Bank of New York Mellon’s Pioneer Municipal High Income Opportunities Fund MIO Stock Holding History

Bank of New York Mellon’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	-18,550	Closed	-$219K	–	4227
2025 Q2	$219K	Sell	18,550 -16,881	-48%	-$198K	﹤0.01%	3945
2025 Q1	$418K	Hold	35,431	–	–	﹤0.01%	3537
2024 Q4	$420K	Sell	35,431 -1	-0%	-$12	﹤0.01%	3613
2024 Q3	$439K	Buy	35,432 +20,114	+131%	+$243K	﹤0.01%	3591
2024 Q2	$178K	Sell	15,318 -32,321	-68%	-$366K	﹤0.01%	3967
2024 Q1	$539K	Buy	+47,639	New	+$521K	﹤0.01%	3479
2023 Q3	–	Sell	-23,659	Closed	-$255K	–	4384
2023 Q2	$255K	Buy	+23,659	New	+$250K	﹤0.01%	3903

Other funds holding MIO

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

Bank of New York Mellon's MIO Position: Q3 2025 in Review

Bank of New York Mellon sold out of Pioneer Municipal High Income Opportunities Fund (MIO) in Q3 2025, closing a stake of 18,550 shares — an estimated $219K sold.

Bank of New York Mellon first reported a position in MIO in Q2 2023 and held it in 7 quarters. The position peaked at $539K in Q1 2024. 1 fund tracked by Wall St. Rank holds MIO as of Q3 2025.

Bank of New York Mellon reported no remaining Pioneer Municipal High Income Opportunities Fund position as of Q3 2025 after selling out during the quarter.
Bank of New York Mellon sold 18,550 Pioneer Municipal High Income Opportunities Fund shares in Q3 2025, an estimated $219K.
Bank of New York Mellon first reported a position in Pioneer Municipal High Income Opportunities Fund in Q2 2023 and held it in 7 quarters.
Bank of New York Mellon's Pioneer Municipal High Income Opportunities Fund position peaked at $539K in Q1 2024.
1 fund tracked by Wall St. Rank held Pioneer Municipal High Income Opportunities Fund as of Q3 2025.

Based on Bank of New York Mellon's 13F filing for Q3 2025, filed 3 Nov 2025.