Stocks · Industrials · Deep Sea Foreign Transportation of Freight

C3is Inc.

CISS Clue Score57
Greece Fiscal year ends December CIK 0001951067
$0.68 -13.03% Close, 12 Oct 2026

Price, with every insider trade on it

Closing prices, 12 months · point at a dot for who traded, or at the line for the close
0.68 on 12 Oct 2026
4 2 0 Oct 2025 Apr 2026 Oct 2026 13 Oct 2025 $2.16 14 Oct 2025 $2.20 15 Oct 2025 $2.10 16 Oct 2025 $2.07 17 Oct 2025 $2.20 20 Oct 2025 $2.18 21 Oct 2025 $2.18 22 Oct 2025 $2.14 23 Oct 2025 $2.17 24 Oct 2025 $2.14 27 Oct 2025 $2.12 28 Oct 2025 $2.15 29 Oct 2025 $2.16 30 Oct 2025 $2.14 31 Oct 2025 $2.17 3 Nov 2025 $2.15 4 Nov 2025 $1.93 5 Nov 2025 $1.95 6 Nov 2025 $1.97 7 Nov 2025 $1.98 10 Nov 2025 $1.95 11 Nov 2025 $1.98 12 Nov 2025 $1.95 13 Nov 2025 $1.77 14 Nov 2025 $1.65 17 Nov 2025 $1.68 18 Nov 2025 $1.68 19 Nov 2025 $1.65 20 Nov 2025 $1.47 21 Nov 2025 $1.56 24 Nov 2025 $1.63 25 Nov 2025 $1.63 26 Nov 2025 $1.69 28 Nov 2025 $1.77 1 Dec 2025 $1.71 2 Dec 2025 $1.79 3 Dec 2025 $1.77 4 Dec 2025 $1.88 5 Dec 2025 $1.86 8 Dec 2025 $1.76 9 Dec 2025 $1.75 10 Dec 2025 $1.71 11 Dec 2025 $0.33 12 Dec 2025 $0.25 15 Dec 2025 $0.21 16 Dec 2025 $0.23 17 Dec 2025 $0.22 18 Dec 2025 $0.23 19 Dec 2025 $0.22 22 Dec 2025 $0.23 23 Dec 2025 $0.22 24 Dec 2025 $0.22 26 Dec 2025 $0.21 29 Dec 2025 $0.22 30 Dec 2025 $0.23 31 Dec 2025 $0.23 2 Jan 2026 $0.22 5 Jan 2026 $0.23 6 Jan 2026 $0.24 7 Jan 2026 $0.24 8 Jan 2026 $0.23 9 Jan 2026 $0.22 12 Jan 2026 $0.19 13 Jan 2026 $0.15 14 Jan 2026 $0.14 15 Jan 2026 $0.14 16 Jan 2026 $0.13 20 Jan 2026 $0.13 21 Jan 2026 $0.14 22 Jan 2026 $0.09 23 Jan 2026 $0.08 26 Jan 2026 $2.06 27 Jan 2026 $1.86 28 Jan 2026 $1.75 29 Jan 2026 $1.44 30 Jan 2026 $1.83 2 Feb 2026 $1.95 3 Feb 2026 $1.66 4 Feb 2026 $1.52 5 Feb 2026 $1.96 6 Feb 2026 $1.85 9 Feb 2026 $1.66 10 Feb 2026 $1.69 11 Feb 2026 $1.65 12 Feb 2026 $1.55 13 Feb 2026 $1.51 17 Feb 2026 $1.52 18 Feb 2026 $1.67 19 Feb 2026 $2.19 20 Feb 2026 $1.94 23 Feb 2026 $1.86 24 Feb 2026 $1.76 25 Feb 2026 $1.76 26 Feb 2026 $1.50 27 Feb 2026 $1.54 2 Mar 2026 $1.54 3 Mar 2026 $1.63 4 Mar 2026 $1.45 5 Mar 2026 $1.43 6 Mar 2026 $1.24 9 Mar 2026 $1.18 10 Mar 2026 $1.14 11 Mar 2026 $1.13 12 Mar 2026 $1.11 13 Mar 2026 $1.12 16 Mar 2026 $0.93 17 Mar 2026 $0.75 18 Mar 2026 $0.80 19 Mar 2026 $0.86 20 Mar 2026 $0.85 23 Mar 2026 $0.84 24 Mar 2026 $0.85 25 Mar 2026 $0.86 26 Mar 2026 $0.82 27 Mar 2026 $0.80 30 Mar 2026 $0.80 31 Mar 2026 $0.83 1 Apr 2026 $0.82 2 Apr 2026 $0.82 6 Apr 2026 $0.82 7 Apr 2026 $0.79 8 Apr 2026 $0.79 9 Apr 2026 $0.80 10 Apr 2026 $0.82 13 Apr 2026 $0.82 14 Apr 2026 $0.82 15 Apr 2026 $0.84 16 Apr 2026 $0.83 17 Apr 2026 $0.80 20 Apr 2026 $0.82 21 Apr 2026 $0.81 22 Apr 2026 $0.79 23 Apr 2026 $0.43 24 Apr 2026 $0.42 27 Apr 2026 $3.42 28 Apr 2026 $3.59 29 Apr 2026 $3.22 30 Apr 2026 $3.41 1 May 2026 $3.30 4 May 2026 $3.48 5 May 2026 $3.37 6 May 2026 $3.46 7 May 2026 $3.32 8 May 2026 $3.29 11 May 2026 $3.32 12 May 2026 $3.31 13 May 2026 $3.23 14 May 2026 $3.19 15 May 2026 $3.05 18 May 2026 $3.17 19 May 2026 $2.57 20 May 2026 $2.63 21 May 2026 $2.54 22 May 2026 $2.36 26 May 2026 $2.36 27 May 2026 $2.23 28 May 2026 $2.32 29 May 2026 $2.28 1 Jun 2026 $2.22 2 Jun 2026 $2.20 3 Jun 2026 $2.21 4 Jun 2026 $2.18 5 Jun 2026 $2.14 8 Jun 2026 $2.12 9 Jun 2026 $2.24 10 Jun 2026 $2.23 11 Jun 2026 $2.27 12 Jun 2026 $2.08 15 Jun 2026 $2.25 16 Jun 2026 $2.27 17 Jun 2026 $2.22 18 Jun 2026 $2.20 22 Jun 2026 $2.12 23 Jun 2026 $1.87 24 Jun 2026 $1.72 25 Jun 2026 $1.64 26 Jun 2026 $1.68 29 Jun 2026 $1.65 30 Jun 2026 $1.66 1 Jul 2026 $1.73 2 Jul 2026 $1.79 6 Jul 2026 $1.88 7 Jul 2026 $1.72 8 Jul 2026 $1.70 9 Jul 2026 $1.75 10 Jul 2026 $1.75 13 Jul 2026 $1.61 14 Jul 2026 $1.57 15 Jul 2026 $1.68 16 Jul 2026 $1.77 17 Jul 2026 $1.71 20 Jul 2026 $1.67 21 Jul 2026 $1.62 22 Jul 2026 $1.63 23 Jul 2026 $0.96 24 Jul 2026 $0.52 27 Jul 2026 $0.10 28 Jul 2026 $0.17 29 Jul 2026 $0.13 30 Jul 2026 $0.14 31 Jul 2026 $0.12 3 Aug 2026 $0.11 4 Aug 2026 $0.09 5 Aug 2026 $0.11 6 Aug 2026 $0.10 7 Aug 2026 $0.09 10 Aug 2026 $0.09 11 Aug 2026 $0.08 12 Aug 2026 $0.08 13 Aug 2026 $0.08 14 Aug 2026 $0.08 17 Aug 2026 $0.06 18 Aug 2026 $0.07 19 Aug 2026 $3.09 20 Aug 2026 $2.93 21 Aug 2026 $2.92 24 Aug 2026 $2.61 25 Aug 2026 $2.67 26 Aug 2026 $2.93 27 Aug 2026 $2.13 28 Aug 2026 $1.81 31 Aug 2026 $1.71 1 Sep 2026 $1.57 2 Sep 2026 $1.40 3 Sep 2026 $1.38 4 Sep 2026 $1.49 8 Sep 2026 $1.46 9 Sep 2026 $1.42 10 Sep 2026 $1.45 11 Sep 2026 $1.37 14 Sep 2026 $1.37 15 Sep 2026 $1.25 16 Sep 2026 $1.24 17 Sep 2026 $1.33 18 Sep 2026 $1.29 21 Sep 2026 $1.23 22 Sep 2026 $1.14 23 Sep 2026 $1.10 24 Sep 2026 $1.12 25 Sep 2026 $1.11 28 Sep 2026 $1.04 29 Sep 2026 $0.95 30 Sep 2026 $0.88 1 Oct 2026 $0.87 2 Oct 2026 $0.83 5 Oct 2026 $0.86 6 Oct 2026 $0.89 7 Oct 2026 $0.80 8 Oct 2026 $0.82 9 Oct 2026 $0.78 12 Oct 2026 $0.68
0 buys0 sales at will0 planned sales

Key numbers

Fiscal year 2025, ended 31 Dec 2025, as filed
Revenue
$34.76M
Net income
$10.47M
Free cash flow
$3.84M
Operating margin
3.9%
Net margin
30.1%
Return on equity
11.0%
Return on capital
1.1%
Revenue growth, 1 yr
-17.8%

Revenue and profit

Fiscal years, as filed with the SEC · point at a year for the detail
Full statements →
29M 9M FY23 Fiscal year 2023 Revenue $28.74M Net income $9.29M Margin 32.3% 42M -3M FY24 Fiscal year 2024 Revenue $42.30M Net income $2.75M Margin -6.5% · growth +47.2% 35M 10M FY25 Fiscal year 2025 Revenue $34.76M Net income $10.47M Margin 30.1% · growth -17.8%
RevenueNet incomeLoss

Latest insider transactions

From Form 4, most recent first
All of them →

No open-market purchase or sale on file for this company.