| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2Q26 | 483,805 | +10.2% |
| 1Q26 | 465,804 | +17.3% |
| 4Q25 | 456,686 | +13.0% |
| 3Q25 | 441,696 | +13.3% |
| 2Q25 | 439,024 | +12.3% |
| 1Q25 | 397,153 | +9.9% |
| 4Q24 | 404,266 | +18.0% |
| 3Q24 | 389,703 | +14.6% |
| 2Q24 | 390,810 | +7.6% |
| 1Q24 | 361,434 | +12.2% |
| 4Q23 | 342,659 | +8.4% |
| 3Q23 | 339,935 | +4.4% |
| 2Q23 | 363,125 | +12.7% |
| 1Q23 | 322,249 | +1.2% |
| 4Q22 | 316,231 | -5.2% |
| 3Q22 | 325,481 | -1.1% |
| 2Q22 | 322,231 | +1.5% |
| 1Q22 | 318,525 | +1.5% |
| 4Q21 | 333,743 | +10.2% |
| 3Q21 | 329,088 | +5.3% |
| 2Q21 | 317,394 | +3.8% |
| 1Q21 | 313,736 | +4.8% |
| 4Q20 | 302,951 | +3.8% |
| 3Q20 | 312,611 | +8.3% |
| 2Q20 | 305,824 | +5.4% |
| 1Q20 | 299,298 | +4.0% |
| 4Q19 | 291,771 | +2.0% |
| 3Q19 | 288,765 | +1.0% |
| 2Q19 | 290,105 | +3.6% |
| 1Q19 | 287,805 | +4.6% |
| 4Q18 | 285,953 | +6.7% |
| 3Q18 | 285,973 | +6.4% |
| 2Q18 | 279,995 | +10.6% |
| 1Q18 | 275,027 | +11.3% |
| 4Q17 | 267,979 | +8.0% |
| 3Q17 | 268,650 | +6.2% |
| 2Q17 | 253,121 | +4.8% |
| 1Q17 | 247,174 | - |
| 4Q16 | 248,097 | +1.4% |
| 3Q16 | 253,010 | - |
| 2Q16 | 241,494 | - |
| 4Q15 | 244,626 | - |