Unitil Corporation

UTL·NYSE·$51.59Share Price as of 11/2·$928MMarket Cap as of 11/2

Financials

10-QQ2 ended 06/30/2608/03/26 10-QQ1 ended 03/31/2605/04/26 10-KFY 202502/09/26 10-QQ3 ended 09/30/2511/03/25 10-QQ2 ended 06/30/2508/04/25

Disclosures

8-KCurrent report10/26/26 8-KCurrent report10/19/26 8-KCurrent report09/29/26 8-KCurrent report07/07/26 8-KCurrent report05/27/26

Prospectuses and Registrations

424B5Prospectus supplement02/19/26 424B5Prospectus supplement08/18/25 424B5Prospectus supplement08/14/25 424B5Prospectus supplement06/03/25 S-3ASRAutomatic shelf registration06/03/25

Proxies

DEF 14ADefinitive proxy03/27/26 DEF 14ADefinitive proxy03/28/25 DEFA14AAdditional proxy materials04/08/24 DEF 14ADefinitive proxy03/29/24 DEFA14AAdditional proxy materials04/07/23

Ownership

Form 4Insider transaction10/02/26 Form 4Insider transaction10/02/26 Form 4Insider transaction10/02/26 Form 4Insider transaction10/02/26 Form 4Insider transaction10/02/26

Other

11-KEmployee stock purchase plan report06/26/26 ARSAnnual report to shareholders03/27/26 11-KEmployee stock purchase plan report06/25/25 UPLOADLetter from the SEC04/16/25 ARSAnnual report to shareholders03/28/25