C3is Inc. (CISS) reporting calendar
C3is Inc. files periodic reports with the SEC as CISS on Nasdaq. Atlas tracks 3 filed reports for this issuer, each linked to its original EDGAR accession.
- Latest report
- 20-F
- Period ended
- 31 Dec 2025
- Filed
- 22 Apr 2026
- Reports on record
- 3
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Latest filing on SEC EDGAR ↗
Deep Sea Foreign Transportation of Freight reporting datesAll Nasdaq reporting dates
Filed periodic reports
| Form | Period ended | Filed | Lag | SEC accession |
|---|---|---|---|---|
| 20-F | 31 Dec 2025 | 22 Apr 2026 | 112 days | 0001193125-26-170448 |
| 20-F | 31 Dec 2024 | 28 Apr 2025 | 118 days | 0001193125-25-100539 |
| 20-F | 31 Dec 2023 | 30 Apr 2024 | 121 days | 0001193125-24-123906 |
Source: SEC EDGAR company submissions for CIK 0001951067. Atlas publishes filed facts only. The SEC does not publish forward reporting dates, so no announced future date is claimed here.