Laboratory Co. of America (LH) Stock Chart & Stock Price History $248.62 +1.87 (+0.76%) Closing price 05/30/2025 03:59 PM EasternExtended Trading$248.25 -0.37 (-0.15%) As of 05/30/2025 06:13 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 ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Laboratory Co. of America Stock Price Performance The Laboratory Co. of America (LH) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 27.45%, with a year-to-date return of 8.42%. In the past month, the stock has increased 3.22%, reflecting recent market activity. As of the latest close, Laboratory Co. of America traded at $248.62 with a market cap of $20.81 billion and volume of 1.19 million shares. Five years ago, the stock traded at $175.66, representing a 41.53% increase over that period. At the time, it had a market cap of $17.00 billion and a volume of 811,800 shares. Receive LH Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Laboratory Co. of America and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance+2.44%1 Month Performance+3.22%3 Month Performance-1.12%Year-To-Date Performance+8.42%1 Year Performance+27.45%5 Year Performance+41.53% LH Stock Chart for Saturday, May, 31, 2025 LH Chart by TradingView Laboratory Co. of America 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 Capitalization05/30/2025$246.60$248.62+0.82%$249.45$245.871.19 million shs$20.81 billion05/29/2025$246.89$246.60-0.12%$248.20$245.25539,295 shs$20.64 billion05/28/2025$247.80$246.89-0.37%$248.63$246.38519,304 shs$20.66 billion05/27/2025$242.69$247.80+2.10%$248.63$244.70665,226 shs$20.74 billion05/26/2025$242.69$242.69$242.80$239.75503,833 shs$20.31 billion05/23/2025$241.82$242.69+0.36%$242.80$239.75503,833 shs$20.31 billion05/22/2025$241.26$241.82+0.23%$243.30$239.83596,482 shs$20.24 billion05/21/2025$250.73$241.26-3.78%$248.66$241.09916,624 shs$20.19 billion05/20/2025$249.39$250.73+0.54%$251.67$248.86604,154 shs$20.99 billion05/19/2025$249.60$249.39-0.08%$249.93$246.80772,769 shs$20.87 billion Get the Latest News and Ratings for LH and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Laboratory Co. of America and its competitors with MarketBeat's FREE daily newsletter. 05/16/2025$246.18$249.60+1.39%$249.82$244.99560,711 shs$20.89 billion05/15/2025$242.41$246.18+1.56%$246.44$239.67751,985 shs$20.61 billion05/14/2025$250.24$242.41-3.13%$249.50$242.17731,948 shs$20.29 billion05/13/2025$250.89$250.24-0.26%$251.84$248.98817,236 shs$20.95 billion05/12/2025$245.76$250.89+2.09%$251.34$245.67956,294 shs$21.00 billion05/09/2025$249.01$245.76-1.31%$249.69$245.45583,379 shs$20.57 billion05/08/2025$246.11$249.01+1.18%$252.68$246.34963,475 shs$20.84 billion05/07/2025$244.11$246.11+0.82%$248.43$244.27741,473 shs$20.60 billion05/06/2025$246.90$244.11-1.13%$246.89$243.34702,843 shs$20.42 billion05/05/2025$247.89$246.90-0.40%$249.32$245.95677,658 shs$20.66 billion05/02/2025$241.26$247.89+2.75%$248.72$243.33854,928 shs$20.74 billion05/01/2025$240.87$241.26+0.16%$243.12$235.81837,261 shs$20.19 billion04/30/2025$240.18$240.87+0.29%$241.50$234.16987,067 shs$20.15 billion Related Companies DGX Stock Price Chart DVA Stock Price Chart CHE Stock Price Chart CRVL Stock Price Chart AMED Stock Price Chart MD Stock Price Chart AMN Stock Price Chart CCRN Stock Price Chart NTRA Stock Price Chart EXAS Stock Price Chart Receive LH Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Laboratory Co. of America and its competitors with MarketBeat's FREE daily newsletter. 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