C3is Inc. (CISS) Stock Price History
Historical prices from 2023 to 2026
- 1M
- -27.6%
- 3M
- -70.4%
- YTD
- -94.8%
- 1Y
- -99.6%
- 3Y
- -98.2%
- 5Y
- -93.0%
Loading 10-year price history...
CISS Historical Performance
CISS Annual Returns
Year-by-year price performance · 2023–2026
- 2023 annual price return
- -94.7%
- 2024 annual price return
- -98.9%
- 2025 annual price return
- -97.6%
- 2026 annual price return
- -65.7%
CISS Stock Price Trajectory (2023–2026)
As of June 30, 2026, C3is Inc. (CISS) trades at $1.65, representing a -99.6% return over the past year. The stock has delivered a -100.0% total return over five years (-93.0% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $999,999.00 on June 23, 2023. From this peak, CISS has corrected -100.0%, currently trading 98% below its 200-day moving average, suggesting potential weakness.
When compared to Industrials sector peers SBLK (+42.8% 1Y), SB (+76.2% 1Y), and SHIP (+115.7% 1Y), CISS has underperformed the peer group average. Compare CISS vs SBLK →
CISS Historical Price Data · from 2023
Rows 1–50 of 763| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-06-29 | 1.71 | 1.75 | 1.65 | 1.65 | 32K | -1.79% |
| 2026-06-26 | 1.66 | 1.86 | 1.64 | 1.68 | 0 | +4.35% |
| 2026-06-25 | 1.68 | 1.72 | 1.61 | 1.61 | 109K | -6.40% |
| 2026-06-24 | 1.81 | 1.81 | 1.54 | 1.72 | 208K | -8.02% |
| 2026-06-23 | 2.00 | 2.00 | 1.82 | 1.87 | 32K | -11.79% |
| 2026-06-22 | 2.18 | 2.18 | 2.05 | 2.12 | 113K | -3.64% |
| 2026-06-18 | 2.20 | 2.25 | 2.13 | 2.20 | 182K | -0.90% |
| 2026-06-17 | 2.18 | 2.24 | 2.07 | 2.22 | 177K | 0.00% |
| 2026-06-16 | 2.27 | 2.35 | 2.20 | 2.22 | 299K | -1.33% |
| 2026-06-15 | 2.17 | 2.36 | 2.09 | 2.25 | 80K | +8.17% |
| 2026-06-12 | 2.27 | 2.39 | 2.00 | 2.08 | 506K | -6.31% |
| 2026-06-11 | 2.17 | 2.29 | 2.12 | 2.22 | 316K | -0.45% |
| 2026-06-10 | 2.19 | 2.26 | 2.18 | 2.23 | 132K | -0.45% |
| 2026-06-09 | 2.19 | 2.31 | 2.08 | 2.24 | 429K | +5.66% |
| 2026-06-08 | 2.08 | 2.22 | 2.07 | 2.12 | 110K | -0.93% |
| 2026-06-05 | 2.09 | 2.14 | 2.09 | 2.14 | 72K | -1.83% |
| 2026-06-04 | 2.03 | 2.26 | 2.03 | 2.18 | 206K | -1.36% |
| 2026-06-03 | 2.45 | 2.57 | 1.91 | 2.21 | 6.50M | -3.91% |
| 2026-06-02 | 2.25 | 2.30 | 2.17 | 2.30 | 80K | +3.60% |
| 2026-06-01 | 2.29 | 2.39 | 2.21 | 2.22 | 79K | -2.63% |
| 2026-05-29 | 2.20 | 2.37 | 2.20 | 2.28 | 125K | -1.72% |
| 2026-05-28 | 2.22 | 2.34 | 2.16 | 2.32 | 100K | +4.04% |
| 2026-05-27 | 2.37 | 2.40 | 2.22 | 2.23 | 87K | -5.51% |
| 2026-05-26 | 2.35 | 2.49 | 2.25 | 2.36 | 136K | 0.00% |
| 2026-05-22 | 2.54 | 2.59 | 2.36 | 2.36 | 124K | -7.09% |
| 2026-05-21 | 2.61 | 2.72 | 2.51 | 2.54 | 85K | -3.42% |
| 2026-05-20 | 2.50 | 2.78 | 2.36 | 2.63 | 183K | +2.33% |
| 2026-05-19 | 2.84 | 2.85 | 2.36 | 2.57 | 604K | -18.93% |
| 2026-05-18 | 4.89 | 6.06 | 3.06 | 3.17 | 28.93M | +3.93% |
| 2026-05-15 | 3.16 | 3.27 | 3.05 | 3.05 | 30K | -4.39% |
| 2026-05-14 | 3.20 | 3.28 | 3.17 | 3.19 | 12K | -1.24% |
| 2026-05-13 | 3.27 | 3.27 | 3.18 | 3.23 | 19K | -2.42% |
| 2026-05-12 | 3.37 | 3.38 | 3.28 | 3.31 | 11K | -0.30% |
| 2026-05-11 | 3.31 | 3.39 | 3.22 | 3.32 | 21K | +0.91% |
| 2026-05-08 | 3.33 | 3.37 | 3.23 | 3.29 | 14K | -0.90% |
| 2026-05-07 | 3.41 | 3.43 | 3.25 | 3.32 | 33K | -4.05% |
| 2026-05-06 | 3.35 | 3.50 | 3.31 | 3.46 | 38K | +2.67% |
| 2026-05-05 | 3.47 | 3.47 | 3.28 | 3.37 | 38K | -3.16% |
| 2026-05-04 | 3.26 | 3.63 | 3.17 | 3.48 | 72K | +5.45% |
| 2026-05-01 | 3.35 | 3.41 | 3.23 | 3.30 | 89K | -3.23% |
| 2026-04-30 | 3.22 | 3.41 | 2.81 | 3.41 | 65K | +5.90% |
| 2026-04-29 | 3.50 | 3.56 | 3.17 | 3.22 | 48K | -10.31% |
| 2026-04-28 | 3.30 | 3.65 | 3.02 | 3.59 | 160K | +4.97% |
| 2026-04-27 | 2.84 | 3.49 | 2.70 | 3.42 | 103K | +15.54% |
| 2026-04-24 | 3.18 | 3.18 | 2.89 | 2.96 | 80K | -1.66% |
| 2026-04-23 | 5.11 | 5.11 | 2.87 | 3.01 | 332K | -45.47% |
| 2026-04-22 | 5.63 | 5.68 | 5.39 | 5.52 | 11K | -2.47% |
| 2026-04-21 | 5.87 | 5.88 | 5.55 | 5.66 | 11K | -1.91% |
| 2026-04-20 | 5.74 | 5.85 | 5.60 | 5.77 | 11K | +2.85% |
| 2026-04-17 | 5.90 | 6.10 | 5.60 | 5.61 | 13K | -3.44% |
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
10-year return with dividends reinvested.
DCA Calculator
See how regular investing compounds over time.
Peer Comparison
Compare growth, multiples, and margins vs sector.
CISS — Frequently Asked Questions
Quick answers to the most common questions about buying CISS stock.
How has CISS stock performed recently?
CISS declined -99.6% over the past year, below its 5-year annualized CAGR of -93.0%. The stock trades below its 200-day moving average, reflecting the downtrend.
What is CISS's all-time high price?
C3is Inc. reached $999999.00 on 2023-06-23. The 52-week high is $831.60. Current 1-year return of -99.6% places the stock further from historical peaks.
Where can I download CISS historical price data?
This page provides CISS daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2023-2026, downloadable in CSV format.