| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 3Q26 | 19,208 | +8.9% |
| 2Q26 | 18,942 | +10.2% |
| 1Q26 | 17,790 | +3.7% |
| 4Q25 | 17,770 | +6.3% |
| 3Q25 | 17,636 | +14.2% |
| 2Q25 | 17,196 | +11.7% |
| 1Q25 | 17,156 | +17.9% |
| 4Q24 | 16,718 | +26.0% |
| 3Q24 | 15,438 | +21.0% |
| 2Q24 | 15,394 | +24.9% |
| 1Q24 | 14,552 | +18.9% |
| 4Q23 | 13,270 | +5.1% |
| 3Q23 | 12,759 | -3.2% |
| 2Q23 | 12,330 | -7.1% |
| 1Q23 | 12,241 | -8.8% |
| 4Q22 | 12,630 | -2.1% |
| 3Q22 | 13,186 | +5.0% |
| 2Q22 | 13,267 | +8.5% |
| 1Q22 | 13,425 | +12.5% |
| 4Q21 | 12,906 | +33.2% |
| 3Q21 | 12,561 | +22.1% |
| 2Q21 | 12,222 | +33.5% |
| 1Q21 | 11,930 | +25.8% |
| 4Q20 | 9,690 | +0.6% |
| 3Q20 | 10,284 | +7.0% |
| 2Q20 | 9,156 | -9.8% |
| 1Q20 | 9,481 | -4.7% |
| 4Q19 | 9,629 | +0.2% |
| 3Q19 | 9,608 | +2.8% |
| 2Q19 | 10,148 | +9.1% |
| 1Q19 | 9,948 | +15.2% |
| 4Q18 | 9,610 | +7.5% |
| 3Q18 | 9,348 | +0.6% |
| 2Q18 | 9,299 | +22.3% |
| 1Q18 | 8,633 | +15.7% |
| 4Q17 | 8,941 | +18.6% |
| 3Q17 | 9,290 | +22.6% |
| 2Q17 | 7,602 | +6.8% |
| 1Q17 | 7,464 | - |
| 4Q16 | 7,537 | +52.6% |
| 3Q16 | 7,576 | - |
| 2Q16 | 7,116 | - |
| 4Q15 | 4,939 | - |