| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 3Q26 | 14,816 | +66.4% |
| 2Q26 | 14,518 | +96.1% |
| 1Q26 | 13,717 | +301.4% |
| 4Q25 | 11,368 | +280.7% |
| 3Q25 | 8,905 | +224.5% |
| 2Q25 | 7,403 | +104.4% |
| 1Q25 | 3,417 | -15.0% |
| 4Q24 | 2,986 | -20.4% |
| 3Q24 | 2,744 | -18.4% |
| 2Q24 | 3,621 | +20.3% |
| 1Q24 | 4,020 | +35.4% |
| 4Q23 | 3,752 | +56.7% |
| 3Q23 | 3,362 | +11.1% |
| 2Q23 | 3,011 | -1.1% |
| 1Q23 | 2,970 | +4.1% |
| 4Q22 | 2,394 | -21.4% |
| 3Q22 | 3,026 | -8.5% |
| 2Q22 | 3,046 | -6.2% |
| 1Q22 | 2,852 | -17.4% |
| 4Q21 | 3,044 | -8.8% |
| 3Q21 | 3,308 | -2.0% |
| 2Q21 | 3,246 | -11.1% |
| 1Q21 | 3,451 | +0.3% |
| 4Q20 | 3,336 | +210.5% |
| 3Q20 | 3,375 | - |
| 2Q20 | 3,650 | - |
| 1Q20 | 3,442 | - |
| 4Q19 | 1,074 | +54.7% |
| 4Q18 | 694 | -18.4% |
| 4Q17 | 851 | -9.7% |
| 4Q16 | 942 | +29.1% |
| 4Q15 | 729 | - |