Allergy Therapeutics plc (AGY.L) LSE
Currency In GBp
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- Historical Data
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AGY.L Historical Return
If you invested 1000 GBp in Allergy Therapeutics plc (AGY.L) 10 years ago, it would be worth 1.86 GBp as of October 23, 2026, based on a reinvested dividends scenario. Over the same period, a 1000 GBp investment made 5 years ago would be worth 1.23 GBp, while 1000 GBp invested 1 year ago would be worth 548.78 GBp. This corresponds to total returns of -99.81%, -99.88%, -45.12%, respectively, with annualized returns of -46.67%, -73.83%, -45.12%.
Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.
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AGY.L Historical Data
Date Range:
| Date | Open | Close | Adj Close | High | Low | Volume |
|---|---|---|---|---|---|---|
| October 22, 2026 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 0 |
| October 21, 2026 | 4.5 | 4.5 | 4.5 | 4.63 | 4.5 | 4,142 |
| October 20, 2026 | 4.5 | 4.5 | 4.5 | 4.65 | 4.47 | 415,229 |
| October 19, 2026 | 4.5 | 4.5 | 4.5 | 5 | 4 | 150,249 |
| October 16, 2026 | 4.75 | 4.5 | 4.5 | 5 | 4.5 | 239,828 |
| October 15, 2026 | 4.75 | 4.75 | 4.75 | 4.75 | 4.62 | 47,791 |
| October 14, 2026 | 4.75 | 4.75 | 4.75 | 5 | 4.5 | 50,261 |
| October 13, 2026 | 4.75 | 4.75 | 4.75 | 5 | 4.5 | 551,147 |
| October 12, 2026 | 4.75 | 4.75 | 4.75 | 4.75 | 4.58 | 6,507 |
| October 09, 2026 | 4.51 | 4.75 | 4.75 | 5 | 4.51 | 6,539 |
| October 08, 2026 | 4.75 | 4.5 | 4.5 | 5 | 4.5 | 153 |
| October 07, 2026 | 4.75 | 4.75 | 4.75 | 4.8 | 4.5 | 19,479 |
| October 06, 2026 | 4.75 | 4.8 | 4.8 | 5 | 4.5 | 15,626 |
| October 05, 2026 | 4.75 | 4.75 | 4.75 | 5 | 4.6 | 22,734 |
| October 02, 2026 | 4.75 | 4.75 | 4.75 | 5 | 4.5 | 35,056 |
| October 01, 2026 | 4.75 | 4.76 | 4.76 | 5 | 4.5 | 31,261 |
| September 30, 2026 | 4.5 | 4.75 | 4.75 | 4.75 | 4.5 | 1,800 |
| September 29, 2026 | 4.75 | 4.75 | 4.75 | 4.84 | 4.75 | 100,002 |
| September 28, 2026 | 4.75 | 4.75 | 4.75 | 5 | 4.5 | 135,612 |
| September 25, 2026 | 4.75 | 4.75 | 4.75 | 5 | 4.75 | 1,122 |
| September 24, 2026 | 4.75 | 4.75 | 4.75 | 5 | 4.5 | 79,457 |
| September 23, 2026 | 4.75 | 4.75 | 4.75 | 4.98 | 4.75 | 17,427 |
| September 22, 2026 | 4.75 | 4.75 | 4.75 | 5 | 4.67 | 311,335 |
| September 21, 2026 | 5 | 4.75 | 4.75 | 5 | 4.61 | 111,160 |
| September 18, 2026 | 4.75 | 5.2 | 5.2 | 5.2 | 4.75 | 2,159 |
| September 17, 2026 | 4.75 | 5.2 | 5.2 | 5.2 | 4.75 | 121,999 |
| September 16, 2026 | 5 | 5.2 | 5.2 | 5.22 | 4.59 | 8,953 |
| September 15, 2026 | 4.75 | 4.75 | 4.75 | 5 | 4.52 | 5,321 |
| September 11, 2026 | 5 | 4.75 | 4.75 | 5 | 4.75 | 6,784 |
| September 10, 2026 | 5 | 4.75 | 4.75 | 5.5 | 4.5 | 480,508 |
| September 09, 2026 | 4.75 | 5 | 5 | 5.5 | 4.5 | 216,864 |
| September 08, 2026 | 5 | 4.75 | 4.75 | 5.5 | 4.51 | 563,444 |
| September 07, 2026 | 5.25 | 5 | 5 | 5.5 | 5 | 438,314 |
| September 04, 2026 | 5.25 | 5.25 | 5.25 | 5.42 | 5.21 | 5,789 |
| September 03, 2026 | 5.25 | 5.25 | 5.25 | 5.5 | 5 | 8.92M |
| September 02, 2026 | 5.6 | 5.42 | 5.42 | 6 | 5 | 45,843 |
| September 01, 2026 | 5.6 | 5.6 | 5.6 | 5.6 | 5.22 | 14,676 |
| August 28, 2026 | 5.6 | 5.7 | 5.7 | 5.7 | 5.2 | 289,651 |
| August 27, 2026 | 5.6 | 5.7 | 5.7 | 6 | 5.2 | 621,226 |
| August 26, 2026 | 5.6 | 5.6 | 5.6 | 5.75 | 5.5 | 140,852 |
| August 25, 2026 | 5.6 | 5.6 | 5.6 | 5.75 | 5.5 | 81,941 |
| August 24, 2026 | 6 | 5.6 | 5.6 | 6 | 5.5 | 37,515 |
| August 21, 2026 | 5.25 | 5.1 | 5.1 | 6 | 5.1 | 293,733 |
| August 20, 2026 | 5.25 | 5.25 | 5.25 | 5.39 | 5.25 | 220,000 |
| August 19, 2026 | 5.25 | 5.25 | 5.25 | 5.5 | 5.25 | 6,565 |
| August 18, 2026 | 5.25 | 5.25 | 5.25 | 5.39 | 5.25 | 29,451 |
| August 17, 2026 | 5.25 | 5.25 | 5.25 | 5.5 | 5.25 | 24,074 |
| August 14, 2026 | 5.25 | 5.25 | 5.25 | 5.5 | 5.25 | 195,702 |
| August 13, 2026 | 5.25 | 5.25 | 5.25 | 5.43 | 5.19 | 9M |
| August 12, 2026 | 5.25 | 5.24 | 5.24 | 5.5 | 5.11 | 395,832 |
| August 11, 2026 | 5.5 | 5.25 | 5.25 | 5.69 | 5 | 725,315 |
| August 10, 2026 | 5.5 | 5.5 | 5.5 | 6 | 5 | 448,145 |
| August 07, 2026 | 5.25 | 5.5 | 5.5 | 6 | 5.25 | 121,751 |
| August 06, 2026 | 5.1 | 5.25 | 5.25 | 5.5 | 5 | 1.08M |
| August 05, 2026 | 5.25 | 5 | 5 | 5.5 | 5 | 132,799 |
| August 04, 2026 | 5.5 | 5.25 | 5.25 | 6.26 | 5 | 41,948 |
| August 03, 2026 | 6 | 5.7 | 5.7 | 6 | 5 | 55,734 |
| July 31, 2026 | 5.5 | 5.98 | 5.98 | 5.98 | 5.5 | 31,940 |
| July 30, 2026 | 5.76 | 5.44 | 5.44 | 5.76 | 5 | 765,443 |
| July 29, 2026 | 5.67 | 5.9 | 5.9 | 6 | 5 | 595,176 |
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