Finance.Foundation
Comparison · seed-0.6 · 2026-08-29

Merck & Co. (MRK) vs Abbott (ABT)

Merck & Co. (MRK) and Abbott (ABT) side by side: both in Healthcare, both listed on New York Stock Exchange. Merck & Co. is the larger of the two by approximate market capitalization (about 1.1×).

FieldMerck & Co.Abbott
Legal nameMerck & Co., Inc.Abbott Laboratories
TickerMRKABT
ExchangeNew York Stock Exchange XNYSNew York Stock Exchange XNYS
JurisdictionUnited StatesUnited States
SectorHealthcareHealthcare
IndustryPharmaceuticalsMedical devices & diagnostics
Market cap ≈$250bn$230bn
Founded18911888
Reporting currencyUSDUSD
LEI4YV9Y5M8S0BRK1RP0397549300I73MX1K4BJJV80
ISINUS58933Y1055US0028241000
FIGIBBG001S5TC52BBG001S5N9M6
Index membershipS&P 500S&P 500
Held by (covered funds)

Merck & Co.

US pharmaceutical major (known as MSD outside North America) whose cancer immunotherapy Keytruda is among the world's best-selling drugs; also strong in vaccines and animal health.

Full profile →

Abbott

Diversified healthcare company spanning medical devices (FreeStyle Libre glucose monitors), diagnostics, nutrition brands like Ensure, and established pharmaceuticals.

Full profile →

What they share

Same indices: S&P 500

Approximate reference values (seed-0.6 · 2026-08-29) — not real-time, not investment advice. Both sides as data: /api/v1/companies/merck · /api/v1/companies/abbott