Okeanis Eco TankersECO

13F holders, Q4 2025 (December 31)
64holders +24
30new positions
8sold out
5famous investors
$33.13avg. 13F price*

At the end of Q4 2025, 64 institutions reported holding Okeanis Eco Tankers Corp. (ECO) in their 13F filings, up 24 from Q3 2025. 30 opened new positions and 8 sold out. The largest holders were QVT Financial LP ($43.4M), Encompass Capital Advisors LLC ($27.4M) and FIL Ltd ($19.3M). 5 famous investors held it, including Steve Cohen (0.0% of Point72 Asset Management's portfolio), Ken Griffin (0.0% of Citadel Advisors's portfolio) and Israel Englander (0.0% of Millennium Management's portfolio).

Company
Okeanis Eco Tankers Corp.
CUSIP
Y64177101
Latest filing quarter
Q2 2026

History

Number of 13F holders

050100150 Q1 2024: 23Q1 2024Q2 2024: 30Q2 2024Q3 2024: 40Q3 2024Q4 2024: 35Q4 2024Q1 2025: 33Q1 2025Q2 2025: 28Q2 2025Q3 2025: 40Q3 2025Q4 2025: 64Q4 2025Q1 2026: 93Q1 2026Q2 2026: 117Q2 2026

Total Exit/New Position Q3 2025 → Q4 2025

InstitutionsTotal Value
New Positions30$76.3M
Exits8$16.2M

All 13F filers, Q3 2025 → Q4 2025: 3,810,731 shares bought and 727,872 shares sold, net +3,082,859 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 64 holders

QVT Financial LP 4.18% No change 1,423,997 $43.4M
Encompass Capital Advisors LLC 1.31% New 810,154 $27.4M
FIL Ltd 0.01% Add +17.2% 574,182 $19.3M
Fearnley Asset Management As 8.58% — 555,247 $18.7M
Marshall Wace, LLP 0.01% New 322,423 $10.9M
Arrowstreet Capital, Limited Partnership 0.01% Add +2077.8% 292,782 $9.9M
VR Advisory Services Ltd 1.38% Reduce -26.5% 257,282 $8.7M
Goldman Sachs Group Inc. 0.00% Add +23.2% 225,358 $7.6M
BlackRock, Inc. 0.00% Add +22097.5% 205,327 $6.9M
Citadel Advisors 0.00% Add +2331.1% 201,195 $6.8M
Portolan Capital Management, LLC 0.29% New 161,815 $5.5M
Two Sigma Investments, LP 0.01% Add +169.8% 158,340 $5.4M
JPMorgan Chase & Co. 0.00% New 154,325 $5.2M
Bank of America Corp. 0.00% Add +3115.0% 141,523 $4.8M
Millennium Management 0.00% Add +647.5% 124,109 $4.2M
Point72 Asset Management 0.01% Add +1844.1% 118,589 $4.0M
Barclays PLC 0.00% Add +1207.6% 111,143 $3.8M
Walleye Capital LLC 0.02% New 103,186 $3.5M
Counterpoint Mutual Funds LLC 0.25% New 100,179 $3.4M
Jane Street Group, LLC 0.00% New 79,404 $2.7M
D. E. Shaw & Co. 0.00% Add +100.1% 78,528 $2.7M
Qube Research & Technologies Ltd 0.00% New 74,162 $2.5M
GeoSphere Capital Management, LLC 1.69% New 72,500 $2.5M
Energy Income Partners, LLC 0.04% Add +1.3% 66,868 $2.3M
UBS Group AG 0.00% Add +1616.5% 63,065 $2.1M
Quadrature Capital Ltd 0.02% New 58,643 $2.0M
Engineers Gate Manager LP 0.02% New 51,885 $1.8M
Morgan Stanley 0.00% Add +231.2% 48,504 $1.6M
Two Sigma Advisers, LP 0.00% Add +440.6% 42,710 $1.4M
Quantbot Technologies LP 0.04% Add +181.2% 33,014 $1.1M
BNP Paribas Financial Markets 0.00% New 30,395 $1.0M
Credit Agricole S A 0.00% New 30,000 $1.0M
Lighthouse Investment Partners, LLC 0.03% Reduce -44.0% 29,075 $984K
Boothbay Fund Management, LLC 0.02% New 25,742 $871K
Glenorchy Capital Ltd 0.54% Reduce -3.1% 24,859 $837K
Numerai GP LLC 0.09% New 21,077 $713K
Citigroup Inc. 0.00% Reduce -73.0% 19,795 $670K
Invesco Ltd. 0.00% New 19,623 $664K
Kovack Advisors, Inc. 0.03% New 18,796 $636K
Navellier & Associates Inc. 0.07% New 18,657 $631K
ExodusPoint Capital Management, LP 0.01% New 14,461 $489K
Magnetar Financial LLC 0.01% New 14,210 $481K
Schonfeld Strategic Advisors LLC 0.00% New 12,697 $430K
Aquatic Capital Management LLC 0.01% New 12,649 $428K
Jain Global LLC 0.00% New 12,102 $410K
Jump Financial, LLC 0.00% New 10,700 $362K
LPL Financial LLC 0.00% New 10,125 $343K
Verition Fund Management LLC 0.00% Add +22.1% 8,784 $297K
Dimensional Fund Advisors LP 0.00% Reduce -15.9% 8,404 $284K
Marnell Management LLC 0.21% — 8,057 $273K
Centiva Capital, LP 0.02% Reduce -9.7% 7,992 $270K
State of Wyoming 0.03% Add +1.2% 7,921 $268K
Triumph Capital Management 0.06% Reduce -18.2% 7,900 $267K
PharVision Advisers, LLC 0.13% New 7,696 $260K
Gotham Asset Management 0.00% New 7,168 $243K
Osaic Holdings, Inc. 0.00% New 1,200 $41K
Caitong International Asset Management Co., Ltd 0.01% Add +102.3% 1,052 $36K
Quarry LP 0.00% Reduce -46.8% 520 $18K
University of Texas/Texas Am Investment Management Co. 0.00% New 402 $14K
Wells Fargo & Company 0.00% Reduce -10.0% 144 $5K
Cornerstone Financial Management LLC 0.00% — 82 $3K
Arax Advisory Partners 0.00% New 6 $203
SBI Securities Co., Ltd. 0.00% Reduce -50.0% 1 $34
Royal Bank of Canada 0.00% Reduce -27.3% 8 $0

"% of holder's portfolio" is ECO's weight in each manager's 13F, not the share of Okeanis Eco Tankers Corp. the manager owns.