# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001193125-21-025264
Filing Date
2021-02-02
Accepted
2021-02-02 06:52:34
Documents
103
Period of Report
2020-12-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-K | d67774d10k.htm iXBRL | 10-K | 3324170
2 | EX-4.48 | d67774dex448.htm | EX-4.48 | 211748
3 | EX-4.49 | d67774dex449.htm | EX-4.49 | 154213
4 | EX-4.50 | d67774dex450.htm | EX-4.50 | 23888
5 | EX-4.51 | d67774dex451.htm | EX-4.51 | 10477
6 | EX-10.20 | d67774dex1020.htm | EX-10.20 | 12970
7 | EX-10.24 | d67774dex1024.htm | EX-10.24 | 8222
8 | EX-11.1 | d67774dex111.htm | EX-11.1 | 11103
9 | EX-21.1 | d67774dex211.htm | EX-21.1 | 1492
10 | EX-23.1 | d67774dex231.htm | EX-23.1 | 1805
11 | EX-31.1 | d67774dex311.htm | EX-31.1 | 10679
12 | EX-31.2 | d67774dex312.htm | EX-31.2 | 10229
13 | EX-31.3 | d67774dex313.htm | EX-31.3 | 10231
14 | EX-32.1 | d67774dex321.htm | EX-32.1 | 6526
15 | EX-99.1 | d67774dex991.htm | EX-99.1 | 77049
21 | GRAPHIC | g67774dsp087.jpg | GRAPHIC | 13314
22 | GRAPHIC | g67774dsp088.jpg | GRAPHIC | 18759
23 | GRAPHIC | g67774g001.jpg | GRAPHIC | 2927
24 | GRAPHIC | g67774g12m11.jpg | GRAPHIC | 35645
25 | GRAPHIC | g67774g25e25.jpg | GRAPHIC | 67979
| Complete submission text file | 0001193125-21-025264.txt |  | 16111652

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
16 | XBRL TAXONOMY EXTENSION SCHEMA | utl-20201231.xsd | EX-101.SCH | 83895
17 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE | utl-20201231_cal.xml | EX-101.CAL | 57291
18 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE | utl-20201231_def.xml | EX-101.DEF | 586707
19 | XBRL TAXONOMY EXTENSION LABEL LINKBASE | utl-20201231_lab.xml | EX-101.LAB | 661196
20 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE | utl-20201231_pre.xml | EX-101.PRE | 651831
26 | EXTRACTED XBRL INSTANCE DOCUMENT | d67774d10k_htm.xml | XML | 3607300

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.: 21578975
SIC: 4931 Electric & Other Services Combined