If you invested 1000 CHF in BB Biotech AG (BION.SW) 10 years ago, it would be worth 1,299.09 CHF as of August 23, 2026, based on a reinvested dividends scenario. Over the same period, a 1000 CHF investment made 5 years ago would be worth 698.31 CHF, while 1000 CHF invested 1 year ago would be worth 1,812.58 CHF. This corresponds to total returns of 29.91%, -30.17%, 81.26%, respectively, with annualized returns of 2.65%, -6.93%, 81.26%.
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 |
|---|---|---|---|---|---|---|
| August 21, 2026 | 54.9 | 55.9 | 55.9 | 55.9 | 54.6 | 54,814 |
| August 20, 2026 | 55.9 | 55.1 | 55.1 | 55.9 | 54.5 | 92,180 |
| August 19, 2026 | 54.7 | 55.5 | 55.5 | 55.8 | 54.6 | 106,612 |
| August 18, 2026 | 54.3 | 54.5 | 54.5 | 54.6 | 54.2 | 42,198 |
| August 17, 2026 | 53.1 | 54.5 | 54.5 | 54.5 | 53 | 98,227 |
| August 14, 2026 | 53.5 | 53.1 | 53.1 | 53.6 | 52.4 | 88,253 |
| August 13, 2026 | 53.9 | 53.7 | 53.7 | 53.9 | 53.4 | 65,153 |
| August 12, 2026 | 53.4 | 53.9 | 53.9 | 53.9 | 52.9 | 56,985 |
| August 11, 2026 | 53.3 | 53.5 | 53.5 | 53.5 | 52.8 | 72,394 |
| August 10, 2026 | 52 | 53.2 | 53.2 | 53.2 | 51.9 | 74,308 |
| August 07, 2026 | 51.7 | 52.1 | 52.1 | 52.6 | 51.5 | 186,609 |
| August 06, 2026 | 51.2 | 51.5 | 51.5 | 52.2 | 51 | 80,096 |
| August 05, 2026 | 51.2 | 50.8 | 50.8 | 51.8 | 50.8 | 65,520 |
| August 04, 2026 | 51 | 50.9 | 50.9 | 51.3 | 50.5 | 53,766 |
| August 03, 2026 | 51.8 | 50.9 | 50.9 | 51.9 | 50.2 | 93,431 |
| July 31, 2026 | 52.7 | 51.1 | 51.1 | 53.3 | 51.1 | 181,091 |
| July 30, 2026 | 51.7 | 52 | 52 | 52.2 | 51.4 | 189,582 |
| July 29, 2026 | 51.7 | 52.4 | 52.4 | 52.6 | 51.5 | 78,220 |
| July 28, 2026 | 51.6 | 51.6 | 51.6 | 52.2 | 51.2 | 70,216 |
| July 27, 2026 | 51.3 | 52.1 | 52.1 | 52.1 | 50.7 | 116,892 |
| July 23, 2026 | 49.65 | 49.9 | 49.9 | 50.3 | 49.05 | 78,466 |
| July 22, 2026 | 50.2 | 49.7 | 49.7 | 50.2 | 49.7 | 57,006 |
| July 21, 2026 | 50.1 | 50.2 | 50.2 | 50.2 | 49.4 | 64,521 |
| July 20, 2026 | 49.5 | 50.4 | 50.4 | 50.6 | 49.4 | 126,044 |
| July 17, 2026 | 49.2 | 49.55 | 49.55 | 49.75 | 48.7 | 46,501 |
| July 16, 2026 | 50.1 | 49.6 | 49.6 | 50.2 | 49.35 | 84,323 |
| July 15, 2026 | 50.4 | 49.8 | 49.8 | 50.6 | 49.7 | 54,089 |
| July 14, 2026 | 50.9 | 50.1 | 50.1 | 50.9 | 49.7 | 43,844 |
| July 13, 2026 | 50.8 | 50.4 | 50.4 | 50.8 | 49.7 | 46,664 |
| July 10, 2026 | 51.4 | 50.6 | 50.6 | 51.7 | 50.3 | 52,984 |
| July 09, 2026 | 51 | 51.5 | 51.5 | 51.8 | 50.8 | 62,316 |
| July 08, 2026 | 51.5 | 50.6 | 50.6 | 52 | 50.6 | 68,341 |
| July 07, 2026 | 50.3 | 51.9 | 51.9 | 51.9 | 50.3 | 129,581 |
| July 06, 2026 | 50.9 | 50 | 50 | 50.9 | 49.3 | 77,884 |
| July 03, 2026 | 50 | 50.8 | 50.8 | 51 | 49.9 | 79,957 |
| July 02, 2026 | 48.8 | 49.75 | 49.75 | 49.9 | 48.6 | 91,509 |
| July 01, 2026 | 48.8 | 49.1 | 49.1 | 49.45 | 48.4 | 74,354 |
| June 30, 2026 | 48.25 | 48.75 | 48.75 | 48.8 | 48.1 | 74,928 |
| June 29, 2026 | 47.65 | 47.9 | 47.9 | 48.1 | 47.55 | 75,682 |
| June 26, 2026 | 47.5 | 47.6 | 47.6 | 48.1 | 46.8 | 76,096 |
| June 25, 2026 | 46.5 | 47.8 | 47.8 | 47.9 | 46.25 | 93,157 |
| June 24, 2026 | 46.6 | 46.8 | 46.8 | 47.2 | 45.8 | 81,359 |
| June 23, 2026 | 45.35 | 46.3 | 46.3 | 46.5 | 45.35 | 139,900 |
| June 22, 2026 | 45.6 | 45.6 | 45.6 | 46 | 45.35 | 88,148 |
| June 19, 2026 | 44.2 | 45.55 | 45.55 | 45.55 | 44.2 | 205,978 |
| June 18, 2026 | 44.05 | 44.2 | 44.2 | 44.4 | 43.75 | 77,925 |
| June 17, 2026 | 42.8 | 43.9 | 43.9 | 43.9 | 42.4 | 92,251 |
| June 16, 2026 | 43.7 | 42.6 | 42.6 | 43.7 | 42.6 | 39,730 |
| June 15, 2026 | 44.15 | 43.6 | 43.6 | 44.15 | 43.3 | 47,031 |
| June 12, 2026 | 43.2 | 43.5 | 43.5 | 43.95 | 43 | 59,340 |
| June 11, 2026 | 41.9 | 42.8 | 42.8 | 42.8 | 41.75 | 55,766 |
| June 10, 2026 | 41.8 | 42.05 | 42.05 | 42.55 | 41.3 | 91,325 |
| June 09, 2026 | 41.6 | 41.4 | 41.4 | 42.3 | 41.1 | 71,149 |
| June 08, 2026 | 41.6 | 41.7 | 41.7 | 42.1 | 41.05 | 70,774 |
| June 05, 2026 | 42.2 | 42.2 | 42.2 | 42.3 | 41.85 | 42,640 |
| June 04, 2026 | 42.2 | 42.4 | 42.4 | 42.45 | 41.45 | 60,049 |
| June 03, 2026 | 42 | 41.95 | 41.95 | 42.1 | 41.45 | 56,924 |
| June 02, 2026 | 43.2 | 42.15 | 42.15 | 43.2 | 42 | 76,945 |
| June 01, 2026 | 44 | 43.1 | 43.1 | 44.5 | 42.95 | 68,444 |
| May 29, 2026 | 44.2 | 43.65 | 43.65 | 44.5 | 43.6 | 69,896 |