Merck & Company Inc (NYSE:MRK) — Market Cap & Net Worth

$298.26 Billion USD · Rank #54

Market Cap & Net Worth: Merck & Company Inc (MRK)

Merck & Company Inc (NYSE:MRK) has a market capitalization of $298.26 Billion ($298.26 Billion) as of August 3, 2026. Listed on the NYSE stock exchange, this USA-based company holds position #54 globally and #40 in its home market, demonstrating a -0.21% decrease in market value over the past year.

Market capitalization, also known as net worth in stock markets, is calculated by multiplying Merck & Company Inc's stock price $130.20 by its total outstanding shares 2469824415 (2.47 Billion). See Merck & Company Inc capex to cash flow ratio to understand how much of operating cash flow is reinvested back into capital assets.

Merck & Company Inc Market Cap History: 2015 to 2026

Merck & Company Inc's market capitalization history from 2015 to 2026. Data shows growth from $95.59 Billion to $321.57 Billion (12.27% CAGR).

Index Memberships

Merck & Company Inc is a constituent of 6 market indices:

Index	Total Market Cap	Weight (%)	Rank by Market Cap
Dow Jones Composite Average DJA	$17.15 Trillion	1.74%	#16 of 65
DJC: Dow Jones-UBS Commodity Index DJC	$23.95 Trillion	0.79%	#15 of 65
Dow Jones Industrial Average DJI	$22.19 Trillion	1.20%	#15 of 30
ARCA Pharmaceutical DRG	$3.28 Trillion	9.09%	#4 of 24
S&P 500 Index GSPC	$61.17 Trillion	0.44%	#37 of 503
S&P 100 OEX	$43.75 Trillion	0.63%	#34 of 101

Weight: Merck & Company Inc's market cap as a percentage of total index value. Rank: Position among all constituents by market cap.

Merck & Company Inc Market Cap to Earnings & Revenue Ratios Timeline

This chart shows how Merck & Company Inc's valuation ratios have evolved. The Price to Sales (P/S) ratio compares market cap to revenue, while the Price to Earnings (P/E) ratio compares market cap to net income. Lower values may indicate a more undervalued company relative to its financial performance.

Latest Price to Sales (P/S) Ratio

4.00x

Merck & Company Inc's market cap is 4.00 times its annual revenue

Industry average: 0.84x Higher than industry average

Latest Price to Earnings (P/E) Ratio

14.24x

Merck & Company Inc's market cap is 14.24 times its annual earnings

Industry average: 38.57x Lower than industry average

What These Ratios Tell Investors:

Price to Sales (P/S) Ratio: Shows how much investors are paying for each dollar of the company's sales. Lower P/S ratios may indicate undervaluation.
Price to Earnings (P/E) Ratio: Shows how much investors are paying for each dollar of the company's earnings. This is one of the most common valuation metrics.
Trends in these ratios over time can indicate changing investor sentiment about the company's future growth prospects.
Industry comparison provides context for whether the company is valued higher or lower than peers.

Year	Market Cap (USD)	Revenue (USD)	Net Income (USD)	P/S Ratio	P/E Ratio
2016	$109.98 Billion	$39.81 Billion	$3.92 Billion	2.76x	28.06x
2017	$108.34 Billion	$40.12 Billion	$2.39 Billion	2.70x	45.26x
2018	$151.63 Billion	$42.29 Billion	$6.22 Billion	3.59x	24.38x
2019	$185.39 Billion	$39.12 Billion	$9.84 Billion	4.74x	18.84x
2020	$172.03 Billion	$41.52 Billion	$7.07 Billion	4.14x	24.34x
2021	$175.05 Billion	$48.70 Billion	$13.05 Billion	3.59x	13.41x
2022	$261.56 Billion	$59.28 Billion	$14.52 Billion	4.41x	18.02x
2023	$264.20 Billion	$60.12 Billion	$365.00 Million	4.39x	723.85x
2024	$245.70 Billion	$64.17 Billion	$17.12 Billion	3.83x	14.35x
2025	$259.97 Billion	$64.93 Billion	$18.25 Billion	4.00x	14.24x

Competitor Companies of MRK by Market Capitalization

Companies near Merck & Company Inc in the global market cap rankings as of August 3, 2026.

Key companies related to Merck & Company Inc by market ranking:

Eli Lilly and Company (NYSE:LLY): Ranked #14 globally with a market cap of $936.50 Billion USD.
Eli Lilly and Company (SA:LILY34): Ranked #17 globally with a market cap of $853.51 Billion USD ( R$4.35 Trillion BRL).
Novartis AG (MX:NVSN): Ranked #55 globally with a market cap of $297.59 Billion USD ( MX$5.17 Trillion MXN).
AstraZeneca PLC (MX:AZNN): Ranked #58 globally with a market cap of $290.50 Billion USD ( MX$5.05 Trillion MXN).

Market capitalization comparison (in billions USD)

Rank	Company	Symbol	Market Cap	Price
#14	Eli Lilly and Company	NYSE:LLY	$936.50 Billion	$1148.84
#17	Eli Lilly and Company	SA:LILY34	$853.51 Billion	R$153.70
#55	Novartis AG	MX:NVSN	$297.59 Billion	MX$2710.00
#58	AstraZeneca PLC	MX:AZNN	$290.50 Billion	MX$1628.00

Merck & Company Inc Historical Marketcap From 2015 to 2026

Between 2015 and today, Merck & Company Inc's market cap moved from $95.59 Billion to $ 321.57 Billion, with a yearly change of 12.27%.

Year	Market Cap	Change (%)
2026	$321.57 Billion	+23.69%
2025	$259.97 Billion	+5.81%
2024	$245.70 Billion	-7.00%
2023	$264.20 Billion	+1.01%
2022	$261.56 Billion	+49.42%
2021	$175.05 Billion	+1.75%
2020	$172.03 Billion	-7.21%
2019	$185.39 Billion	+22.27%
2018	$151.63 Billion	+39.95%
2017	$108.34 Billion	-1.49%
2016	$109.98 Billion	+15.05%
2015	$95.59 Billion	--

End of Day Market Cap According to Different Sources

On Aug 3rd, 2026 the market cap of Merck & Company Inc was reported to be:

Source	Market Cap
Yahoo Finance	$298.26 Billion USD
MoneyControl	$298.26 Billion USD
MarketWatch	$298.26 Billion USD
marketcap.company	$298.26 Billion USD
Reuters	$298.26 Billion USD

Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.

About Merck & Company Inc

NYSE:MRK USA Drug Manufacturers - General

Market Cap

$321.57 Billion

Market Cap Rank

#54 Global

#40 in USA

Share Price

$130.20

Change (1 day)

+0.32%

52-Week Range

$77.60 - $131.82

All Time High

$132.08