| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 1Q26 | 3,465 | -6.1% |
| 4Q25 | 3,355 | -10.3% |
| 3Q25 | 3,486 | -8.0% |
| 2Q25 | 3,657 | -1.0% |
| 1Q25 | 3,689 | +1.8% |
| 4Q24 | 3,741 | +1.5% |
| 3Q24 | 3,790 | +6.7% |
| 2Q24 | 3,693 | +11.0% |
| 1Q24 | 3,623 | +12.5% |
| 4Q23 | 3,687 | +12.9% |
| 3Q23 | 3,551 | +56.4% |
| 2Q23 | 3,329 | +82.8% |
| 1Q23 | 3,221 | +17.4% |
| 4Q22 | 3,265 | +8.4% |
| 3Q22 | 2,271 | -51.8% |
| 2Q22 | 1,821 | -72.7% |
| 1Q22 | 2,744 | -63.3% |
| 4Q21 | 3,013 | -63.3% |
| 3Q21 | 4,708 | -46.6% |
| 2Q21 | 6,669 | -33.3% |
| 1Q21 | 7,483 | -31.3% |
| 4Q20 | 8,209 | -29.4% |
| 3Q20 | 8,815 | -27.2% |
| 2Q20 | 9,999 | -18.5% |
| 1Q20 | 10,890 | -12.2% |
| 4Q19 | 11,626 | -12.1% |
| 3Q19 | 12,111 | -17.6% |
| 2Q19 | 12,268 | -19.3% |
| 1Q19 | 12,398 | -10.1% |
| 4Q18 | 13,230 | -0.4% |
| 3Q18 | 14,700 | +14.8% |
| 2Q18 | 15,199 | +26.8% |
| 1Q18 | 13,785 | +13.3% |
| 4Q17 | 13,289 | -8.9% |
| 3Q17 | 12,811 | -25.2% |
| 2Q17 | 11,985 | -31.7% |
| 1Q17 | 12,170 | -26.0% |
| 4Q16 | 14,583 | -8.9% |
| 3Q16 | 17,126 | - |
| 2Q16 | 17,542 | - |
| 1Q16 | 16,454 | - |
| 4Q15 | 16,001 | - |