| 持股明細(資料日期：2025/04/30) |
| 持股名稱 | 比例 |
| WELLS FARGO & CO 7.5% PERP PFD CNV A | 2.58% |
| CITIGROUP CAPITAL XIII PFD | 2.51% |
| BROOKFIELD RENEWABLE PAR PREF | 2.38% |
| WESCO INTERNATIONAL INC PFD | 2.26% |
| ATHENE HOLDING LTD PFD_ | 2.20% |
| KEYCORP PFD | 2.18% |
| ENBRIDGE INC (REG) VAR 01MAR2078 | 2.18% |
| SEMPRA PFD | 2.08% |
| NEXTERA ENERGY CAPITAL (REG) VAR 01MAY2079 | 1.94% |
| UNITED STATES CELLULAR C PREF | 1.84% |