391 filings
10-Q
2024 Q2
Southwestern Public Service
Quarterly report
1 Aug 24
3:42pm
8-K
Northern States Power Co
31 Jul 24
Results of Operations and Financial Condition
5:39pm
8-K
Southwestern Public Service
6 Jun 24
Other Events
4:13pm
424B2
Southwestern Public Service
4 Jun 24
Prospectus for primary offering
2:36pm
FWP
Southwestern Public Service
3 Jun 24
Free writing prospectus
3:10pm
424B5
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3 Jun 24
Prospectus supplement for primary offering
8:41am
8-K
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24 Apr 24
Results of Operations and Financial Condition
5:36pm
S-3ASR
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18 Apr 24
Automatic shelf registration
4:24pm
8-K
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11 Apr 24
Other Events
5:25pm
8-K
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29 Feb 24
Other Events
7:59am
8-K
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25 Jan 24
Results of Operations and Financial Condition
12:00am
8-K
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22 Dec 23
Other Events
11:36am
8-K
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27 Oct 23
Results of Operations and Financial Condition
12:00am
8-K
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21 Aug 23
Entry into a Material Definitive Agreement
4:25pm
8-K
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15 Aug 23
Other Events
9:13am
8-K
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26 Jul 23
Results of Operations and Financial Condition
6:10pm