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

CUSIP: 33848E106

Q4 2025 13F Holders as of 31 Dec 2025

Holder snapshot 6 signals
Share change
+308,161
SEC-reported price per share
$9.45
Number of holders
45
Value change
+$2,855,989
Number of buys
17
Number of sells
22
Security identity Names, identifiers, and filing context for this profile. 1 source field
Shares outstanding
13,024,961

Security key

33848E106

Report period

Q4 2025

Institutions

45

Top holders

10

Ownership snapshot

Top reported holders of PFO - Flaherty & Crumrine PREFERRED & INCOME OPPORTUNITY FUND INC - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
SIT INVESTMENT ASSOCIATES...
Disclosed value leader
SIT INVESTMENT ASSOCIATES...
Comparable rows
15/15
Latest evidence
31 Dec 2025
13D/G 13F Lead comparable stake: 10% 13D/G row: SIT INVESTMENT ASSOCIATES INC Showing 1-6 of 15 holder rows.

Quick read

SIT INVESTMENT ASSOCIATES INC leads the comparable SEC ownership view at 10%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens SIT INVESTMENT ASSOCIATES INC's linked filing trail.
Comparable ownership Top 5
SIT INVESTMENT ASSOCIATES INC 10%
CIBC Private Wealth Group LLC 4.5%
Pathstone Holdings, LLC 2.4%
1607 Capital Partners, LLC 1.5%
Private Advisor Group, LLC 1.5%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
SIT INVESTMENT ASSOCIATES INC
13D/G 13F
Company
10%
$12,554,760
1,328,546 shares
+$6,229,572 31 Dec 2025
CIBC Private Wealth Group LLC
13F
Company
13F
4.5%
$5,737,982
588,511 shares
30 Sep 2025
Pathstone Holdings, LLC
13F
Company
13F
2.4%
$3,072,868
315,166 shares
30 Sep 2025
1607 Capital Partners, LLC
13F
Company
13F
1.5%
$1,936,447
198,610 shares
30 Sep 2025
Private Advisor Group, LLC
13F
Company
13F
1.5%
$1,863,742
191,153 shares
30 Sep 2025
ENVESTNET ASSET MANAGEMENT INC
13F
Company
13F
1.1%
$1,429,238
146,589 shares
30 Sep 2025
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q4 2025

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions
45
Shares
4,344,908
Rows available
45
Investor Option Weight % Change % SEC-reported value * Price Shares Share Change Activity Report Period

* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q4 2025 vs Q3 2025 Across Filers

Q3 2025 holders
45
Q4 2025 holders
45
Holder diff
0
Investor Q3 2025 Shares Q4 2025 Shares Share Diff Share Chg % Q3 2025 value Q4 2025 value Value change Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
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