| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 1Q26 | 19,317 | +4.7% |
| 4Q25 | 19,052 | +5.1% |
| 3Q25 | 19,602 | +4.1% |
| 2Q25 | 19,056 | -9.3% |
| 1Q25 | 18,444 | -8.6% |
| 4Q24 | 18,130 | -8.7% |
| 3Q24 | 18,825 | -3.7% |
| 2Q24 | 21,007 | +24.5% |
| 1Q24 | 20,175 | +21.9% |
| 4Q23 | 19,847 | +21.6% |
| 3Q23 | 19,557 | +28.5% |
| 2Q23 | 16,868 | +10.6% |
| 1Q23 | 16,547 | +9.9% |
| 4Q22 | 16,317 | +3.9% |
| 3Q22 | 15,214 | -3.4% |
| 2Q22 | 15,251 | -5.1% |
| 1Q22 | 15,054 | -7.3% |
| 4Q21 | 15,712 | -1.1% |
| 3Q21 | 15,754 | +2.0% |
| 2Q21 | 16,073 | +8.0% |
| 1Q21 | 16,240 | +5.3% |
| 4Q20 | 15,880 | +10.3% |
| 3Q20 | 15,450 | +28.5% |
| 2Q20 | 14,878 | +20.2% |
| 1Q20 | 15,425 | +31.9% |
| 4Q19 | 14,398 | +11.0% |
| 3Q19 | 12,026 | +0.6% |
| 2Q19 | 12,377 | +42.8% |
| 1Q19 | 11,694 | +29.6% |
| 4Q18 | 12,975 | +58.4% |
| 3Q18 | 11,954 | - |
| 2Q18 | 8,667 | - |
| 1Q18 | 9,026 | - |
| 4Q17 | 8,193 | +25.5% |
| 4Q16 | 6,526 | +2.7% |
| 4Q15 | 6,355 | -9.1% |
| 4Q14 | 6,990 | - |