| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 3Q26 | 68,612 | -1.1% |
| 2Q26 | 65,282 | -10.7% |
| 1Q26 | 64,688 | -16.0% |
| 4Q25 | 61,607 | -12.3% |
| 3Q25 | 69,410 | +27.5% |
| 2Q25 | 73,142 | +30.8% |
| 1Q25 | 76,997 | +46.3% |
| 4Q24 | 70,283 | +39.4% |
| 3Q24 | 54,444 | +10.1% |
| 2Q24 | 55,911 | +15.0% |
| 1Q24 | 52,647 | +6.4% |
| 4Q23 | 50,432 | +7.0% |
| 3Q23 | 49,447 | - |
| 2Q23 | 48,621 | - |
| 1Q23 | 49,485 | - |
| 4Q22 | 47,117 | +89.4% |
| 4Q21 | 24,876 | +41.1% |
| 4Q20 | 17,636 | -16.9% |
| 4Q19 | 21,210 | -9.4% |
| 4Q18 | 23,422 | +6.8% |
| 4Q17 | 21,928 | +8.3% |
| 4Q16 | 20,242 | -14.7% |
| 4Q15 | 23,736 | - |