363 filings
S-3ASR
Northern States Power Co
18 Apr 24
Automatic shelf registration
4:24pm
8-K
Northern States Power Co
29 Feb 24
Other Events
11:10am
424B2
Northern States Power Co
23 Feb 24
Prospectus for primary offering
12:47pm
FWP
Northern States Power Co
22 Feb 24
Free writing prospectus
4:08pm
424B5
Northern States Power Co
22 Feb 24
Prospectus supplement for primary offering
8:44am
8-K
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25 Jan 24
Results of Operations and Financial Condition
12:00am
8-K
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1 Nov 23
Other Events
4:26pm
8-K
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27 Oct 23
Results of Operations and Financial Condition
12:00am
8-K
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26 Jul 23
Results of Operations and Financial Condition
6:10pm
8-K
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5 Jun 23
Other Events
2:52pm
8-K
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26 May 23
Other Events
1:31pm
8-K
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8 May 23
Other Events
12:47pm
424B2
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2 May 23
Prospectus for primary offering
2:02pm
FWP
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1 May 23
Free writing prospectus
4:15pm
424B5
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1 May 23
Prospectus supplement for primary offering
8:42am
8-K
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26 Apr 23
Results of Operations and Financial Condition
5:46pm