2421 建準本益比(PER)
| 年度/月份 | 本益比(倍) | 月收盤價 |
|---|
| 2026/05 | 25.00 | 149.50 |
| 2026/04 | 24.25 | 145.00 |
| 2026/03 | 20.57 | 123.00 |
| 2026/02 | 25.50 | 152.50 |
| 2026/01 | 23.91 | 143.00 |
| 2025/12 | 26.84 | 160.50 |
| 2025/11 | 27.84 | 166.50 |
| 2025/10 | 25.25 | 151.00 |
| 2025/09 | 21.15 | 126.50 |
| 2025/08 | 22.83 | 136.50 |
| 2025/07 | 18.92 | 113.50 |
| 2025/06 | 16.75 | 100.50 |
| 2025/05 | 17.33 | 104.00 |
| 2025/04 | 15.77 | 86.10 |
| 2025/03 | 16.06 | 87.70 |
| 2025/02 | 17.22 | 94.00 |
| 2025/01 | 20.77 | 97.60 |
| 2024/12 | 20.77 | 97.60 |
| 2024/11 | 21.23 | 99.80 |
| 2024/10 | 19.65 | 96.50 |
| 2024/09 | 18.82 | 92.40 |
| 2024/08 | 19.59 | 96.20 |
| 2024/07 | 18.15 | 95.10 |
| 2024/06 | 21.95 | 115.00 |
| 2024/05 | 22.52 | 118.00 |
| 2024/04 | 21.80 | 112.50 |
| 2024/03 | 25.39 | 131.00 |
| 2024/02 | 24.61 | 127.00 |
| 2024/01 | 21.45 | 116.50 |
| 2023/12 | 19.80 | 107.50 |
| 2023/11 | 18.12 | 98.40 |
| 2023/10 | 16.23 | 87.00 |
| 2023/09 | 21.74 | 116.50 |
| 2023/08 | 25.37 | 136.00 |
| 2023/07 | 27.27 | 132.00 |
| 2023/06 | 19.21 | 93.00 |
| 2023/05 | 17.93 | 86.80 |
| 2023/04 | 12.12 | 52.60 |
| 2023/03 | 12.07 | 52.40 |
| 2023/02 | 10.00 | 43.40 |
| 2023/01 | 10.85 | 42.55 |
| 2022/12 | 10.89 | 42.70 |
| 2022/11 | 11.99 | 47.00 |
| 2022/10 | 14.11 | 40.20 |
| 2022/09 | 12.65 | 36.05 |
| 2022/08 | 14.75 | 42.05 |
| 2022/07 | 19.87 | 38.75 |
| 2022/06 | 17.08 | 33.30 |
| 2022/05 | 19.69 | 38.40 |
| 2022/04 | 22.51 | 38.50 |
| 2022/03 | 25.18 | 43.05 |
| 2022/02 | 26.40 | 45.15 |
| 2022/01 | 26.11 | 42.30 |
| 2021/12 | 27.41 | 44.40 |
| 2021/11 | 25.74 | 41.70 |
| 2021/10 | 17.50 | 38.50 |
| 2021/09 | 17.43 | 38.35 |
| 2021/08 | 17.70 | 38.95 |
| 2021/07 | 12.97 | 43.70 |
| 2021/06 | 13.41 | 45.20 |
| 2021/05 | 12.89 | 43.45 |
| 2021/04 | 15.60 | 52.90 |
| 2021/03 | 15.60 | 52.90 |
| 2021/02 | 16.52 | 56.00 |
| 2021/01 | - | 52.30 |