Allergy Therapeutics (AGY) Stock Chart & Stock Price History GBX 8.75 +0.25 (+2.94%) As of 08/8/2025 11:57 AM Eastern Add Compare Share Share Chart Stock AnalysisChartCompetitorsEarningsHeadlinesBuy This Stock Allergy Therapeutics Stock Price Performance The Allergy Therapeutics (AGY) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 78.57%, with a year-to-date return of 34.10%. In the past month, the stock has increased 9.38%, reflecting recent market activity. As of the latest close, Allergy Therapeutics traded at GBX 8.75 with a market cap of £430.07 million and volume of 25,213 shares. Five years ago, the stock traded at GBX 14.38, representing a 39.13% decrease over that period. At the time, it had a market cap of £91.61 million and a volume of 570,645 shares. 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Email Address 5 Day Performance+8.02%1 Month Performance+9.38%3 Month Performance+34.62%Year-To-Date Performance+34.10%1 Year Performance+78.57%5 Year Performance-39.13% AGY Stock Chart for Saturday, August, 9, 2025 AGY Chart by TradingView Allergy 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 Capitalization08/08/2025GBX 8.25GBX 8.75+6.06%GBX 8.75GBX 7.8925,213 shs£430.07 million08/07/2025GBX 8.25GBX 8.25GBX 8.50GBX 7.50123,812 shs£405.49 million08/06/2025GBX 8.50GBX 8.25-2.94%GBX 8.50GBX 7.50421,174 shs£405.49 million08/05/2025GBX 8.10GBX 8.50+4.94%GBX 8.50GBX 8.2457,317 shs£417.78 million08/04/2025GBX 8GBX 8.10+1.25%GBX 8.25GBX 7.50533,999 shs£398.12 million08/01/2025GBX 8GBX 8GBX 8.20GBX 866,300 shs£393.21 million07/31/2025GBX 8.40GBX 8-4.76%GBX 8.50GBX 7.66688,635 shs£393.21 million07/30/2025GBX 8.20GBX 8.40+2.44%GBX 8.50GBX 7.77904,418 shs£412.87 million07/29/2025GBX 8.50GBX 8.20-3.53%GBX 8.50GBX 81.37 million shs£403.04 million07/28/2025GBX 8GBX 8.50+6.25%GBX 8.50GBX 8.18139,351 shs£417.78 million Get the Latest News and Ratings for AGY and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Allergy Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 07/25/2025GBX 8.10GBX 8-1.23%GBX 8.50GBX 7.91995,907 shs£393.21 million07/24/2025GBX 8GBX 8.10+1.25%GBX 8.50GBX 7.50396,522 shs£398.12 million07/23/2025GBX 7.50GBX 8+6.67%GBX 8.50GBX 7.86447,599 shs£393.21 million07/22/2025GBX 8GBX 7.50-6.25%GBX 8.50GBX 7.50666,418 shs£368.63 million07/21/2025GBX 8.30GBX 8-3.61%GBX 8GBX 7.50681,746 shs£393.21 million07/18/2025GBX 8GBX 8.30+3.75%GBX 8.30GBX 7.50186,651 shs£407.95 million07/17/2025GBX 8.25GBX 8-3.03%GBX 8.25GBX 7.70238,837 shs£393.21 million07/16/2025GBX 8GBX 8.25+3.13%GBX 8.30GBX 7.8888,429 shs£405.49 million07/15/2025GBX 8GBX 8GBX 8.20GBX 7.50282,513 shs£393.21 million07/14/2025GBX 8.25GBX 8-3.03%GBX 8.30GBX 7.60575,978 shs£393.21 million07/11/2025GBX 8.25GBX 8.25GBX 8.30GBX 7.86417,367 shs£405.49 million07/10/2025GBX 8GBX 8.25+3.13%GBX 8.25GBX 7.50179,228 shs£405.49 million07/09/2025GBX 8.10GBX 8-1.23%GBX 8.10GBX 7.50201,344 shs£393.21 million07/08/2025GBX 8GBX 8.10+1.25%GBX 8.10GBX 7.48260,751 shs£398.12 million Related Companies APH Stock Chart ANCR Stock Chart VLG Stock Chart EAH Stock Chart STX Stock Chart PXS Stock Chart CEL Stock Chart N4P Stock Chart HELD Stock Chart HLN Stock Chart Receive AGY Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Allergy Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 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According to my research, an executive order from President Trump c...Weiss Ratings | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added ten stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding Allergy Therapeutics plc Please log in to your account or sign up in order to add this asset to your watchlist. Share Allergy Therapeutics With A Colleague Link copied to clipboard. Get 30 Days of MarketBeat All Access for Free Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools. Start Your 30-Day Trial MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. 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