Idacorp Inc.

IDA·NYSE·$142.65Share Price as of 11/2·$8BMarket Cap as of 11/2

Financials

10-QQ3 ended 09/30/2610/29/26 10-QQ2 ended 06/30/2607/30/26 10-QQ1 ended 03/31/2604/30/26 10-KFY 202502/19/26 10-QQ3 ended 09/30/2510/30/25

Disclosures

8-KCurrent report10/29/26 8-KCurrent report07/30/26 8-KCurrent report05/21/26 8-KCurrent report05/15/26 8-KCurrent report04/30/26

Prospectuses and Registrations

S-3Shelf registration10/30/26 424B5Prospectus supplement05/15/26 S-8Registration of securities for employees05/23/25 424B5Prospectus supplement05/09/25 424B5Prospectus supplement05/08/25

Proxies

DEF 14ADefinitive proxy04/02/26 DEFA14AAdditional proxy materials04/02/26 DEF 14ADefinitive proxy04/01/25 DEFA14AAdditional proxy materials04/01/25 DEF 14ADefinitive proxy04/02/24

Ownership

SC 13G/ABeneficial ownership (amended)08/13/26 Form 4Insider transaction06/11/26 144Proposed sale of securities06/09/26 144/AProposed sale of securities (amended)06/09/26 Form 4Insider transaction06/01/26

Other

11-KEmployee stock purchase plan report06/25/26 ARSAnnual report to shareholders03/06/26 11-KEmployee stock purchase plan report06/25/25 ARSAnnual report to shareholders03/05/25 11-KEmployee stock purchase plan report06/20/24