Pacific Biosciences of California (PACB) Stock Chart & Stock Price History $0.92 -0.02 (-2.09%) Closing price 04:00 PM EasternExtended Trading$0.92 +0.00 (+0.24%) As of 07:56 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 InterestTrendsBuy This Stock Pacific Biosciences of California Stock Price Performance The Pacific Biosciences of California (PACB) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 52.48%, with a year-to-date return of -49.63%. In the past month, the stock has decreased 20.88%, reflecting recent market activity. As of the latest close, Pacific Biosciences of California traded at $0.94 with a market cap of $282.53 million and volume of 12.07 million shares. Five years ago, the stock traded at $3.72, representing a 75.22% decrease over that period. At the time, it had a market cap of $559.27 million and a volume of 878,500 shares. Receive PACB Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Pacific Biosciences of California and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance-10.94%1 Month Performance-20.88%3 Month Performance-40.14%Year-To-Date Performance-49.63%1 Year Performance-52.48%5 Year Performance-75.22% PACB Stock Chart for Friday, May, 23, 2025 PACB Chart by TradingView Pacific Biosciences of California 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 Capitalization05/23/2025$0.94$0.92-2.09%$0.96$0.917.37 million shs$276.62 million05/22/2025$0.98$0.94-4.05%$1.00$0.9112.07 million shs$282.53 million05/21/2025$1.02$0.98-3.80%$1.02$0.978.03 million shs$294.44 million05/20/2025$1.02$1.02$1.06$0.995.45 million shs$306.09 million05/19/2025$1.04$1.02-1.45%$1.06$1.004.19 million shs$306.09 million05/16/2025$1.06$1.04-2.36%$1.06$0.9515.34 million shs$310.59 million05/15/2025$1.10$1.06-3.64%$1.10$1.0410.88 million shs$318.09 million05/14/2025$1.15$1.10-4.35%$1.15$1.107.73 million shs$330.05 million05/13/2025$1.10$1.15+4.55%$1.15$1.108.15 million shs$345.05 million05/12/2025$1.11$1.10-0.90%$1.18$1.0813.76 million shs$330.05 million Get the Latest News and Ratings for PACB and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Pacific Biosciences of California and its competitors with MarketBeat's FREE daily newsletter. 05/09/2025$1.20$1.11-7.50%$1.20$1.098.58 million shs$333.05 million05/08/2025$1.13$1.20+6.19%$1.23$1.1310.29 million shs$360.05 million05/07/2025$1.10$1.13+2.73%$1.13$1.086.21 million shs$339.05 million05/06/2025$1.11$1.10-0.90%$1.13$1.086.30 million shs$330.05 million05/05/2025$1.13$1.11-1.77%$1.14$1.095.25 million shs$333.05 million05/02/2025$1.11$1.13+1.80%$1.16$1.115.91 million shs$339.05 million05/01/2025$1.11$1.11$1.14$1.094.09 million shs$333.05 million04/30/2025$1.11$1.11$1.12$1.064.53 million shs$333.05 million04/29/2025$1.13$1.11-1.77%$1.14$1.105.44 million shs$330.62 million04/28/2025$1.09$1.13+3.67%$1.15$1.097.83 million shs$336.57 million04/25/2025$1.14$1.09-4.39%$1.15$1.079.73 million shs$324.66 million04/24/2025$1.17$1.14-2.15%$1.19$1.136.79 million shs$339.55 million04/23/2025$1.17$1.17-0.43%$1.25$1.157.46 million shs$347.00 million04/22/2025$1.14$1.17+2.63%$1.22$1.157.45 million shs$348.49 million Related Companies HBIO Stock Chart TMO Stock Chart A Stock Chart MTD Stock Chart WAT Stock Chart ILMN Stock Chart TECH Stock Chart BIO Stock Chart CRL Stock Chart BRKR Stock Chart Receive PACB Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Pacific Biosciences of California and its competitors with MarketBeat's FREE daily newsletter. 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