StockData
PFONYSEFiscal year ends November 30

Flaherty & Crumrine PREFERRED & INCOME OPPORTUNITY FUND INC

$8.47−0.07 (-0.82%)

Close on Oct 19, 2026

Market cap
–
P/E (TTM)
–
Dividend yield
–

Ownership

Institutional holdings as of Jun 30, 2026, from 13F filings

Held by institutions
4M
Shares held, 13F filers
Institutional holders
50
7 new, 8 sold out
Net institutional buying
-0M
In Q2 2026
Insider trades, 12 months
0 buys · 0 sales
Open-market trades only

Shares held by institutions

Holders of more than 5%

Latest Schedule 13D (active) or 13G (passive) filed by each holder

HolderShares% of classFilingAs of
Sit Investment Associates, Inc.1,328,54610.20%13G (passive) amendmentDec 31, 2025

Top institutional holders

13F holdings as of Jun 30, 2026

HolderShares% of PFOValueChange% of portfolio
Sit Investment Associates Inc1,720,165–$15.89K+199,8590.30%
CIBC Bancorp USA Inc.588,511–$5.44M–0.01%
1607 Capital Partners, LLC200,178–$1.85M−121,4020.16%
Private Advisor Group, LLC175,625–$1.62M−10,7160.01%
Fiera Capital Corp128,673–$1.19M+3,4130.00%
Cambridge Investment Research Advisors, Inc.127,930–$1.18K+60,6190.00%
Pathstone Holdings, LLC101,525–$938.09K−169,2570.00%
Noble Wealth Management PBC100,360–$927.32K+2,9110.42%
Closed-End Fund Advisors, Inc.94,929–$877.14K+1960.86%
D.A. Davidson & Co.89,474–$826.75K+4,1590.00%
Mustico Financial Group, Inc.83,652–$757.08K+2,2400.49%
Morgan Stanley77,677–$717.74K−17,1530.00%
Atlas Wealth LLC57,449–$530.83KNew0.08%
LPL Financial LLC54,614–$504.64K+11,1100.00%
SRS Capital Advisors, Inc.54,038–$499.31K+49,7630.00%
Baird Financial Group, Inc.41,928–$387.42K−5760.00%
Sowell Financial Services LLC39,073–$361.04K–0.01%
Wells Fargo & Company/Mn36,061–$333.21K−7,0190.00%
Smith Asset Management Co., LLC30,718–$283.83K−1,1000.22%
Clifford Swan Investment Counsel LLC29,500–$272.58K–0.01%

Institutional buying and selling by quarter

Positions opened, added to, reduced and closed by 13F filers

QuarterHoldersShares heldNew / addedReduced / closedShares boughtShares sold
Q2 2026504M7 / 1912 / 80M1M
Q1 2026524M11 / 1419 / 31M0M
Q4 2025454M7 / 1217 / 51M0M
Q3 2025454M8 / 1511 / 102M1M
Q2 2025473M9 / 1610 / 70M0M
Q1 2025463M5 / 1112 / 30M0M
Q4 2024443M6 / 1310 / 91M0M
Q3 2024473M8 / 1216 / 81M0M
Q2 2024482M8 / 1412 / 31M0M
Q1 2024432M4 / 1511 / 70M0M
Q4 2023472M9 / 1413 / 31M0M
Q3 2023411M7 / 149 / 30M0M

Top mutual fund and ETF holders

Latest monthly portfolio reports (Form N-PORT)

FundShares% of PFOValue% of fundAs of
RiverNorth Active Income ETF12,615–$115.30K0.29%Jul 31, 2026
Multi-Hedge Strategies Fund406–$3.75K0.01%Jun 30, 2026
Guggenheim Multi-Hedge Strategies Fund144–$1.33K0.01%Jun 30, 2026

Officers, directors and major owners

People who filed Forms 3, 4 or 5 in the last two years

NameRoleShares ownedLatest filing
Kevin Michael MaxwellDirector–Feb 6, 2026

Insider trades

Common stock transactions reported on Form 4, newest first

InsiderDateTransactionSharesPriceValueShares after
Bradford S. Stone
VP, Treasurer and CFO
Aug 3, 2017Inheritance+1,607.52$12.22$19.64K1,645
Robert M. Ettinger
–
Nov 30, 2015Other+0––13,626
Donald F. Crumrine
–
Nov 30, 2015Other+0––5,800
Chad Conwell
CCO, Vice President, Secretary
Nov 30, 2015Other+0––500
Bradford S. Stone
CFO, Vice President, Treasurer
Nov 30, 2015Other+0––5,105
Robert E. Chadwick
CEO and President, Director
Nov 30, 2015Other+0––11,713
Karen Hanovice Hogan
Director
Aug 6, 2013Buy+900$10.56$9.50K900
Chad Conwell
CCO, VP and Secretary
Jun 3, 2013Buy+500$11.33$5.67K500
Robert M. Ettinger
President
Dec 28, 2012Gift−9,200$10.97$100.92K8,603
Robert F. Wulf
Director
Apr 14, 2010Sale−0.64$9.90$61,024
Karen Hanovice Hogan
Director
Jan 4, 2010Buy+600$8.36$5.02K600
Robert M. Ettinger
President
Dec 17, 2007Buy+8,000$9.00$72.00K20,000
Robert E. Chadwick
Chief Financial Officer
Dec 17, 2007Buy+5,000$9.04$45.20K8,013
Bradford S. Stone
Vice President
Aug 20, 2007Buy+1,000$10.00$10.00K5,000
Donald F. Crumrine
Chairman of the Board, Director
Aug 14, 2007Buy+4,800$10.91$52.37K7,143
Donald F. Crumrine
Chairman of the Board, Director
Aug 14, 2007Buy+4,800$10.70$51.36K7,143
Bradford S. Stone
Vice President
Dec 26, 2006Other+8,603$12.30$105.82K8,603
Robert E. Chadwick
Vice President, CFO
Dec 26, 2006Other+8,603$12.30$105.82K8,603
Robert E. Chadwick
CFO,Vice President & Treasurer
May 15, 2006Buy+1,000$10.84$10.84K2,718
David Gale
Director
Jan 24, 2006Buy+500$12.56$6.28K3,000

Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.