Y-mAbs Therapeutics (YMAB) Stock Chart & Stock Price History $4.36 -0.16 (-3.54%) Closing price 07/11/2025 04:00 PM EasternExtended Trading$4.43 +0.07 (+1.51%) As of 04:05 AM 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 ForecastsChartCompetitorsEarningsFDA EventsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Y-mAbs Therapeutics Stock Price Performance The Y-mAbs Therapeutics (YMAB) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 65.04%, with a year-to-date return of -44.32%. In the past month, the stock has decreased 7.43%, reflecting recent market activity. As of the latest close, Y-mAbs Therapeutics traded at $4.36 with a market cap of $197.42 million and volume of 111,067 shares. Five years ago, the stock traded at $38.83, representing a 88.77% decrease over that period. At the time, it had a market cap of $1.59 billion and a volume of 128,200 shares. Receive YMAB Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Y-mAbs Therapeutics and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance-1.80%1 Month Performance-7.43%3 Month Performance-11.56%Year-To-Date Performance-44.32%1 Year Performance-65.04%5 Year Performance-88.77% YMAB Stock Chart for Monday, July, 14, 2025 YMAB Chart by TradingView Y-mAbs Therapeutics 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 Capitalization07/11/2025$4.52$4.36-3.54%$4.48$4.27111,067 shs$197.42 million07/10/2025$4.44$4.52+1.80%$4.58$4.3698,392 shs$204.68 million07/09/2025$4.21$4.44+5.46%$4.62$4.21167,823 shs$201.04 million07/08/2025$4.22$4.21-0.24%$4.40$4.20145,339 shs$190.63 million07/07/2025$4.31$4.22-1.97%$4.33$4.10168,824 shs$191.08 million07/04/2025$4.31$4.31$4.33$4.1881,293 shs$194.93 million07/03/2025$4.26$4.31+1.06%$4.33$4.1881,293 shs$194.93 million07/02/2025$4.41$4.26-3.40%$4.57$4.25142,875 shs$192.89 million07/01/2025$4.51$4.41-2.22%$4.62$4.40113,050 shs$199.70 million06/30/2025$4.70$4.51-4.04%$4.73$4.48131,170 shs$204.21 million Get the Latest News and Ratings for YMAB and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Y-mAbs Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 06/27/2025$4.80$4.70-2.08%$4.78$4.58212,172 shs$212.82 million06/26/2025$4.91$4.80-2.24%$4.97$4.73126,155 shs$217.34 million06/25/2025$5.13$4.91-4.29%$5.24$4.87200,436 shs$222.33 million06/24/2025$4.72$5.13+8.69%$5.33$4.68529,410 shs$232.29 million06/23/2025$4.41$4.72+7.03%$4.75$4.28152,743 shs$213.74 million06/20/2025$4.63$4.41-4.75%$4.70$3.90764,472 shs$199.69 million06/19/2025$4.63$4.63$4.96$4.5593,749 shs$209.65 million06/18/2025$4.80$4.63-3.54%$4.96$4.5593,749 shs$209.67 million06/17/2025$4.94$4.80-2.83%$4.98$4.74132,833 shs$217.36 million06/16/2025$4.71$4.94+4.88%$4.94$4.61100,374 shs$223.70 million06/13/2025$4.63$4.71+1.73%$4.88$4.46472,812 shs$213.29 million Related Companies IMNM Stock Chart SNDX Stock Chart KALV Stock Chart REPL Stock Chart XERS Stock Chart VIR Stock Chart PHAR Stock Chart GYRE Stock Chart NUVB Stock Chart SANA Stock Chart Receive YMAB Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Y-mAbs Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 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