Northwest Natural Gas (NWN) Stock Chart & Stock Price History $41.54 -0.23 (-0.55%) Closing price 07/18/2025 03:59 PM EasternExtended Trading$44.15 +2.61 (+6.28%) As of 07/18/2025 08:00 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Northwest Natural Gas Stock Price Performance The Northwest Natural Gas (NWN) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 5.66%, with a year-to-date return of 5.00%. In the past month, the stock has increased 4.66%, reflecting recent market activity. As of the latest close, Northwest Natural Gas traded at $41.54 with a market cap of $1.67 billion and volume of 220,465 shares. Five years ago, the stock traded at $53.44, representing a 22.27% decrease over that period. At the time, it had a market cap of $1.63 billion and a volume of 107,100 shares. Receive NWN Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Northwest Natural Gas and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance-1.51%1 Month Performance+4.66%3 Month Performance-3.25%Year-To-Date Performance+5.00%1 Year Performance+5.66%5 Year Performance-22.27% NWN Stock Chart for Saturday, July, 19, 2025 NWN Chart by TradingView Northwest Natural Gas Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame Start Date End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization07/18/2025$41.86$41.54-0.77%$42.27$41.48220,465 shs$1.67 billion07/17/2025$42.01$41.86-0.34%$42.34$41.66227,490 shs$1.69 billion07/16/2025$41.68$42.01+0.78%$42.19$41.67250,964 shs$1.69 billion07/15/2025$42.18$41.68-1.17%$42.30$41.64246,731 shs$1.68 billion07/14/2025$41.51$42.18+1.59%$42.23$41.30259,161 shs$1.70 billion07/11/2025$41.85$41.51-0.81%$41.72$41.22270,556 shs$1.67 billion07/10/2025$41.38$41.85+1.14%$41.99$41.25204,371 shs$1.69 billion07/09/2025$41.05$41.38+0.80%$41.47$40.97234,257 shs$1.67 billion07/08/2025$41.13$41.05-0.19%$41.39$40.38377,466 shs$1.65 billion07/07/2025$41.02$41.13+0.28%$41.74$40.92419,263 shs$1.66 billion Get the Latest News and Ratings for NWN and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Northwest Natural Gas and its competitors with MarketBeat's FREE daily newsletter. 07/04/2025$41.02$41.02$41.34$40.65140,393 shs$1.65 billion07/03/2025$40.74$41.02+0.68%$41.34$40.65140,393 shs$1.65 billion07/02/2025$40.57$40.74+0.43%$40.91$40.25274,740 shs$1.64 billion07/01/2025$39.64$40.57+2.34%$40.85$39.52391,127 shs$1.64 billion06/30/2025$39.80$39.64-0.40%$39.91$39.32310,649 shs$1.60 billion06/27/2025$39.87$39.80-0.17%$40.16$39.71465,013 shs$1.60 billion06/26/2025$39.63$39.87+0.59%$39.92$39.52327,063 shs$1.61 billion06/25/2025$41.18$39.63-3.75%$41.10$39.43711,943 shs$1.60 billion06/24/2025$40.61$41.18+1.39%$41.33$40.44557,681 shs$1.66 billion06/23/2025$39.61$40.61+2.52%$40.67$39.71397,154 shs$1.64 billion06/20/2025$39.69$39.61-0.20%$39.99$39.49772,315 shs$1.60 billion06/19/2025$39.69$39.69$40.09$39.60258,886 shs$1.60 billion06/18/2025$39.87$39.69-0.45%$40.09$39.60258,886 shs$1.60 billion Related Companies ATO Stock Chart AVA Stock Chart BKH Stock Chart CPK Stock Chart NJR Stock Chart NWE Stock Chart OGE Stock Chart OGS Stock Chart POR Stock Chart SR Stock Chart Receive NWN Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Northwest Natural Gas and its competitors with MarketBeat's FREE daily newsletter. 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