Flaherty & Crumrine PREFERRED & INCOME OPPORTUNITY FUND INC - Common Stock (PFO) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2014 to Q4 2025

Type / Class
Equity / Common Stock
Symbol
PFO on NYSE
Shares outstanding
13,024,961
Price per share
$9.45
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
4,006,694
Total reported value
$38,983,655
% of total 13F portfolios
0%
Share change
+817,150
Value change
+$8,170,553
Number of holders
45
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Flaherty & Crumrine PREFERRED & INCOME OPPORTUNITY FUND INC - Common Stock (PFO) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
SIT INVESTMENT ASSOCIATES INC 10% +102% $12,554,760 +$6,229,572 1,328,546 +98% Sit Investment Associates, Inc. 31 Dec 2025

As of 30 Sep 2025, 45 institutional investors reported holding 4,006,694 shares of Flaherty & Crumrine PREFERRED & INCOME OPPORTUNITY FUND INC - Common Stock (PFO). This represents 31% of the company’s total 13,024,961 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of Flaherty & Crumrine PREFERRED & INCOME OPPORTUNITY FUND INC - Common Stock (PFO) together control 29% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
SIT INVESTMENT ASSOCIATES INC 9.6% 1,254,842 +87% 0.25% $12,235,000
CIBC Private Wealth Group LLC 4.5% 588,511 0% 0.01% $5,737,982
Pathstone Holdings, LLC 2.4% 315,166 0.01% $3,072,868
1607 Capital Partners, LLC 1.5% 198,610 0.15% $1,936,447
Private Advisor Group, LLC 1.5% 191,153 +0.92% 0.01% $1,863,742
ENVESTNET ASSET MANAGEMENT INC 1.1% 146,589 +5.9% 0% $1,429,238
MORGAN STANLEY 0.88% 114,223 +2.6% 0% $1,113,674
Noble Wealth Management PBC 0.77% 100,030 -1.6% 0.52% $975,293
Advisors Asset Management, Inc. 0.72% 94,246 0.02% $918,899
D.A. DAVIDSON & CO. 0.68% 88,015 +14% 0.01% $858,156
MUSTICO FINANCIAL GROUP, INC. 0.59% 76,551 +1.3% 0.75% $669,292
TrueMark Investments, LLC 0.53% 68,712 0.12% $669,942
RIVERNORTH CAPITAL MANAGEMENT, LLC 0.53% 68,712 -72% 0.04% $669,942
Cambridge Investment Research Advisors, Inc. 0.49% 64,334 -2.4% 0% $627,000
Fiera Capital Corp 0.46% 60,145 0% $586,414
NAPA WEALTH MANAGEMENT 0.43% 56,040 +1.8% 0.26% $546,390
Arax Advisory Partners 0.39% 50,872 0.01% $496,011
WELLS FARGO & COMPANY/MN 0.34% 44,332 +4.4% 0% $432,230
LPL Financial LLC 0.33% 43,444 -6.7% 0% $423,575
Baird Financial Group, Inc. 0.33% 43,171 +0.68% 0% $420,917
Invesco Ltd. 0.33% 42,621 -2.2% 0% $415,555
Sowell Financial Services LLC 0.3% 39,073 0% 0.01% $380,962
CLIFFORD SWAN INVESTMENT COUNSEL LLC 0.23% 29,500 +97% 0.01% $287,625
NewEdge Advisors, LLC 0.21% 27,372 -12% 0% $266,877
BANK OF AMERICA CORP /DE/ 0.15% 19,464 -9.3% 0% $189,774

Institutional Holders of Flaherty & Crumrine PREFERRED & INCOME OPPORTUNITY FUND INC - Common Stock (PFO) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 227,273 $2,147,734 -$171,476 $9.45 6
2025 Q3 4,006,694 $38,983,655 +$8,170,553 $9.75 45
2025 Q2 3,087,846 $28,565,757 +$423,188 $9.25 47
2025 Q1 3,048,599 $28,002,123 +$835,710 $9.22 45
2024 Q4 2,955,005 $26,674,505 +$2,496,706 $9.01 43
2024 Q3 2,500,166 $23,446,816 +$4,514,287 $9.41 46
2024 Q2 2,050,850 $17,363,595 +$1,997,522 $8.47 47
2024 Q1 1,814,663 $15,316,160 +$37,712 $8.44 42
2023 Q4 1,707,165 $13,596,923 +$2,920,653 $7.96 43
2023 Q3 1,432,748 $10,657,854 +$1,694,512 $7.44 39
2023 Q2 1,201,818 $9,628,508 +$649,038 $8.01 35
2023 Q1 1,138,377 $9,363,069 +$118,516 $8.25 34
2022 Q4 1,051,946 $9,110,281 -$504,065 $8.60 41
2022 Q3 1,122,950 $9,639,244 +$1,463,157 $8.57 40
2022 Q2 936,637 $8,925,543 -$4,194 $9.52 38
2022 Q1 947,750 $10,906,748 +$397,184 $11.50 36
2021 Q4 919,866 $11,730,028 +$1,039,251 $12.75 39
2021 Q3 860,211 $11,026,729 -$569,973 $12.82 39
2021 Q2 900,522 $12,021,234 +$290,852 $13.35 38
2021 Q1 879,063 $11,572,522 -$478,574 $13.16 39
2020 Q4 914,907 $11,995,203 +$529,297 $13.12 37
2020 Q3 811,710 $9,659,661 +$529,148 $11.90 36
2020 Q2 839,906 $9,341,204 -$951,336 $11.12 33
2020 Q1 921,394 $9,124,870 +$127,329 $9.90 34
2019 Q4 911,196 $11,209,016 -$182,529 $12.32 35
2019 Q3 894,712 $10,937,899 -$619,494 $12.23 33
2019 Q2 947,108 $11,091,646 +$1,032,721 $11.71 36
2019 Q1 853,117 $9,567,026 -$1,763,676 $11.22 35
2018 Q4 1,014,295 $10,685,749 +$707,422 $10.53 36
2018 Q3 932,394 $10,860,412 -$2,439,659 $11.64 35
2018 Q2 1,165,168 $12,538,475 +$734,674 $10.75 39
2018 Q1 1,096,521 $11,905,801 +$801,679 $10.86 38
2017 Q4 1,009,168 $11,920,114 +$342,874 $11.81 35
2017 Q3 984,225 $12,050,870 +$7,472 $12.24 30
2017 Q2 983,395 $12,343,617 -$1,214,496 $12.56 30
2017 Q1 903,410 $10,733,944 +$115,934 $11.88 32
2016 Q4 862,372 $9,595,022 +$425,327 $11.12 31
2016 Q3 824,216 $9,486,980 -$875,217 $11.52 25
2016 Q2 933,802 $11,680,000 -$941,076 $12.51 26
2016 Q1 1,008,632 $11,889,455 +$1,001,400 $11.79 30
2015 Q4 927,703 $9,894,305 +$559,359 $10.67 30
2015 Q3 911,765 $9,364,940 +$671,670 $10.27 31
2015 Q2 824,416 $8,773,227 -$94,902 $10.63 26
2015 Q1 812,785 $9,904,364 -$584,540 $12.18 21
2014 Q4 861,587 $9,959,378 -$305,215 $11.55 24
2014 Q3 906,385 $9,847,309 -$1,460,576 $10.87 27
2014 Q2 1,023,249 $11,863,285 -$713,582 $11.59 26
2014 Q1 1,084,340 $12,291,313 +$847,869 $11.35 22