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Omnicom Group Inc. (OMC)
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The market capitalization for Omnicom Group Inc. (OMC) is $21.81 Billion, making it a Large Cap company. Market cap is calculated by multiplying the current stock price by the total number of shares outstanding.

Market Capitalization

$21.81B

$21.81 Billion

Calculation

Stock Price
$76.51
Shares Outstanding
285.01M
Market Cap
$21.81B

Market Cap = Price × Shares Outstanding

Size Classification

Large Cap

$10B - $1T

Companies with market capitalization between $10 billion and $1 trillion.

Market Cap Size Scale

Micro Cap

<$250M

Small Cap

$250M-$2B

Mid Cap

$2B-$10B

Large Cap

$10B-$1T

Mega Cap

>$1T

OMC Market Cap: $21.81 Billion

Related Valuation Metrics

Key Statistics

Market Cap$21.81 Billion
Stock Price$76.51
Shares Outstanding285.01M
Size CategoryLarge Cap
P/E Ratio70.84
P/B Ratio1.66
Data as of Tuesday, June 16, 2026

About Omnicom Group Inc.

Omnicom Group Inc., through its network of subsidiaries, stands as a premier global provider of comprehensive advertising, marketing, and corporate communications solutions. The company's core expertise extends across pivotal areas such as traditional and digital advertising, customer relationship management (CRM), public relations, and specialized healthcare communications. Its extensive service portfolio delivers a wide array of strategic and creative solutions. These offerings include branding, content creation, corporate social responsibility consulting, crisis management, data analytics, digital transformation, entertainment and experiential marketing, financial/corporate business-to-business advertising, graphic design, investor relations, media planning and purchasing, mobile and social media marketing, and package design. Additionally, Omnicom provides product placement, promotional marketing, public affairs, retail marketing, sales support, search engine optimization (SEO), shopper marketing, and diverse interactive and direct marketing initiatives, offering clients a complete suite of communication strategies. The company boasts a significant international footprint, conducting operations throughout the United States, Canada, Puerto Rico, South America, Mexico, Europe, the Middle East, Africa, Australia, Greater China, India, Japan, Korea, New Zealand, Singapore, and various other Asian nations. Established in 1944, Omnicom Group Inc. is headquartered in New York, New York.

New York City, NY
120,000 employees
Communication Services / Advertising Agencies
Sector
Communication Services
Industry
Advertising Agencies
CEO
John D. Wren