本期 13F-HR 中的全部持仓，以及相对上季度的变化。
13F 持仓，最新季度
来源SEC EDGAR13F-HR
Mitsui Sumitomo Insurance Co Ltd (CIK 1142206) reported $4.15B across 1 reported positions in its SEC 13F filing for 2026-06-30. Largest positions: WRB ($4.15B, 100.00%). Source: SEC Form 13F.
| Rank | Ticker | Company | Value | % Portfolio | Shares | Action |
|---|---|---|---|---|---|---|
| 1 | WRB | W. R. Berkley Corporation | $4.15B | 100.00% | 58.8M | Hold |
来源：SEC 13F 申报文件 · 截至 2026-06-30