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Filing
SCHEDULE 13D/A
SCHEDULE 13D/A0001193125-25-318341·C3is Inc.
Schedule 13D ownership disclosure
C3IS INC
Common Stock, par value $0.01 per share · CUSIP: Y18284169
Event date: 2025-12-12
- Filing-level shares
- 12,500,000.00
- Percent of class
- 61.1%
- Imperial Petroleum Inc.Reported CIK 0001876581
Shares: 12,500,000.00 · Class: 61.1%
Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.
Source: SEC EDGAR filingFiling metadata
- Accession number
- 0001193125-25-318341
- Form type
- SCHEDULE 13D/A
- Filer
- C3is Inc.
- CIK
- CIK 1951067
- Filed
- Dec 15, 2025
- Reporting period
- Dec 12, 2025
- Description
- Schedule 13D beneficial ownership