Aeterna Zentaris (AEZS) Stock Chart & Stock Price History $2.70 -0.08 (-2.88%) As of 08/21/2025 Add Compare Share Share Chart Stock AnalysisChartCompetitorsFDA EventsSEC FilingsTrendsBuy This Stock Aeterna Zentaris Stock Price Performance The Aeterna Zentaris (AEZS) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 55.33%, with a year-to-date return of -4.93%. In the past month, the stock has decreased 35.56%, reflecting recent market activity. As of the latest close, Aeterna Zentaris traded at $2.78 with a market cap of $4.99 million and volume of 3,551 shares. Five years ago, the stock traded at a split-adjusted price of $50.00, representing a 94.60% decrease over that period. At the time, it had a market cap of $26.74 million and a volume of 682,033 shares. Receive AEZS Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Aeterna Zentaris and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance-22.86%1 Month Performance-35.56%3 Month Performance-23.94%Year-To-Date Performance-4.93%1 Year Performance-55.33%5 Year Performance-94.60% AEZS Stock Chart for Friday, August, 22, 2025 AEZS Chart by TradingView Aeterna Zentaris 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 Capitalization08/21/2025$2.63$2.78+5.70%$2.80$2.783,551 shs$4.99 million08/20/2025$2.89$2.63-9.00%$2.89$2.6214,774 shs$4.72 million08/19/2025$2.85$2.89+1.40%$2.91$2.707,116 shs$5.18 million08/18/2025$2.85$2.85$3.46$2.8242,387 shs$5.11 million08/15/2025$3.50$3.50$3.50$3.501,182 shs$6.28 million08/14/2025$3.56$3.50-1.69%$3.51$3.501,501 shs$6.28 million08/13/2025$3.58$3.56-0.56%$3.63$3.471,588 shs$6.38 million08/12/2025$3.60$3.58-0.42%$3.85$3.581,872 shs$6.42 million08/11/2025$3.60$3.60$3.60$3.601,332 shs$6.45 million08/08/2025$3.77$3.52-6.74%$3.81$3.362,919 shs$6.30 million Get the Latest News and Ratings for AEZS and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Aeterna Zentaris and its competitors with MarketBeat's FREE daily newsletter. 08/07/2025$3.85$3.77-2.08%$4.04$3.774,633 shs$6.76 million08/06/2025$3.82$3.85+0.79%$3.85$3.811,002 shs$6.90 million08/05/2025$3.82$3.82$3.85$3.813,794 shs$6.85 million08/04/2025$3.82$3.82$3.85$3.813,794 shs$6.85 million08/01/2025$3.80$3.90+2.63%$3.90$3.89956 shs$6.99 million07/31/2025$3.91$3.80-2.81%$3.80$3.662,765 shs$6.81 million07/30/2025$3.90$3.91+0.26%$3.91$3.90651 shs$7.01 million07/29/2025$3.90$3.90$3.92$3.901,108 shs$6.99 million07/28/2025$3.90$3.90$3.92$3.901,108 shs$6.99 million07/25/2025$4.15$3.96-4.58%$4.05$3.894,495 shs$7.10 million07/24/2025$4.19$4.15-0.95%$4.20$3.968,296 shs$7.44 million07/23/2025$4.19$4.19$4.24$4.052,046 shs$7.51 million07/22/2025$4.33$4.19-3.23%$4.30$4.193,577 shs$7.51 million07/21/2025$4.33$4.33$4.40$4.0110,316 shs$7.76 million Related Companies BDRX Stock Price Chart MIRA Stock Price Chart NNVC Stock Price Chart TENX Stock Price Chart JATT Stock Price Chart FBLG Stock Price Chart NAII Stock Price Chart LSTA Stock Price Chart CASI Stock Price Chart PMN Stock Price Chart Receive AEZS Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Aeterna Zentaris and its competitors with MarketBeat's FREE daily newsletter. This page (NASDAQ:AEZS) was last updated on 8/22/2025 by MarketBeat.com Staff From Our PartnersOne tiny company just cracked Google’s $19B problemGoogle, Microsoft, IBM… every major AI player will be forced to secure massive amounts of this material just t...True Market Insiders | SponsoredGENIUS Act: Cancel Your Money?A new law called the GENIUS Act could quietly trigger the most radical shift in American finance in decades. B...Priority Gold | SponsoredEveryone’s watching Nvidia right now. Here’s why I’m excited.So, unless you’ve been living under a rock, you probably saw the news… Nvidia just signed a $7 BILLION deal...Timothy Sykes | SponsoredBREAKING: The House just passed 3 pro-crypto bills!The “top secret” DeFi play Our #1 Coin Report reveals which protocol is building this institutional bridge...Crypto 101 Media | SponsoredWhen the levee breaksThe U.S. Treasury just confirmed it plans to borrow $1.01 trillion this quarter—nearly double what was project...Porter & Company | SponsoredTax Drain Deadline: Protect Your Wealth Before September 15thOn September 15th, the IRS collects another round of quarterly tax payments—targeting self-employed profession...American Alternative | SponsoredElon Musk’s New TechnologyElon Musk is building something in Memphis that could eclipse even Tesla and SpaceX. At the heart of it is a n...Paradigm Press | SponsoredCould This Be the End of Retirement Worries?Bloomberg reports that a new class of investments is “entering a golden era,” with yields fueling a retail boo...Investors Alley | 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 Aeterna Zentaris Inc. Please log in to your account or sign up in order to add this asset to your watchlist. Share Aeterna Zentaris 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. Advanced Stock Screeners and Research Tools Use our seven stock screeners to find suitable stocks. Stay informed with MarketBeat's real-time news. Export data to Excel for personal analysis. Sign in to your free account to enjoy these benefits In-depth profiles and analysis for 20,000 public companies. Real-time analyst ratings, insider transactions, earnings data, and more. Our daily ratings and market update email newsletter. Sign in to your free account to enjoy all that MarketBeat has to offer. Sign In Create Account Your Email Address: Email Address Required Your Password: Password Required Log In or Sign in with Facebook Sign in with Google Forgot your password? Your Email Address: Please enter your email address. Please enter a valid email address Choose a Password: Please enter your password. Your password must be at least 8 characters long and contain at least 1 number, 1 letter, and 1 special character. Create My Account (Free) or Sign in with Facebook Sign in with Google By creating a free account, you agree to our terms of service. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
MarketBeat All Access