Columbia Banking System, Inc. (COLB)
NASDAQ: COLB · Real-Time Price · USD
27.30
-0.70 (-2.50%)
At close: Mar 6, 2026, 4:00 PM EST
27.82
+0.52 (1.90%)
After-hours: Mar 6, 2026, 7:05 PM EST
Columbia Banking System Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Mar 6, 2026 | 27.32 | 27.52 | 26.42 | 27.30 | 27.30 | -2.50% | 2,471,204 |
| Mar 5, 2026 | 28.26 | 28.42 | 27.69 | 28.00 | 28.00 | -2.03% | 2,464,152 |
| Mar 4, 2026 | 28.65 | 28.95 | 28.45 | 28.58 | 28.58 | -0.35% | 2,628,392 |
| Mar 3, 2026 | 28.51 | 28.95 | 27.83 | 28.68 | 28.68 | -1.24% | 3,428,687 |
| Mar 2, 2026 | 27.92 | 29.19 | 27.70 | 29.04 | 29.04 | 2.07% | 3,152,417 |
| Feb 27, 2026 | 29.57 | 29.72 | 28.15 | 28.45 | 28.45 | -6.97% | 4,547,932 |
| Feb 26, 2026 | 30.55 | 31.21 | 30.21 | 30.58 | 30.21 | 0.46% | 3,237,394 |
| Feb 25, 2026 | 30.20 | 30.51 | 29.84 | 30.44 | 30.07 | 1.94% | 3,341,462 |
| Feb 24, 2026 | 30.03 | 30.19 | 29.59 | 29.86 | 29.50 | -0.70% | 2,826,049 |
| Feb 23, 2026 | 31.69 | 31.74 | 29.89 | 30.07 | 29.71 | -5.32% | 3,255,246 |
| Feb 20, 2026 | 31.17 | 31.81 | 30.93 | 31.76 | 31.38 | 1.83% | 3,073,383 |
| Feb 19, 2026 | 31.18 | 31.41 | 30.80 | 31.19 | 30.81 | -0.16% | 2,594,593 |
| Feb 18, 2026 | 31.29 | 32.12 | 31.19 | 31.24 | 30.86 | -0.19% | 3,434,367 |
| Feb 17, 2026 | 31.59 | 32.00 | 31.15 | 31.30 | 30.92 | -0.60% | 2,697,956 |
| Feb 13, 2026 | 31.10 | 31.63 | 30.79 | 31.49 | 31.11 | 0.77% | 3,291,514 |
| Feb 12, 2026 | 31.99 | 32.21 | 30.75 | 31.25 | 30.87 | -1.20% | 4,149,315 |
| Feb 11, 2026 | 32.24 | 32.62 | 31.38 | 31.63 | 31.25 | -1.22% | 2,035,269 |
| Feb 10, 2026 | 32.37 | 32.60 | 31.72 | 32.02 | 31.63 | -1.23% | 2,382,332 |
| Feb 9, 2026 | 32.04 | 32.70 | 31.88 | 32.42 | 32.03 | 1.09% | 2,421,580 |
| Feb 6, 2026 | 31.43 | 32.23 | 31.43 | 32.07 | 31.68 | 2.66% | 2,745,902 |
| Feb 5, 2026 | 30.97 | 31.40 | 30.14 | 31.24 | 30.86 | 0.32% | 3,445,425 |
| Feb 4, 2026 | 30.59 | 31.42 | 30.59 | 31.14 | 30.76 | 2.30% | 3,483,739 |
| Feb 3, 2026 | 29.74 | 30.49 | 29.54 | 30.44 | 30.07 | 2.53% | 2,752,642 |
| Feb 2, 2026 | 29.30 | 29.96 | 29.03 | 29.69 | 29.33 | 0.85% | 2,396,936 |
| Jan 30, 2026 | 28.98 | 29.50 | 28.92 | 29.44 | 29.08 | 1.38% | 2,712,267 |
| Jan 29, 2026 | 29.18 | 29.36 | 28.56 | 29.04 | 28.69 | 0.28% | 3,754,919 |
| Jan 28, 2026 | 28.96 | 29.34 | 28.82 | 28.96 | 28.61 | - | 2,595,320 |
| Jan 27, 2026 | 28.96 | 29.16 | 28.72 | 28.96 | 28.61 | 0.31% | 3,104,882 |
| Jan 26, 2026 | 28.91 | 29.26 | 28.37 | 28.87 | 28.52 | -0.03% | 3,248,290 |
| Jan 23, 2026 | 30.31 | 31.11 | 28.83 | 28.88 | 28.53 | -2.66% | 8,058,467 |
| Jan 22, 2026 | 29.80 | 30.28 | 29.53 | 29.67 | 29.31 | -0.10% | 4,040,469 |
| Jan 21, 2026 | 28.61 | 29.97 | 28.46 | 29.70 | 29.34 | 4.76% | 3,751,014 |
| Jan 20, 2026 | 28.52 | 28.84 | 28.21 | 28.35 | 28.01 | -1.94% | 1,834,651 |
| Jan 16, 2026 | 29.28 | 29.39 | 28.85 | 28.91 | 28.56 | -1.16% | 1,795,526 |
| Jan 15, 2026 | 28.55 | 29.36 | 28.51 | 29.25 | 28.90 | 2.96% | 1,914,083 |
| Jan 14, 2026 | 28.24 | 28.62 | 28.04 | 28.41 | 28.07 | 0.42% | 2,320,220 |
| Jan 13, 2026 | 28.61 | 28.80 | 28.22 | 28.29 | 27.95 | -1.12% | 2,046,633 |
| Jan 12, 2026 | 28.74 | 28.88 | 28.44 | 28.61 | 28.26 | -1.51% | 1,577,237 |
| Jan 9, 2026 | 29.50 | 29.72 | 29.03 | 29.05 | 28.70 | -1.06% | 1,469,137 |
| Jan 8, 2026 | 28.75 | 29.70 | 28.50 | 29.36 | 29.00 | 1.59% | 1,895,137 |
| Jan 7, 2026 | 28.95 | 29.16 | 28.67 | 28.90 | 28.55 | -0.31% | 2,190,422 |
| Jan 6, 2026 | 28.68 | 29.09 | 28.54 | 28.99 | 28.64 | 0.73% | 2,531,090 |
| Jan 5, 2026 | 28.11 | 29.10 | 28.06 | 28.78 | 28.43 | 2.09% | 2,539,279 |
| Jan 2, 2026 | 28.05 | 28.35 | 27.54 | 28.19 | 27.85 | 0.86% | 2,289,632 |
| Dec 31, 2025 | 28.50 | 28.50 | 27.90 | 27.95 | 27.61 | -1.06% | 1,452,345 |
| Dec 30, 2025 | 28.50 | 28.50 | 28.15 | 28.25 | 27.91 | -0.67% | 1,757,730 |
| Dec 29, 2025 | 28.43 | 28.69 | 28.36 | 28.44 | 28.10 | -0.52% | 1,819,526 |
| Dec 26, 2025 | 28.56 | 28.72 | 28.47 | 28.59 | 28.24 | -0.10% | 850,885 |
| Dec 24, 2025 | 28.65 | 28.72 | 28.54 | 28.62 | 28.27 | 0.03% | 826,068 |
| Dec 23, 2025 | 29.00 | 29.07 | 28.57 | 28.61 | 28.26 | -1.41% | 1,997,380 |
| Dec 22, 2025 | 29.02 | 29.26 | 28.89 | 29.02 | 28.67 | 0.59% | 2,548,702 |
| Dec 19, 2025 | 28.86 | 29.12 | 28.64 | 28.85 | 28.50 | -0.03% | 4,590,136 |
| Dec 18, 2025 | 29.18 | 29.26 | 28.76 | 28.86 | 28.51 | -0.31% | 2,615,451 |
| Dec 17, 2025 | 28.96 | 29.33 | 28.82 | 28.95 | 28.60 | 0.14% | 2,422,138 |
| Dec 16, 2025 | 29.14 | 29.31 | 28.79 | 28.91 | 28.56 | -0.86% | 2,428,117 |
| Dec 15, 2025 | 29.51 | 29.61 | 29.09 | 29.16 | 28.81 | -0.27% | 1,885,858 |
| Dec 12, 2025 | 29.33 | 29.46 | 29.05 | 29.24 | 28.89 | -0.07% | 2,209,349 |
| Dec 11, 2025 | 28.96 | 29.50 | 28.91 | 29.26 | 28.91 | 0.76% | 3,123,544 |
| Dec 10, 2025 | 27.99 | 29.35 | 27.99 | 29.04 | 28.69 | 3.16% | 5,330,139 |
| Dec 9, 2025 | 28.27 | 28.71 | 28.10 | 28.15 | 27.81 | -0.53% | 2,284,861 |
| Dec 8, 2025 | 28.18 | 28.64 | 28.06 | 28.30 | 27.96 | 0.43% | 2,094,727 |
| Dec 5, 2025 | 28.14 | 28.38 | 28.05 | 28.18 | 27.84 | -0.35% | 2,411,718 |
| Dec 4, 2025 | 28.10 | 28.39 | 28.03 | 28.28 | 27.94 | 0.39% | 1,978,184 |
| Dec 3, 2025 | 27.72 | 28.32 | 27.72 | 28.17 | 27.83 | 1.81% | 3,898,748 |
| Dec 2, 2025 | 28.23 | 28.25 | 27.66 | 27.67 | 27.34 | -1.46% | 3,013,430 |
| Dec 1, 2025 | 27.56 | 28.33 | 27.51 | 28.08 | 27.74 | 1.30% | 2,461,449 |
| Nov 28, 2025 | 27.93 | 28.21 | 27.69 | 27.72 | 27.38 | -2.26% | 1,696,883 |
| Nov 26, 2025 | 28.32 | 28.59 | 28.32 | 28.36 | 27.65 | -0.21% | 2,029,996 |
| Nov 25, 2025 | 27.71 | 28.77 | 27.69 | 28.42 | 27.71 | 3.20% | 2,510,155 |
| Nov 24, 2025 | 27.26 | 27.67 | 26.96 | 27.54 | 26.85 | 1.36% | 2,445,886 |
| Nov 21, 2025 | 26.31 | 27.47 | 26.30 | 27.17 | 26.49 | 3.58% | 2,602,045 |
| Nov 20, 2025 | 26.63 | 27.16 | 26.15 | 26.23 | 25.57 | -0.53% | 2,799,801 |
| Nov 19, 2025 | 25.93 | 26.45 | 25.86 | 26.37 | 25.71 | 2.21% | 2,484,623 |
| Nov 18, 2025 | 25.60 | 26.06 | 25.51 | 25.80 | 25.16 | 0.19% | 5,317,970 |
| Nov 17, 2025 | 26.79 | 26.93 | 25.64 | 25.75 | 25.11 | -4.38% | 3,558,222 |
| Nov 14, 2025 | 26.71 | 27.00 | 26.47 | 26.93 | 26.26 | 0.22% | 2,317,974 |
| Nov 13, 2025 | 26.92 | 27.37 | 26.73 | 26.87 | 26.20 | -0.99% | 3,151,055 |
| Nov 12, 2025 | 26.99 | 27.39 | 26.91 | 27.14 | 26.46 | 0.89% | 3,522,123 |
| Nov 11, 2025 | 27.08 | 27.35 | 26.86 | 26.90 | 26.23 | -0.77% | 3,719,524 |
| Nov 10, 2025 | 27.05 | 27.41 | 26.83 | 27.11 | 26.43 | 0.67% | 2,573,405 |
| Nov 7, 2025 | 26.20 | 26.94 | 26.03 | 26.93 | 26.26 | 1.93% | 2,257,795 |
| Nov 6, 2025 | 26.52 | 26.78 | 26.22 | 26.42 | 25.76 | -0.38% | 2,616,559 |
| Nov 5, 2025 | 26.55 | 27.14 | 26.35 | 26.52 | 25.86 | 0.19% | 3,959,540 |
| Nov 4, 2025 | 26.61 | 26.85 | 26.25 | 26.47 | 25.81 | -1.67% | 3,759,068 |
| Nov 3, 2025 | 26.55 | 26.94 | 26.06 | 26.92 | 26.25 | 0.45% | 4,691,912 |
| Oct 31, 2025 | 25.69 | 26.97 | 25.12 | 26.80 | 26.13 | 3.00% | 6,117,072 |
| Oct 30, 2025 | 26.12 | 26.71 | 25.97 | 26.02 | 25.37 | -1.25% | 4,325,876 |
| Oct 29, 2025 | 26.74 | 27.14 | 26.14 | 26.35 | 25.69 | -1.83% | 5,322,750 |
| Oct 28, 2025 | 25.66 | 26.87 | 25.36 | 26.84 | 26.17 | 4.44% | 9,004,733 |
| Oct 27, 2025 | 25.85 | 25.85 | 25.50 | 25.70 | 25.06 | 0.63% | 4,373,343 |
| Oct 24, 2025 | 25.29 | 25.76 | 25.20 | 25.54 | 24.90 | 2.20% | 3,134,337 |
| Oct 23, 2025 | 25.01 | 25.28 | 24.75 | 24.99 | 24.37 | -0.04% | 3,109,529 |
| Oct 22, 2025 | 25.49 | 25.67 | 24.97 | 25.00 | 24.38 | -2.23% | 3,848,553 |
| Oct 21, 2025 | 25.19 | 25.69 | 25.14 | 25.57 | 24.93 | 0.83% | 5,400,526 |
| Oct 20, 2025 | 24.57 | 25.51 | 24.45 | 25.36 | 24.73 | 4.28% | 5,881,805 |
| Oct 17, 2025 | 24.51 | 24.71 | 24.07 | 24.32 | 23.71 | 1.04% | 8,005,799 |
| Oct 16, 2025 | 25.97 | 26.05 | 23.83 | 24.07 | 23.47 | -7.92% | 7,614,903 |
| Oct 15, 2025 | 26.80 | 26.88 | 25.77 | 26.14 | 25.49 | -2.24% | 5,581,157 |
| Oct 14, 2025 | 25.50 | 26.87 | 25.48 | 26.74 | 26.07 | 4.01% | 5,349,082 |
| Oct 13, 2025 | 25.37 | 25.79 | 25.01 | 25.71 | 25.07 | 3.25% | 6,555,613 |