Merck & Co., Inc. (MRK) NYSE

Currency In USD

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MRK Historical Return

If you invested $1000 in Merck & Co., Inc. (MRK) 10 years ago, it would be worth $3,369.63 as of October 28, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $1,875.1, while $1000 invested 1 year ago would be worth $1,647.44. This corresponds to total returns of 236.96%, 87.51%, 64.74%, respectively, with annualized returns of 12.91%, 13.39%, 64.74%.

Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.

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MRK Historical Data

Date Range:

DateOpenCloseAdj CloseHighLowVolume
October 28, 2026140140.93140.93142.4139.218.22M
October 27, 2026140.22141.82141.82142.69139.839.04M
October 26, 2026145.89140.61140.61146.61139.9313.08M
October 23, 2026145.02145.27145.27145.44143.418.38M
October 22, 2026151.05147.24147.24154.02144.0719M
October 21, 2026147.11149.88149.88150147.119.01M
October 20, 2026146.29148.3148.3149.36146.129.9M
October 19, 2026145143.63143.63147.41143.5310.45M
October 16, 2026146.96145.95145.95147.79145.6111.23M
October 15, 2026149.7145.19145.19152.34144.9113.85M
October 14, 2026143.1147.37147.37148.16142.669.77M
October 13, 2026145.85141.98141.98145.93141.588.16M
October 12, 2026145.75145.45145.45146.36144.646.62M
October 09, 2026141.37145.6145.6146.68141.367.99M
October 08, 2026141.9142.38142.38142.77138.898.29M
October 07, 2026142.03142.79142.79144.15141.496.35M
October 06, 2026140.13141.93141.93142.15139.758.06M
October 05, 2026143.67139.54139.54144.06138.89.47M
October 02, 2026143.77144.3144.3144.35142.739.16M
October 01, 2026144.71143.81143.81145.39143.267.85M
September 30, 2026148.95145.31145.31149.27145.2610.22M
September 29, 2026148.17149.32149.32150.36146.097.26M
September 28, 2026147.65148.69148.69149.19146.287.61M
September 25, 2026148.06148.74148.74149.94147.487.77M
September 24, 2026148.16148.01148.01151.46147.910.31M
September 23, 2026151.32148.08148.08152.01146.899.63M
September 22, 2026148.69150.91150.91153.57148.0411.1M
September 21, 2026146.79149.5149.5150.49145.67.44M
September 18, 2026147.08146.76146.76147.84145.7430.47M
September 17, 2026145.74147.17147.17147.65145.329.55M
September 16, 2026143.96144.91144.91144.97143.57.22M
September 15, 2026143.85143.8143.8144.15142.327.78M
September 11, 2026145.52143.93143.93145.9143.688.62M
September 10, 2026147.94144.71144.71148144.17.44M
September 09, 2026148.96147.6147.6149.41147.197.76M
September 08, 2026148.41148.49148.49149.59146.2810.88M
September 04, 2026150.83150.33150.33152.22150.094.39M
September 03, 2026152.8152.34152.34152.8148.96.23M
September 02, 2026151.5151.64151.64152.69149.978.17M
September 01, 2026150.23149.94149.94151.68148.559.43M
August 31, 2026147147.76147.76148.69145.9510.67M
August 28, 2026146.72148.35148.35149.01145.758.06M
August 27, 2026149.53149.54149.54152.08149.028.5M
August 26, 2026154.35153.15153.15155.18152.618.58M
August 25, 2026151156.43156.43156.92150.6613.71M
August 24, 2026150.72150.69150.69151.52149.1414.66M
August 21, 2026149.12152.55152.55154.49148.5915.87M
August 20, 2026150.78149.25149.25152.51148.5215.64M
August 19, 2026146.94152.22152.22153.47144.932.39M
August 18, 2026137.24135.18135.18137.98134.889.93M
August 17, 2026134.95135.97135.97137.17134.558.46M
August 14, 2026134.43135.84135.84135.97133.46.48M
August 13, 2026133.86135.55135.55135.68133.068.87M
August 12, 2026130.25132.93132.93134.06128.919.89M
August 11, 2026129.93130.45130.45132.84129.76.12M
August 10, 2026128.29130.9130.9130.98128.245.2M
August 07, 2026127.84128.57128.57128.75126.686.42M
August 06, 2026130.96128.37128.37131.08127.87.05M
August 05, 2026129.41128.32128.32131.07127.569.5M
August 04, 2026128.46128.04128.04129.99126.2210.5M
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