Home › NORTHWEST PIPE CO. › Profile NORTHWEST PIPE CO. OverviewQuotesChartSignalsNewsAnalysesWarrantsProfileWall - USD (-) - 15 min delayed data - NASDAQ Stocks Open: - Change: - Volume: - Low: - High: - High / Low range: - Type: Stocks Ticker: NWPX ISIN: Overview Quotes Chart Signals News Analyses Warrants Profile Wall More information about NORTHWEST PIPE CO. Type: Stocks Sector: Basic materials Ticker: NWPX ISIN: http://www.nwpipe.com/ About Twitter NORTHWEST PIPE CO.