BLACK HILLS CORP /SD/ — FWP Filings
16 FWP filings on record
This page lists all FWP 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 FWP 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 |
|---|---|---|---|---|
| FWP | FWP | 0001104659-25-093349 | Sep 25, 2025 | — |
| FWP | FWP | 0001104659-24-060533 | May 13, 2024 | — |
| FWP | FWP | 0001104659-23-098685 | Sep 6, 2023 | — |
| FWP | FWP | 0001104659-23-027896 | Mar 2, 2023 | — |
| FWP | FWP | 0001104659-21-108608 | Aug 23, 2021 | — |
| FWP | FWP | 0001104659-20-072884 | Jun 12, 2020 | — |
| FWP | PRICING TERM SHEET - 3.050% NOTES DUE 2029 & 3.875% NOTES DUE 2049 | 0001104659-19-051562 | Sep 26, 2019 | — |
| FWP | FINAL TERM SHEET - 4.350% NOTES DUE 2033 | 0001104659-18-052035 | Aug 15, 2018 | — |
| FWP | FWP | 0001104659-16-138666 | Aug 10, 2016 | — |
| FWP | FWP | 0001104659-16-088895 | Jan 8, 2016 | — |
| FWP | FWP | 0001104659-15-079808 | Nov 18, 2015 | — |
| FWP | FWP | 0001104659-13-084893 | Nov 14, 2013 | — |
| FWP | FWP | 0001104659-10-057398 | Nov 10, 2010 | — |
| FWP | FWP | 0001104659-10-037835 | Jul 13, 2010 | — |
| FWP | FWP | 0001104659-09-031901 | May 12, 2009 | — |
| FWP | FWP | 0001104659-09-031670 | May 12, 2009 | — |