Delisting risk
C3is (CISS)
Drybulk and tanker shipowner deploying vessels across global charter markets.
$1.35
Pre-market−0.05 (−3.89%)
At close$1.41(−10.51%)
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Breakdown13F · 13D/G · Form 4
| Institutions5 holders · as of Dec 31, 2025 | 0.07% | 187 ADS | |
| Insiders1 holder · as of Mar 18, 2026 | 0.00% | 0 ADS | |
| Otherremainder | 99.93% | 274.2K ADS |
274.4K ADS (1 ADS = 50 ordinary shares) as of Aug 26, 2026 · institutions as of Dec 31, 2025 · holders as of their latest filing
The share count is from the company's Dec 2023 annual report; nothing newer is on file here.
The share count has not been confirmed by a second filing; stakes use it as it stands.
Institutions13F, as of Dec 31, 2025
5 holders · 1.05M shares · 3 new positions · 4 increased · 0 reduced · 1 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| L1 Global Manager PTY Ltd | 861.3K | 313.87% | +861.3Knew | Feb 13, 2026 |
| Wexford Capital LP | 112.0K | 40.82% | 0 | Feb 13, 2026 |
| Citadel Advisors LLC | 47.6K | 17.36% | +34.4K | Feb 17, 2026 |
| Sassicaia Capital Advisers LLC | 19.6K | 7.16% | +19.6Knew | Feb 13, 2026 |
| UBS Group AG | 6.1K | 2.23% | +6.1K | Jan 29, 2026 |
Ownership statements13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| Imperial Petroleum Inc. | 81.90% | 13D | Feb 4, 2026 ↗ | |
| Harry N. Vafiasincl. Arethusa Properties LTD, Flawless Management Inc. | 13.50% | 13D/A | Sep 18, 2024 ↗ | |
| Evergreen Capital Management LLC/NV | 10.00% | 13G | Jan 8, 2026 ↗ | |
| Ascent Partners Fund LLC | 9.99% | 13G | Aug 4, 2026 ↗ | |
| Lind Global Fund III LP | 9.99% | 13G | Jul 31, 2026 ↗ | |
| Ayrton Capital LLC | 9.99% | 13G | Feb 11, 2026 ↗ | |
| Evergreen Capital Management LLC | 9.99% | 13G | Jan 14, 2026 ↗ | |
| S.H.N. Financial Investments Ltd. | 9.99% | 13G | Dec 18, 2025 ↗ | |
| L1 Capital Global Opportunities Master Fund, Ltd. | 9.99% | 13G | Dec 17, 2025 ↗ | |
| CVI Investments, Inc. | 9.90% | 13G | Aug 3, 2026 ↗ | |
| Jane Street Group, LLC | 7.20% | 13G | Aug 19, 2026 ↗ | |
| Wexford GP LLCincl. Wexford Capital LP, Joseph Jacobs +1 more | 7.02% | 13G | Sep 29, 2025 ↗ | |
| Towerview LLC | 6.50% | 13G | May 18, 2026 ↗ | |
| Alta Partners LLC | 5.20% | 13G | Feb 27, 2026 ↗ | |
| Athanasios Tsiakmakis | 5.02% | 13G | Jan 13, 2026 ↗ |
Insider tradesForm 4
Latest trades
Nothing filed in the last 12 months.
CongressHouse and Senate disclosures
Not reported.