Position in ECO
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$27,260,927
+$21,785,108 QoQ
Shares Held
538,860
+233.0% QoQ
Ownership
1.38%
of shares outstanding
% of Portfolio
1.48%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2025
2 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in ECO Over Time
Shares Held
Position Value (USD)
Position in Marine Shipping
Industrials · as of Mar 31, 2026Portolan Capital Management, LLC holds $42,071,176 across 2 Marine Shipping names. ECO ranks #1 (64.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ECO |
Okeanis Eco Tankers Corp.
This page
|
538,860 | $27,260,927 | |
| 2 | HAFN |
Hafnia Ltd
|
1,948,717 | $14,810,249 |
All Filings in ECO
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2 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $27,260,927 | 538,860 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $5,475,819 | 161,815 | Shares | Sole | 2026-02-17 | |
| No filing history on record for this holder in this stock. | ||||||