| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 3Q26 | 9,934 | +3.9% |
| 2Q26 | 9,190 | -0.8% |
| 1Q26 | 9,438 | +1.7% |
| 4Q25 | 9,435 | +15.0% |
| 3Q25 | 9,565 | +25.9% |
| 2Q25 | 9,261 | +20.6% |
| 1Q25 | 9,280 | +25.8% |
| 4Q24 | 8,201 | +16.2% |
| 3Q24 | 7,599 | +11.7% |
| 2Q24 | 7,678 | +12.9% |
| 1Q24 | 7,374 | +8.9% |
| 4Q23 | 7,060 | +7.0% |
| 3Q23 | 6,804 | +15.6% |
| 2Q23 | 6,799 | +10.7% |
| 1Q23 | 6,772 | +14.3% |
| 4Q22 | 6,598 | +9.9% |
| 3Q22 | 5,886 | +6.4% |
| 2Q22 | 6,141 | +17.9% |
| 1Q22 | 5,927 | +6.0% |
| 4Q21 | 6,003 | +9.1% |
| 3Q21 | 5,530 | -2.1% |
| 2Q21 | 5,207 | -1.3% |
| 1Q21 | 5,594 | +6.4% |
| 4Q20 | 5,501 | +10.0% |
| 3Q20 | 5,648 | +9.5% |
| 2Q20 | 5,275 | -6.3% |
| 1Q20 | 5,256 | -8.4% |
| 4Q19 | 5,001 | -4.6% |
| 3Q19 | 5,159 | -5.2% |
| 2Q19 | 5,630 | +3.8% |
| 1Q19 | 5,737 | +5.6% |
| 4Q18 | 5,244 | -2.9% |
| 3Q18 | 5,440 | -1.6% |
| 2Q18 | 5,423 | +0.6% |
| 1Q18 | 5,433 | +14.5% |
| 4Q17 | 5,402 | +13.0% |
| 3Q17 | 5,526 | +6.7% |
| 2Q17 | 5,390 | +11.1% |
| 1Q17 | 4,747 | - |
| 4Q16 | 4,781 | -5.0% |
| 3Q16 | 5,179 | - |
| 2Q16 | 4,852 | - |
| 4Q15 | 5,034 | - |