0001593968-16-000825.txt : 20160602 0001593968-16-000825.hdr.sgml : 20160602 20160602151145 ACCESSION NUMBER: 0001593968-16-000825 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20160531 FILED AS OF DATE: 20160602 DATE AS OF CHANGE: 20160602 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: BLACK HILLS CORP /SD/ CENTRAL INDEX KEY: 0001130464 STANDARD INDUSTRIAL CLASSIFICATION: ELECTRIC SERVICES [4911] IRS NUMBER: 460458824 STATE OF INCORPORATION: SD FISCAL YEAR END: 0128 BUSINESS ADDRESS: STREET 1: 625 9TH STREET STREET 2: PO BOX 1400 CITY: RAPID CITY STATE: SD ZIP: 57709 BUSINESS PHONE: 6057212343 MAIL ADDRESS: STREET 1: 625 9TH STREET 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 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: MILLS STEVEN RICHARD CENTRAL INDEX KEY: 0001230727 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-31303 FILM NUMBER: 161692284 MAIL ADDRESS: STREET 1: C/O ARCHER DANIELS MIDLAND CO STREET 2: 4666 FARIES PARKWAY CITY: DECATUR STATE: IL ZIP: 62526 4 1 primary_01.xml PRIMARY DOCUMENT X0306 4 2016-05-31 0001130464 BLACK HILLS CORP /SD/ BKH 0001230727 MILLS STEVEN RICHARD PO BOX 1400 RAPID CITY SD 57709 true false false false Common Stock 2016-06-01 4 I false 20.2780 60.62 A 12947.0482 D Phantom Stock Unit 2016-05-31 4 A false 330.3601 60.54 A Common Stock 330.3601 7897.8782 I By Trust Phantom Stock Unit 2016-06-01 4 A false 54.7197 60.62 A Common Stock 54.7197 7952.5979 I By Trust 1 for 1 conversion ratio Derivative security is exercisable upon retirement under terms of the agreement. Derivative security expires upon retirement under terms of the agreement. /s/Lorna J. Gunderman 2016-06-02