Bulldog Investors’s Pioneer Municipal High Income Opportunities Fund MIO Stock Holding History

Bulldog Investors’s Portfolio MIO Stock Details MIO Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q3	–	Sell	-80,353	Closed	-$948K	–	205
2025 Q2	$948K	Buy	+80,353	New	+$941K	0.24%	86
2022 Q3	–	Sell	-26,406	Closed	-$320K	–	334
2022 Q2	$320K	Buy	26,406 +14,029	+113%	+$176K	0.09%	190
2022 Q1	$184K	Buy	+12,377	New	+$202K	0.05%	202

Other funds holding MIO

Osaic Holdings Scottsdale, Arizona $68.3B AUM 20.5% 1-Year Est. Return

Bulldog Investors's MIO Position: Q3 2025 in Review

Bulldog Investors sold out of Pioneer Municipal High Income Opportunities Fund (MIO) in Q3 2025, closing a stake of 80,353 shares — an estimated $948K sold.

Bulldog Investors first reported a position in MIO in Q1 2022 and held it in 3 quarters. The position peaked at $948K in Q2 2025. 1 fund tracked by Wall St. Rank holds MIO as of Q3 2025.

Bulldog Investors reported no remaining Pioneer Municipal High Income Opportunities Fund position as of Q3 2025 after selling out during the quarter.
Bulldog Investors sold 80,353 Pioneer Municipal High Income Opportunities Fund shares in Q3 2025, an estimated $948K.
Bulldog Investors first reported a position in Pioneer Municipal High Income Opportunities Fund in Q1 2022 and held it in 3 quarters.
Bulldog Investors's Pioneer Municipal High Income Opportunities Fund position peaked at $948K in Q2 2025.
1 fund tracked by Wall St. Rank held Pioneer Municipal High Income Opportunities Fund as of Q3 2025.

Based on Bulldog Investors's 13F filing for Q3 2025, filed 14 Nov 2025.