outstanding
30,019,827
Price per share
$22.42
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
7,838,348
Total reported value
$174,155,812
% of total 13F portfolios
0%
Share change
+655,854
Value change
+$15,008,037
Number of holders
79
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of TSAKOS ENERGY NAVIGATION LTD - Common Shares, $5.00 par value (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 7.5% $50,025,114 2,251,487 CASTLEKNIGHT MASTER FUND LP 14 Oct 2025

As of 30 Sep 2025, 79 institutional investors reported holding 7,838,348 shares of TSAKOS ENERGY NAVIGATION LTD - Common Shares, $5.00 par value (TEN). This represents 26% of the company’s total 30,019,827 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of TSAKOS ENERGY NAVIGATION LTD - Common Shares, $5.00 par value (TEN) together control 24% 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 3.4% 1,029,587 +51% 1.2% $22,877,423
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 2.7% 803,522 -6.5% 0.01% $17,854,259
Sagil Capital LLP 2.5% 757,565 10% $16,833,094
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 2.3% 701,868 -15% 0.02% $15,595,507
RENAISSANCE TECHNOLOGIES LLC 1.3% 396,580 -29% 0.01% $8,812,008
Main Street Financial Solutions, LLC 1.3% 394,464 0% 0.56% $8,764,990
ACADIAN ASSET MANAGEMENT LLC 1.3% 385,967 +281% 0.01% $8,564,000
MORGAN STANLEY 1.2% 358,339 -14% 0% $7,962,291
FOUNDATION RESOURCE MANAGEMENT INC 1.2% 352,024 +0.7% 1.1% $7,821,973
Pale Fire Capital SE 1.1% 340,619 -5.5% 0.83% $7,568,554
MILLENNIUM MANAGEMENT LLC 0.96% 287,149 +347% 0.01% $6,380,451
Condire Management, LP 0.64% 190,977 0% 0.51% $4,243,509
GRATIA CAPITAL, LLC 0.48% 145,228 0% 2.9% $3,226,966
UBS Group AG 0.38% 115,500 +1.8% 0% $2,566,410
SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.38% 115,013 +7.5% 0% $2,555,589
Jump Financial, LLC 0.38% 114,010 -8.2% 0.03% $2,533,302
Glenorchy Capital Ltd 0.35% 106,109 -3.2% 1.7% $2,357,755
TWO SIGMA INVESTMENTS, LP 0.29% 86,623 +17% 0% $1,924,763
TUDOR INVESTMENT CORP ET AL 0.26% 77,110 +51% 0.01% $1,713,384
COMMONWEALTH EQUITY SERVICES, LLC 0.23% 69,852 -10% 0% $1,552,000
STIFEL FINANCIAL CORP 0.22% 65,701 -3.2% 0% $1,459,905
GROUP ONE TRADING LLC 0.21% 64,433 +6.4% 0.04% $1,431,701
HRT FINANCIAL LP 0.21% 64,184 +57% 0.01% $1,426,000
STATE STREET CORP 0.2% 60,720 +3.2% 0% $1,349,198
Susquehanna Portfolio Strategies, LLC 0.18% 54,366 0.02% $1,208,013

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

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 15,192 $340,615 +$1,562 $22.42 3
2025 Q3 7,838,348 $174,155,812 +$15,008,037 $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