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NASDAQ · Marine Shipping · USD

C3is Inc. (CISS) Stock Analysis

C3is Inc. (CISS) is a Marine Shipping stock listed on NASDAQ and quoted in US Dollar.

Last Updated: October 21, 2026

CISS

$0.54

−$0.02 (−4.07%)

Oct 21, 2026 · Market close

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Price History

Hover for the daily close. The dotted line marks the period open.

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CISS Key Statistics

As of Oct 21, 2026
Trading
Open
$0.55
Previous Close
$0.57
Day's Range
0.53–0.61
52-Week Range
0.58–13,608.00
Volume
1.10M
BetaHow much the share price moves relative to the wider market. 1.0 moves in line with it; above 1.0 swings more, below 1.0 less.
1.48
Valuation
Market Cap
$2.16M
P/S ratioMarket value divided by annual revenue. Useful for companies that are not yet profitable, where a P/E cannot be calculated.
0.04
Financials (FY)
Revenue (FY)
$34.76M−17.83%
Net Income (FY)
$10.47M
Profit marginThe share of revenue left as profit after all costs and taxes.
41.34%
Shares OutstandingThe total number of shares held by all investors. Market value is this figure multiplied by the share price.
3.44M
1-Year Return
−99.82%
Dividend and dates
Avg Volume
1.43M

Only metrics the company reports are shown. Data provided by Yahoo Finance via yfinance. Updated daily.

Key facts

As of October 21, 2026, CISS closed at $0.54, −99.82% over 1 year.

C3is Inc. (CISS) has a market capitalization of $2.16M.

In fiscal 2025, CISS reported revenue of $34.76M.

CISS Stock Return by Calendar Year

C3is Inc. (CISS) return since Jun 2023: what $10,000 became

1 year
$10,000 $18
−99.82%
3 years
$10,000 $0.06
−99.999%
Since Jun 2023
$10,000 $0.003
−99.99997%

If you had invested $10,000 in C3is Inc. (CISS) at the close on June 14, 2023, the earliest close on record here, it would have been worth $0.003 at the close on October 21, 2026: −99.99997% in total, −98.91% a year, over a partial period shorter than 10 years. A historical calculation from closing prices adjusted for splits and dividends, before fees and taxes.

Calendar-year returns computed from daily closing prices. Partial years are shown muted and marked with an asterisk.

YearReturn
2026 (partial year)−98.32%
2025−97.31%
2024−98.92%
2023 (partial year)−94.70%

As of October 21, 2026.

CISS Revenue and Earnings by Fiscal Year

FY ends December
Fiscal yearRevenueNet incomeNet margin
2025$34.76M$10.47M30.1%
2024$42.30M−$2.75M−6.5%
2023$28.74M$9.29M32.3%
2022$3.29M$551.59K16.8%
Fiscal yearRevenueGross profitOperating incomeNet incomeNet margin
2025$34.76M$4.43M$1.36M$10.47M30.1%
2024$42.30M$13.62M$10.06M−$2.75M−6.5%
2023$28.74M$12.02M$10.43M$9.29M32.3%
2022$3.29M$750.83K$552.06K$551.59K16.8%

Annual figures as reported, in the company's reporting currency. As of December 31, 2025.

CISS Valuation vs Marine Shipping Median

Median of 40 stocks
MetricCISSMarine Shipping medianvs median
P/S ratio0.041.610.0x the median
Profit margin41.34%22.27%19.1 pts above

Medians across 40 Marine Shipping stocks that report the metric. Medians, not averages, so one outlier cannot move them. As of October 21, 2026.

Recent News

All 10 articles ↓

News provided by third-party sources. Not financial advice.

Analysis

Data-derived

Company Overview

The market values C3is Inc. (CISS) at $2.16M. It is classified in the Marine Shipping industry, within the Industrials sector.

The most recent close on file for CISS is $0.54, dated October 21, 2026. That is −$0.02 (−4.07%) against the previous close. Over the past 52 weeks the price has ranged from $0.58 to $13,608.00.

Financial Health

In fiscal 2025, C3is Inc. reported revenue of $34.76M. Against the prior fiscal year total of $42.30M, that is a change of −17.83%. The same year closed with net income of $10.47M. The reported profit margin is 41.34%. That is 19.1 percentage points above the Marine Shipping median of 22.27%.

Across the 4 fiscal years on file, revenue moves from $3.29M in 2022 to $34.76M in 2025. Of those 4 years, 3 report positive net income.

Valuation Assessment

Measured against sales, the shares trade at 0.04 times revenue. On price-to-sales that is 0 times the Marine Shipping median of 1.61. 40 Marine Shipping companies report these metrics, and the medians quoted come from that group.

Beta against the wider market is reported at 1.48. Daily returns over the trailing 3 years annualize to a volatility of 2,619.82%. Over the trailing twelve months the total return is −99.82%. Measured over 3 years, that is −98.15% a year compounded.

Growth & Income

No dividend is on file for CISS.

Across the complete calendar years on file, 2025 returned −97.31% and 2024 returned −98.92%. So far in 2026 the total return is −98.32%.

Peer Comparison

C3is Inc. (CISS) operates in the Marine Shipping industry. Here is how it compares to its closest peers by market capitalization:

Company Ticker Market Cap P/E Ratio
C3is Inc. CISS $2.16M —
Kirby Corporation KEX $7.25B 21.1
Matson, Inc. MATX $7.03B 15.8
Hafnia Limited HAFN $5.64B 8.2

Every figure above is read from this page's own data on each daily rebuild. Informational only, not financial advice. As of October 21, 2026.

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About C3is Inc.

C3is Inc. offers seaborne transportation services. The company provides its services to dry bulk charterers, including national and private industrial users, commodity producers and traders, oil producers, refineries, and commodities traders and producers. As of December 31, 2025, it owns and operates three drybulk carriers, which transport major bulks, such as iron ore, coal, and grains, as well as minor bulks comprising bauxite, phosphate, and fertilizers; and one Aframax crude oil tanker that transports crude oil. C3is Inc. was founded in 2021 and is based in Athens, Greece.

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