Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000950170-25-017154
Filing Date
2025-02-10
Accepted
2025-02-10 17:00:34
Documents
93
Period of Report
2024-12-31

Document Format Files

Seq Description Document Type Size
1 10-K utl-20241231.htm   iXBRL 10-K 5357540
2 EX-10.23 utl-ex10_23.htm EX-10.23 30226
3 EX-19.2 utl-ex19_2.htm EX-19.2 91599
4 EX-21.1 utl-ex21_1.htm EX-21.1 3799
5 EX-23.1 utl-ex23_1.htm EX-23.1 7646
6 EX-31.1 utl-ex31_1.htm EX-31.1 16715
7 EX-31.2 utl-ex31_2.htm EX-31.2 16548
8 EX-31.3 utl-ex31_3.htm EX-31.3 16691
9 EX-32.1 utl-ex32_1.htm EX-32.1 29841
10 EX-99.1 utl-ex99_1.htm EX-99.1 370024
11 GRAPHIC img121274776_0.jpg GRAPHIC 5351
12 GRAPHIC img138359329_0.jpg GRAPHIC 5449
13 GRAPHIC img138464607_0.gif GRAPHIC 23184
  Complete submission text file 0000950170-25-017154.txt   24507838

Data Files

Seq Description Document Type Size
14 XBRL TAXONOMY EXTENSION SCHEMA WITH EMBEDDED LINKBASES DOCUMENT utl-20241231.xsd EX-101.SCH 2337448
96 EXTRACTED XBRL INSTANCE DOCUMENT utl-20241231_htm.xml XML 6305233
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: 10-K | Act: 34 | File No.: 001-08858 | Film No.: 25606482
SIC: 4931 Electric & Other Services Combined
(CF Office: 01 Energy & Transportation)