Aligos Therapeutics Stock Price History
NASDAQ: ALGSHealth CareBiotechnology: Biological Products (No Diagnostic Substances)USD
5.29-0.0192 (-0.36%)
Market open · Delayed 15 min · as of Oct 9, 2:42 PM ET
ALGS price history at a glance
The price history for Aligos Therapeutics (ALGS) on this page begins on October 12, 2020, when the stock closed at $371.25; it most recently closed at $5.31 on October 5, 2026. The highest price in this record is $937.75, reached on January 18, 2021; the latest close is 99.4% below that peak. Across the 5 complete calendar years in the table, ALGS finished higher in 1 and lower in 4. Its best year was 2024 (+161.6%) and its worst was 2022 (-92.0%).
Over roughly 6 years the share price changed -98.6%, a -50.9% compound annual price return (excluding dividends). In the last 12 months alone, ALGS has lost 46.5%. Prices are split-adjusted closing prices; daily open, high, low, close and volume for the past year are listed below.
Summary generated from market data by MetaCap's automated system. Methodology
Key price levels
- High since 2020
- $937.75
- Date of high
- Jan 18, 2021
- Low since 2020
- $3.76
- Date of low
- Apr 7, 2025
- 52-week high
- $13.69
- 52-week low
- $3.98
- IPO year
- 2020
- Last close
- $5.31
ALGS returns
1 week
-3.45%
1 month
-7.81%
3 months
-21.57%
6 months
-33.12%
Year to date
-43.03%
1 year
-46.53%
3 years
-71.30%
5 years
-98.66%
ALGS price return, excluding dividends.
ALGS annual returns
| Year | Year-end close | Return |
|---|---|---|
| 2026 | 5.31 | -41.84% |
| 2025 | 9.13 | -78.97% |
| 2024 | 43.42 | +161.57% |
| 2023 | 16.60 | -30.33% |
| 2022 | 23.83 | -91.97% |
| 2021 | 296.75 | -57.07% |
| 2020* | 691.25 | +86.20% |
* Partial year: the record begins after the start of 2020; return measured from the first available close.
2026 return is year to date.
ALGS daily prices (past year)
| Date | Open | High | Low | Close | Change |
|---|---|---|---|---|---|
| 5.25 | 5.49 | 5.08 | 5.31 | -0.19% | |
| 5.33 | 5.53 | 5.23 | 5.32 | -1.12% | |
| 5.46 | 5.53 | 5.31 | 5.38 | -0.37% | |
| 5.57 | 5.65 | 5.35 | 5.40 | -2.53% | |
| 5.58 | 5.72 | 5.37 | 5.54 | +0.73% | |
| 5.69 | 5.74 | 5.37 | 5.50 | -2.31% | |
| 5.65 | 5.80 | 5.54 | 5.63 | +0.18% | |
| 5.53 | 5.68 | 5.40 | 5.62 | +1.44% | |
| 5.38 | 5.54 | 5.18 | 5.54 | +0.54% | |
| 5.70 | 5.77 | 5.47 | 5.51 | -0.72% | |
| 5.55 | 5.70 | 5.27 | 5.55 | -0.18% | |
| 5.72 | 5.94 | 5.45 | 5.56 | -2.11% | |
| 5.57 | 6.30 | 5.22 | 5.68 | +3.46% | |
| 5.31 | 5.88 | 5.21 | 5.49 | +4.77% | |
| 5.15 | 5.25 | 5.02 | 5.24 | +1.35% | |
| 5.10 | 5.29 | 5.10 | 5.17 | +2.38% | |
| 5.01 | 5.13 | 4.93 | 5.05 | +1.20% | |
| 5.04 | 5.45 | 4.82 | 4.99 | -0.99% | |
| 5.17 | 5.27 | 5.02 | 5.04 | -3.45% | |
| 5.39 | 5.50 | 5.14 | 5.22 | -2.06% | |
| 5.38 | 5.48 | 5.21 | 5.33 | -3.09% | |
| 5.79 | 6.02 | 5.41 | 5.50 | -4.51% | |
| 6.21 | 6.34 | 5.62 | 5.76 | -7.25% | |
| 6.16 | 6.21 | 6.02 | 6.21 | -0.16% | |
| 6.22 | 6.48 | 6.07 | 6.22 | +0.16% | |
| 6.15 | 6.64 | 6.01 | 6.21 | +1.97% | |
| 5.76 | 6.22 | 5.61 | 6.09 | +3.92% | |
| 6.83 | 6.83 | 5.86 | 5.86 | -15.20% | |
| 7.03 | 7.10 | 6.64 | 6.91 | -2.26% | |
| 7.44 | 7.50 | 6.82 | 7.07 | -5.86% | |
| 7.37 | 7.72 | 7.04 | 7.51 | +0.54% | |
| 6.93 | 7.54 | 6.71 | 7.47 | +7.79% | |
| 6.61 | 7.00 | 6.40 | 6.93 | +3.90% | |
| 6.48 | 6.80 | 6.40 | 6.67 | +3.57% | |
| 6.77 | 7.01 | 6.35 | 6.44 | -6.53% | |
| 6.74 | 7.09 | 6.67 | 6.89 | +1.92% | |
| 6.50 | 6.84 | 6.48 | 6.76 | +2.81% | |
| 6.90 | 7.00 | 6.51 | 6.58 | -4.57% | |
| 6.77 | 6.97 | 6.58 | 6.89 | +1.77% | |
| 6.95 | 7.04 | 6.66 | 6.77 | -3.29% | |
| 7.38 | 7.55 | 6.75 | 7.00 | -3.85% | |
| 7.58 | 7.82 | 7.15 | 7.28 | -4.84% | |
| 5.74 | 7.71 | 5.73 | 7.65 | +36.85% | |
| 5.50 | 6.15 | 5.25 | 5.59 | +1.45% | |
| 4.18 | 5.60 | 4.18 | 5.51 | +16.24% | |
| 4.74 | 4.87 | 4.67 | 4.74 | -0.21% | |
| 4.68 | 4.81 | 4.61 | 4.75 | +3.26% | |
| 4.29 | 4.81 | 4.21 | 4.60 | +8.75% | |
| 4.46 | 4.46 | 4.15 | 4.23 | -2.08% | |
| 4.30 | 4.49 | 4.13 | 4.32 | +1.65% | |
| 4.20 | 4.41 | 4.14 | 4.25 | 0.00% | |
| 4.22 | 4.37 | 3.98 | 4.25 | +4.17% | |
| 4.09 | 4.27 | 3.98 | 4.08 | 0.00% | |
| 4.80 | 4.81 | 4.00 | 4.08 | -13.01% | |
| 5.05 | 5.20 | 4.60 | 4.69 | -8.93% | |
| 5.36 | 5.50 | 5.08 | 5.15 | -5.33% | |
| 5.21 | 5.80 | 5.21 | 5.44 | +3.03% | |
| 5.72 | 5.72 | 5.19 | 5.28 | -8.01% | |
| 5.70 | 5.85 | 5.60 | 5.74 | -0.17% | |
| 5.77 | 6.12 | 5.61 | 5.75 | -0.35% | |
| 6.01 | 6.05 | 5.76 | 5.77 | -5.49% | |
| 6.33 | 6.45 | 5.97 | 6.11 | -4.01% | |
| 6.54 | 6.58 | 6.16 | 6.36 | -3.93% | |
| 6.84 | 6.85 | 6.34 | 6.62 | -2.22% | |
| 6.68 | 7.08 | 6.52 | 6.77 | +0.59% | |
| 5.92 | 6.93 | 5.88 | 6.73 | +10.51% | |
| 5.91 | 6.30 | 5.50 | 6.09 | +4.10% | |
| 5.65 | 6.06 | 5.44 | 5.85 | +4.65% | |
| 5.53 | 5.70 | 5.35 | 5.59 | +2.57% | |
| 5.72 | 5.85 | 5.43 | 5.45 | -5.55% | |
| 5.38 | 5.85 | 5.32 | 5.77 | +6.26% | |
| 5.53 | 5.69 | 5.34 | 5.43 | -2.51% | |
| 5.34 | 5.74 | 5.30 | 5.57 | +1.27% | |
| 5.63 | 5.79 | 5.48 | 5.50 | -1.35% | |
| 5.54 | 5.76 | 5.35 | 5.58 | -1.33% | |
| 5.61 | 5.94 | 5.48 | 5.65 | -0.70% | |
| 5.30 | 5.69 | 5.26 | 5.69 | +7.77% | |
| 5.25 | 5.44 | 5.16 | 5.28 | -1.31% | |
| 5.07 | 5.73 | 5.07 | 5.35 | +7.21% | |
| 5.08 | 5.12 | 4.98 | 4.99 | -2.35% | |
| 5.30 | 5.40 | 5.09 | 5.11 | -3.22% | |
| 5.20 | 5.55 | 5.20 | 5.28 | 0.00% | |
| 5.16 | 5.43 | 4.91 | 5.28 | +2.33% | |
| 5.12 | 5.31 | 5.07 | 5.16 | +0.39% | |
| 5.05 | 5.29 | 4.99 | 5.14 | +3.63% | |
| 5.01 | 5.05 | 4.91 | 4.96 | +1.02% | |
| 5.30 | 5.34 | 4.80 | 4.91 | -8.05% | |
| 5.31 | 5.50 | 5.18 | 5.34 | +3.89% | |
| 5.22 | 5.33 | 5.06 | 5.14 | -2.10% | |
| 5.36 | 5.55 | 5.01 | 5.25 | -1.87% | |
| 5.70 | 5.85 | 5.30 | 5.35 | -6.14% | |
| 5.94 | 5.94 | 5.51 | 5.70 | -1.55% | |
| 5.75 | 5.95 | 5.48 | 5.79 | +3.39% | |
| 5.74 | 5.75 | 5.46 | 5.60 | -2.44% | |
| 5.84 | 5.90 | 5.61 | 5.74 | -0.35% | |
| 5.80 | 6.11 | 5.71 | 5.76 | +0.88% | |
| 5.59 | 5.83 | 5.52 | 5.71 | +1.96% | |
| 5.28 | 5.65 | 5.16 | 5.60 | +8.11% | |
| 5.34 | 5.38 | 5.16 | 5.18 | -3.36% | |
| 5.81 | 5.88 | 5.29 | 5.36 | -6.13% | |
| 6.49 | 6.66 | 5.68 | 5.71 | -14.65% | |
| 6.64 | 6.82 | 6.34 | 6.69 | +0.30% | |
| 6.47 | 6.88 | 6.38 | 6.67 | +3.09% | |
| 6.20 | 6.55 | 6.12 | 6.47 | +4.19% | |
| 6.39 | 6.58 | 6.15 | 6.21 | -3.57% | |
| 6.11 | 6.57 | 5.86 | 6.44 | +6.80% | |
| 6.38 | 6.51 | 5.96 | 6.03 | -5.34% | |
| 6.31 | 6.64 | 6.24 | 6.37 | +0.31% | |
| 6.53 | 6.76 | 6.28 | 6.35 | -1.40% | |
| 6.10 | 6.60 | 6.06 | 6.44 | +5.75% | |
| 6.01 | 6.27 | 5.91 | 6.09 | +1.67% | |
| 6.00 | 6.23 | 5.96 | 5.99 | +0.34% | |
| 6.40 | 6.40 | 5.91 | 5.97 | -5.09% | |
| 6.49 | 6.58 | 6.22 | 6.29 | -2.18% | |
| 6.37 | 6.74 | 6.37 | 6.43 | +0.47% | |
| 6.24 | 6.59 | 6.00 | 6.40 | +4.40% | |
| 6.50 | 6.53 | 5.97 | 6.13 | -5.84% | |
| 6.55 | 6.85 | 6.31 | 6.51 | -0.76% | |
| 6.50 | 6.91 | 6.21 | 6.56 | +0.77% | |
| 6.68 | 6.81 | 6.45 | 6.51 | -2.54% | |
| 7.32 | 7.40 | 6.52 | 6.68 | -12.79% | |
| 8.08 | 8.66 | 7.33 | 7.66 | +3.23% | |
| 7.54 | 8.20 | 7.18 | 7.42 | -15.10% | |
| 8.72 | 8.97 | 8.42 | 8.74 | +1.16% | |
| 7.92 | 8.79 | 7.92 | 8.64 | +8.07% | |
| 7.98 | 8.39 | 7.70 | 8.00 | +0.69% | |
| 7.80 | 8.06 | 7.77 | 7.94 | -0.63% | |
| 8.25 | 8.58 | 7.78 | 7.99 | +1.14% | |
| 8.14 | 8.56 | 7.61 | 7.90 | -2.35% | |
| 7.94 | 8.64 | 7.90 | 8.09 | +1.51% | |
| 7.47 | 8.00 | 7.33 | 7.97 | +2.97% | |
| 7.59 | 7.99 | 7.55 | 7.74 | +4.17% | |
| 6.73 | 7.57 | 6.73 | 7.43 | +13.26% | |
| 6.70 | 6.93 | 6.41 | 6.56 | -1.50% | |
| 7.05 | 7.06 | 6.56 | 6.66 | -5.40% | |
| 7.06 | 7.36 | 6.83 | 7.04 | +1.15% | |
| 6.94 | 7.38 | 6.77 | 6.96 | +2.50% | |
| 7.10 | 7.10 | 6.61 | 6.79 | -1.16% | |
| 6.82 | 7.15 | 6.80 | 6.87 | +0.88% | |
| 7.36 | 7.55 | 6.81 | 6.81 | -7.22% | |
| 7.00 | 7.44 | 6.95 | 7.34 | +5.61% | |
| 7.36 | 7.41 | 6.95 | 6.95 | -4.79% | |
| 7.66 | 7.75 | 7.29 | 7.30 | -5.44% | |
| 7.66 | 8.11 | 7.58 | 7.72 | +1.98% | |
| 7.56 | 7.90 | 7.50 | 7.57 | +2.16% | |
| 7.61 | 7.62 | 7.20 | 7.41 | -2.11% | |
| 7.29 | 8.00 | 7.29 | 7.57 | +6.62% | |
| 6.92 | 7.36 | 6.92 | 7.10 | +1.07% | |
| 6.94 | 7.30 | 6.56 | 7.03 | +0.64% | |
| 6.40 | 7.37 | 6.37 | 6.98 | +4.80% | |
| 6.80 | 7.01 | 6.38 | 6.66 | -2.92% | |
| 6.75 | 7.17 | 6.73 | 6.86 | +0.15% | |
| 6.75 | 6.92 | 6.50 | 6.85 | -1.65% | |
| 6.88 | 7.08 | 6.31 | 6.97 | -0.92% | |
| 7.36 | 7.38 | 6.95 | 7.03 | -6.27% | |
| 6.99 | 7.50 | 6.91 | 7.50 | +8.07% | |
| 7.06 | 7.10 | 6.73 | 6.94 | -2.12% | |
| 7.00 | 7.25 | 6.85 | 7.09 | +2.16% | |
| 6.85 | 7.19 | 6.58 | 6.94 | +2.06% | |
| 7.12 | 7.13 | 6.77 | 6.80 | -4.49% | |
| 6.73 | 7.19 | 6.59 | 7.12 | +4.71% | |
| 6.59 | 7.07 | 6.59 | 6.80 | +1.80% | |
| 6.97 | 6.97 | 6.23 | 6.68 | -3.33% | |
| 7.01 | 7.71 | 6.91 | 6.91 | -1.14% | |
| 7.60 | 7.60 | 6.99 | 6.99 | -6.30% | |
| 7.20 | 7.76 | 6.98 | 7.46 | +3.90% | |
| 7.24 | 7.73 | 7.17 | 7.18 | -0.69% | |
| 7.29 | 7.39 | 7.07 | 7.23 | -1.23% | |
| 6.70 | 7.47 | 6.70 | 7.32 | +12.79% | |
| 7.02 | 7.17 | 6.49 | 6.49 | -8.20% | |
| 7.50 | 8.00 | 6.81 | 7.07 | -5.98% | |
| 7.94 | 8.31 | 7.23 | 7.52 | -5.41% | |
| 7.98 | 8.39 | 7.76 | 7.95 | -1.49% | |
| 7.89 | 8.15 | 7.70 | 8.07 | -0.55% | |
| 8.13 | 8.17 | 7.70 | 8.12 | +0.68% | |
| 8.69 | 8.95 | 8.06 | 8.06 | -6.17% | |
| 8.40 | 8.66 | 7.97 | 8.59 | +2.38% | |
| 8.04 | 8.49 | 7.92 | 8.39 | +3.33% | |
| 8.87 | 8.99 | 8.02 | 8.12 | -4.92% | |
| 7.94 | 8.81 | 7.94 | 8.54 | +6.75% | |
| 8.13 | 8.99 | 7.77 | 8.00 | -0.12% | |
| 7.69 | 8.29 | 7.61 | 8.01 | +0.88% | |
| 8.29 | 8.64 | 7.94 | 7.94 | -3.87% | |
| 9.02 | 9.39 | 8.20 | 8.26 | -8.73% | |
| 9.23 | 9.34 | 8.80 | 9.05 | -2.06% | |
| 8.59 | 9.43 | 8.52 | 9.24 | +6.08% | |
| 9.00 | 9.07 | 8.39 | 8.71 | -3.22% | |
| 10.41 | 10.45 | 9.00 | 9.00 | -12.88% | |
| 9.65 | 10.49 | 9.61 | 10.33 | +7.05% | |
| 8.91 | 9.65 | 8.91 | 9.65 | +10.16% | |
| 8.35 | 8.90 | 8.35 | 8.76 | +4.16% | |
| 9.14 | 10.00 | 8.25 | 8.41 | -7.89% | |
| 9.32 | 9.67 | 9.13 | 9.13 | -2.04% | |
| 9.01 | 9.60 | 9.00 | 9.32 | +2.19% | |
| 9.57 | 9.91 | 9.12 | 9.12 | -5.49% | |
| 9.99 | 10.01 | 9.33 | 9.65 | -4.55% | |
| 10.50 | 10.50 | 9.85 | 10.11 | -3.90% | |
| 9.95 | 10.69 | 9.81 | 10.52 | +5.73% | |
| 10.64 | 11.03 | 9.90 | 9.95 | -7.44% | |
| 10.64 | 11.50 | 10.10 | 10.75 | +0.66% | |
| 10.32 | 11.05 | 10.32 | 10.68 | +2.99% | |
| 10.75 | 11.00 | 10.19 | 10.37 | -2.45% | |
| 11.69 | 11.91 | 10.45 | 10.63 | -7.32% | |
| 11.92 | 12.10 | 11.04 | 11.47 | -4.42% | |
| 13.43 | 13.69 | 11.45 | 12.00 | -9.74% | |
| 11.61 | 13.68 | 11.44 | 13.30 | +15.51% | |
| 11.30 | 11.63 | 11.20 | 11.51 | +1.59% | |
| 11.08 | 11.50 | 10.65 | 11.33 | +2.26% | |
| 10.73 | 11.17 | 10.49 | 11.08 | +2.78% | |
| 10.17 | 10.84 | 10.08 | 10.78 | +7.91% | |
| 10.12 | 10.26 | 9.84 | 9.99 | -0.99% | |
| 9.89 | 10.45 | 9.80 | 10.09 | +2.23% | |
| 9.20 | 10.00 | 9.14 | 9.87 | +7.17% | |
| 9.35 | 9.48 | 9.10 | 9.21 | -0.97% | |
| 9.37 | 9.92 | 9.18 | 9.30 | -2.92% | |
| 9.95 | 9.95 | 9.50 | 9.58 | -2.84% | |
| 9.47 | 9.98 | 9.47 | 9.86 | +2.07% | |
| 9.52 | 9.98 | 9.39 | 9.66 | +1.52% | |
| 9.21 | 9.58 | 8.69 | 9.52 | +3.31% | |
| 8.37 | 9.22 | 8.09 | 9.21 | +11.50% | |
| 8.43 | 8.63 | 8.07 | 8.26 | +0.36% | |
| 8.00 | 8.59 | 8.00 | 8.23 | +3.91% | |
| 6.95 | 8.19 | 6.94 | 7.92 | +12.82% | |
| 6.65 | 7.31 | 6.64 | 7.02 | +5.41% | |
| 5.88 | 6.73 | 5.81 | 6.66 | +9.72% | |
| 6.31 | 6.62 | 5.93 | 6.07 | -5.96% | |
| 6.73 | 7.00 | 6.35 | 6.46 | -3.37% | |
| 6.76 | 6.90 | 6.54 | 6.68 | -2.98% | |
| 7.21 | 7.31 | 6.68 | 6.89 | -2.62% | |
| 6.22 | 7.17 | 6.20 | 7.07 | -0.42% | |
| 6.88 | 7.30 | 6.10 | 7.10 | -3.14% | |
| 7.23 | 7.49 | 7.06 | 7.33 | +1.66% | |
| 7.38 | 7.72 | 7.10 | 7.21 | -4.25% | |
| 8.28 | 8.47 | 7.45 | 7.53 | -8.73% | |
| 8.18 | 8.76 | 8.07 | 8.25 | +0.61% | |
| 8.60 | 8.72 | 8.14 | 8.20 | -4.76% | |
| 9.28 | 9.38 | 8.52 | 8.61 | -7.62% | |
| 9.84 | 10.06 | 9.12 | 9.32 | -4.61% | |
| 9.79 | 10.06 | 9.52 | 9.77 | +0.88% | |
| 9.60 | 10.10 | 9.47 | 9.69 | +2.05% | |
| 9.95 | 10.30 | 9.25 | 9.49 | -3.56% | |
| 10.28 | 10.35 | 9.60 | 9.84 | -6.20% | |
| 10.52 | 10.89 | 10.18 | 10.49 | +0.43% | |
| 10.20 | 10.69 | 10.03 | 10.45 | +4.55% | |
| 10.53 | 10.80 | 9.66 | 9.99 | -4.95% | |
| 10.38 | 11.22 | 10.18 | 10.51 | +1.25% | |
| 9.61 | 10.44 | 9.45 | 10.38 | +7.45% | |
| 9.18 | 9.66 | 9.02 | 9.66 | +2.01% | |
| 9.44 | 9.78 | 9.08 | 9.47 | +0.42% | |
| 10.27 | 10.31 | 9.28 | 9.43 | -7.64% | |
| 9.90 | 10.36 | 9.79 | 10.21 | +2.82% | |
| 9.97 | 10.05 | 9.61 | 9.93 | — |
Prices are adjusted for stock splits. See adjusted closing price for how dividends and splits affect history, and the ALGS chart for longer ranges.