IGM Biosciences (IGMS) Stock Chart & Stock Price History $1.28 0.00 (0.00%) Closing price 04:00 PM EasternExtended Trading$1.28 0.00 (0.00%) As of 05:39 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 InterestSustainabilityTrendsBuy This Stock IGM Biosciences Stock Price Performance The IGM Biosciences (IGMS) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 89.62%, with a year-to-date return of -79.05%. In the past month, the stock has increased 8.47%, reflecting recent market activity. As of the latest close, IGM Biosciences traded at $1.28 with a market cap of $76.51 million and volume of 195,890 shares. Five years ago, the stock traded at $53.58, representing a 97.61% decrease over that period. At the time, it had a market cap of $1.84 billion and a volume of 195,988 shares. Receive IGMS Stock News and Ratings via EmailSign-up to receive the latest news and ratings for IGM Biosciences and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance0.00%1 Month Performance+8.47%3 Month Performance-7.25%Year-To-Date Performance-79.05%1 Year Performance-89.62%5 Year Performance-97.61% IGMS Stock Chart for Thursday, July, 24, 2025 IGMS Chart by TradingView IGM Biosciences 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 Capitalization07/24/2025$1.28$1.28$1.28$1.26231,221 shs$76.52 million07/23/2025$1.27$1.28+0.79%$1.28$1.27195,890 shs$76.51 million07/22/2025$1.28$1.27-0.78%$1.28$1.26376,173 shs$75.92 million07/21/2025$1.28$1.28$1.29$1.26468,343 shs$76.52 million07/18/2025$1.27$1.28+0.79%$1.29$1.27292,245 shs$76.52 million07/17/2025$1.27$1.27$1.29$1.27161,443 shs$75.92 million07/16/2025$1.35$1.27-5.93%$1.36$1.261.85 million shs$75.91 million07/15/2025$1.36$1.35-0.74%$1.37$1.35481,602 shs$80.70 million07/14/2025$1.36$1.36$1.36$1.34223,631 shs$81.30 million07/11/2025$1.36$1.36$1.36$1.35195,929 shs$81.30 million Get the Latest News and Ratings for IGMS and Related StocksEnter your email address below to receive the latest news and analysts' ratings for IGM Biosciences and its competitors with MarketBeat's FREE daily newsletter. 07/10/2025$1.35$1.36+0.74%$1.38$1.34394,761 shs$81.29 million07/09/2025$1.33$1.35+1.50%$1.36$1.33859,873 shs$80.70 million07/08/2025$1.35$1.33-1.48%$1.38$1.33421,944 shs$79.51 million07/07/2025$1.36$1.35-0.37%$1.36$1.34753,441 shs$80.70 million07/04/2025$1.36$1.36$1.36$1.34526,792 shs$81.00 million07/03/2025$1.32$1.36+2.65%$1.36$1.34526,792 shs$81.00 million07/02/2025$1.29$1.32+2.33%$1.35$1.302.34 million shs$77.11 million07/01/2025$1.12$1.29+15.18%$1.39$1.2913.47 million shs$77.12 million06/30/2025$1.08$1.12+3.70%$1.16$1.08239,473 shs$66.95 million06/27/2025$1.22$1.08-11.48%$1.24$1.082.43 million shs$64.56 million06/26/2025$1.21$1.22+0.83%$1.26$1.1972,306 shs$72.93 million06/25/2025$1.18$1.21+2.54%$1.24$1.1699,689 shs$72.33 million06/24/2025$1.16$1.18+1.72%$1.23$1.14102,664 shs$70.54 million06/23/2025$1.17$1.16-0.85%$1.20$1.12149,765 shs$69.34 million Related Companies OLMA Stock Price Chart ADCT Stock Price Chart NMRA Stock Price Chart OCGN Stock Price Chart HRTX Stock Price Chart KOD Stock Price Chart CRVS Stock Price Chart BNTC Stock Price Chart SGMT Stock Price Chart AVIR Stock Price Chart Receive IGMS Stock News and Ratings via EmailSign-up to receive the latest news and ratings for IGM Biosciences and its competitors with MarketBeat's FREE daily newsletter. 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