| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 3Q26 | 3,545 | +0.9% |
| 2Q26 | 3,472 | +2.8% |
| 1Q26 | 3,500 | -1.1% |
| 4Q25 | 3,531 | +2.4% |
| 3Q25 | 3,514 | -15.7% |
| 2Q25 | 3,378 | -15.2% |
| 1Q25 | 3,539 | +14.1% |
| 4Q24 | 3,449 | +12.4% |
| 3Q24 | 4,166 | +43.8% |
| 2Q24 | 3,984 | +35.6% |
| 1Q24 | 3,101 | +26.8% |
| 4Q23 | 3,068 | +26.9% |
| 3Q23 | 2,898 | +43.0% |
| 2Q23 | 2,937 | -26.4% |
| 1Q23 | 2,445 | -38.5% |
| 4Q22 | 2,418 | -54.5% |
| 3Q22 | 2,026 | -76.1% |
| 2Q22 | 3,989 | -66.8% |
| 1Q22 | 3,974 | -72.1% |
| 4Q21 | 5,309 | -70.8% |
| 3Q21 | 8,468 | -61.1% |
| 2Q21 | 12,026 | -47.9% |
| 1Q21 | 14,223 | -43.1% |
| 4Q20 | 18,156 | -31.8% |
| 3Q20 | 21,768 | - |
| 2Q20 | 23,086 | - |
| 1Q20 | 25,013 | - |
| 4Q19 | 26,634 | -23.8% |
| 4Q18 | 34,957 | +2.1% |
| 4Q17 | 34,254 | -3.3% |
| 4Q16 | 35,436 | -4.4% |
| 4Q15 | 37,055 | - |