NB Bancorp (NBBK) Stock Chart & Stock Price History $16.89 -0.02 (-0.12%) Closing price 05/22/2025 04:00 PM EasternExtended Trading$16.90 +0.00 (+0.03%) As of 05/22/2025 04:01 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 ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock NB Bancorp Stock Price Performance The NB Bancorp (NBBK) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 11.63%, with a year-to-date return of -6.48%. In the past month, the stock has decreased 2.09%, reflecting recent market activity. As of the latest close, NB Bancorp traded at $16.89 with a market cap of $685.23 million and volume of 137,830 shares. 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Email Address 5 Day Performance-3.82%1 Month Performance-2.09%3 Month Performance-10.54%Year-To-Date Performance-6.48%1 Year Performance+11.63% NBBK Stock Chart for Friday, May, 23, 2025 NBBK Chart by TradingView NB Bancorp 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 Capitalization05/22/2025$16.91$16.89-0.12%$17.00$16.79137,830 shs$685.23 million05/21/2025$17.43$16.91-2.98%$17.36$16.91106,388 shs$686.04 million05/20/2025$17.58$17.43-0.85%$17.55$17.3884,901 shs$707.14 million05/19/2025$17.56$17.58+0.11%$17.63$17.34142,703 shs$713.22 million05/16/2025$17.76$17.56-1.13%$17.76$17.52146,290 shs$734.76 million05/15/2025$17.63$17.76+0.74%$17.81$17.59122,484 shs$743.13 million05/14/2025$17.79$17.63-0.90%$17.80$17.62107,222 shs$737.69 million05/13/2025$17.78$17.79+0.06%$17.96$17.67106,586 shs$744.39 million05/12/2025$17.43$17.78+2.01%$18.13$17.73170,967 shs$743.97 million05/09/2025$17.74$17.43-1.75%$17.81$17.41125,420 shs$729.32 million Get the Latest News and Ratings for NBBK and Related StocksEnter your email address below to receive the latest news and analysts' ratings for NB Bancorp and its competitors with MarketBeat's FREE daily newsletter. 05/08/2025$17.41$17.74+1.90%$17.82$17.08162,997 shs$742.30 million05/07/2025$17.17$17.41+1.40%$17.52$17.10166,636 shs$728.49 million05/06/2025$17.36$17.17-1.09%$17.36$17.01124,876 shs$718.44 million05/05/2025$17.46$17.36-0.57%$17.59$17.29107,249 shs$726.39 million05/02/2025$17.13$17.46+1.93%$17.51$17.29141,964 shs$730.58 million05/01/2025$17.15$17.13-0.12%$17.36$17.00151,266 shs$716.77 million04/30/2025$17.39$17.15-1.38%$17.33$16.96254,260 shs$717.61 million04/29/2025$17.05$17.39+1.99%$17.43$16.89265,268 shs$727.65 million04/28/2025$17.09$17.05-0.23%$17.13$16.87113,630 shs$713.42 million04/25/2025$17.00$17.09+0.53%$17.10$16.80146,042 shs$715.10 million04/24/2025$17.25$17.00-1.45%$17.17$16.82262,575 shs$711.33 million04/23/2025$16.63$17.25+3.73%$17.69$16.69292,705 shs$721.79 million04/22/2025$16.30$16.63+2.02%$16.73$16.33211,052 shs$695.85 million Related Companies CLSK Stock Chart PRK Stock Chart LU Stock Chart BFH Stock Chart ENVA Stock Chart FINV Stock Chart PPBI Stock Chart FBK Stock Chart NTB Stock Chart CASH Stock Chart Receive NBBK Stock News and Ratings via EmailSign-up to receive the latest news and ratings for NB Bancorp and its competitors with MarketBeat's FREE daily newsletter. 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