If you invested ¥1000 in CASTECH Inc. (002222.SZ) 10 years ago, it would be worth ¥4,407.23 as of August 22, 2026, based on a reinvested dividends scenario. Over the same period, a ¥1000 investment made 5 years ago would be worth ¥4,139.01, while ¥1000 invested 1 year ago would be worth ¥1,455.18. This corresponds to total returns of 340.72%, 313.9%, 45.52%, respectively, with annualized returns of 15.98%, 32.86%, 45.52%.
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 |
|---|---|---|---|---|---|---|
| August 21, 2026 | 63.52 | 64.61 | 64.61 | 66.6 | 62 | 21.9M |
| August 20, 2026 | 62.99 | 63.59 | 63.59 | 64.63 | 61.88 | 22.95M |
| August 19, 2026 | 66.5 | 61.98 | 61.98 | 66.5 | 61.98 | 39.33M |
| August 18, 2026 | 67.65 | 68.87 | 68.87 | 69.17 | 66.06 | 31.28M |
| August 17, 2026 | 66 | 67.65 | 67.65 | 67.77 | 64.61 | 26.29M |
| August 14, 2026 | 64.38 | 64.96 | 64.96 | 65.54 | 63.5 | 21.1M |
| August 13, 2026 | 66.5 | 63.69 | 63.69 | 66.8 | 63.6 | 30.15M |
| August 12, 2026 | 63.06 | 65.5 | 65.5 | 66.6 | 62.66 | 35.14M |
| August 11, 2026 | 60.11 | 63.13 | 63.13 | 64.95 | 59.71 | 33.57M |
| August 10, 2026 | 62.36 | 61.14 | 61.14 | 63.26 | 59.47 | 29.21M |
| August 07, 2026 | 60.2 | 62.07 | 62.07 | 62.22 | 59.08 | 33.37M |
| August 06, 2026 | 58.21 | 59.55 | 59.55 | 60.68 | 57.07 | 38.42M |
| August 05, 2026 | 52 | 58.21 | 58.21 | 58.21 | 51.88 | 40.09M |
| August 04, 2026 | 49.98 | 52.92 | 52.92 | 53.46 | 49.2 | 33.78M |
| August 03, 2026 | 48.28 | 49.02 | 49.02 | 49.8 | 47.6 | 26.81M |
| July 31, 2026 | 49.83 | 49.03 | 49.03 | 51.9 | 49.01 | 45.07M |
| July 30, 2026 | 49.94 | 47.3 | 47.3 | 51.48 | 47.3 | 45.88M |
| July 29, 2026 | 56.53 | 52.56 | 52.56 | 56.53 | 52.56 | 40.76M |
| July 28, 2026 | 63.02 | 58.4 | 58.4 | 63.02 | 57.9 | 69.61M |
| July 27, 2026 | 55.98 | 57.29 | 57.29 | 57.89 | 54.89 | 18.93M |
| July 24, 2026 | 56.78 | 55.99 | 55.99 | 57.87 | 55.61 | 15.76M |
| July 23, 2026 | 58 | 57.3 | 57.3 | 59.65 | 56.74 | 19.93M |
| July 22, 2026 | 58.86 | 57.52 | 57.52 | 61.11 | 57.04 | 27.79M |
| July 21, 2026 | 56.55 | 59.58 | 59.58 | 59.86 | 49.65 | 40.15M |
| July 20, 2026 | 62.23 | 55.15 | 55.15 | 62.86 | 54.05 | 31.84M |
| July 17, 2026 | 66.12 | 60.05 | 60.05 | 66.48 | 59.34 | 28.93M |
| July 16, 2026 | 68.58 | 65.93 | 65.93 | 70.29 | 65.31 | 22.92M |
| July 15, 2026 | 73.68 | 69.81 | 69.81 | 74.35 | 69.21 | 19.66M |
| July 14, 2026 | 72 | 73.12 | 73.12 | 73.73 | 68.77 | 27.79M |
| July 13, 2026 | 77 | 71.09 | 71.09 | 77.65 | 70.8 | 25.18M |
| July 10, 2026 | 81.57 | 77.45 | 77.45 | 84.5 | 77.44 | 27.98M |
| July 09, 2026 | 77.92 | 81.37 | 81.37 | 81.77 | 74.02 | 30.2M |
| July 08, 2026 | 77.25 | 76.4 | 76.4 | 79.3 | 73.9 | 23.51M |
| July 07, 2026 | 80 | 76.66 | 76.66 | 80.31 | 75.01 | 27.48M |
| July 06, 2026 | 84.5 | 80.51 | 80.51 | 84.59 | 78.1 | 22.02M |
| July 03, 2026 | 84.28 | 82.3 | 82.3 | 85.86 | 82.18 | 21.11M |
| July 02, 2026 | 84.8 | 85.15 | 85.15 | 88.76 | 82.85 | 22.24M |
| July 01, 2026 | 92 | 87.19 | 87.19 | 92.16 | 86.38 | 28.05M |
| June 30, 2026 | 85.4 | 92.28 | 92.28 | 93 | 83.77 | 35.45M |
| June 29, 2026 | 88.83 | 84.7 | 84.7 | 92.2 | 82.82 | 31.95M |
| June 26, 2026 | 96.15 | 90.18 | 90.18 | 96.19 | 90.12 | 34.02M |
| June 25, 2026 | 96 | 98.31 | 98.31 | 99.5 | 93 | 38.32M |
| June 24, 2026 | 90.96 | 95.02 | 95.02 | 96.25 | 90.71 | 30.07M |
| June 23, 2026 | 100 | 93 | 93 | 100 | 91.37 | 45.04M |
| June 22, 2026 | 103.36 | 101.52 | 101.52 | 108.15 | 99.62 | 44.31M |
| June 18, 2026 | 102.44 | 103 | 103 | 103.58 | 100.88 | 36.49M |
| June 17, 2026 | 97.87 | 104.47 | 104.47 | 104.73 | 97.45 | 44.44M |
| June 16, 2026 | 96.29 | 100.1 | 100.1 | 101.72 | 95.03 | 42.26M |
| June 15, 2026 | 91 | 96.29 | 96.29 | 96.47 | 90.08 | 35.21M |
| June 12, 2026 | 93.98 | 90.38 | 90.38 | 93.99 | 89.28 | 25.81M |
| June 11, 2026 | 87.88 | 90.72 | 90.72 | 92.83 | 87.88 | 28.78M |
| June 10, 2026 | 89.35 | 88.03 | 88.03 | 90.06 | 86.78 | 20.43M |
| June 09, 2026 | 88.2 | 90.92 | 90.92 | 91.2 | 87.23 | 26.47M |
| June 08, 2026 | 88.08 | 86.5 | 86.5 | 90.86 | 85.98 | 32.44M |
| June 05, 2026 | 96.3 | 94.4 | 94.4 | 100 | 93.79 | 29.5M |
| June 04, 2026 | 95.81 | 97.2 | 97.2 | 98.66 | 95.51 | 29.51M |
| June 03, 2026 | 95.52 | 99 | 99 | 103.02 | 95.52 | 46.12M |
| June 02, 2026 | 92.98 | 93.65 | 93.65 | 95.05 | 89.26 | 30.82M |
| June 01, 2026 | 99.51 | 91.34 | 91.34 | 100.36 | 91 | 39.75M |
| May 29, 2026 | 110 | 100.56 | 100.56 | 110.65 | 99.8 | 41.99M |