CollPlant Biotechnologies (CLGN) Stock Chart & Stock Price History $2.52 +0.12 (+5.00%) Closing price 04:00 PM EasternExtended Trading$2.52 0.00 (-0.20%) As of 07:31 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 ForecastsChartCompetitorsEarningsHeadlinesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock CollPlant Biotechnologies Stock Price Performance The CollPlant Biotechnologies (CLGN) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 51.02%, with a year-to-date return of -30.00%. In the past month, the stock has increased 14.03%, reflecting recent market activity. As of the latest close, CollPlant Biotechnologies traded at $2.40 with a market cap of $30.53 million and volume of 106,681 shares. Five years ago, the stock traded at $8.95, representing a 71.84% decrease over that period. At the time, it had a market cap of $50.24 million and a volume of 12,100 shares. Receive CLGN Stock News and Ratings via EmailSign-up to receive the latest news and ratings for CollPlant Biotechnologies and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance-1.18%1 Month Performance+14.03%3 Month Performance+28.24%Year-To-Date Performance-30.00%1 Year Performance-51.02%5 Year Performance-71.84% CLGN Stock Chart for Friday, August, 22, 2025 CLGN Chart by TradingView CollPlant Biotechnologies 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$2.40$2.52+5.00%$2.53$2.2544,410 shs$32.04 million08/21/2025$1.97$2.40+21.83%$2.56$1.94106,681 shs$30.53 million08/20/2025$2.46$1.97-19.92%$2.31$1.87124,955 shs$25.06 million08/19/2025$2.66$2.46-7.52%$2.78$2.4062,528 shs$31.28 million08/18/2025$2.55$2.66+4.31%$2.79$2.4249,739 shs$33.84 million08/15/2025$2.61$2.55-2.30%$2.65$2.4714,267 shs$32.44 million08/14/2025$2.72$2.61-4.04%$2.89$2.5529,108 shs$33.20 million08/13/2025$3.15$2.72-13.65%$3.14$2.5951,760 shs$34.59 million08/12/2025$2.98$3.15+5.70%$3.23$3.0045,657 shs$40.07 million08/11/2025$2.85$2.98+4.56%$3.00$2.6062,091 shs$37.91 million Get the Latest News and Ratings for CLGN and Related StocksEnter your email address below to receive the latest news and analysts' ratings for CollPlant Biotechnologies and its competitors with MarketBeat's FREE daily newsletter. 08/08/2025$2.88$2.85-1.04%$2.96$2.6720,358 shs$36.25 million08/07/2025$2.77$2.88+3.97%$2.97$2.5948,170 shs$36.62 million08/06/2025$2.25$2.77+23.11%$2.84$2.2795,929 shs$35.23 million08/05/2025$2.25$2.25$2.42$2.1431,582 shs$28.62 million08/04/2025$2.33$2.25-3.43%$2.30$2.1813,169 shs$28.61 million08/01/2025$2.42$2.33-3.72%$2.50$2.2220,491 shs$29.64 million07/31/2025$2.35$2.42+2.98%$2.42$2.224,980 shs$30.77 million07/30/2025$2.43$2.35-3.29%$2.46$2.3128,001 shs$29.89 million07/29/2025$2.33$2.43+4.29%$2.49$2.2289,983 shs$30.91 million07/28/2025$2.31$2.33+0.87%$2.38$2.2022,588 shs$29.63 million07/25/2025$2.42$2.31-4.55%$2.40$2.2417,848 shs$29.37 million07/24/2025$2.45$2.42-1.22%$2.46$2.1647,452 shs$30.78 million07/23/2025$2.21$2.45+10.86%$2.46$2.1679,511 shs$31.16 million07/22/2025$2.24$2.21-1.34%$2.23$2.0339,935 shs$28.10 million07/21/2025$2.03$2.24+10.34%$2.28$2.0486,617 shs$28.49 million Related Companies LENSAR Stock Chart Biosig Technologies Stock Chart Avita Medical Stock Chart TriSalus Life Sciences Stock Chart Lakeland Industries Stock Chart Pro-Dex Stock Chart Anteris Technologies Global Stock Chart Microbot Medical Stock Chart Lucid Diagnostics Stock Chart icad Stock Chart Receive CLGN Stock News and Ratings via EmailSign-up to receive the latest news and ratings for CollPlant Biotechnologies and its competitors with MarketBeat's FREE daily newsletter. 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