| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 3Q26 | 48,185 | +51.0% |
| 2Q26 | 43,681 | +38.3% |
| 1Q26 | 31,592 | +7.3% |
| 4Q25 | 28,048 | -0.7% |
| 3Q25 | 31,914 | +21.5% |
| 2Q25 | 31,584 | +18.9% |
| 1Q25 | 29,453 | +11.3% |
| 4Q24 | 28,250 | +12.9% |
| 3Q24 | 26,266 | +4.8% |
| 2Q24 | 26,567 | +13.5% |
| 1Q24 | 26,463 | +16.6% |
| 4Q23 | 25,020 | +19.4% |
| 3Q23 | 25,055 | +20.1% |
| 2Q23 | 23,403 | +1.7% |
| 1Q23 | 22,698 | +1.9% |
| 4Q22 | 20,960 | -3.4% |
| 3Q22 | 20,857 | +1.3% |
| 2Q22 | 23,020 | +19.0% |
| 1Q22 | 22,274 | +11.2% |
| 4Q21 | 21,697 | +16.0% |
| 3Q21 | 20,588 | -13.8% |
| 2Q21 | 19,339 | -13.5% |
| 1Q21 | 20,039 | -8.1% |
| 4Q20 | 18,698 | -16.7% |
| 3Q20 | 23,875 | +18.8% |
| 2Q20 | 22,360 | +1.5% |
| 1Q20 | 21,809 | -1.3% |
| 4Q19 | 22,442 | +2.9% |
| 3Q19 | 20,097 | -15.6% |
| 2Q19 | 22,021 | -1.3% |
| 1Q19 | 22,105 | -0.9% |
| 4Q18 | 21,807 | +6.2% |
| 3Q18 | 23,818 | +11.0% |
| 2Q18 | 22,315 | +14.0% |
| 1Q18 | 22,314 | +14.0% |
| 4Q17 | 20,537 | -1.0% |
| 3Q17 | 21,456 | -3.1% |
| 2Q17 | 19,571 | -5.0% |
| 1Q17 | 19,573 | - |
| 4Q16 | 20,734 | +1.3% |
| 3Q16 | 22,152 | - |
| 2Q16 | 20,593 | - |
| 4Q15 | 20,463 | - |