C3is Inc. (CISS)
NASDAQ: CISS · Real-Time Price · USD
1.850
-0.110 (-5.61%)
At close: Feb 6, 2026, 4:00 PM EST
1.900
+0.050 (2.70%)
After-hours: Feb 6, 2026, 7:59 PM EST
C3is Inc. Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Feb 6, 2026 | 1.75 | 1.91 | 1.75 | 1.85 | 1.85 | -5.61% | 1,484,910 |
| Feb 5, 2026 | 1.98 | 2.43 | 1.90 | 1.96 | 1.96 | 28.95% | 71,161,440 |
| Feb 4, 2026 | 1.62 | 1.65 | 1.50 | 1.52 | 1.52 | -8.43% | 2,455,938 |
| Feb 3, 2026 | 1.62 | 1.86 | 1.40 | 1.66 | 1.66 | -14.87% | 1,787,457 |
| Feb 2, 2026 | 2.51 | 2.87 | 1.60 | 1.95 | 1.95 | 6.56% | 41,822,025 |
| Jan 30, 2026 | 1.82 | 2.31 | 1.35 | 1.83 | 1.83 | 27.08% | 28,806,193 |
| Jan 29, 2026 | 1.73 | 1.73 | 1.35 | 1.44 | 1.44 | -17.71% | 675,020 |
| Jan 28, 2026 | 1.98 | 2.11 | 1.67 | 1.75 | 1.75 | -5.91% | 2,230,629 |
| Jan 27, 2026 | 1.73 | 1.92 | 1.71 | 1.86 | 1.86 | -9.71% | 397,522 |
| Jan 26, 2026 | 1.67 | 2.50 | 1.63 | 2.06 | 2.06 | 21.75% | 1,165,627 |
| Jan 23, 2026 | 1.70 | 1.87 | 1.64 | 1.69 | 1.69 | -7.03% | 666,802 |
| Jan 22, 2026 | 1.88 | 2.02 | 1.64 | 1.82 | 1.82 | -35.51% | 1,204,049 |
| Jan 21, 2026 | 2.49 | 2.88 | 2.42 | 2.82 | 2.82 | 8.37% | 212,398 |
| Jan 20, 2026 | 2.56 | 2.78 | 2.40 | 2.60 | 2.60 | 1.80% | 308,880 |
| Jan 16, 2026 | 2.48 | 2.66 | 2.48 | 2.56 | 2.56 | -6.64% | 406,410 |
| Jan 15, 2026 | 2.76 | 2.80 | 2.47 | 2.74 | 2.74 | -0.58% | 214,148 |
| Jan 14, 2026 | 2.98 | 3.04 | 2.44 | 2.76 | 2.76 | -7.58% | 348,418 |
| Jan 13, 2026 | 3.86 | 3.92 | 2.86 | 2.98 | 2.98 | -23.26% | 232,132 |
| Jan 12, 2026 | 4.20 | 4.38 | 3.85 | 3.89 | 3.89 | -11.40% | 70,143 |
| Jan 9, 2026 | 4.46 | 4.60 | 4.18 | 4.39 | 4.39 | -3.86% | 81,772 |
| Jan 8, 2026 | 4.80 | 4.82 | 4.48 | 4.56 | 4.56 | -3.59% | 34,617 |
| Jan 7, 2026 | 4.80 | 4.92 | 4.63 | 4.73 | 4.73 | 0.17% | 37,779 |
| Jan 6, 2026 | 4.61 | 4.91 | 4.43 | 4.72 | 4.72 | 2.47% | 34,814 |
| Jan 5, 2026 | 4.74 | 4.74 | 4.50 | 4.61 | 4.61 | 2.67% | 34,390 |
| Jan 2, 2026 | 4.60 | 4.74 | 4.42 | 4.49 | 4.49 | -2.39% | 42,879 |
| Dec 31, 2025 | 4.59 | 4.60 | 4.30 | 4.60 | 4.60 | - | 70,257 |
| Dec 30, 2025 | 4.24 | 4.90 | 4.22 | 4.60 | 4.60 | 6.98% | 231,937 |
| Dec 29, 2025 | 4.30 | 4.34 | 4.18 | 4.30 | 4.30 | 1.99% | 40,366 |
| Dec 26, 2025 | 4.34 | 4.38 | 4.21 | 4.22 | 4.22 | -2.86% | 31,460 |
| Dec 24, 2025 | 4.40 | 4.49 | 4.30 | 4.34 | 4.34 | -1.41% | 20,666 |
| Dec 23, 2025 | 4.55 | 4.58 | 4.40 | 4.40 | 4.40 | -4.84% | 41,797 |
| Dec 22, 2025 | 4.70 | 4.80 | 4.30 | 4.63 | 4.63 | 4.19% | 59,195 |
| Dec 19, 2025 | 4.45 | 4.55 | 4.22 | 4.44 | 4.44 | -2.46% | 53,004 |
| Dec 18, 2025 | 4.64 | 4.79 | 4.28 | 4.55 | 4.55 | 5.86% | 60,525 |
| Dec 17, 2025 | 4.40 | 4.43 | 4.08 | 4.30 | 4.30 | -6.32% | 91,843 |
| Dec 16, 2025 | 4.21 | 5.59 | 4.01 | 4.59 | 4.59 | 7.75% | 408,972 |
| Dec 15, 2025 | 5.00 | 5.00 | 4.00 | 4.26 | 4.26 | -14.80% | 202,267 |
| Dec 12, 2025 | 6.00 | 6.22 | 4.67 | 5.00 | 5.00 | -24.24% | 290,479 |
| Dec 11, 2025 | 7.00 | 8.00 | 6.20 | 6.60 | 6.60 | -80.70% | 578,316 |
| Dec 10, 2025 | 34.60 | 36.60 | 33.20 | 34.20 | 34.20 | -2.29% | 3,372 |
| Dec 9, 2025 | 35.00 | 36.77 | 34.20 | 35.00 | 35.00 | -0.57% | 1,789 |
| Dec 8, 2025 | 36.20 | 37.74 | 34.80 | 35.20 | 35.20 | -5.38% | 2,515 |
| Dec 5, 2025 | 38.20 | 38.80 | 36.80 | 37.20 | 37.20 | -1.12% | 2,310 |
| Dec 4, 2025 | 35.40 | 38.40 | 35.20 | 37.62 | 37.62 | 6.27% | 4,327 |
| Dec 3, 2025 | 35.80 | 36.00 | 35.40 | 35.40 | 35.40 | -1.12% | 1,549 |
| Dec 2, 2025 | 34.40 | 37.00 | 34.20 | 35.80 | 35.80 | 4.68% | 2,693 |
| Dec 1, 2025 | 35.40 | 35.40 | 34.00 | 34.20 | 34.20 | -3.39% | 2,109 |
| Nov 28, 2025 | 34.00 | 38.00 | 33.70 | 35.40 | 35.40 | 4.73% | 1,804 |
| Nov 26, 2025 | 32.80 | 34.20 | 32.60 | 33.80 | 33.80 | 3.68% | 1,252 |
| Nov 25, 2025 | 33.00 | 33.20 | 32.20 | 32.60 | 32.60 | 0.31% | 2,552 |