Flaherty & Crumrine PREFERRED & INCOME OPPORTUNITY FUND INC

SIT INVESTMENT ASSOCIATES INC PFO

Report date

3/31/2026

Quarter

2026 Q1

Filed

5/13/2026

Shares

1,520,306

Value ($000)

13,744

Weight

0.3%

2013 Q4 - 2026 Q1 (6 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	5/13/2026	13,744	0.3%	1,520,306	3/31/2026
2025 Q4	2/12/2026	12,555	0.3%	1,328,546	12/31/2025
2025 Q3	11/13/2025	12,235	0.2%	1,254,842	9/30/2025
2025 Q2	8/14/2025	6,191	0.1%	669,332	6/30/2025
2014 Q1	4/24/2014	2,257	0.0%	198,847	3/31/2014
2013 Q4	1/23/2014	1,945	0.0%	192,947	12/31/2013