| Form type | Sec Links | Description | Filing date | Reporting date |
|---|---|---|---|---|
| 8-K | Report | CURRENT REPORT | May 2, 2019 | May 2, 2019 |
| 8-K | Report | FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FLAHERTY & CRUMRINE PREFERRED I | Jan 20, 2017 | Jan 20, 2017 |
| 8-K | Report | CURRENT REPORT | Nov 13, 2015 | Nov 13, 2015 |
| 8-K | Report | CURRENT REPORT | Jun 4, 2015 | Jun 4, 2015 |
| 8-K | Report | CURRENT REPORT | Apr 23, 2015 | Apr 21, 2015 |