| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2Q26 | 917 | -5.3% |
| 1Q26 | 887 | -5.3% |
| 4Q25 | 1,031 | +26.5% |
| 3Q25 | 1,086 | +28.1% |
| 2Q25 | 968 | +28.8% |
| 1Q25 | 936 | +30.4% |
| 4Q24 | 815 | +8.4% |
| 3Q24 | 848 | +1.4% |
| 2Q24 | 752 | -8.2% |
| 1Q24 | 718 | -7.9% |
| 4Q23 | 752 | +1.5% |
| 3Q23 | 836 | +8.6% |
| 2Q23 | 819 | -6.7% |
| 1Q23 | 780 | -16.1% |
| 4Q22 | 741 | -42.6% |
| 3Q22 | 770 | - |
| 2Q22 | 877 | - |
| 1Q22 | 929 | - |
| 4Q21 | 1,291 | +5.7% |
| 4Q20 | 1,221 | +3.2% |
| 4Q19 | 1,183 | +5.7% |
| 4Q18 | 1,119 | +80.2% |
| 4Q17 | 621 | +30.7% |
| 4Q16 | 475 | -18.2% |
| 4Q15 | 581 | - |