| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2Q26 | 20,161 | -0.4% |
| 1Q26 | 19,016 | -5.1% |
| 4Q25 | 19,269 | -3.4% |
| 3Q25 | 18,659 | +2.9% |
| 2Q25 | 20,233 | +13.8% |
| 1Q25 | 20,040 | +17.6% |
| 4Q24 | 19,940 | +23.7% |
| 3Q24 | 18,136 | +16.4% |
| 2Q24 | 17,783 | +15.6% |
| 1Q24 | 17,035 | +9.9% |
| 4Q23 | 16,117 | 0.0% |
| 3Q23 | 15,578 | -12.5% |
| 2Q23 | 15,385 | -16.8% |
| 1Q23 | 15,496 | -11.5% |
| 4Q22 | 16,111 | -13.7% |
| 3Q22 | 17,810 | +1.5% |
| 2Q22 | 18,491 | +8.0% |
| 1Q22 | 17,500 | +4.2% |
| 4Q21 | 18,658 | +9.8% |
| 3Q21 | 17,552 | -4.3% |
| 2Q21 | 17,117 | -3.9% |
| 1Q21 | 16,790 | -4.4% |
| 4Q20 | 16,998 | -7.1% |
| 3Q20 | 18,349 | +9.1% |
| 2Q20 | 17,815 | -0.3% |
| 1Q20 | 17,570 | -1.7% |
| 4Q19 | 18,301 | -1.8% |
| 3Q19 | 16,812 | -7.2% |
| 2Q19 | 17,862 | +4.5% |
| 1Q19 | 17,876 | +8.0% |
| 4Q18 | 18,642 | +18.6% |
| 3Q18 | 18,116 | +22.2% |
| 2Q18 | 17,100 | +17.3% |
| 1Q18 | 16,555 | +19.9% |
| 4Q17 | 15,723 | +12.7% |
| 3Q17 | 14,822 | +16.5% |
| 2Q17 | 14,576 | +25.4% |
| 1Q17 | 13,808 | - |
| 4Q16 | 13,957 | +20.8% |
| 3Q16 | 12,722 | - |
| 2Q16 | 11,627 | - |
| 4Q15 | 11,555 | - |