Financial reports
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Ownership
4
BLACK HILLS CORP /SD/
22 Apr 20
4
BLACK HILLS CORP /SD/
25 Mar 20
4
BLACK HILLS CORP /SD/
18 Feb 20
4
BLACK HILLS CORP /SD/
7 Feb 20
4
BLACK HILLS CORP /SD/
5 Feb 20
5
BLACK HILLS CORP /SD/
29 Jan 20
4
BLACK HILLS CORP /SD/
21 Jan 20
4
BLACK HILLS CORP /SD/
18 Dec 19
4
BLACK HILLS CORP /SD/
19 Nov 19
4
BLACK HILLS CORP /SD/
22 Oct 19