As of August 21, 2026 6:55pm CDT, MRK (Merck & Co., Inc., XNYS) traded at $153.16, +4.16 (+2.79%) on the day (delayed quote). StockMarketLoop's Market Position model puts the current profit ratio at 95.79%, with support near $129.10 and resistance near $152.70. Market capitalization: $367.6B.

Source: StockMarketLoop real-time market data (massive-aggregates-fallback-5m). Not investment advice.

MRK

Merck & Co., Inc.

XNYS · CS

$153.16 +2.79% Delayed market data
Volume11,376,975
Market cap$367.6B
Market position95.79%
Support / resistance$129.10 / $152.70

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

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Observed August 21, 2026 6:55 pm CDT. Market data and model estimates only—not investment advice.
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