| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 1Q26 | 2,056 | -12.3% |
| 4Q25 | 2,375 | +3.0% |
| 3Q25 | 2,251 | +1.8% |
| 2Q25 | 2,201 | +7.3% |
| 1Q25 | 2,344 | +20.1% |
| 4Q24 | 2,305 | +29.9% |
| 3Q24 | 2,213 | +36.6% |
| 2Q24 | 2,051 | +27.5% |
| 1Q24 | 1,950 | +18.2% |
| 4Q23 | 1,773 | +35.8% |
| 3Q23 | 1,620 | +29.3% |
| 2Q23 | 1,609 | +31.6% |
| 1Q23 | 1,649 | +35.1% |
| 4Q22 | 1,306 | -6.3% |
| 3Q22 | 1,252 | -6.3% |
| 2Q22 | 1,222 | -2.3% |
| 1Q22 | 1,221 | +8.2% |
| 4Q21 | 1,394 | +21.4% |
| 3Q21 | 1,336 | - |
| 2Q21 | 1,251 | - |
| 1Q21 | 1,128 | - |
| 4Q20 | 1,149 | -11.0% |
| 4Q19 | 1,292 | -3.0% |
| 4Q18 | 1,332 | +6.2% |
| 4Q17 | 1,254 | +20.5% |
| 4Q16 | 1,040 | -0.1% |
| 4Q15 | 1,042 | - |