Form N-CSR - Certified Shareholder Report:
SEC Accession No. 0001193125-25-157002
Filing Date
2025-07-09
Accepted
2025-07-09 14:06:28
Documents
23
Period of Report
2025-04-30
Effectiveness Date
2025-07-09

Document Format Files

Seq Description Document Type Size
1 PIONEER MUNICIPAL HIGH INCOME OPPORTUNITIES FUND, INC. d940378dncsr.htm   iXBRL N-CSR 1170715
2 CODE OF ETHICS d940378dex99codeeth.htm EX-99.CODE ETH 41358
3 CERTIFICATIONS d940378dex99cert.htm EX-99.CERT 12302
4 CERTIFICATIONS d940378dex99906cert.htm EX-99.906 CERT 5760
6 GRAPHIC g15834g38u00.jpg GRAPHIC 12962
7 GRAPHIC g15834g40j00.jpg GRAPHIC 11532
8 GRAPHIC g15834g42y00.jpg GRAPHIC 11625
9 GRAPHIC g15834g44f00.jpg GRAPHIC 12966
10 GRAPHIC g940378g0704023647578.jpg GRAPHIC 2517
11 GRAPHIC g940378img0e3ec6d22.jpg GRAPHIC 13504
12 GRAPHIC g940378img233c626c3.jpg GRAPHIC 25449
13 GRAPHIC g940378img4be3e9da1.gif GRAPHIC 614
14 GRAPHIC g940378img5ad1fcd55.jpg GRAPHIC 12296
15 GRAPHIC g940378imgeddaddc94.jpg GRAPHIC 6571
  Complete submission text file 0001193125-25-157002.txt   1947561

Data Files

Seq Description Document Type Size
5 XBRL TAXONOMY EXTENSION SCHEMA pmhiofi-20250430.xsd EX-101.SCH 10156
26 EXTRACTED XBRL INSTANCE DOCUMENT d940378dncsr_htm.xml XML 58330
Mailing Address 60 STATE STREET 5TH FLOOR BOSTON MA 02109
Business Address 60 STATE STREET 5TH FLOOR BOSTON MA 02109 617-742-7825
Pioneer Municipal High Income Opportunities Fund, Inc. (Filer) CIK: 0001864290 (see all company filings)

EIN.: 000000000 | State of Incorp.: MD | Fiscal Year End: 0430
Type: N-CSR | Act: 40 | File No.: 811-23699 | Film No.: 251113116