| （単位：十億円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 3Q26 | 2,816 | +44.9% |
| 2Q26 | 2,639 | +43.5% |
| 1Q26 | 2,508 | +41.5% |
| 4Q25 | 2,099 | +19.6% |
| 3Q25 | 1,943 | +16.5% |
| 2Q25 | 1,839 | +12.5% |
| 1Q25 | 1,772 | +12.2% |
| 4Q24 | 1,756 | +14.8% |
| 3Q24 | 1,668 | +24.9% |
| 2Q24 | 1,636 | +28.1% |
| 1Q24 | 1,580 | +26.3% |
| 4Q23 | 1,529 | +23.7% |
| 3Q23 | 1,336 | +11.5% |
| 2Q23 | 1,277 | +10.6% |
| 1Q23 | 1,250 | +5.5% |
| 4Q22 | 1,236 | +9.4% |
| 3Q22 | 1,198 | +21.2% |
| 2Q22 | 1,155 | +20.5% |
| 1Q22 | 1,185 | +31.1% |
| 4Q21 | 1,130 | +24.8% |
| 3Q21 | 989 | +12.3% |
| 2Q21 | 958 | +15.9% |
| 1Q21 | 904 | +13.8% |
| 4Q20 | 906 | +26.4% |
| 3Q20 | 881 | - |
| 2Q20 | 827 | - |
| 1Q20 | 795 | - |
| 4Q19 | 717 | +73.0% |
| 4Q18 | 414 | +28.8% |
| 4Q17 | 321 | - |