| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 3Q26 | 4,967 | +117.7% |
| 2Q26 | 4,395 | +92.7% |
| 1Q26 | 3,229 | +20.7% |
| 4Q25 | 2,303 | +0.1% |
| 3Q25 | 2,282 | +29.2% |
| 2Q25 | 2,280 | +47.0% |
| 1Q25 | 2,676 | - |
| 4Q24 | 2,300 | +113.0% |
| 3Q24 | 1,766 | - |
| 2Q24 | 1,551 | - |
| 4Q23 | 1,079 | +13.6% |
| 4Q22 | 950 | -1.2% |
| 4Q21 | 962 | +33.6% |
| 4Q20 | 720 | -23.8% |
| 4Q19 | 945 | -17.7% |
| 4Q18 | 1,149 | +20.6% |
| 4Q17 | 953 | +15.9% |
| 4Q16 | 822 | -26.5% |
| 4Q15 | 1,119 | - |