| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2Q26 | 378,263 | -10.8% |
| 1Q26 | 407,538 | +0.7% |
| 4Q25 | 414,896 | +0.1% |
| 3Q25 | 441,199 | +1.9% |
| 2Q25 | 423,933 | +2.2% |
| 1Q25 | 404,565 | -6.4% |
| 4Q24 | 414,647 | -0.8% |
| 3Q24 | 433,169 | +0.3% |
| 2Q24 | 414,728 | -1.8% |
| 1Q24 | 432,321 | +5.8% |
| 4Q23 | 418,155 | +1.6% |
| 3Q23 | 432,036 | +2.4% |
| 2Q23 | 422,221 | -8.3% |
| 1Q23 | 408,812 | -2.6% |
| 4Q22 | 411,723 | +0.7% |
| 3Q22 | 421,752 | +13.4% |
| 2Q22 | 460,206 | +19.7% |
| 1Q22 | 419,730 | +15.2% |
| 4Q21 | 408,767 | +22.5% |
| 3Q21 | 371,913 | -4.0% |
| 2Q21 | 384,450 | +2.8% |
| 1Q21 | 364,320 | -0.3% |
| 4Q20 | 333,806 | -11.7% |
| 3Q20 | 387,299 | +7.0% |
| 2Q20 | 374,125 | -4.1% |
| 1Q20 | 365,275 | +0.9% |
| 4Q19 | 378,036 | +7.1% |
| 3Q19 | 361,812 | 0.0% |
| 2Q19 | 390,180 | +10.9% |
| 1Q19 | 362,149 | +9.2% |
| 4Q18 | 352,962 | +12.5% |
| 3Q18 | 361,746 | +19.0% |
| 2Q18 | 351,754 | +26.0% |
| 1Q18 | 331,789 | +19.1% |
| 4Q17 | 313,675 | +12.1% |
| 3Q17 | 303,948 | +0.6% |
| 2Q17 | 279,230 | -2.0% |
| 1Q17 | 278,498 | - |
| 4Q16 | 279,764 | -6.0% |
| 3Q16 | 302,230 | - |
| 2Q16 | 284,908 | - |
| 4Q15 | 297,754 | - |