If you invested €1000 in BRAIN Biotech AG (BNN.DE) 10 years ago, it would be worth €348.86 as of July 13, 2026, based on a reinvested dividends scenario. Over the same period, a €1000 investment made 5 years ago would be worth €313.98, while €1000 invested 1 year ago would be worth €1,505.15. This corresponds to total returns of -65.11%, -68.6%, 50.52%, respectively, with annualized returns of -9.99%, -20.67%, 50.52%.
Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.
Date Range:
| Date | Open | Close | Adj Close | High | Low | Volume |
|---|---|---|---|---|---|---|
| July 13, 2026 | 2.73 | 2.92 | 2.92 | 2.92 | 2.73 | 10,050 |
| July 10, 2026 | 2.88 | 2.82 | 2.82 | 2.89 | 2.81 | 12,587 |
| July 09, 2026 | 2.9 | 2.91 | 2.91 | 2.91 | 2.9 | 4 |
| July 08, 2026 | 2.85 | 2.81 | 2.81 | 2.92 | 2.6 | 1,095 |
| July 07, 2026 | 2.9 | 2.84 | 2.84 | 2.9 | 2.67 | 1,116 |
| July 06, 2026 | 2.75 | 2.71 | 2.71 | 2.89 | 2.6 | 23,029 |
| July 03, 2026 | 2.93 | 2.92 | 2.92 | 2.93 | 2.92 | 19 |
| July 02, 2026 | 3.02 | 2.9 | 2.9 | 3.02 | 2.82 | 1,707 |
| July 01, 2026 | 2.96 | 2.86 | 2.86 | 3.04 | 2.83 | 3,843 |
| June 30, 2026 | 2.87 | 2.95 | 2.95 | 2.95 | 2.87 | 2,714 |
| June 29, 2026 | 2.76 | 2.8 | 2.8 | 2.86 | 2.76 | 3,321 |
| June 26, 2026 | 2.78 | 2.78 | 2.78 | 2.78 | 2.78 | 3,000 |
| June 25, 2026 | 2.87 | 2.82 | 2.82 | 2.87 | 2.82 | 1,000 |
| June 24, 2026 | 2.83 | 2.83 | 2.83 | 2.83 | 2.77 | 6,355 |
| June 23, 2026 | 2.82 | 2.83 | 2.83 | 2.83 | 2.8 | 301 |
| June 22, 2026 | 2.95 | 2.84 | 2.84 | 2.95 | 2.83 | 838 |
| June 19, 2026 | 2.98 | 2.9 | 2.9 | 2.98 | 2.9 | 608 |
| June 18, 2026 | 2.9 | 2.9 | 2.9 | 2.9 | 2.9 | 1,501 |
| June 17, 2026 | 2.84 | 2.95 | 2.95 | 2.95 | 2.84 | 1,679 |
| June 16, 2026 | 2.88 | 2.86 | 2.86 | 2.88 | 2.86 | 350 |
| June 15, 2026 | 2.9 | 2.84 | 2.84 | 2.95 | 2.83 | 11,354 |
| June 12, 2026 | 2.9 | 2.89 | 2.89 | 2.9 | 2.8 | 262 |
| June 11, 2026 | 2.92 | 2.71 | 2.71 | 2.92 | 2.71 | 5,460 |
| June 10, 2026 | 2.73 | 2.73 | 2.73 | 2.73 | 2.73 | 1,658 |
| June 09, 2026 | 2.84 | 2.75 | 2.75 | 2.87 | 2.75 | 1,658 |
| June 08, 2026 | 3.08 | 2.87 | 2.87 | 3.08 | 2.87 | 2,291 |
| June 05, 2026 | 2.9 | 2.87 | 2.87 | 3.04 | 2.84 | 1,828 |
| June 04, 2026 | 2.9 | 2.93 | 2.93 | 2.93 | 2.9 | 1,542 |
| June 03, 2026 | 2.9 | 2.98 | 2.98 | 2.98 | 2.9 | 4,811 |
| June 02, 2026 | 2.9 | 3 | 3 | 3 | 2.9 | 954 |
| June 01, 2026 | 3.13 | 3.01 | 3.01 | 3.13 | 3.01 | 462 |
| May 29, 2026 | 3.04 | 2.93 | 2.93 | 3.06 | 2.91 | 3,155 |
| May 28, 2026 | 2.91 | 2.97 | 2.97 | 2.97 | 2.91 | 5,339 |
| May 27, 2026 | 3.11 | 2.91 | 2.91 | 3.11 | 2.91 | 5,339 |
| May 26, 2026 | 2.93 | 2.91 | 2.91 | 3.07 | 2.91 | 3,982 |
| May 25, 2026 | 3.04 | 3.02 | 3.02 | 3.05 | 3.02 | 610 |
| May 22, 2026 | 3.24 | 2.96 | 2.96 | 3.24 | 2.92 | 7,962 |
| May 21, 2026 | 3.06 | 3.24 | 3.24 | 3.3 | 3.05 | 27,284 |
| May 20, 2026 | 2.95 | 3.01 | 3.01 | 3.06 | 2.83 | 19,736 |
| May 19, 2026 | 3.06 | 3.02 | 3.02 | 3.06 | 2.98 | 11,745 |
| May 18, 2026 | 3.23 | 3.07 | 3.07 | 3.23 | 3.05 | 12,433 |
| May 15, 2026 | 3.46 | 3.24 | 3.24 | 3.46 | 3.16 | 4,607 |
| May 14, 2026 | 3.27 | 3.22 | 3.22 | 3.28 | 3.19 | 11,204 |
| May 13, 2026 | 3.29 | 3.3 | 3.3 | 3.39 | 3.29 | 5,907 |
| May 12, 2026 | 3.35 | 3.34 | 3.34 | 3.59 | 3.16 | 20,221 |
| May 11, 2026 | 3.18 | 3.31 | 3.31 | 3.37 | 3.18 | 14,132 |
| May 08, 2026 | 3.15 | 3.17 | 3.17 | 3.25 | 3.15 | 2,717 |
| May 07, 2026 | 3.31 | 3.25 | 3.25 | 3.31 | 3.17 | 2,512 |
| May 06, 2026 | 2.97 | 3.17 | 3.17 | 3.32 | 2.97 | 14,430 |
| May 05, 2026 | 2.98 | 2.94 | 2.94 | 3.1 | 2.89 | 13,370 |
| May 04, 2026 | 2.77 | 2.91 | 2.91 | 2.91 | 2.7 | 32,541 |
| April 30, 2026 | 2.75 | 2.76 | 2.76 | 2.77 | 2.64 | 15,262 |
| April 29, 2026 | 2.61 | 2.76 | 2.76 | 2.76 | 2.61 | 21,780 |
| April 28, 2026 | 2.43 | 2.67 | 2.67 | 2.69 | 2.43 | 9,302 |
| April 27, 2026 | 2.4 | 2.51 | 2.51 | 2.55 | 2.4 | 1,468 |
| April 24, 2026 | 2.59 | 2.51 | 2.51 | 2.59 | 2.4 | 5,424 |
| April 23, 2026 | 2.59 | 2.47 | 2.47 | 2.59 | 2.36 | 41 |
| April 22, 2026 | 2.37 | 2.56 | 2.56 | 2.62 | 2.37 | 454 |
| April 21, 2026 | 2.46 | 2.49 | 2.49 | 2.49 | 2.42 | 1,842 |
| April 20, 2026 | 2.65 | 2.54 | 2.54 | 2.65 | 2.39 | 753 |