487 filings
Page 4 of 25
8-K
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10 Jun 21
Regulation FD Disclosure
9:02am
SD
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1 Jun 21
Conflict minerals disclosure
4:16pm
8-K
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11 May 21
Departure of Directors or Certain Officers
4:08pm
8-K
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3 May 21
Northwest Pipe Company Announces First Quarter 2021 Financial Results
4:31pm
8-K
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8 Apr 21
Other Events
4:03pm
8-K
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19 Mar 21
Departure of Directors or Certain Officers
4:16pm
8-K
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3 Mar 21
Northwest Pipe Company Announces Fourth Quarter and Full Year 2020 Financial Results
4:42pm
8-K
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15 Dec 20
Departure of Directors or Certain Officers
4:16pm
8-K
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4 Nov 20
Northwest Pipe Company Announces Third Quarter 2020 Financial Results
4:37pm
EFFECT
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4 Nov 20
Notice of effectiveness
12:15am
CORRESP
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29 Oct 20
Correspondence with SEC
12:00am
UPLOAD
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27 Oct 20
Letter from SEC
12:00am
8-K
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4 Aug 20
Northwest Pipe Company Announces Second Quarter 2020 Financial Results
4:30pm
8-K
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10 Jul 20
Northwest Pipe Company Elects Amanda Kulesa to its Board of Directors
12:00am