0001130464-05-000282 8-K 3 20050630 1.01 1.02 9.01 20050701 20050701 BLACK HILLS CORP /SD/ 0001130464 4911 460458824 SD 1231 8-K 34 001-31303 05931785 625 9TH STREET PO BOX 1400 RAPID CITY SD 57709 6057212343 625 9TH STREET PO BOX 1400 RAPID SD 57709 BLACK HILLS HOLDING CORP 20001222 8-K 1 form8_kcontrolchg.htm BHC FORM 8-K CHANGE IN CONTROL EX-10.1 2 ex10_1.htm EX 10-1 FORM 8-K CHANGE IN CONTROL EX-10.2 3 ex10_2.htm EX 10-2 FORM 8-K CHANGE IN CONTROL