Filing search / Ownership / Southwestern Public Service / Page 9

S-3ASR

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27 Apr 15

Automatic shelf registration

12:00am

8-K

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29 Jan 15

Results of Operations and Financial Condition

12:00am

8-K

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9 Dec 14

Other Events

12:00am

8-K

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30 Oct 14

Results of Operations and Financial Condition

12:00am

8-K

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17 Oct 14

Entry into a Material Definitive Agreement

12:00am

8-K

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3 Sep 14

Other Events

12:00am

8-K

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31 Jul 14

Results of Operations and Financial Condition

12:00am

8-K

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9 Jun 14

Material Modifications to Rights of Security Holders

12:00am

424B2

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3 Jun 14

Prospectus for primary offering

12:00am

FWP

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2 Jun 14

Free writing prospectus

12:00am

8-K

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2 Jun 14

Material Modifications to Rights of Security Holders

12:00am

424B5

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2 Jun 14

Prospectus supplement for primary offering

12:00am

8-K

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1 May 14

Results of Operations and Financial Condition

12:00am

8-K

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31 Mar 14

Other Events

12:00am

8-K

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30 Jan 14

Financial Statements and Exhibits

12:00am