Merck & Co., Inc. Share Price
NYSE: MRK | Mega CapMerck & Co., Inc. Stock Performance
Merck & Co., Inc. Share Price Today
As of 10 October 2026, Merck & Co., Inc.'s share price is $145.57. The stock opened at $141.37, compared to its previous close of $142.44. During today's trading session, Merck & Co., Inc.'s share price traded between $141.36 and $146.66, with an average price of $144.01. Over the past 52 weeks, the stock has recorded a high of $156.90 and a low of $82.10. In terms of performance, Merck & Co., Inc.'s share price has risen by 33.34% over the last six months and is up 69.27% on a year-on-year basis.
Merck & Co., Inc. Share Price Chart
Merck & Co., Inc. Quarterly Profit & Loss
All figures in USD
Merck & Co., Inc. Annual Profit & Loss
All figures in USD
About Merck & Co., Inc.
Merck makes pharmaceutical products to treat several conditions in a number of therapeutic areas, including cardiometabolic disease, cancer, and infections. In cancer, the firm's immuno-oncology platform, led by Keytruda, is a major contributor to overall sales. The company also has a substantial vaccine business aimed at preventing pediatric diseases, as well as Gardasil for human papillomavirus. Additionally, Merck sells animal health-related drugs. From a geographical perspective, 53% of the company's 2025 sales were generated from US human health (pharmaceuticals and vaccines).
Merck & Co., Inc. Historical Returns
| Month | Open | Close | Change % |
|---|---|---|---|
Oct 2026 | $144.43 | $145.51 | -0.17% |
Sep 2026 | $150.36 | $145.76 | -2.60% |
Aug 2026 | $129.20 | $149.66 | +14.93% |
Jul 2026 | $127.78 | $130.21 | +1.46% |
Jun 2026 | $117.55 | $128.34 | +8.09% |
May 2026 | $112.34 | $118.73 | +8.76% |
Apr 2026 | $121.09 | $109.17 | -9.20% |
Mar 2026 | $123.30 | $120.22 | -2.86% |
Feb 2026 | $110.30 | $123.77 | +12.19% |
Jan 2026 | $105.31 | $110.32 | +4.78% |
Dec 2025 | $104.56 | $105.28 | +0.42% |
Nov 2025 | $85.86 | $104.84 | +21.91% |