| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 3Q26 | 31,083 | +7.5% |
| 2Q26 | 29,774 | +8.7% |
| 1Q26 | 28,202 | -2.8% |
| 4Q25 | 28,282 | -2.6% |
| 3Q25 | 28,915 | +8.4% |
| 2Q25 | 27,401 | +4.8% |
| 1Q25 | 29,006 | +8.8% |
| 4Q24 | 29,043 | +18.2% |
| 3Q24 | 26,667 | +3.7% |
| 2Q24 | 26,149 | +10.6% |
| 1Q24 | 26,658 | +14.6% |
| 4Q23 | 24,571 | +4.8% |
| 3Q23 | 25,726 | +20.7% |
| 2Q23 | 23,647 | -1.1% |
| 1Q23 | 23,264 | -2.7% |
| 4Q22 | 23,435 | -5.0% |
| 3Q22 | 21,308 | -6.5% |
| 2Q22 | 23,905 | +6.0% |
| 1Q22 | 23,900 | -0.4% |
| 4Q21 | 24,670 | +10.8% |
| 3Q21 | 22,799 | -16.8% |
| 2Q21 | 22,556 | -12.4% |
| 1Q21 | 23,993 | -3.8% |
| 4Q20 | 22,263 | -12.1% |
| 3Q20 | 27,395 | +13.4% |
| 2Q20 | 25,743 | -12.3% |
| 1Q20 | 24,928 | -10.5% |
| 4Q19 | 25,335 | -3.8% |
| 3Q19 | 24,148 | -7.4% |
| 2Q19 | 29,345 | +15.6% |
| 1Q19 | 27,865 | +9.1% |
| 4Q18 | 26,324 | +5.6% |
| 3Q18 | 26,075 | -1.3% |
| 2Q18 | 25,395 | +1.3% |
| 1Q18 | 25,547 | +0.2% |
| 4Q17 | 24,918 | -0.7% |
| 3Q17 | 26,407 | +4.3% |
| 2Q17 | 25,078 | +19.8% |
| 1Q17 | 25,495 | - |
| 4Q16 | 25,082 | +14.3% |
| 3Q16 | 25,326 | - |
| 2Q16 | 20,931 | - |
| 4Q15 | 21,941 | - |