Ambac Financial Group (AMBC) Stock Chart & Stock Price History $8.65 +0.17 (+1.94%) Closing price 08/22/2025 03:59 PM EasternExtended Trading$8.65 0.00 (-0.05%) As of 08/22/2025 05:09 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 ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Ambac Financial Group Stock Price Performance The Ambac Financial Group (AMBC) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 24.74%, with a year-to-date return of -31.58%. In the past month, the stock has decreased 1.39%, reflecting recent market activity. As of the latest close, Ambac Financial Group traded at $8.66 with a market cap of $401.59 million and volume of 468,035 shares. Five years ago, the stock traded at $12.58, representing a 31.20% decrease over that period. At the time, it had a market cap of $590.48 million and a volume of 231,500 shares. Receive AMBC Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Ambac Financial Group and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance+4.34%1 Month Performance-1.39%3 Month Performance+11.18%Year-To-Date Performance-31.58%1 Year Performance-24.74%5 Year Performance-31.20% AMBC Stock Chart for Saturday, August, 23, 2025 AMBC Chart by TradingView Ambac Financial Group 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 Capitalization08/22/2025$8.52$8.66+1.64%$8.78$8.55468,035 shs$401.59 million08/21/2025$8.50$8.52+0.24%$8.59$8.43518,415 shs$395.10 million08/20/2025$8.23$8.50+3.22%$8.64$8.24658,252 shs$394.17 million08/19/2025$8.30$8.23-0.78%$8.42$8.20533,425 shs$381.87 million08/18/2025$8.05$8.30+3.04%$8.40$8.03938,286 shs$384.89 million08/15/2025$8.03$8.05+0.30%$8.16$7.92891,190 shs$373.52 million08/14/2025$8.22$8.03-2.36%$8.21$7.85580,578 shs$372.41 million08/13/2025$8.15$8.22+0.86%$8.37$7.92928,842 shs$381.42 million08/12/2025$7.56$8.15+7.88%$8.22$7.691.24 million shs$378.16 million08/11/2025$6.93$7.56+8.96%$7.60$6.911.25 million shs$350.55 million Get the Latest News and Ratings for AMBC and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Ambac Financial Group and its competitors with MarketBeat's FREE daily newsletter. 08/08/2025$8.28$6.93-16.28%$8.38$6.862.74 million shs$321.95 million08/07/2025$8.53$8.28-2.92%$8.61$8.15558,717 shs$384.51 million08/06/2025$8.50$8.53+0.36%$8.66$8.50493,503 shs$396.09 million08/05/2025$8.29$8.50+2.60%$8.58$8.35523,202 shs$394.66 million08/04/2025$8.30$8.29-0.18%$8.46$8.20594,012 shs$384.65 million08/01/2025$8.40$8.30-1.13%$8.39$8.13517,609 shs$385.34 million07/31/2025$8.42$8.40-0.30%$8.49$8.18590,738 shs$389.78 million07/30/2025$8.58$8.42-1.86%$8.66$8.40702,575 shs$390.94 million07/29/2025$8.63$8.58-0.58%$8.79$8.50592,763 shs$398.34 million07/28/2025$8.80$8.63-1.89%$8.87$8.50637,142 shs$400.69 million07/25/2025$8.63$8.80+1.95%$8.85$8.58932,570 shs$408.40 million07/24/2025$8.78$8.63-1.70%$9.05$8.52951,270 shs$400.60 million07/23/2025$8.72$8.78+0.71%$8.88$8.66980,283 shs$407.52 million07/22/2025$8.76$8.72-0.46%$8.98$8.66984,532 shs$404.64 million Related Companies Root Stock Chart Clover Health Investments Stock Chart Yuanbao Stock Chart International General Insurance Stock Chart Bowhead Specialty Stock Chart Tiptree Financial Stock Chart Hippo Stock Chart Heritage Insurance Stock Chart Waterdrop Stock Chart American Coastal Insurance Stock Chart Receive AMBC Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Ambac Financial Group and its competitors with MarketBeat's FREE daily newsletter. 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