| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2Q26 | 7,527 | +63.3% |
| 1Q26 | 6,587 | +89.5% |
| 4Q25 | 6,206 | +95.2% |
| 3Q25 | 5,269 | +98.8% |
| 2Q25 | 4,608 | +73.8% |
| 1Q25 | 3,476 | +46.5% |
| 4Q24 | 3,180 | +48.6% |
| 3Q24 | 2,651 | +78.2% |
| 2Q24 | 2,651 | +21.5% |
| 1Q24 | 2,373 | +4.2% |
| 4Q23 | 2,140 | -8.1% |
| 3Q23 | 1,488 | - |
| 2Q23 | 2,182 | - |
| 1Q23 | 2,278 | - |
| 4Q22 | 2,329 | +4294.3% |
| 4Q21 | 53 | +29.3% |
| 4Q20 | 41 | -46.8% |
| 4Q19 | 77 | -18.6% |
| 4Q18 | 94 | -31.6% |
| 4Q17 | 138 | +45.5% |
| 4Q16 | 95 | -44.7% |
| 4Q15 | 171 | - |