IDACORP, Inc. (NYSE:IDA) will report its third quarter results on Thursday, October 29, in a news release before the stock markets open. The company will hold an analyst conference call that day at 2:30 p.m. Mountain Time (4:30 p.m. Eastern Time) to discuss the third quarter 2026 earnings.

All parties interested in listening may do so through a live Webcast. The conference call logistics are posted on the company’s website (www.idacorpinc.com) and will be included in the company’s earnings news release. Slides will be included during the conference call. To access the slide deck, please visit www.idacorpinc.com/investor-relations. A replay of the conference call will be available on the company’s website for a period of 12 months and will be available shortly after the call.

Background Information

IDACORP, Inc. (NYSE:IDA), Boise, Idaho-based and formed in 1998, is a holding company comprised of Idaho Power, a regulated electric utility; IDACORP Financial, an investor in affordable housing and other real estate tax credit investments; and Ida-West Energy, an operator of small hydroelectric generation. Idaho Power, headquartered in vibrant and fast-growing Boise, Idaho, has been a locally operated energy company since 1916. Today, it serves a 24,000-square-mile service area in Idaho and Oregon. With 17 low-cost hydropower projects at the core of its diverse energy mix, Idaho Power’s residential, business, and agricultural customers pay among the nation's lowest prices for electricity. Its 2,200 employees proudly serve more than 670,000 customers with a culture of safety first, integrity always, and respect for all. To learn more about IDACORP or Idaho Power, visit idacorpinc.com or idahopower.com.

View source version on businesswire.com: https://www.businesswire.com/news/home/20261015234139/en/

John R. Wonderlich

Investor Relations Manager

Phone: 208-388-5413

JWonderlich@idahopower.com