| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 3Q26 | 499,137 | +25.4% |
| 2Q26 | 467,996 | +34.6% |
| 1Q26 | 429,125 | +21.4% |
| 4Q25 | 405,161 | +3.5% |
| 3Q25 | 397,945 | +7.1% |
| 2Q25 | 347,623 | -6.0% |
| 1Q25 | 353,592 | -8.8% |
| 4Q24 | 391,453 | +28.7% |
| 3Q24 | 371,716 | +20.8% |
| 2Q24 | 369,639 | +17.3% |
| 1Q24 | 387,796 | +20.9% |
| 4Q23 | 304,106 | -7.6% |
| 3Q23 | 307,788 | -6.8% |
| 2Q23 | 315,116 | -5.8% |
| 1Q23 | 320,731 | -2.9% |
| 4Q22 | 329,268 | +1.3% |
| 3Q22 | 330,270 | +4.9% |
| 2Q22 | 334,358 | +10.3% |
| 1Q22 | 330,373 | +11.8% |
| 4Q21 | 325,201 | +13.8% |
| 3Q21 | 314,780 | +3.7% |
| 2Q21 | 303,054 | -0.6% |
| 1Q21 | 295,610 | +1.4% |
| 4Q20 | 285,879 | +13.0% |
| 3Q20 | 303,652 | - |
| 2Q20 | 304,925 | - |
| 1Q20 | 291,464 | - |
| 4Q19 | 253,025 | +28.9% |
| 4Q18 | 196,366 | +123.3% |
| 4Q17 | 87,925 | +126.9% |
| 4Q16 | 38,758 | -5.0% |
| 4Q15 | 40,797 | - |