| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 3Q26 | 638,065 | -3.0% |
| 2Q26 | 650,068 | +10.3% |
| 1Q26 | 602,499 | +8.5% |
| 4Q25 | 567,732 | +5.0% |
| 3Q25 | 657,666 | +36.1% |
| 2Q25 | 589,381 | +21.2% |
| 1Q25 | 555,197 | +8.5% |
| 4Q24 | 540,949 | +12.8% |
| 3Q24 | 483,274 | +2.9% |
| 2Q24 | 486,211 | +10.0% |
| 1Q24 | 511,722 | +23.3% |
| 4Q23 | 479,593 | +3.3% |
| 3Q23 | 469,589 | +0.7% |
| 2Q23 | 442,117 | 0.0% |
| 1Q23 | 415,050 | +3.1% |
| 4Q22 | 464,172 | +13.7% |
| 3Q22 | 466,139 | +37.2% |
| 2Q22 | 442,104 | +22.4% |
| 1Q22 | 402,737 | +14.0% |
| 4Q21 | 408,396 | +22.3% |
| 3Q21 | 339,633 | -6.1% |
| 2Q21 | 361,067 | +0.1% |
| 1Q21 | 353,190 | -3.8% |
| 4Q20 | 333,967 | -8.2% |
| 3Q20 | 361,735 | +16.3% |
| 2Q20 | 360,562 | +3.9% |
| 1Q20 | 367,036 | +14.9% |
| 4Q19 | 363,683 | +22.9% |
| 3Q19 | 311,055 | +10.0% |
| 2Q19 | 346,992 | +32.8% |
| 1Q19 | 319,335 | +41.1% |
| 4Q18 | 295,807 | +30.5% |
| 3Q18 | 282,717 | +36.5% |
| 2Q18 | 261,202 | +20.9% |
| 1Q18 | 226,351 | +5.9% |
| 4Q17 | 226,602 | +3.3% |
| 3Q17 | 207,045 | -5.4% |
| 2Q17 | 216,088 | +8.0% |
| 1Q17 | 213,686 | - |
| 4Q16 | 219,431 | +4.7% |
| 3Q16 | 218,857 | - |
| 2Q16 | 200,145 | - |
| 4Q15 | 209,505 | - |