| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 1Q26 | 20,375 | +3.4% |
| 4Q25 | 19,479 | -3.9% |
| 3Q25 | 19,499 | +7.4% |
| 2Q25 | 19,503 | +17.3% |
| 1Q25 | 19,701 | +27.0% |
| 4Q24 | 20,264 | +33.8% |
| 3Q24 | 18,149 | +54.2% |
| 2Q24 | 16,624 | +44.8% |
| 1Q24 | 15,512 | +39.4% |
| 4Q23 | 15,140 | +36.2% |
| 3Q23 | 11,773 | +8.3% |
| 2Q23 | 11,481 | +5.7% |
| 1Q23 | 11,127 | +4.0% |
| 4Q22 | 11,120 | +9.7% |
| 3Q22 | 10,873 | +8.3% |
| 2Q22 | 10,859 | +13.7% |
| 1Q22 | 10,695 | +17.8% |
| 4Q21 | 10,134 | +12.8% |
| 3Q21 | 10,037 | +19.5% |
| 2Q21 | 9,552 | -5.9% |
| 1Q21 | 9,077 | -3.2% |
| 4Q20 | 8,983 | -1.8% |
| 3Q20 | 8,398 | -5.8% |
| 2Q20 | 10,150 | +21.8% |
| 1Q20 | 9,373 | +6.7% |
| 4Q19 | 9,152 | +6.2% |
| 3Q19 | 8,913 | +3.1% |
| 2Q19 | 8,333 | -8.9% |
| 1Q19 | 8,781 | +1.6% |
| 4Q18 | 8,617 | +1.4% |
| 3Q18 | 8,643 | +9.7% |
| 2Q18 | 9,147 | +12.6% |
| 1Q18 | 8,640 | +20.7% |
| 4Q17 | 8,500 | +23.4% |
| 3Q17 | 7,882 | +13.5% |
| 2Q17 | 8,125 | +17.7% |
| 1Q17 | 7,156 | -6.0% |
| 4Q16 | 6,888 | -18.6% |
| 3Q16 | 6,944 | - |
| 2Q16 | 6,903 | - |
| 1Q16 | 7,614 | - |
| 4Q15 | 8,466 | +24.9% |
| 4Q14 | 6,778 | - |