Blackline Safety (BLKLF) Stock Chart & Stock Price History $5.06 -0.36 (-6.67%) As of 09/12/2025 12:41 PM Eastern Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartHeadlinesShort InterestBuy This Stock Blackline Safety Stock Price Performance The Blackline Safety (BLKLF) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 28.63%, with a year-to-date return of 14.89%. In the past month, the stock has increased 11.34%, reflecting recent market activity. As of the latest close, Blackline Safety traded at $5.06 with a market cap of and volume of 14,777 shares. Five years ago, the stock traded at $4.85, representing a 4.26% increase over that period. At the time, it had a market cap of and a volume of 9,350 shares. Receive BLKLF Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Blackline Safety and its competitors with MarketBeat's FREE daily newsletter. 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Read our full terms of service and privacy policy. 5 Day Performance-5.50%1 Month Performance+11.34%3 Month Performance-5.51%Year-To-Date Performance+14.89%1 Year Performance+28.63%5 Year Performance+4.26% BLKLF Stock Chart for Saturday, September, 13, 2025 BLKLF Chart by TradingView Blackline Safety 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 Capitalization09/12/2025$5.42$5.06-6.67%$5.12$5.0514,777 shs$0.0009/11/2025$5.03$5.42+7.78%$5.45$5.4017,675 shs$0.0009/10/2025$5.35$5.03-6.06%$5.03$5.03500 shs$0.0009/09/2025$5.35$5.35$5.35$5.35600 shs$0.0009/08/2025$5.35$5.35$5.38$5.275,065 shs$0.0009/05/2025$5.15$5.35+3.86%$5.38$5.275,065 shs$0.0009/04/2025$5.15$5.15$5.15$5.15600 shs$0.0009/03/2025$5.15$5.15$5.15$5.0710,100 shs$0.0009/02/2025$5.15$5.15$5.15$5.0710,100 shs$0.0009/01/2025$5.15$5.15$5.15$5.1558,861 shs$0.00 Get the Latest News and Ratings for BLKLF and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Blackline Safety and its competitors with MarketBeat's FREE daily newsletter. 08/29/2025$5.15$5.15$5.15$5.151,000 shs$0.0008/28/2025$5.16$5.15-0.18%$5.15$5.151,000 shs$0.0008/27/2025$5.11$5.16+0.97%$5.16$5.161,500 shs$0.0008/26/2025$4.98$5.11+2.61%$5.11$5.11100 shs$0.0008/25/2025$4.98$4.98$4.98$4.891,058 shs$0.0008/22/2025$4.86$4.98+2.47%$4.98$4.891,058 shs$0.0008/21/2025$4.44$4.86+9.46%$4.86$4.7414,231 shs$0.0008/20/2025$4.49$4.44-1.10%$4.48$4.4029,650 shs$0.0008/19/2025$4.54$4.49-1.11%$4.49$4.49200 shs$0.0008/18/2025$4.54$4.54$4.54$4.54500 shs$0.0008/15/2025$4.54$4.54$4.54$4.54500 shs$0.0008/14/2025$4.54$4.54$4.54$4.542,200 shs$0.0008/13/2025$4.54$4.54$4.54$4.522,500 shs$0.0008/12/2025$4.42$4.54+2.66%$4.54$4.522,500 shs$0.00 Related Companies OCQLF Stock Price Chart LOQPF Stock Price Chart AELTF Stock Price Chart ADGO Stock Price Chart SWRM Stock Price Chart APTY Stock Price Chart AUUDW Stock Price Chart BSKZF Stock Price Chart BNZIW Stock Price Chart BTRCF Stock Price Chart Receive BLKLF Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Blackline Safety and its competitors with MarketBeat's FREE daily newsletter. 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