244 filings
10-Q
2019 Q3
Northern States Power Co
Quarterly report
25 Oct 19
12:38pm
8-K
Northern States Power Co
24 Oct 19
Results of Operations and Financial Condition
6:08am
10-Q
2019 Q2
Northern States Power Co
Quarterly report
1 Aug 19
4:51pm
8-K
Northern States Power Co
1 Aug 19
Results of Operations and Financial Condition
12:00am
8-K
Public Service Co Of Colorado
10 Jun 19
Entry into a Material Definitive Agreement
5:16pm
8-K
6pg3143 6crqi7n13
23 May 19
Other Events
3:49pm
8-K
mrar 194p
25 Apr 19
Results of Operations and Financial Condition
12:00am
8-K
amq8irdr
31 Jan 19
Results of Operations and Financial Condition
12:00am
8-K
3ox4w
25 Oct 18
Results of Operations and Financial Condition
12:00am
8-K
c0zd2e5
12 Sep 18
Other Events
12:00am
424B2
fmu97ilt
6 Sep 18
Prospectus for primary offering
12:00am
424B5
qqac995 1998wx0ho
5 Sep 18
Prospectus supplement for primary offering
12:00am
FWP
kzi f9qf2
5 Sep 18
Free writing prospectus
12:00am
8-K
14b59jx4gvhs1orh
26 Jul 18
Results of Operations and Financial Condition
12:00am