380 filings
8-K
Southwestern Public Service
29 Feb 24
Other Events
7:59am
10-K
2023 FY
Southwestern Public Service
Annual report
21 Feb 24
3:44pm
8-K
Northern States Power Co
25 Jan 24
Results of Operations and Financial Condition
12:00am
8-K
Southwestern Public Service
22 Dec 23
Other Events
11:36am
10-Q
2023 Q3
Southwestern Public Service
Quarterly report
27 Oct 23
3:42pm
8-K
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27 Oct 23
Results of Operations and Financial Condition
12:00am
8-K
xmr 3vwb8
21 Aug 23
Entry into a Material Definitive Agreement
4:25pm
8-K
qimskm2qr
15 Aug 23
Other Events
9:13am
8-K
0pqkg9 rn2jp
26 Jul 23
Results of Operations and Financial Condition
6:10pm
8-K
149ne4i0
19 May 23
Other Events
3:07pm
8-K
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26 Apr 23
Results of Operations and Financial Condition
5:46pm
8-K
56t4q4pcsn
8 Feb 23
Other Events
4:54pm
8-K
avkbggwy
25 Jan 23
Results of Operations and Financial Condition
5:39pm
8-K
9m07a0rzgni9glkj27
21 Nov 22
Other Events
11:35am
8-K
oq8 j6d9a1c6
26 Oct 22
Results of Operations and Financial Condition
5:46pm
8-K
7vg7ehoxboaow5h
21 Sep 22
Entry into a Material Definitive Agreement
5:15pm