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Okeanis Eco Tankers (ECO) Institutional Ownership

Okeanis Eco Tankers logo
$87.37 +1.63 (+1.90%)
Closing price 10/2/2026 03:59 PM Eastern
Extended Trading
$88.00 +0.63 (+0.72%)
As of 10/2/2026 07:50 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.
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Institutional Ownership Changes (13F Filings) for Okeanis Eco Tankers (NYSE:ECO)

Number of
Institutional Buyers
(last 12 months)
53
Total
Institutional Inflows
(last 12 months)
$131.26M
Number of
Institutional Sellers
(last 12 months)
9
Total
Institutional Outflows
(last 12 months)
$37.00M
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ECO Institutional Buying and Selling by Quarter

Okeanis Eco Tankers Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
9/9/2026Engineers Gate Manager LP30,762$1.54M0.0%-57.0%0.079%
9/9/2026NewEdge Advisors LLC2,980$149K0.0%N/A0.008%
9/2/2026Allianz Asset Management GmbH30,470$1.51M0.0%N/A0.078%
8/21/2026Triumph Capital Management20,112$1.01M0.2%+1.6%0.052%
8/20/2026BTG Pactual Asset Management US LLC32,280$1.61M0.1%N/A0.083%
8/19/2026Navellier & Associates Inc.24,815$1.24M0.1%+25.1%0.064%
8/18/2026Public Employees Retirement System of Ohio2,775$137K0.0%N/A0.007%
6/12/2026Militia Capital Management LLC70,000$3.54M0.8%N/A0.179%
5/19/2026Bank of America Corp DE278,305$14.08M0.0%+96.7%0.713%
5/18/2026Royal Bank of Canada2,389$121K0.0%+29,762.5%0.006%
5/18/2026Encompass Capital Advisors LLC377,432$19.09M0.6%-53.4%0.967%
5/18/2026Energy Income Partners LLC69,118$3.50M0.1%+3.4%0.177%
5/14/2026Public Employees Retirement System of Ohio15,072$778K0.0%N/A0.039%
5/14/2026Arrowstreet Capital Limited Partnership158,621$8.08M0.0%-45.8%0.406%
5/14/2026Walleye Capital LLC177,417$8.98M0.0%+71.9%0.454%
5/14/2026State of Wyoming8,123$411K0.0%+2.6%0.021%
5/13/2026Cetera Investment Advisers42,403$2.19M0.0%N/A0.109%
5/13/2026Militia Capital Management LLC70,000$3.54M0.8%N/A0.179%
5/7/2026Dimensional Fund Advisors LP8,119$411K0.0%-3.4%0.021%
5/1/2026Fifth Third Bancorp567$29K0.0%N/A0.001%
4/29/2026Cvfg LLC31,665$1.60M0.2%N/A0.081%
4/27/2026Private Advisor Group LLC5,069$256K0.0%N/A0.013%
4/16/2026SG Americas Securities LLC7,073$358K0.0%N/A0.018%
3/3/2026Fearnley Asset Management AS555,247$18.70M8.6%N/A0.000%
3/3/2026Caitong International Asset Management Co. Ltd1,052$36K0.0%+102.3%0.000%
2/19/2026Invesco Ltd.19,623$664K0.0%N/A0.000%
2/18/2026VR Advisory Services Ltd257,282$8.71M1.7%-26.5%0.799%
2/18/2026Quadrature Capital Ltd58,643$1.98M0.0%N/A0.182%
2/18/2026Numerai GP LLC21,077$713K0.1%N/A0.065%
2/18/2026Millennium Management LLC124,109$4.20M0.0%+647.5%0.386%
2/18/2026Encompass Capital Advisors LLC810,154$27.42M1.1%N/A2.517%
2/18/2026Engineers Gate Manager LP51,885$1.76M0.0%N/A0.161%
2/18/2026Boothbay Fund Management LLC25,742$871K0.0%N/A0.080%
2/17/2026Schonfeld Strategic Advisors LLC12,697$430K0.0%N/A0.000%
2/17/2026Jain Global LLC12,102$410K0.0%N/A0.000%
2/17/2026Kovack Advisors Inc.18,796$636K0.0%N/A0.000%
2/17/2026FIL Ltd574,182$19.34M0.0%+17.2%0.000%
2/17/2026Jump Financial LLC10,700$362K0.0%N/A0.000%
2/17/2026ExodusPoint Capital Management LP14,461$489K0.0%N/A0.000%
2/17/2026Magnetar Financial LLC14,210$481K0.0%N/A0.000%
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2/16/2026Verition Fund Management LLC8,784$297K0.0%+22.1%0.000%
2/16/2026Marnell Management LLC8,057$273K0.1%N/A0.000%
2/16/2026Barclays PLC111,143$3.76M0.0%+1,207.6%0.000%
2/13/2026Marshall Wace LLP322,423$10.91M0.0%N/A0.000%
2/13/2026Walleye Capital LLC103,186$3.49M0.0%N/A0.000%
2/12/2026Jane Street Group LLC79,404$2.67M0.0%N/A0.000%
2/12/2026Triumph Capital Management7,900$267K0.1%-18.2%0.000%
2/12/2026Dimensional Fund Advisors LP8,404$284K0.0%-16.0%0.000%
2/12/2026Counterpoint Mutual Funds LLC100,179$3.39M0.3%N/A0.000%
2/12/2026Kovack Advisors Inc.18,796$636K0.0%N/A0.000%
2/11/2026LPL Financial LLC10,125$343K0.0%N/A0.000%
2/11/2026JPMorgan Chase & Co.154,325$5.22M0.0%N/A0.000%
2/10/2026Goldman Sachs Group Inc.225,358$7.63M0.0%+23.2%0.000%
2/9/2026GeoSphere Capital Management LLC72,500$2.45M0.8%N/A0.000%
2/3/2026Navellier & Associates Inc.18,657$631K0.1%N/A0.000%
1/30/2026Glenorchy Capital Ltd24,859$837K0.1%-3.1%0.000%
1/29/2026UBS Group AG63,065$2.13M0.0%+1,616.5%0.000%
12/23/2025Triumph Capital Management9,657$283K0.1%-3.7%0.030%
11/17/2025Triumph Capital Management9,657$283K0.1%-3.7%0.030%
11/17/2025Verition Fund Management LLC7,193$211K0.0%N/A0.022%
11/17/2025Quarry LP977$29K0.0%N/A0.003%
11/17/2025Militia Capital Partners LP35,000$1.02M0.5%N/A0.109%
11/17/2025Millennium Management LLC16,604$486K0.0%N/A0.052%
11/17/2025Lighthouse Investment Partners LLC51,965$1.52M0.0%+11.0%0.161%
11/17/2025Citadel Advisors LLC8,276$242K0.0%N/A0.026%
11/17/2025Centiva Capital LP8,848$259K0.0%N/A0.027%
11/17/2025Bank of America Corp DE4,402$129K0.0%-79.1%0.014%
11/14/2025Two Sigma Investments LP58,678$1.72M0.0%+517.5%0.182%
11/13/2025Energy Income Partners LLC65,987$1.93M0.0%+31.1%0.205%
11/13/2025Arrowstreet Capital Limited Partnership13,444$394K0.0%N/A0.042%
11/12/2025Quantbot Technologies LP11,740$344K0.0%N/A0.036%
11/10/2025Citigroup Inc.73,174$2.14M0.0%-52.5%0.227%
11/4/2025State of Wyoming7,825$229K0.0%+58.6%0.024%
10/30/2025Glenorchy Capital Ltd25,666$755K0.1%-1.5%0.080%
10/23/2025SG Americas Securities LLC443,695$12.99M0.0%+5.4%1.378%
10/14/2025S.E.E.D. Planning Group LLC8,000$234K0.1%N/A0.025%
8/19/2025State of Wyoming4,935$107K0.0%N/A0.015%
8/15/2025Semmax Financial Advisors Inc.132,545$2.88M0.7%+8.2%0.412%
8/15/2025Energy Income Partners LLC50,316$1.09M0.0%-1.7%0.156%
8/15/2025BNP Paribas Financial Markets1,157$25K0.0%N/A0.004%
8/15/2025Boothbay Fund Management LLC32,708$710K0.0%-71.7%0.102%
8/15/2025Bank of America Corp DE21,025$457K0.0%-65.4%0.065%
8/14/2025Lighthouse Investment Partners LLC46,816$1.02M0.0%+13.5%0.145%
8/13/2025Invesco Ltd.28,227$613K0.0%N/A0.088%
8/8/2025SG Americas Securities LLC420,789$9.14M0.0%+108.2%1.307%
7/9/2025Triumph Capital Management10,028$218K0.1%-49.6%0.031%
6/27/2025Goldman Sachs Group Inc.150,568$3.33M0.0%+56.8%0.468%
5/16/2025Semmax Financial Advisors Inc.122,529$2.91M0.8%+210.9%0.381%
5/16/2025Goldman Sachs Group Inc.150,568$3.33M0.0%+56.8%0.468%
5/15/2025Energy Income Partners LLC51,189$1.13M0.0%+84.6%0.159%
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5/13/2025Boston Partners71,731$1.59M0.0%+23.9%0.223%
5/6/2025Triumph Capital Management19,915$440K0.1%N/A0.062%
4/15/2025SG Americas Securities LLC202,072$4.47M0.0%N/A0.628%
2/25/2025B. Riley Wealth Advisors Inc.10,000$213K0.0%N/A0.031%
2/17/2025State of Wyoming3,540$75K0.0%-55.4%0.011%
2/17/2025Millennium Management LLC42,214$897K0.0%-24.0%0.131%
2/17/2025Lighthouse Investment Partners LLC46,884$997K0.0%-27.7%0.146%
2/17/2025Citadel Advisors LLC13,108$279K0.0%+21.7%0.041%
2/17/2025Bank of America Corp DE23,307$496K0.0%+25.9%0.072%
2/14/2025PDT Partners LLC21,504$457K0.0%+6.2%0.067%


ECO Institutional Ownership - Frequently Asked Questions

During the previous two years, 68 institutional investors and hedge funds held shares of Okeanis Eco Tankers. The most heavily invested institutionals were FIL Ltd ($19.34M), Encompass Capital Advisors LLC ($19.09M), Fearnley Asset Management AS ($18.70M), Bank of America Corp DE ($14.08M), Marshall Wace LLP ($10.91M), Walleye Capital LLC ($8.98M), and VR Advisory Services Ltd ($8.71M).Learn more on Okeanis Eco Tankers' institutional investors.

Of the 62 institutional investors that purchased Okeanis Eco Tankers' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Encompass Capital Advisors LLC ($810.15K), Fearnley Asset Management AS ($555.25K), SG Americas Securities LLC ($450.77K), Marshall Wace LLP ($322.42K), Walleye Capital LLC ($231.24K), Arrowstreet Capital Limited Partnership ($222.70K), and JPMorgan Chase & Co. ($154.33K).

Institutional investors have bought a total of 3,648,557 shares in the last 24 months. This purchase volume represents approximately $131.26M in transactions.

Of the 9 institutional investors that sold Okeanis Eco Tankers' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Encompass Capital Advisors LLC ($432.72K), Arrowstreet Capital Limited Partnership ($134.16K), VR Advisory Services Ltd ($92.81K), Citigroup Inc. ($80.88K), Engineers Gate Manager LP ($40.70K), Bank of America Corp DE ($16.62K), and Triumph Capital Management ($2.50K).

Institutional investors have sold a total of 803,474 shares in the last 24 months. This volume of shares sold represents approximately $37.00M in transactions.


Related Companies

Institutional ownership data for NYSE:ECO is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 9/9/2026. New 13F filings are added each quarter as they're published.
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