Okeanis Eco Tankers Corp.
ECO- Exchange
- NYSE
- Industry
- Deep Sea Foreign Transportation of Freight
- SEC CIK
- 0001964954
In the last 90 days, Okeanis Eco Tankers Corp. insiders filed 0 open-market purchases and 1 sale; 117 institutions reported holding it in 13F filings for Q2 2026, worth $481.1M in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Okeanis Eco Tankers Corp. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 64
- +25 vs. Q3 2025
- Shares held
- 7.10M
- +3.65M (+105.5%) vs. Q3 2025
- Total value
- $235.3M
- +$138.2M (+142.2%) vs. Q3 2025
- New holders
- 33
- 19 more added
- Sold out
- 8
- 11 more reduced
1 institution that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ECO on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 117 | $481.1M |
| Q1 2026 | 93 | $475.8M |
| Q4 2025 | 64 | $235.3M |
| Q3 2025 | 40 | $97.2M |
| Q2 2025 | 28 | $74.5M |
| Q1 2025 | 33 | $78.4M |
| Q4 2024 | 35 | $76.6M |
| Q3 2024 | 40 | $122.4M |
| Q2 2024 | 30 | $103.3M |
| Q1 2024 | 23 | $85.5M |
| Q4 2023 | 16 | $41.1M |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Okeanis Eco Tankers Corp.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| QVT Financial LP | 1,423,997 | $43.4M | 4.12% | 00.0% | Unchanged |
| Encompass Capital Advisors LLC | 810,154 | $27.4M | 1.31% | +810,154 | New |
| FIL Ltd | 574,182 | $19.3M | 0.01% | +84,130+17.2% | Added |
| Fearnley Asset Management AS | 555,247 | $18.7M | 8.58% | +555,247 | New |
| Marshall Wace, LLP | 322,423 | $10.9M | 0.01% | +322,423 | New |
| Arrowstreet Capital, Limited Partnership | 292,782 | $9.88M | 0.01% | +279,338+2,077.8% | Added |
| VR Advisory Services Ltd | 257,282 | $8.71M | 1.38% | −92,806−26.5% | Reduced |
| Goldman Sachs Group Inc | 225,358 | $7.63M | 0.00% | +42,414+23.2% | Added |
| BlackRock, Inc. | 205,327 | $6.95M | 0.00% | +204,402+22,097.5% | Added |
| Citadel Advisors LLC | 201,195 | $6.81M | 0.00% | +192,919+2,331.1% | Added |
| Portolan Capital Management, LLC | 161,815 | $5.48M | 0.29% | +161,815 | New |
| Two Sigma Investments, LP | 158,340 | $5.36M | 0.01% | +99,662+169.8% | Added |
| JPMorgan Chase & Co | 154,325 | $5.22M | 0.00% | +154,325 | New |
| Bank of America Corp | 141,523 | $4.79M | 0.00% | +137,121+3,115.0% | Added |
| Millennium Management LLC | 124,109 | $4.20M | 0.00% | +107,505+647.5% | Added |
| Point72 Asset Management, L.P. | 118,589 | $4.01M | 0.01% | +112,489+1,844.1% | Added |
| Barclays PLC | 111,143 | $3.76M | 0.00% | +102,643+1,207.6% | Added |
| Walleye Capital LLC | 103,186 | $3.49M | 0.02% | +103,186 | New |
| Counterpoint Mutual Funds LLC | 100,179 | $3.39M | 0.25% | +100,179 | New |
| Jane Street Group, LLC | 79,404 | $2.67M | 0.00% | +79,404 | New |
| D. E. Shaw & Co., Inc. | 78,528 | $2.66M | 0.00% | +39,290+100.1% | Added |
| Qube Research & Technologies Ltd | 74,162 | $2.51M | 0.00% | +74,162 | New |
| GeoSphere Capital Management, LLC | 72,500 | $2.45M | 1.69% | +72,500 | New |
| Energy Income Partners, LLC | 66,868 | $2.26M | 0.04% | +881+1.3% | Added |
| UBS Group AG | 63,065 | $2.13M | 0.00% | +59,391+1,616.5% | Added |
| Quadrature Capital Ltd | 58,643 | $1.98M | 0.02% | +58,643 | New |
| Engineers Gate Manager LP | 51,885 | $1.76M | 0.02% | +51,885 | New |
| Morgan Stanley | 48,504 | $1.64M | 0.00% | +33,861+231.2% | Added |
| Two Sigma Advisers, LP | 42,710 | $1.45M | 0.00% | +34,810+440.6% | Added |
| Quantbot Technologies LP | 33,014 | $1.12M | 0.04% | +21,274+181.2% | Added |
| BNP Paribas Arbitrage, SA | 30,395 | $1.03M | 0.00% | +30,395 | New |
| Credit Agricole S A | 30,000 | $1.02M | 0.00% | +30,000 | New |
| Lighthouse Investment Partners, LLC | 29,075 | $983.9K | 0.03% | −22,890−44.0% | Reduced |
| Boothbay Fund Management, LLC | 25,742 | $871.1K | 0.02% | +25,742 | New |
| Glenorchy Capital Ltd | 24,859 | $836.9K | 0.54% | −807−3.1% | Reduced |
| Numerai GP LLC | 21,077 | $713.2K | 0.09% | +21,077 | New |
| Citigroup Inc | 19,795 | $669.9K | 0.00% | −53,379−72.9% | Reduced |
| Invesco Ltd. | 19,623 | $664.0K | 0.00% | +19,623 | New |
| Kovack Advisors, Inc. | 18,796 | $636.1K | 0.03% | +18,796 | New |
| Navellier & Associates Inc | 18,657 | $631.4K | 0.07% | +18,657 | New |
| ExodusPoint Capital Management, LP | 14,461 | $489.4K | 0.01% | +14,461 | New |
| Magnetar Financial LLC | 14,210 | $480.9K | 0.00% | +14,210 | New |
| Schonfeld Strategic Advisors LLC | 12,697 | $429.7K | 0.00% | +12,697 | New |
| Aquatic Capital Management LLC | 12,649 | $428.0K | 0.01% | +12,649 | New |
| Jain Global LLC | 12,102 | $409.5K | 0.00% | +12,102 | New |
| Jump Financial, LLC | 10,700 | $362.1K | 0.00% | +10,700 | New |
| LPL Financial LLC | 10,125 | $342.6K | 0.00% | +10,125 | New |
| Verition Fund Management LLC | 8,784 | $297.3K | 0.00% | +1,591+22.1% | Added |
| Dimensional Fund Advisors LP | 8,404 | $284.4K | 0.00% | −1,595−16.0% | Reduced |
| Marnell Management LLC | 8,057 | $272.6K | 0.21% | +8,057 | New |
| Centiva Capital, LP | 7,992 | $270.4K | 0.02% | −856−9.7% | Reduced |
| State of Wyoming | 7,921 | $268.0K | 0.03% | +96+1.2% | Added |
| Triumph Capital Management | 7,900 | $267.3K | 0.06% | −1,757−18.2% | Reduced |
| PharVision Advisers, LLC | 7,696 | $260.4K | 0.13% | +7,696 | New |
| Gotham Asset Management, LLC | 7,168 | $242.6K | 0.00% | +7,168 | New |
| Advisor Group Holdings, Inc. | 1,200 | $40.6K | 0.00% | +1,200 | New |
| Caitong International Asset Management Co., Ltd | 1,052 | $35.6K | 0.01% | +532+102.3% | Added |
| Quarry LP | 520 | $17.6K | 0.00% | −457−46.8% | Reduced |
| University of Texas/Texas Am Investment Managment Co | 402 | $13.6K | 0.00% | +402 | New |
| Wells Fargo & Company | 144 | $4.87K | 0.00% | −16−10.0% | Reduced |
| Cornerstone Financial Management LLC | 82 | $2.77K | 0.00% | +82 | New |
| SRS Capital Advisors, Inc. | 6 | $203 | 0.00% | +6 | New |
| SBI Securities Co., Ltd. | 1 | $34 | 0.00% | −1−50.0% | Reduced |
| Royal Bank of Canada | 8 | $0 | 0.00% | −3−27.3% | Reduced |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −443,695−100.0% | Sold out |
| Macquarie Group Ltd | 0 | $0 | 0.00% | −55,699−100.0% | Sold out |
| Militia Capital Partners, LP | 0 | $0 | 0.00% | −35,000−100.0% | Sold out |
| Corigliano Investment Advisers, LLC | 0 | $0 | 0.00% | −10,100−100.0% | Sold out |
| S.E.E.D. Planning Group LLC | 0 | $0 | 0.00% | −8,000−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −541−100.0% | Sold out |
| Federation des caisses Desjardins du Quebec | 0 | $0 | 0.00% | −170−100.0% | Sold out |
| MB, Levis & Associates, LLC | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | – | – | – | – | Not filed |