| Principal Investors-Preferred Sec... | 0.00% | 34,863 | 898,768 | +34,863 | -- |
| John Hancock Preferred Income Fun... | 0.00% | 47,500 | 1,224,550 | 0 | 0.00% |
| John Hancock Preferred Income Fun... | 0.00% | 66,400 | 1,711,792 | 0 | 0.00% |
| Nuveen Quality Preferred Income F... | 0.00% | 10,000 | 257,800 | 0 | 0.00% |
| John Hancock Preferred Income Fun... | 0.00% | 105,100 | 2,709,478 | 0 | 0.00% |
| Principal Global Investors Funds ... | 0.00% | 9,978,885 | 257,255,655 | +9,878,988 | +9,889.17% |
| Nomura Asset US Hybrid Preferred ... | 0.00% | 12,500 | 322,250 | 0 | 0.00% |
| PineBridge Ivmt (Japan) US Hybrid... | 0.00% | 37,500 | 966,750 | 0 | 0.00% |
| PineBridge Ivmt (Japan) US Prefer... | 0.00% | 75,000 | 1,933,500 | 0 | 0.00% |
| PineBridge Ivmt (Japan) US Hybrid... | 0.00% | 207,500 | 5,349,350 | 0 | 0.00% |