Mailing Address 6 LIBERTY LANE WEST HAMPTON NH 03842
Business Address 6 LIBERTY LANE WEST HAMPTON NH 03842 6037736504
UNITIL CORP CIK#: 0000755001 (see all company filings)

SIC: 4931 - ELECTRIC & OTHER SERVICES COMBINED
State location: NH | State of Inc.: NH | Fiscal Year End: 1231
(CF Office: 01 Energy & Transportation)
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Items 1 - 40  0000755001 Filings RSS Feed
Filings Format Description Filing Date File/Film Number
ARS  Documents Annual Report to Security Holders
Acc-no: 0001193125-25-066468 (34 Act)  Size: 41 MB
2025-03-28 001-08858
25782315
DEF 14A  Documents   Interactive Data Other definitive proxy statements
Acc-no: 0001193125-25-066425 (34 Act)  Size: 11 MB
2025-03-28 001-08858
25781957
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0000950170-25-017154 (34 Act)  Size: 24 MB
2025-02-10 001-08858
25606482
8-K  Documents   Interactive Data Current report, items 1.01, 2.03, 7.01, 8.01, and 9.01
Acc-no: 0001193125-25-020122 (34 Act)  Size: 1 MB
2025-02-04 001-08858
25589430
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-010438 Size: 10 KB
2025-01-29
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-010434 Size: 9 KB
2025-01-29
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-010426 Size: 9 KB
2025-01-29
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-010418 Size: 9 KB
2025-01-29
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-010413 Size: 9 KB
2025-01-29
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-010410 Size: 9 KB
2025-01-29
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-010404 Size: 9 KB
2025-01-29
S-8  Documents   Interactive Data Securities to be offered to employees in employee benefit plans
Acc-no: 0001193125-25-009591 (33 Act)  Size: 311 KB
2025-01-21 333-284384
25543045
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-24-122907 Size: 4 KB
2024-11-07
8-K  Documents   Interactive Data Current report, items 5.02, 7.01, and 9.01
Acc-no: 0001193125-24-251276 (34 Act)  Size: 177 KB
2024-11-05 001-08858
241427963
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000950170-24-120859 (34 Act)  Size: 14 MB
2024-11-04 001-08858
241424504
3  Documents Initial statement of beneficial ownership of securities
Acc-no: 0000950170-24-119852 Size: 26 KB
2024-11-01
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-24-112133 Size: 6 KB
2024-10-03
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-24-112125 Size: 4 KB
2024-10-03
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-24-112115 Size: 6 KB
2024-10-03
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-24-112111 Size: 6 KB
2024-10-03
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-24-112107 Size: 4 KB
2024-10-03
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-24-112094 Size: 4 KB
2024-10-03
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-24-112083 Size: 6 KB
2024-10-03
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-24-112074 Size: 4 KB
2024-10-03
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-24-112065 Size: 6 KB
2024-10-03
8-K  Documents   Interactive Data Current report, items 1.01, 2.03, and 9.01
Acc-no: 0001193125-24-207775 (34 Act)  Size: 3 MB
2024-08-27 001-08858
241249200
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000950170-24-091194 (34 Act)  Size: 13 MB
2024-08-06 001-08858
241177017
8-K  Documents   Interactive Data Current report, items 1.01, 2.03, and 9.01
Acc-no: 0001193125-24-181278 (34 Act)  Size: 164 KB
2024-07-19 001-08858
241126060
8-K  Documents   Interactive Data Current report, items 1.01, 2.03, 7.01, and 9.01
Acc-no: 0001193125-24-178604 (34 Act)  Size: 738 KB
2024-07-12 001-08858
241114875
11-K  Documents Annual report of employee stock purchase, savings and similar plans
Acc-no: 0001193125-24-169858 (34 Act)  Size: 145 KB
2024-06-27 001-08858
241075893
8-K  Documents   Interactive Data Current report, items 5.02, 5.07, and 9.01
Acc-no: 0001193125-24-133173 (34 Act)  Size: 252 KB
2024-05-07 001-08858
24922450
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000950170-24-053926 (34 Act)  Size: 12 MB
2024-05-07 001-08858
24919576
8-K  Documents   Interactive Data Current report, items 7.01 and 9.01
Acc-no: 0001193125-24-126364 (34 Act)  Size: 13 MB
2024-05-01 001-08858
24900128
DEFA14A  Documents Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Acc-no: 0001193125-24-089706 (34 Act)  Size: 105 KB
2024-04-08 001-08858
24830268
ARS  Documents Annual Report to Security Holders
Acc-no: 0001193125-24-081681 (34 Act)  Size: 28 MB
2024-03-29 001-08858
24802587
DEF 14A  Documents   Interactive Data Other definitive proxy statements
Acc-no: 0001193125-24-081680 (34 Act)  Size: 8 MB
2024-03-29 001-08858
24802574
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0001104659-24-020128 (34 Act)  Size: 12 KB
2024-02-13 005-40265
24627154
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0000950170-24-014186 (34 Act)  Size: 20 MB
2024-02-13 001-08858
24622550
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-24-008822 Size: 9 KB
2024-01-30
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-24-008780 Size: 9 KB
2024-01-30