ブラックボードの株価時系列・推移
- 52週高値
- 70.71（2025/10/29）
- 52週安値
- 25.58（2026/6/22）
からを
| 日付 | 始値 | 高値 | 安値 | 終値 | 出来高 | 調整後終値 |
|---|---|---|---|---|---|---|
| 2026/8/17 | 44.57 | 45.02 | 43.14 | 43.39 | 547,983 | 43.39 |
| 2026/8/14 | 46.75 | 46.75 | 45.16 | 45.25 | 401,862 | 45.25 |
| 2026/8/13 | 44.42 | 46.44 | 43.97 | 46.21 | 464,693 | 46.21 |
| 2026/8/12 | 44.70 | 45.22 | 43.55 | 44.67 | 484,887 | 44.67 |
| 2026/8/11 | 45.20 | 46.71 | 44.84 | 45.45 | 405,238 | 45.45 |
| 2026/8/10 | 45.03 | 46.91 | 44.10 | 45.96 | 721,235 | 45.96 |
| 2026/8/7 | 46.31 | 47.77 | 45.48 | 45.87 | 486,544 | 45.87 |
| 2026/8/6 | 45.69 | 46.61 | 44.60 | 46.36 | 650,061 | 46.36 |
| 2026/8/5 | 45.57 | 46.19 | 45.04 | 45.89 | 673,194 | 45.89 |
| 2026/8/4 | 42.63 | 45.65 | 42.63 | 45.50 | 594,380 | 45.50 |
| 2026/8/3 | 44.24 | 46.04 | 43.92 | 44.37 | 785,488 | 44.37 |
| 2026/7/31 | 39.27 | 43.13 | 38.74 | 42.80 | 919,978 | 42.80 |
| 2026/7/30 | 42.11 | 42.76 | 39.20 | 40.08 | 1,113,584 | 40.08 |
| 2026/7/29 | 36.97 | 44.34 | 36.61 | 42.18 | 1,783,666 | 42.18 |
| 2026/7/28 | 35.00 | 36.53 | 34.87 | 35.93 | 1,216,986 | 35.93 |
| 2026/7/27 | 33.03 | 35.59 | 33.03 | 34.55 | 786,674 | 34.55 |
| 2026/7/24 | 31.75 | 33.25 | 31.28 | 32.71 | 630,626 | 32.71 |
| 2026/7/23 | 30.97 | 32.17 | 30.87 | 31.25 | 678,286 | 31.25 |
| 2026/7/22 | 31.58 | 31.70 | 30.19 | 30.92 | 664,815 | 30.92 |
| 2026/7/21 | 31.47 | 32.77 | 31.09 | 31.53 | 525,140 | 31.53 |
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