| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 3Q26 | 18,504 | +2.4% |
| 2Q26 | 18,854 | +4.7% |
| 1Q26 | 17,956 | -5.6% |
| 4Q25 | 17,354 | -10.1% |
| 3Q25 | 18,077 | -2.0% |
| 2Q25 | 18,006 | -4.3% |
| 1Q25 | 19,031 | -6.1% |
| 4Q24 | 19,293 | +7.6% |
| 3Q24 | 18,445 | +3.5% |
| 2Q24 | 18,806 | +5.7% |
| 1Q24 | 20,278 | +14.6% |
| 4Q23 | 17,928 | +6.1% |
| 3Q23 | 17,829 | +4.0% |
| 2Q23 | 17,788 | -2.2% |
| 1Q23 | 17,688 | -1.7% |
| 4Q22 | 16,900 | -9.2% |
| 3Q22 | 17,142 | -0.1% |
| 2Q22 | 18,179 | -13.8% |
| 1Q22 | 18,000 | -11.6% |
| 4Q21 | 18,606 | +7.6% |
| 3Q21 | 17,160 | -10.3% |
| 2Q21 | 21,091 | +13.1% |
| 1Q21 | 20,364 | +9.4% |
| 4Q20 | 17,299 | -6.0% |
| 3Q20 | 19,137 | +8.1% |
| 2Q20 | 18,653 | +0.2% |
| 1Q20 | 18,622 | -1.1% |
| 4Q19 | 18,406 | +0.2% |
| 3Q19 | 17,705 | -5.8% |
| 2Q19 | 18,621 | +4.0% |
| 1Q19 | 18,838 | +1.8% |
| 4Q18 | 18,376 | +3.2% |
| 3Q18 | 18,792 | +2.4% |
| 2Q18 | 17,901 | +1.8% |
| 1Q18 | 18,500 | +6.6% |
| 4Q17 | 17,805 | -1.6% |
| 3Q17 | 18,348 | -2.2% |
| 2Q17 | 17,589 | -5.3% |
| 1Q17 | 17,361 | - |
| 4Q16 | 18,101 | -8.6% |
| 3Q16 | 18,765 | - |
| 2Q16 | 18,580 | - |
| 4Q15 | 19,796 | - |