| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 3Q26 | 3,493 | +3.1% |
| 2Q26 | 3,343 | -4.4% |
| 1Q26 | 3,230 | -9.3% |
| 4Q25 | 3,284 | -10.8% |
| 3Q25 | 3,390 | -9.4% |
| 2Q25 | 3,498 | -8.3% |
| 1Q25 | 3,562 | -1.5% |
| 4Q24 | 3,681 | +8.8% |
| 3Q24 | 3,741 | +33.4% |
| 2Q24 | 3,817 | +49.9% |
| 1Q24 | 3,616 | +55.2% |
| 4Q23 | 3,383 | +27.9% |
| 3Q23 | 2,803 | -5.2% |
| 2Q23 | 2,546 | -26.8% |
| 1Q23 | 2,329 | -33.1% |
| 4Q22 | 2,646 | -24.2% |
| 3Q22 | 2,958 | -10.4% |
| 2Q22 | 3,481 | +3.8% |
| 1Q22 | 3,481 | +15.0% |
| 4Q21 | 3,490 | +37.9% |
| 3Q21 | 3,301 | +28.8% |
| 2Q21 | 3,355 | +49.0% |
| 1Q21 | 3,028 | +41.0% |
| 4Q20 | 2,530 | +28.6% |
| 3Q20 | 2,564 | +24.7% |
| 2Q20 | 2,251 | +7.5% |
| 1Q20 | 2,147 | +14.5% |
| 4Q19 | 1,966 | +24.1% |
| 3Q19 | 2,055 | +30.6% |
| 2Q19 | 2,094 | - |
| 1Q19 | 1,875 | - |
| 4Q18 | 1,584 | +53.4% |
| 3Q18 | 1,573 | - |
| 4Q17 | 1,033 | +12.4% |
| 4Q16 | 919 | +17.1% |
| 4Q15 | 785 | - |