Form 424B5 - Prospectus [Rule 424(b)(5)]:
SEC Accession No. 0001104659-26-090107
Filing Date
2026-08-04
Accepted
2026-08-04 08:58:03
Documents
12

Document Format Files

Seq Description Document Type Size
1 424B5 tm2621767-1_424b5.htm 424B5 550178
2 EX-FILING FEES tm2621767d1_ex-filingfees.htm   iXBRL EX-FILING FEES 25785
3 GRAPHIC lg_pinnaclewestcap-4c.jpg GRAPHIC 13861
  Complete submission text file 0001104659-26-090107.txt   718104

Data Files

Seq Description Document Type Size
16 EXTRACTED XBRL INSTANCE DOCUMENT tm2621767d1_ex-filingfees_htm.xml XML 4394
Mailing Address 400 NORTH FIFTH STREET MS 8695 PHOENIX AZ 85004
Business Address 400 NORTH FIFTH STREET MS 8695 PHOENIX AZ 85004 602 250 1000
PINNACLE WEST CAPITAL CORP (Filer) CIK: 0000764622 (see all company filings)

EIN.: 860512431 | State of Incorp.: AZ | Fiscal Year End: 1231
Type: 424B5 | Act: 33 | File No.: 333-277448 | Film No.: 261235856
SIC: 4911 Electric Services
(CF Office: 01 Energy & Transportation)