Security key
670682103
NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND - COM (NMZ)
CUSIP: 670682103
Q1 2024 13F Holders as of 31 Mar 2024
- Security type / class
- Equity / COM
- Total 13F shares
- 15,668,790
- Total 13F value
- $165,368,655
- Share change
- +278,176
- SEC-reported price per share
- $10.56
- Number of holders
- 117
- Value change
- +$3,572,346
- Number of buys
- 54
- Number of sells
- 49
Report period
Q1 2024
Institutions
117
Top holders
10
NMZ full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2025
NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND SEC filings
Broader feeds
Reporting periods
Holder history for CUSIP 670682103
Recent filing periods:
Ownership snapshot
Top reported holders of NMZ - NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND - COM (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
MORGAN STANLEY
Disclosed value leader
MORGAN STANLEY
Comparable rows
0/15
Latest evidence
31 Dec 2023
13F
Highest disclosed value: $19,109,105
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
MORGAN STANLEY has the largest disclosed position value at $19.11M.
0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens MORGAN STANLEY's linked filing trail.
Disclosed position value
Top 5
MORGAN STANLEY
$19.11M
UBS Group AG
$15.24M
GUGGENHEIM CAPITAL LLC
$11.42M
VAN ECK ASSOCIATES CORP
$7.86M
WELLS FARGO & COMPANY/MN
$6.12M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| MORGAN STANLEY |
13F
Company
|
—
class O/S missing
|
$19,109,105
1,934,119 shares
|
— | 31 Dec 2023 |
| UBS Group AG |
13F
Company
|
—
class O/S missing
|
$15,236,284
1,542,134 shares
|
— | 31 Dec 2023 |
| GUGGENHEIM CAPITAL LLC |
13F
Company
|
—
class O/S missing
|
$11,419,996
1,155,870 shares
|
— | 31 Dec 2023 |
| VAN ECK ASSOCIATES CORP |
13F
Company
|
—
class O/S missing
|
$7,861,000
795,684 shares
|
— | 31 Dec 2023 |
| WELLS FARGO & COMPANY/MN |
13F
Company
|
—
class O/S missing
|
$6,123,568
619,794 shares
|
— | 31 Dec 2023 |
| Gridiron Partners, LLC |
13F
Company
|
—
class O/S missing
|
$4,966,824
502,715 shares
|
— | 31 Dec 2023 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2024
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
117
Shares
15,668,790
Rows available
117
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2024 vs Q1 2026 Across Filers
Q1 2026 holders
137
Q1 2024 holders
117
Holder diff
-20
| Investor | Q1 2026 Shares | Q1 2024 Shares | Share Diff | Share Chg % | Q1 2026 value | Q1 2024 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend