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Jul 22, 2025 01:25PM Form SCHEDULE 13G NWPX Infrastructure, Filed by: ROYCE & ASSOCIATES LP
May 15, 2025 07:09PM
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Oct 17, 2024 12:01PM Form SC 13G/A NORTHWEST PIPE CO Filed by: ROYCE & ASSOCIATES LP
Oct 17, 2024 11:59AM
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Jan 24, 2023 01:59PM Form SC 13G/A NORTHWEST PIPE CO Filed by: BlackRock Inc.
Jan 24, 2023 10:09AM
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Feb 12, 2021 05:15PM
Feb 10, 2021 11:41AM Form SC 13G/A NORTHWEST PIPE CO Filed by: VANGUARD GROUP INC
Jan 29, 2021 05:31PM
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Feb 12, 2020 11:47AM
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Feb 13, 2019 04:27PM Form SC 13G/A NORTHWEST PIPE CO Filed by: WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC
Feb 8, 2019 08:58AM
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Jan 16, 2019 01:00PM
Jul 9, 2018 04:44PM
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Feb 2, 2018 12:30PM Form SC 13G/A NORTHWEST PIPE CO Filed by: HEARTLAND ADVISORS INC
Feb 1, 2018 09:36AM
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Feb 14, 2017 03:25PM
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Jul 8, 2016 02:49PM Form SC 13G/A NORTHWEST PIPE CO Filed by: BlackRock Inc.
Feb 16, 2016 04:01PM

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