0001130464-26-000067.txt : 20260528 0001130464-26-000067.hdr.sgml : 20260528 20260528124448 ACCESSION NUMBER: 0001130464-26-000067 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20260527 FILED AS OF DATE: 20260528 DATE AS OF CHANGE: 20260528 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Otto Robert P CENTRAL INDEX KEY: 0001693863 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-31303 FILM NUMBER: 261031869 MAIL ADDRESS: STREET 1: PO BOX 1400 CITY: RAPID CITY STATE: SD ZIP: 57709 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: BLACK HILLS CORP /SD/ CENTRAL INDEX KEY: 0001130464 STANDARD INDUSTRIAL CLASSIFICATION: ELECTRIC SERVICES [4911] ORGANIZATION NAME: 01 Energy & Transportation EIN: 460458824 STATE OF INCORPORATION: SD FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 7001 MT RUSHMORE RD STREET 2: PO BOX 1400 CITY: RAPID CITY STATE: SD ZIP: 57709 BUSINESS PHONE: 6057212343 MAIL ADDRESS: STREET 1: 7001 MT RUSHMORE RD STREET 2: PO BOX 1400 CITY: RAPID STATE: SD ZIP: 57709 FORMER COMPANY: FORMER CONFORMED NAME: BLACK HILLS HOLDING CORP DATE OF NAME CHANGE: 20001222 4 1 primary_01.xml PRIMARY DOCUMENT EX-24 2 ottopoa2024.txt EX-24 DOCUMENT