Flaherty & Crumrine PREFERRED & INCOME OPPORTUNITY FUND INC

TrueMark Investments, LLC PFO

Report date

3/31/2026

Quarter

2026 Q1

Filed

4/20/2026

Shares

21,043

Value ($000)

190

Weight

0.0%

2025 Q3 - 2026 Q1 (3 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2026 Q1	4/20/2026	190	0.0%	21,043	3/31/2026
2025 Q4	1/14/2026	668	0.1%	70,697	12/31/2025
2025 Q3	10/30/2025	670	0.1%	68,712	9/30/2025