Form DEF 14A - Other definitive proxy statements:
SEC Accession No. 0001193125-26-128263
Filing Date
2026-03-27
Accepted
2026-03-27 13:00:28
Documents
63
Period of Report
2026-04-29

Document Format Files

Seq Description Document Type Size
1 DEF 14A d54836ddef14a.htm   iXBRL DEF 14A 1815135
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29 GRAPHIC g54836g20g03.jpg GRAPHIC 26474
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  Complete submission text file 0001193125-26-128263.txt   12915533

Data Files

Seq Description Document Type Size
2 XBRL TAXONOMY EXTENSION SCHEMA utl-20251231.xsd EX-101.SCH 15671
66 EXTRACTED XBRL INSTANCE DOCUMENT d54836ddef14a_htm.xml XML 333670
Mailing Address 6 LIBERTY LANE WEST HAMPTON NH 03842
Business Address 6 LIBERTY LANE WEST HAMPTON NH 03842 6037736504
UNITIL CORP (Filer) CIK: 0000755001 (see all company filings)

EIN.: 020381573 | State of Incorp.: NH | Fiscal Year End: 1231
Type: DEF 14A | Act: 34 | File No.: 001-08858 | Film No.: 26804380
SIC: 4931 Electric & Other Services Combined
(CF Office: 01 Energy & Transportation)