6 filings
8-K
Northern States Power Co
24 Oct 19
Results of Operations and Financial Condition
6:08am
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
Northern States Power Co
23 May 19
Other Events
3:49pm
8-K
Northern States Power Co
25 Apr 19
Results of Operations and Financial Condition
12:00am
8-K
vzdtom5bp q4mbsje
31 Jan 19
Results of Operations and Financial Condition
12:00am
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