| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 1Q26 | 40,937 | -0.0% |
| 4Q25 | 38,640 | -0.1% |
| 3Q25 | 38,690 | +2.3% |
| 2Q25 | 39,291 | +10.6% |
| 1Q25 | 40,946 | +26.5% |
| 4Q24 | 38,691 | +27.1% |
| 3Q24 | 37,816 | +35.6% |
| 2Q24 | 35,529 | +41.4% |
| 1Q24 | 32,380 | +30.6% |
| 4Q23 | 30,453 | +44.8% |
| 3Q23 | 27,878 | +41.6% |
| 2Q23 | 25,132 | +27.0% |
| 1Q23 | 24,794 | +34.7% |
| 4Q22 | 21,038 | +14.1% |
| 3Q22 | 19,688 | +15.7% |
| 2Q22 | 19,793 | +16.0% |
| 1Q22 | 18,405 | -7.9% |
| 4Q21 | 18,441 | -17.2% |
| 3Q21 | 17,021 | -21.3% |
| 2Q21 | 17,067 | -18.2% |
| 1Q21 | 19,983 | -5.6% |
| 4Q20 | 22,280 | +7.2% |
| 3Q20 | 21,631 | -6.7% |
| 2Q20 | 20,877 | -8.5% |
| 1Q20 | 21,166 | -10.3% |
| 4Q19 | 20,783 | -14.7% |
| 3Q19 | 23,196 | -16.1% |
| 2Q19 | 22,820 | -21.1% |
| 1Q19 | 23,598 | -29.5% |
| 4Q18 | 24,377 | -31.3% |
| 3Q18 | 27,650 | -18.7% |
| 2Q18 | 28,934 | -19.8% |
| 1Q18 | 33,478 | -8.5% |
| 4Q17 | 35,484 | +0.2% |
| 3Q17 | 34,004 | -0.1% |
| 2Q17 | 36,092 | +4.3% |
| 1Q17 | 36,576 | +6.1% |
| 4Q16 | 35,413 | -2.0% |
| 3Q16 | 34,040 | +41.8% |
| 2Q16 | 34,599 | - |
| 1Q16 | 34,477 | - |
| 4Q15 | 36,151 | +67.6% |
| 3Q15 | 24,001 | - |
| 4Q14 | 21,574 | - |