C3is Inc. (CISS) - 13D/13G Filings

Real time Form 13D and 13G transaction reports:

  • Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
  • Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
  • Shares have beem adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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Time period
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Reported
DateTime
Transaction
Date
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportView
2026-01-14
1:55 pm
Unchanged
2025-12-1113GC3is Inc.
CISS
Evergreen Capital Management LLC22,161
9.990%
0
(Unchanged)
Filing
History
2026-01-13
4:30 pm
Purchase
2026-01-0913GC3is Inc.
CISS
Athanasios Tsiakmakis20,000
5.020%
12,250increase
(+158.06%)
Filing
History
2026-01-08
1:08 pm
Purchase
2025-12-1113GC3is Inc.
CISS
Evergreen Capital Management LLC22,161
10.000%
22,161increase
(New Position)
Filing
History
2025-12-30
5:00 pm
Purchase
2025-12-2913DC3is Inc.
CISS
Imperial Petroleum Inc.1,816,860
74.000%
1,191,860increase
(+190.70%)
Filing
History
2025-12-18
5:05 pm
Purchase
2025-12-1113GC3is Inc.
CISS
S.H.N. Financial Investments Ltd.22,161
9.990%
18,452increase
(+497.52%)
Filing
History
2025-12-17
4:26 pm
Purchase
2025-12-1113GC3is Inc.
CISS
L1 Capital Global Opportunities Master Fund, Ltd.22,161
9.990%
22,161increase
(New Position)
Filing
History
2025-12-15
06:05 am
Purchase
2025-12-1213DC3is Inc.
CISS
Imperial Petroleum Inc.625,000
61.100%
325,000increase
(+108.33%)
Filing
History
2025-11-14
08:17 am
Purchase
2025-11-1413GC3is Inc.
CISS
S.H.N. Financial Investments Ltd.3,709
2.700%
3,709increase
(New Position)
Filing
History
2025-10-28
5:00 pm
Purchase
2025-09-1613GC3is Inc.
CISS
Athanasios Tsiakmakis7,750
14.360%
7,750increase
(New Position)
Filing
History
2025-10-10
5:00 pm
Unchanged
2025-10-0913DC3is Inc.
CISS
Flawless Management Inc.5,029
3.700%
0
(Unchanged)
Filing
History
2025-10-10
5:00 pm
Purchase
2025-10-0913DC3is Inc.
CISS
Imperial Petroleum Inc.300,000
68.800%
53,216increase
(+21.56%)
Filing
History
2025-10-02
09:06 am
Purchase
2025-09-3013GC3is Inc.
CISS
Pandora Consultants II SA2,147
2.700%
2,147increase
(New Position)
Filing
History
2025-10-01
4:15 pm
Purchase
2025-09-2913DC3is Inc.
CISS
Flawless Management Inc.5,029
6.300%
5,029increase
(New Position)
Filing
History
2025-09-29
5:02 pm
Purchase
2025-09-1913GC3is Inc.
CISS
WEXFORD CAPITAL LP5,601
7.020%
82increase
(+1.48%)
Filing
History
2025-09-24
6:44 pm
Purchase
2025-09-1913GC3is Inc.
CISS
WEXFORD CAPITAL LP5,519
10.230%
5,519increase
(New Position)
Filing
History
2025-04-15
8:00 pm
Purchase
2025-04-1113DC3is Inc.
CISS
Imperial Petroleum Inc.246,784
86.800%
246,784increase
(New Position)
Filing
History
2025-02-14
4:37 pm
Purchase
2024-12-3113GC3is Inc.
CISS
L1 Capital Global Opportunities Master Fund, Ltd.1,855
4.990%
1,855increase
(New Position)
Filing
History
2025-01-14
7:00 pm
Purchase
2025-01-1013DC3is Inc.
CISS
Imperial Petroleum Inc.96,102
73.100%
96,102increase
(New Position)
Filing
History
2024-09-18
5:01 pm
Purchase
2024-09-1613DC3is Inc.
CISS
Flawless Management Inc.4,779
13.500%
1,133increase
(+31.09%)
Filing
History
2024-06-24
09:00 am
Purchase
2024-06-2013DC3is Inc.
CISS
Flawless Management Inc.3,646
10.700%
1,317increase
(+56.57%)
Filing
History
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