NortonLifeLock (NLOK) Stock Chart & Stock Price History $28.27 -0.42 (-1.46%) As of 08/7/2025 Add Share Share Chart Stock AnalysisChartCompetitorsFinancialsHeadlinesSEC FilingsSustainabilityTrendsBuy This Stock NortonLifeLock Stock Price Performance The NortonLifeLock (NLOK) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 16.53%, with a year-to-date return of 2.24%. In the past month, the stock has decreased 6.08%, reflecting recent market activity. As of the latest close, NortonLifeLock traded at $28.69 with a market cap of $16.39 billion and volume of 3.74 million shares. Receive NLOK Stock News and Ratings via EmailSign-up to receive the latest news and ratings for NortonLifeLock and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance-4.14%1 Month Performance-6.08%3 Month Performance+1.54%Year-To-Date Performance+2.24%1 Year Performance+16.53% NLOK Stock Chart for Friday, August, 8, 2025 NLOK Chart by TradingView NortonLifeLock 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 Capitalization08/08/2025$28.69$28.27-1.46%$28.93$27.736.48 million shs$16.15 billion08/07/2025$28.58$28.69+0.38%$28.94$28.483.74 million shs$16.39 billion08/06/2025$28.98$28.58-1.38%$29.20$28.543.61 million shs$16.33 billion08/05/2025$28.79$28.98+0.66%$29.25$28.813.20 million shs$16.56 billion08/04/2025$28.79$28.79$29.40$28.673.61 million shs$16.45 billion08/01/2025$29.84$29.49-1.17%$29.98$29.383.11 million shs$16.85 billion07/31/2025$30.27$29.84-1.42%$30.43$29.702.71 million shs$17.05 billion07/30/2025$30.52$30.27-0.82%$30.74$30.092.60 million shs$17.30 billion07/29/2025$30.61$30.52-0.29%$30.71$30.342.21 million shs$17.44 billion07/28/2025$30.61$30.61$30.74$30.391.92 million shs$17.49 billion Get the Latest News and Ratings for NLOK and Related StocksEnter your email address below to receive the latest news and analysts' ratings for NortonLifeLock and its competitors with MarketBeat's FREE daily newsletter. 07/25/2025$30.68$30.52-0.52%$30.71$30.472.63 million shs$17.44 billion07/24/2025$30.52$30.68+0.52%$30.82$30.382.64 million shs$17.53 billion07/23/2025$30.27$30.52+0.83%$30.61$30.272.92 million shs$17.44 billion07/22/2025$30.27$30.27$30.36$30.073.74 million shs$17.30 billion07/21/2025$30.27$30.27$30.36$30.073.74 million shs$17.30 billion07/18/2025$30.02$30.14+0.40%$30.20$29.723.77 million shs$17.22 billion07/17/2025$29.91$30.02+0.37%$30.13$29.642.61 million shs$17.15 billion07/16/2025$29.80$29.91+0.37%$30.14$29.744.05 million shs$17.09 billion07/15/2025$28.69$29.80+3.87%$29.86$29.093.82 million shs$17.03 billion07/14/2025$28.69$28.69$29.56$28.652.75 million shs$16.39 billion07/11/2025$30.16$29.68-1.59%$30.11$29.622.52 million shs$16.96 billion07/10/2025$29.94$30.16+0.73%$30.19$29.722.99 million shs$17.23 billion07/09/2025$30.10$29.94-0.53%$30.10$29.783.01 million shs$17.11 billion07/08/2025$30.49$30.10-1.28%$30.60$30.065.00 million shs$17.20 billion07/07/2025$30.49$30.49$30.73$29.852.91 million shs$17.42 billion This page (NASDAQ:NLOK) was last updated on 8/8/2025 by MarketBeat.com Staff From Our PartnersElon’s BIGGEST warning yet?Tesla's About to Prove Everyone Wrong... 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