| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 4Q26 | 1,446 | +0.8% |
| 3Q26 | 1,494 | -21.1% |
| 2Q26 | 1,865 | +16.6% |
| 1Q26 | 1,436 | -44.4% |
| 4Q25 | 1,434 | -44.5% |
| 2Q25 | 1,893 | - |
| 1Q25 | 1,599 | - |
| 4Q24 | 2,582 | +76.4% |
| 4Q23 | 1,464 | +25.7% |
| 4Q22 | 1,165 | +465.5% |
| 4Q21 | 206 | +130.9% |
| 4Q20 | 89 | +579.5% |
| 4Q19 | 13 | -74.1% |
| 4Q18 | 50 | +6.7% |
| 4Q17 | 47 | 0.0% |
| 4Q16 | 47 | 0.0% |
| 4Q15 | 47 | +1920.4% |
| 4Q14 | 2 | - |