Flaherty & Crumrine PREFERRED & INCOME OPPORTUNITY FUND INC - PFO
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| SIT INVESTMENT ASSOCIATES INC | History | No change | 1,720,165 | 15,894 | 0.3% | 0.3% | 1 | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| CIBC Bancorp USA Inc. | History | No change | 588,511 | 5,437 | 0.01% | 0.01% | 2 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| 1607 Capital Partners, LLC | History | No change | 200,178 | 1,849 | 0.16% | 0.16% | 3 | 0 | 0.0% | Q2 2026 | Sep 02, 2026 |
| Private Advisor Group, LLC | History | No change | 175,625 | 1,622 | 0.01% | 0.01% | 4 | 0 | 0.0% | Q2 2026 | Jul 27, 2026 |
| Fiera Capital Corp | History | No change | 128,673 | 1,188 | 0.0% | 0.0% | 5 | 0 | 0.0% | Q2 2026 | Aug 07, 2026 |
| Pathstone Holdings, LLC | History | No change | 101,525 | 938 | 0.0% | 0.0% | 6 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| Noble Wealth Management PBC | History | Reduced | 97,961 | 845 | 0.38% | 0.41% | 7 | -2,399 | -2.39% | Q3 2026 | Oct 01, 2026 |
| Closed-End Fund Advisors, Inc. | History | Reduced | 91,040 | 785 | 0.82% | 0.86% | 8 | -3,889 | -4.1% | Q3 2026 | Nov 04, 2026 |
| D.A. DAVIDSON & CO. | History | Added to | 89,490 | 772 | 0.0% | 0.0% | 9 | +16 | 0.02% | Q3 2026 | Oct 27, 2026 |
| MUSTICO FINANCIAL GROUP, INC. | History | No change | 83,652 | 757 | 0.49% | 0.49% | 10 | 0 | 0.0% | Q2 2026 | Aug 11, 2026 |
| MORGAN STANLEY | History | No change | 77,677 | 717 | 0.0% | 0.0% | 11 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| Cambridge Investment Research Advisors, Inc. | History | Reduced | 62,988 | 544 | 0.0% | 0.0% | 12 | -977 | -1.53% | Q3 2026 | Nov 02, 2026 |
| Atlas Wealth LLC | History | No change | 57,449 | 530 | 0.08% | 0.08% | 13 | 0 | 0.0% | Q2 2026 | Jul 28, 2026 |
| LPL Financial LLC | History | No change | 54,614 | 504 | 0.0% | 0.0% | 14 | 0 | 0.0% | Q2 2026 | Aug 07, 2026 |
| Arax Advisory Partners | History | No change | 54,038 | 499 | 0.0% | 0.0% | 15 | 0 | 0.0% | Q2 2026 | Aug 10, 2026 |
| Baird Financial Group, Inc. | History | No change | 41,928 | 387 | 0.0% | 0.0% | 16 | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| Sowell Financial Services LLC | History | No change | 39,073 | 337 | 0.01% | 0.01% | 17 | 0 | 0.0% | Q3 2026 | Oct 23, 2026 |
| WELLS FARGO & COMPANY/MN | History | No change | 36,061 | 333 | 0.0% | 0.0% | 18 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Smith Asset Management Co., LLC | History | No change | 30,718 | 265 | 0.22% | 0.22% | 19 | 0 | 0.0% | Q3 2026 | Oct 16, 2026 |
| GUGGENHEIM CAPITAL LLC | History | No change | 25,636 | 236 | 0.0% | 0.0% | 20 | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| OSAIC HOLDINGS, INC. | History | No change | 24,398 | 225 | 0.0% | 0.0% | 21 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| CLIFFORD SWAN INVESTMENT COUNSEL LLC | History | Reduced | 26,000 | 224 | 0.01% | 0.01% | 22 | -3,500 | -11.86% | Q3 2026 | Nov 05, 2026 |
| RIVERNORTH CAPITAL MANAGEMENT, LLC | History | No change | 22,537 | 208 | 0.01% | 0.01% | 23 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Logan Stone Capital, LLC | History | No change | 16,984 | 156 | 0.03% | 0.03% | 24 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Traub Capital Management LLC | History | No change | 16,759 | 154 | 0.14% | 0.14% | 25 | 0 | 0.0% | Q2 2026 | Jul 23, 2026 |
| Clear Creek Financial Management, LLC | History | Added to | 16,622 | 143 | 0.01% | 0.01% | 26 | +5,542 | 50.02% | Q3 2026 | Oct 28, 2026 |
| BANK OF AMERICA CORP /DE/ | History | No change | 14,564 | 134 | 0.0% | 0.0% | 27 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Cetera Investment Advisers | History | No change | 13,733 | 126 | 0.0% | 0.0% | 28 | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | No change | 13,484 | 124 | 0.0% | 0.0% | 29 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| JAG CAPITAL MANAGEMENT, LLC | History | No change | 12,700 | 117 | 0.01% | 0.01% | 30 | 0 | 0.0% | Q2 2026 | Jul 29, 2026 |
| MOSAIC FAMILY WEALTH PARTNERS, LLC | History | No change | 11,824 | 109 | 0.01% | 0.01% | 31 | 0 | 0.0% | Q2 2026 | Aug 05, 2026 |
| TrueMark Investments, LLC | History | Reduced | 12,593 | 108 | 0.01% | 0.03% | 32 | -9,944 | -44.12% | Q3 2026 | Nov 05, 2026 |
| CITADEL ADVISORS LLC | History | No change | 11,062 | 102 | 0.0% | 0.0% | 33 | 0 | 0.0% | Q2 2026 | Sep 02, 2026 |
| AlphaCore Capital LLC | History | Added to | 10,700 | 92 | 0.0% | 0.0% | 34 | +100 | 0.94% | Q3 2026 | Nov 04, 2026 |
| UBS Group AG | History | No change | 8,578 | 79 | 0.0% | 0.0% | 35 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| Basepoint Wealth LLC | History | No change | 6,387 | 59 | 0.03% | 0.03% | 36 | 0 | 0.0% | Q2 2026 | Aug 10, 2026 |
| ROYAL BANK OF CANADA | History | No change | 5,498 | 51 | 0.0% | 0.0% | 37 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Thomas J. Herzfeld Advisors, Inc. | History | No change | 3,679 | 33 | 0.01% | 0.01% | 38 | 0 | 0.0% | Q2 2026 | Aug 10, 2026 |
| Paladin Partners, LLC | History | No change | 3,271 | 28 | 0.02% | 0.02% | 39 | 0 | 0.0% | Q3 2026 | Oct 06, 2026 |
| MATHER GROUP, LLC. | History | No change | 3,238 | 27 | 0.0% | 0.0% | 40 | 0 | 0.0% | Q3 2026 | Oct 14, 2026 |
| Rockefeller Capital Management L.P. | History | No change | 3,000 | 27 | 0.0% | 0.0% | 41 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| West Branch Capital LLC | History | Added to | 2,438 | 21 | 0.0% | 0.01% | 42 | +36 | 1.5% | Q3 2026 | Oct 20, 2026 |
| FIDUCIARY FINANCIAL ADVISORS | History | No change | 1,700 | 15 | 0.0% | 0.0% | 43 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| Clear Street Group Inc. | History | No change | 1,535 | 14 | 0.0% | 0.0% | 44 | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| Federation des caisses Desjardins du Quebec | History | No change | 1,300 | 12 | 0.0% | 0.0% | 45 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| BLUE BELL PRIVATE WEALTH MANAGEMENT, LLC | History | Reduced | 576 | 4 | 0.0% | 0.0% | 46 | -21 | -3.52% | Q3 2026 | Oct 29, 2026 |
| Rossby Financial, LCC | History | New | 350 | 3 | 0.0% | — | 48 | +350 | New | Q3 2026 | Nov 05, 2026 |
| HARBOUR INVESTMENTS, INC. | History | No change | 400 | 3 | 0.0% | 0.0% | 47 | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| HIGHLINE WEALTH PARTNERS LLC | History | No change | 310 | 2 | 0.0% | 0.0% | 49 | 0 | 0.0% | Q3 2026 | Oct 19, 2026 |
| WOLVERINE ASSET MANAGEMENT LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -5,416 | -100.0% | Q3 2026 | Nov 02, 2026 |