Alpha Cognition Inc. (ACOG)
NASDAQ: ACOG · Real-Time Price · USD
6.20
-0.23 (-3.58%)
At close: Apr 28, 2026, 4:00 PM EDT
6.08
-0.12 (-1.94%)
After-hours: Apr 28, 2026, 6:48 PM EDT
Alpha Cognition Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Apr 28, 2026 | 6.45 | 6.78 | 5.98 | 6.20 | 6.20 | -3.58% | 84,124 |
| Apr 27, 2026 | 6.75 | 6.90 | 6.43 | 6.43 | 6.43 | -6.20% | 44,848 |
| Apr 24, 2026 | 6.78 | 6.99 | 6.73 | 6.86 | 6.86 | 0.07% | 19,838 |
| Apr 23, 2026 | 6.90 | 6.99 | 6.76 | 6.85 | 6.85 | -2.00% | 54,641 |
| Apr 22, 2026 | 6.87 | 7.06 | 6.78 | 6.99 | 6.99 | 1.60% | 41,197 |
| Apr 21, 2026 | 6.90 | 6.99 | 6.69 | 6.88 | 6.88 | -0.15% | 42,998 |
| Apr 20, 2026 | 6.99 | 7.15 | 6.78 | 6.89 | 6.89 | -0.72% | 55,754 |
| Apr 17, 2026 | 6.80 | 7.06 | 6.56 | 6.94 | 6.94 | 4.36% | 62,135 |
| Apr 16, 2026 | 6.86 | 6.86 | 6.54 | 6.65 | 6.65 | -1.48% | 73,624 |
| Apr 15, 2026 | 6.61 | 6.97 | 6.41 | 6.75 | 6.75 | 4.01% | 85,666 |
| Apr 14, 2026 | 5.99 | 6.68 | 5.88 | 6.49 | 6.49 | 8.71% | 39,595 |
| Apr 13, 2026 | 5.98 | 6.07 | 5.74 | 5.97 | 5.97 | -1.00% | 11,617 |
| Apr 10, 2026 | 6.04 | 6.44 | 5.74 | 6.03 | 6.03 | -5.49% | 48,268 |
| Apr 9, 2026 | 6.53 | 6.87 | 6.00 | 6.38 | 6.38 | -3.84% | 53,228 |
| Apr 8, 2026 | 7.02 | 7.55 | 6.51 | 6.64 | 6.64 | -4.67% | 84,449 |
| Apr 7, 2026 | 6.24 | 7.00 | 5.95 | 6.96 | 6.96 | 12.26% | 148,847 |
| Apr 6, 2026 | 6.06 | 6.45 | 6.06 | 6.20 | 6.20 | 3.68% | 52,977 |
| Apr 2, 2026 | 5.91 | 6.41 | 5.90 | 5.98 | 5.98 | 0.34% | 56,401 |
| Apr 1, 2026 | 5.50 | 6.38 | 5.46 | 5.96 | 5.96 | 8.56% | 177,740 |
| Mar 31, 2026 | 5.53 | 5.64 | 5.00 | 5.49 | 5.49 | 3.20% | 306,071 |
| Mar 30, 2026 | 5.02 | 5.42 | 4.92 | 5.32 | 5.32 | 4.72% | 51,660 |
| Mar 27, 2026 | 5.01 | 5.36 | 4.87 | 5.08 | 5.08 | -4.87% | 111,421 |
| Mar 26, 2026 | 5.26 | 5.48 | 5.04 | 5.34 | 5.34 | 0.38% | 56,422 |
| Mar 25, 2026 | 5.59 | 5.59 | 5.25 | 5.32 | 5.32 | -4.83% | 34,996 |
| Mar 24, 2026 | 5.77 | 6.05 | 5.38 | 5.59 | 5.59 | -3.62% | 41,899 |
| Mar 23, 2026 | 5.85 | 6.10 | 5.76 | 5.80 | 5.80 | 1.58% | 49,889 |
| Mar 20, 2026 | 5.80 | 6.19 | 5.66 | 5.71 | 5.71 | -2.23% | 10,704 |
| Mar 19, 2026 | 5.67 | 5.88 | 5.58 | 5.84 | 5.84 | 1.57% | 23,007 |
| Mar 18, 2026 | 5.87 | 5.89 | 5.67 | 5.75 | 5.75 | -0.17% | 12,990 |
| Mar 17, 2026 | 5.76 | 5.89 | 5.76 | 5.76 | 5.76 | -0.52% | 4,043 |
| Mar 16, 2026 | 5.85 | 5.85 | 5.70 | 5.79 | 5.79 | 0.70% | 15,736 |
| Mar 13, 2026 | 5.89 | 6.14 | 5.68 | 5.75 | 5.75 | -1.71% | 27,025 |
| Mar 12, 2026 | 5.89 | 5.89 | 5.75 | 5.85 | 5.85 | -0.85% | 38,246 |
| Mar 11, 2026 | 5.88 | 5.99 | 5.68 | 5.90 | 5.90 | 0.17% | 24,551 |
| Mar 10, 2026 | 5.83 | 5.99 | 5.82 | 5.89 | 5.89 | 0.34% | 14,152 |
| Mar 9, 2026 | 5.79 | 6.07 | 5.72 | 5.87 | 5.87 | 1.38% | 22,925 |
| Mar 6, 2026 | 5.89 | 5.99 | 5.74 | 5.79 | 5.79 | 0.87% | 67,555 |
| Mar 5, 2026 | 5.88 | 6.29 | 5.64 | 5.74 | 5.74 | -2.05% | 85,734 |
| Mar 4, 2026 | 5.72 | 6.20 | 5.70 | 5.86 | 5.86 | 1.91% | 70,227 |
| Mar 3, 2026 | 5.60 | 5.86 | 5.29 | 5.75 | 5.75 | -0.86% | 99,374 |
| Mar 2, 2026 | 5.78 | 6.07 | 5.54 | 5.80 | 5.80 | -3.33% | 85,118 |
| Feb 27, 2026 | 6.00 | 6.26 | 5.94 | 6.00 | 6.00 | - | 56,716 |
| Feb 26, 2026 | 6.31 | 6.45 | 5.83 | 6.00 | 6.00 | -5.29% | 57,552 |
| Feb 25, 2026 | 6.14 | 6.46 | 5.73 | 6.34 | 6.34 | 5.41% | 131,194 |
| Feb 24, 2026 | 5.75 | 6.07 | 5.46 | 6.01 | 6.01 | 2.04% | 119,799 |
| Feb 23, 2026 | 5.87 | 6.07 | 5.48 | 5.89 | 5.89 | 0.68% | 189,148 |
| Feb 20, 2026 | 5.85 | 5.90 | 5.67 | 5.85 | 5.85 | - | 27,654 |
| Feb 19, 2026 | 5.83 | 6.07 | 5.48 | 5.85 | 5.85 | 0.86% | 79,155 |
| Feb 18, 2026 | 5.31 | 5.99 | 5.21 | 5.80 | 5.80 | 11.32% | 146,098 |
| Feb 17, 2026 | 4.92 | 5.46 | 4.90 | 5.21 | 5.21 | 6.76% | 35,091 |
| Feb 13, 2026 | 5.38 | 5.53 | 4.80 | 4.88 | 4.88 | -7.92% | 196,559 |
| Feb 12, 2026 | 5.26 | 5.68 | 5.12 | 5.30 | 5.30 | 1.73% | 37,840 |
| Feb 11, 2026 | 5.92 | 5.99 | 5.06 | 5.21 | 5.21 | -2.98% | 128,333 |
| Feb 10, 2026 | 5.03 | 5.97 | 4.75 | 5.37 | 5.37 | 9.15% | 124,618 |
| Feb 9, 2026 | 5.08 | 5.20 | 4.84 | 4.92 | 4.92 | -3.53% | 45,165 |
| Feb 6, 2026 | 4.65 | 5.20 | 4.60 | 5.10 | 5.10 | 13.33% | 28,485 |
| Feb 5, 2026 | 4.96 | 5.33 | 4.50 | 4.50 | 4.50 | -10.36% | 36,070 |
| Feb 4, 2026 | 5.01 | 5.46 | 4.76 | 5.02 | 5.02 | -1.57% | 87,166 |
| Feb 3, 2026 | 4.97 | 5.26 | 4.76 | 5.10 | 5.10 | 3.24% | 111,764 |
| Feb 2, 2026 | 4.77 | 5.44 | 4.77 | 4.94 | 4.94 | 2.07% | 70,775 |
| Jan 30, 2026 | 5.16 | 5.43 | 4.77 | 4.84 | 4.84 | -6.56% | 18,831 |
| Jan 29, 2026 | 5.41 | 5.58 | 5.18 | 5.18 | 5.18 | -3.54% | 21,201 |
| Jan 28, 2026 | 5.76 | 5.77 | 5.23 | 5.37 | 5.37 | -8.91% | 111,751 |
| Jan 27, 2026 | 5.89 | 5.97 | 5.67 | 5.90 | 5.90 | 0.08% | 13,857 |
| Jan 26, 2026 | 5.88 | 5.95 | 5.74 | 5.89 | 5.89 | -1.01% | 16,919 |
| Jan 23, 2026 | 5.78 | 5.99 | 5.67 | 5.95 | 5.95 | 4.39% | 22,830 |
| Jan 22, 2026 | 5.59 | 5.91 | 5.40 | 5.70 | 5.70 | -2.56% | 32,192 |
| Jan 21, 2026 | 5.53 | 5.85 | 5.20 | 5.85 | 5.85 | 4.84% | 168,291 |
| Jan 20, 2026 | 5.65 | 6.04 | 5.43 | 5.58 | 5.58 | -2.45% | 133,022 |
| Jan 16, 2026 | 5.68 | 5.94 | 5.66 | 5.72 | 5.72 | -1.72% | 90,128 |
| Jan 15, 2026 | 5.96 | 6.05 | 5.80 | 5.82 | 5.82 | -1.85% | 66,321 |
| Jan 14, 2026 | 6.01 | 6.15 | 5.91 | 5.93 | 5.93 | -1.50% | 52,259 |
| Jan 13, 2026 | 6.63 | 6.63 | 5.85 | 6.02 | 6.02 | -1.15% | 85,347 |
| Jan 12, 2026 | 6.56 | 6.56 | 5.85 | 6.09 | 6.09 | -6.74% | 136,147 |
| Jan 9, 2026 | 6.55 | 6.75 | 6.25 | 6.53 | 6.53 | -0.46% | 57,512 |
| Jan 8, 2026 | 6.38 | 6.65 | 6.23 | 6.56 | 6.56 | 0.92% | 24,541 |
| Jan 7, 2026 | 6.25 | 6.60 | 6.16 | 6.50 | 6.50 | 5.18% | 44,278 |
| Jan 6, 2026 | 6.11 | 6.39 | 6.11 | 6.18 | 6.18 | 0.16% | 11,961 |
| Jan 5, 2026 | 6.51 | 6.57 | 6.17 | 6.17 | 6.17 | -5.08% | 22,896 |
| Jan 2, 2026 | 6.57 | 6.60 | 6.48 | 6.50 | 6.50 | - | 24,652 |
| Dec 31, 2025 | 6.64 | 6.75 | 6.46 | 6.50 | 6.50 | -1.52% | 49,164 |
| Dec 30, 2025 | 6.38 | 6.91 | 6.25 | 6.60 | 6.60 | 3.53% | 95,088 |
| Dec 29, 2025 | 6.23 | 6.41 | 6.09 | 6.38 | 6.38 | 1.76% | 82,335 |
| Dec 26, 2025 | 6.27 | 6.39 | 5.94 | 6.27 | 6.27 | 0.24% | 56,959 |
| Dec 24, 2025 | 6.02 | 6.30 | 5.61 | 6.25 | 6.25 | 4.69% | 55,748 |
| Dec 23, 2025 | 6.15 | 6.16 | 5.97 | 5.97 | 5.97 | -1.16% | 126,118 |
| Dec 22, 2025 | 5.65 | 6.20 | 5.60 | 6.04 | 6.04 | 8.63% | 140,976 |
| Dec 19, 2025 | 5.05 | 6.09 | 5.05 | 5.56 | 5.56 | 10.10% | 197,823 |
| Dec 18, 2025 | 5.47 | 5.59 | 5.00 | 5.05 | 5.05 | -5.61% | 236,884 |
| Dec 17, 2025 | 5.47 | 6.02 | 5.35 | 5.35 | 5.35 | -1.56% | 63,090 |
| Dec 16, 2025 | 5.00 | 5.82 | 5.00 | 5.44 | 5.44 | 8.48% | 120,564 |
| Dec 15, 2025 | 5.27 | 5.49 | 4.99 | 5.01 | 5.01 | -5.65% | 102,564 |
| Dec 12, 2025 | 5.90 | 5.91 | 5.30 | 5.31 | 5.31 | -8.92% | 110,631 |
| Dec 11, 2025 | 6.00 | 6.04 | 5.67 | 5.83 | 5.83 | -2.83% | 125,191 |
| Dec 10, 2025 | 5.97 | 6.16 | 5.87 | 6.00 | 6.00 | 0.17% | 11,772 |
| Dec 9, 2025 | 6.00 | 6.23 | 5.87 | 5.99 | 5.99 | -0.33% | 66,547 |
| Dec 8, 2025 | 6.55 | 6.74 | 6.00 | 6.01 | 6.01 | -7.96% | 77,339 |
| Dec 5, 2025 | 6.43 | 6.63 | 6.37 | 6.53 | 6.53 | 2.51% | 85,515 |
| Dec 4, 2025 | 5.81 | 6.49 | 5.81 | 6.37 | 6.37 | 9.64% | 122,113 |
| Dec 3, 2025 | 5.72 | 6.19 | 5.71 | 5.81 | 5.81 | 1.57% | 201,861 |