BLACK HILLS CORP /SD/ — 4/A Filings
16 4/A filings on record
This page lists all 4/A filings submitted to the SEC by BLACK HILLS CORP /SD/ (BKH), sorted by most recent first. Each row links to the full filing on EdgarLookup. BLACK HILLS CORP /SD/ has filed 16 4/A documents with the SEC since 2016. To view all SEC filings by BLACK HILLS CORP /SD/, see the full filings list.
All
10-K
10-K/A
10-K405
10-K405/A
10-Q
10-Q/A
11-K
144
25-NSE
3
305B2
35-CERT
4
4/A
424B2
424B3
424B4
424B5
424B7
425
5
8-A12B
8-K
8-K/A
ARS
CERTNYS
CORRESP
DEF 14A
DEFA14A
DEFR14A
DRS
EFFECT
FWP
POSASR
PRE 14A
RW
S-1
S-1/A
S-3
S-3/A
S-3ASR
S-4
S-4/A
S-8
S-8 POS
SC 13G
SC 13G/A
SCHEDULE 13G/A
SE
U-1
U-1/A
U-3A-2
U-6B-2
U-9C-3
U5A
U5A/A
U5B
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 4/A | PRIMARY DOCUMENT | 0001593968-20-001842 | Sep 3, 2020 | Aug 6, 2020 |
| 4/A | PRIMARY DOCUMENT | 0001593968-18-000570 | Mar 15, 2018 | Feb 2, 2018 |
| 4/A | PRIMARY DOCUMENT | 0001593968-18-000568 | Mar 15, 2018 | Feb 2, 2018 |
| 4/A | PRIMARY DOCUMENT | 0001593968-18-000566 | Mar 15, 2018 | Feb 2, 2018 |
| 4/A | PRIMARY DOCUMENT | 0001593968-18-000564 | Mar 15, 2018 | Feb 2, 2018 |
| 4/A | PRIMARY DOCUMENT | 0001593968-18-000562 | Mar 15, 2018 | Feb 2, 2018 |
| 4/A | PRIMARY DOCUMENT | 0001593968-18-000560 | Mar 14, 2018 | Feb 2, 2018 |
| 4/A | PRIMARY DOCUMENT | 0001130464-13-000183 | Aug 21, 2013 | Aug 7, 2013 |
| 4/A | PRIMARY DOCUMENT | 0001130464-13-000127 | Jun 5, 2013 | Feb 28, 2013 |
| 4/A | PRIMARY DOCUMENT | 0001130464-13-000011 | Jan 31, 2013 | Nov 30, 2012 |
| 4/A | PRIMARY DOCUMENT | 0001130464-12-000188 | Dec 4, 2012 | Aug 31, 2012 |
| 4/A | PRIMARY DOCUMENT | 0001130464-12-000187 | Dec 4, 2012 | Aug 31, 2012 |
| 4/A | FORM 4/A | 0001140361-12-013108 | Mar 5, 2012 | Feb 29, 2012 |
| 4/A | FORM 4/A | 0001140361-12-001354 | Jan 5, 2012 | Mar 17, 2011 |
| 4/A | PRIMARY DOCUMENT | 0001130464-10-000027 | Jan 8, 2010 | Jan 2, 2010 |
| 4/A | ASHBECK AMENDED FORM 4 4-23-03 | 0001130464-03-000107 | Apr 29, 2003 | Apr 23, 2003 |