C3is Inc. (CISS) Revenue History
Annual and quarterly revenue from 2021 to 2025
Compound Annual Growth Rate (CAGR)
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CISS Revenue Growth
Revenue Breakdown (FY 2025)
CISS's revenue distribution by segment and geography for fiscal year 2025
By Product/Segment
CISS Revenue Analysis (2021–2025)
As of May 8, 2026, C3is Inc. (CISS) generated trailing twelve-month (TTM) revenue of $34.8 million, reflecting strong growth of +12.1% year-over-year. The most recent quarter (Q4 2025) recorded $10.6 million in revenue, up 120.1% sequentially.
Looking at the longer-term picture, CISS's historical revenue data shows a 3-year CAGR of +119.5%. The company achieved its highest annual revenue of $42.3 million in 2024.
Revenue diversification analysis shows CISS's business is primarily driven by Voyage Charter Revenues (66%), Time Charter Revenues (32%), and Other Operating Income (3%). With over half of revenue concentrated in Voyage Charter Revenues, the company maintains significant focus in this area while developing other growth vectors.
When compared to Industrials sector peers including SBLK (-17.6% YoY), SB (-13.7% YoY), and SHIP (-7.5% YoY), CISS has underperformed the peer group in terms of revenue growth. Compare CISS vs SBLK →
CISS Revenue vs Peers
Revenue metrics vs comparable public companies
| Company | TTM Revenue | YoY Growth | 5Y CAGR | Op. Margin | Compare |
|---|---|---|---|---|---|
| CISSCurrent | $35M | +12.1% | - | 3.9% | |
 SBLK | $1.0B | -17.6% | +8.5% | 13.5% | |
 SB | $308M | -13.7% | +9.2% | 36.4% | |
 SHIP | $158M | -7.5% | +20.1% | 26.0% | |
 TOPS | $86M | +111.5% | +5.4% | 32.4% | |
 GLBS | $44M | +26.8% | +30.3% | 5.4% |
CISS Historical Revenue Data (2021–2025)
| Year | Revenue | YoY % | Gross Profit | Gross Margin | Op. Income | Op. Margin |
|---|---|---|---|---|---|---|
| 2025 | $34.8M | -17.8% | $4.4M | 12.8% | $1.4M | 3.9% |
| 2024 | $42.3M | +47.2% | $13.6M | 32.2% | $10.1M | 23.8% |
| 2023 | $28.7M | +774.3% | $12.0M | 41.8% | $10.4M | 36.3% |
| 2022 | $3.3M | -47.6% | $751K | 22.8% | $552K | 16.8% |
| 2021 | $6.3M | - | $3.8M | 60.3% | $3.7M | 58.3% |
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Start ComparisonCISS — Frequently Asked Questions
Quick answers to the most common questions about buying CISS stock.
Is CISS's revenue growth accelerating or slowing?
CISS maintains +12.1% revenue growth, in line with its 5-year CAGR of N/A. TTM revenue stands at $35M. Growth rate remains consistent with historical average.
What is CISS's long-term revenue growth rate?
C3is Inc.'s 5-year revenue CAGR of N/A reflects the sustained expansion pattern. Current YoY growth of +12.1% is near this long-term average.
How is CISS's revenue distributed by segment?
CISS reports revenue by product line and geographic region. Annual and quarterly breakdowns from 2021-2025 are available for download. Segment mix reveals concentration and diversification trends.