| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 3Q26 | 17,170 | -2.3% |
| 2Q26 | 16,892 | -3.5% |
| 1Q26 | 16,399 | -8.4% |
| 4Q25 | 16,062 | -8.4% |
| 3Q25 | 17,582 | +2.3% |
| 2Q25 | 17,510 | +3.7% |
| 1Q25 | 17,900 | +3.9% |
| 4Q24 | 17,528 | +7.0% |
| 3Q24 | 17,184 | +7.1% |
| 2Q24 | 16,890 | +4.7% |
| 1Q24 | 17,226 | +1.2% |
| 4Q23 | 16,375 | -5.2% |
| 3Q23 | 16,046 | -10.9% |
| 2Q23 | 16,126 | -11.8% |
| 1Q23 | 17,019 | -9.4% |
| 4Q22 | 17,276 | -10.4% |
| 3Q22 | 18,007 | -11.3% |
| 2Q22 | 18,281 | -8.3% |
| 1Q22 | 18,786 | +5.5% |
| 4Q21 | 19,272 | +22.1% |
| 3Q21 | 20,291 | +12.3% |
| 2Q21 | 19,946 | +18.1% |
| 1Q21 | 17,802 | +28.8% |
| 4Q20 | 15,788 | +11.3% |
| 3Q20 | 18,071 | +30.9% |
| 2Q20 | 16,882 | +7.2% |
| 1Q20 | 13,826 | -13.3% |
| 4Q19 | 14,185 | -9.0% |
| 3Q19 | 13,808 | -17.3% |
| 2Q19 | 15,752 | -3.7% |
| 1Q19 | 15,956 | +4.9% |
| 4Q18 | 15,584 | +7.0% |
| 3Q18 | 16,688 | +18.9% |
| 2Q18 | 16,364 | +24.5% |
| 1Q18 | 15,216 | +43.1% |
| 4Q17 | 14,563 | +25.2% |
| 3Q17 | 14,035 | +10.9% |
| 2Q17 | 13,141 | +11.9% |
| 1Q17 | 10,636 | - |
| 4Q16 | 11,633 | -8.2% |
| 3Q16 | 12,654 | - |
| 2Q16 | 11,748 | - |
| 4Q15 | 12,667 | - |