Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001193125-26-067872
Filing Date
2026-02-25
Accepted
2026-02-24 19:26:00
Documents
176
Period of Report
2025-12-31

Document Format Files

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  Complete submission text file 0001193125-26-067872.txt   40056004

Data Files

Seq Description Document Type Size
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179 EXTRACTED XBRL INSTANCE DOCUMENT ava-20251231_htm.xml XML 9805938
Mailing Address 1411 EAST MISSION SPOKANE WA 99202
Business Address 1411 E MISSION AVE SPOKANE WA 99202 5094890500
AVISTA CORP (Filer) CIK: 0000104918 (see all company filings)

EIN.: 910462470 | State of Incorp.: WA | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-03701 | Film No.: 26673689
SIC: 4931 Electric & Other Services Combined
(CF Office: 01 Energy & Transportation)