Track Nuveen Municipal High Income Opportunity Fund's operating income ($160M) with charts, peers, and YoY trends.
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+ FollowAs of Apr 30, 2026
Trailing 12 months ending Apr 30, 2026
As of the most recent data (April 2026), NMZ shows a operating income of $160M. That compares with $270M in the prior-year period — down 41.0% year over year. Scroll down for historical charts and peer comparison views.
Compared with the year-ago period, NMZ's operating income is now $160M (was $270M) — a 41.0% year-over-year decrease. Pairing that YoY change with peer averages gives a clearer picture of whether Nuveen Municipal High Income Opportunity Fund is outperforming or lagging.
Tracking NMZ's operating income over time shows whether Nuveen Municipal High Income Opportunity Fund is scaling, shrinking, or reshaping that part of the business. The current reading is $160M That compares with $270M in the prior-year period — down 41.0% year over year. Multi-quarter patterns matter more than any single print, which is why this page emphasizes history and peer comparison charts.
Besides this operating income page, Stockcircle has Nuveen Municipal High Income Opportunity Fund's full stock overview, other financial metrics, insider and congress trade tabs, and tools to follow the stock. Together they help you connect operating income (currently $160M) with ownership activity and broader fundamentals.