| （単位：十億円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 3Q26 | 3,517 | +33.8% |
| 2Q26 | 3,307 | +33.6% |
| 1Q26 | 3,152 | +26.9% |
| 4Q25 | 2,768 | +14.2% |
| 3Q25 | 2,628 | +13.5% |
| 2Q25 | 2,475 | +5.9% |
| 1Q25 | 2,483 | +7.4% |
| 4Q24 | 2,424 | +5.2% |
| 3Q24 | 2,316 | +9.4% |
| 2Q24 | 2,336 | +3.5% |
| 1Q24 | 2,313 | +4.6% |
| 4Q23 | 2,304 | +2.4% |
| 3Q23 | 2,118 | -14.3% |
| 2Q23 | 2,258 | 0.0% |
| 1Q23 | 2,212 | +6.9% |
| 4Q22 | 2,251 | +17.3% |
| 3Q22 | 2,472 | +91.4% |
| 2Q22 | 2,257 | +79.5% |
| 1Q22 | 2,070 | +85.7% |
| 4Q21 | 1,919 | +65.5% |
| 3Q21 | 1,291 | -3.2% |
| 2Q21 | 1,258 | +21.5% |
| 1Q21 | 1,115 | -16.0% |
| 4Q20 | 1,160 | -2.2% |
| 3Q20 | 1,333 | - |
| 2Q20 | 1,035 | - |
| 1Q20 | 1,326 | - |
| 4Q19 | 1,186 | +2170.9% |
| 4Q18 | 52 | -87.1% |
| 4Q17 | 404 | +916.0% |
| 4Q16 | 40 | +183.0% |
| 4Q15 | 14 | - |