| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 3Q26 | 33,859 | +3.9% |
| 2Q26 | 37,290 | +22.2% |
| 1Q26 | 37,860 | +26.4% |
| 4Q25 | 38,397 | +31.4% |
| 3Q25 | 32,580 | -1.1% |
| 2Q25 | 30,504 | -10.9% |
| 1Q25 | 29,944 | -16.7% |
| 4Q24 | 29,224 | -10.2% |
| 3Q24 | 32,956 | +3.8% |
| 2Q24 | 34,234 | +0.2% |
| 1Q24 | 35,962 | +5.0% |
| 4Q23 | 32,538 | -4.2% |
| 3Q23 | 31,742 | -4.3% |
| 2Q23 | 34,171 | +10.2% |
| 1Q23 | 34,265 | +17.8% |
| 4Q22 | 33,957 | +14.4% |
| 3Q22 | 33,170 | +5.4% |
| 2Q22 | 30,995 | +9.1% |
| 1Q22 | 29,097 | +23.7% |
| 4Q21 | 29,671 | +29.7% |
| 3Q21 | 31,473 | +7.6% |
| 2Q21 | 28,397 | -1.9% |
| 1Q21 | 23,526 | -5.5% |
| 4Q20 | 22,871 | -10.2% |
| 3Q20 | 29,240 | +18.6% |
| 2Q20 | 28,953 | +21.9% |
| 1Q20 | 24,891 | +4.4% |
| 4Q19 | 25,459 | +20.8% |
| 3Q19 | 24,652 | +14.4% |
| 2Q19 | 23,759 | +9.0% |
| 1Q19 | 23,845 | +5.9% |
| 4Q18 | 21,072 | +0.2% |
| 3Q18 | 21,543 | +5.5% |
| 2Q18 | 21,802 | +11.3% |
| 1Q18 | 22,507 | +21.5% |
| 4Q17 | 21,029 | +14.6% |
| 3Q17 | 20,415 | +3.8% |
| 2Q17 | 19,588 | -10.8% |
| 1Q17 | 18,524 | - |
| 4Q16 | 18,347 | -10.5% |
| 3Q16 | 19,664 | - |
| 2Q16 | 21,963 | - |
| 4Q15 | 20,504 | - |