Companies / Okeanis Eco Tankers Corp.
Okeanis Eco Tankers Corp.
NYSE: ECOForeign · IFRSCIK 1964954N. FALIRO
Financials · FY2025
Ownership
35.4M shares outstanding
Ownership
| Institutions | 21.69% | 7,685,408 |
| Public float | 78.31% | 27,748,136 |
% of common shares outstanding (single-class filing figure). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.
Insiders 12
View all →| Insider | % of shares | Shares |
|---|---|---|
Alafouzos Aristidis IoannisCEOChief Executive Officer | — | — |
Alafouzos IoannisDirector | — | — |
Dunne FrancisDirector | — | — |
Gold Daniel AllenDirector | — | — |
Knapp Robert CDirector | — | — |
Nemser Joshua ArthurDirector | — | — |
Papaioannou Christopher VangeliChief Commercial Officer | — | — |
Papalexopoulos DimitriosDirector | — | — |
| — | — | |
Sbarounis IraklisSee Remarks | — | — |
Institutional holders 72
View all →| Holder | Value | % of shares |
|---|---|---|
| $64.84M | 4.02% | |
| $27.42M | 2.29% | |
| $27.26M | 1.52% | |
| $24.89M | 1.39% | |
| $19.34M | 1.62% | |
| $18.70M | 1.57% | |
| $17.39M | 0.97% | |
| $15.40M | 0.86% | |
| $8.08M | 0.45% | |
| $7.63M | 0.64% |
Activity
Jun 30, 2026View all →
InsidersInstitutions
Who's accumulating and trimming this stock (13F).| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Q1 2026 as of | Portolan Capital Management, LLC 13F manager | Add | — | $19.07M | +377K +233.01% | 538,860 1.52% of shares | medium |
| Q2 2026 as of | BlackRock, Inc. 13F manager | Trim | — | $-8.64M | -172K -83.98% | 32,902 0.09% of shares | medium |
| Q1 2026 as of | Marshall Wace, LLP 13F manager | Add | — | $8.58M | +170K +52.60% | 492,018 1.39% of shares | medium |
| Q1 2026 as of | Two Sigma Investments, LP 13F manager | Add | — | $7.39M | +146K +92.23% | 304,372 0.86% of shares | medium |
| Q1 2026 as of | Arrowstreet Capital, Limited Partnership 13F manager | Trim | — | $-6.83M | -134K -45.82% | 158,621 0.45% of shares | medium |
| Q4 2025 as of | Bank of America Corp /De 13F manager | Add | — | $4.64M | +137K +3114.97% | 141,523 0.40% of shares | low |
| Q1 2026 as of | VR Advisory Services Ltd 13F manager | Add | — | $4.37M | +86K +33.60% | 343,729 0.97% of shares | low |
| Q1 2026 as of | D. E. Shaw & Co., Inc. 13F manager | Trim | — | $-3.55M | -70K -89.38% | 8,340 0.02% of shares | low |
5%+ ownership events
Schedule 13D / 13G
| Filer | Stance | % of class |
|---|---|---|
| Hospitality Assets Corp. | Passive13G/A | — |
Securities
via CUSIP / OpenFIGI
| Symbol | Type | CUSIP |
|---|---|---|
| ECO | — | Y64177101 |