| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2Q26 | 919 | -8.3% |
| 1Q26 | 1,007 | -2.2% |
| 4Q25 | 998 | -1.9% |
| 3Q25 | 1,007 | +5.7% |
| 2Q25 | 1,003 | +4.7% |
| 1Q25 | 1,029 | +7.7% |
| 4Q24 | 1,017 | +12.7% |
| 3Q24 | 952 | +8.8% |
| 2Q24 | 958 | +11.2% |
| 1Q24 | 956 | +8.2% |
| 4Q23 | 902 | +2.6% |
| 3Q23 | 875 | - |
| 2Q23 | 862 | - |
| 1Q23 | 884 | - |
| 4Q22 | 879 | +136.7% |
| 4Q21 | 371 | +170.5% |
| 4Q20 | 137 | -21.7% |
| 4Q19 | 175 | +53.3% |
| 4Q18 | 114 | -4.5% |
| 4Q17 | 119 | +34.1% |
| 4Q16 | 89 | -28.3% |
| 4Q15 | 124 | - |