経常費用、減損損失 - みずほ証券（連結）、資本準備金
- 【期間】
| 年度 | 経常費用 | 減損損失 - みずほ証券（連結） | 資本準備金 |
|---|
| 2007/03 | - | | - | | 0.39兆 | |
| 2008/03 | 4.13兆 | | - | | 0.39兆 | ±0% |
| 2009/03 | 3.91兆 | -5.3% | - | | 0.39兆 | ±0% |
| 2010/03 | 2.49兆 | -36.3% | - | | 0.65兆 | +68.7% |
| 2011/03 | 2.13兆 | -14.5% | - | | 1.03兆 | +57.8% |
| 2012/03 | 2.07兆 | -2.9% | - | | 1.19兆 | +16.5% |
| 2013/03 | 2.16兆 | +4.6% | - | | 1.19兆 | ±0% |
| 2014/03 | 1.94兆 | -10.3% | 149百万 | | 1.19兆 | ±0% |
| 2015/03 | 2.17兆 | +11.8% | 859百万 | +476.5% | 1.2兆 | +0% |
| 2016/03 | 2.22兆 | +2.2% | 843百万 | -1.9% | 1.2兆 | +0% |
| 2017/03 | 2.56兆 | +15.2% | - | | 1.2兆 | +0% |
| 2018/03 | 2.78兆 | +8.7% | - | | 1.2兆 | +0% |
| 2019/03 | 3.31兆 | +19.2% | - | | 1.2兆 | +0% |
| 2020/03 | 3.35兆 | +1.1% | - | | 1.2兆 | ±0% |
| 2021/03 | 2.68兆 | -19.9% | - | | 1.2兆 | ±0% |
| 2022/03 | 3.4兆 | +26.9% | - | | 1.2兆 | ±0% |
| 2023/03 | 4.99兆 | +46.6% | - | | 1.2兆 | ±0% |
| 2024/03 | 7.83兆 | +56.9% | - | | - | |
