| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 4Q26 | 1,017 | +22.7% |
| 3Q26 | 1,114 | +27.3% |
| 2Q26 | 884 | +76.6% |
| 1Q26 | 764 | +55.0% |
| 4Q25 | 829 | +53.9% |
| 3Q25 | 875 | +34.1% |
| 2Q25 | 500 | -24.2% |
| 1Q25 | 493 | -19.4% |
| 4Q24 | 539 | -9.9% |
| 3Q24 | 653 | - |
| 2Q24 | 660 | - |
| 1Q24 | 612 | - |
| 4Q23 | 598 | +33.2% |
| 4Q22 | 449 | +43.0% |
| 4Q21 | 314 | +4.3% |
| 4Q20 | 301 | -5.7% |
| 4Q19 | 319 | +21.6% |
| 4Q18 | 262 | +11.0% |
| 4Q17 | 236 | +26.9% |
| 4Q16 | 186 | +19.1% |
| 4Q15 | 156 | +538.1% |
| 4Q14 | 24 | - |