Omnicom Group Inc (NYSE:OMC) — Market Cap & Net Worth

$21.56 Billion USD  · Rank #1181

Market Cap & Net Worth: Omnicom Group Inc (OMC)

Omnicom Group Inc (NYSE:OMC) has a market capitalization of $21.56 Billion ($21.56 Billion) as of August 1, 2026. Listed on the NYSE stock exchange, this USA-based company holds position #1181 globally and #490 in its home market, demonstrating a 1.03% increase in market value over the past year.

Market capitalization, also known as net worth in stock markets, is calculated by multiplying Omnicom Group Inc's stock price $78.70 by its total outstanding shares 285006196 (285.01 Million). See OMC capital expenditure intensity to understand how much of operating cash flow is reinvested back into capital assets.

Omnicom Group Inc Market Cap History: 2015 to 2026

Omnicom Group Inc's market capitalization history from 2015 to 2026. Data shows growth from $16.06 Billion to $22.43 Billion (3.65% CAGR).

Index Memberships

Omnicom Group Inc is a constituent of 1 market index:

Index Total Market Cap Weight (%) Rank by Market Cap
S&P 500 Index
GSPC
$61.17 Trillion 0.03% #355 of 503

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

Omnicom Group Inc Market Cap to Earnings & Revenue Ratios Timeline

This chart shows how Omnicom Group 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

1.33x

Omnicom Group Inc's market cap is 1.33 times its annual revenue

Industry average: 0.54x Higher than industry average

Latest Price to Earnings (P/E) Ratio

N/A

P/E ratio not applicable due to negative or zero earnings

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 $18.54 Billion $15.42 Billion $1.15 Billion 1.20x 16.14x
2017 $16.33 Billion $15.27 Billion $1.09 Billion 1.07x 15.00x
2018 $16.97 Billion $15.29 Billion $1.33 Billion 1.11x 12.79x
2019 $19.41 Billion $14.95 Billion $1.34 Billion 1.30x 14.49x
2020 $15.61 Billion $13.17 Billion $951.20 Million 1.19x 16.41x
2021 $19.02 Billion $14.29 Billion $1.40 Billion 1.33x 13.63x
2022 $22.01 Billion $14.29 Billion $1.30 Billion 1.54x 16.94x
2023 $24.12 Billion $14.69 Billion $1.39 Billion 1.64x 17.33x
2024 $24.52 Billion $15.69 Billion $1.48 Billion 1.56x 16.56x
2025 $23.01 Billion $17.27 Billion -$54.50 Million 1.33x N/A

Competitor Companies of OMC by Market Capitalization

Companies near Omnicom Group Inc in the global market cap rankings as of August 1, 2026.

Key companies related to Omnicom Group Inc by market ranking:

  • Applovin Corp (NASDAQ:APP): Ranked #195 globally with a market cap of $121.04 Billion USD.
  • Publicis Groupe SA (PA:PUB): Ranked #1264 globally with a market cap of $20.20 Billion USD ( €17.28 Billion EUR).
  • Focus Media Information Technology Co Ltd (SHE:002027): Ranked #1947 globally with a market cap of $11.88 Billion USD ( CN¥81.17 Billion CNY).
  • Interpublic Group of Companies Inc (NYSE:IPG): Ranked #2412 globally with a market cap of $8.93 Billion USD.
Market capitalization comparison (in billions USD)
Rank Company Symbol Market Cap Price
#195 Applovin Corp NASDAQ:APP $121.04 Billion $395.90
#1264 Publicis Groupe SA PA:PUB $20.20 Billion €92.62
#1947 Focus Media Information Technology Co Ltd SHE:002027 $11.88 Billion CN¥5.62
#2412 Interpublic Group of Companies Inc NYSE:IPG $8.93 Billion $24.57

Omnicom Group Inc Historical Marketcap From 2015 to 2026

Between 2015 and today, Omnicom Group Inc's market cap moved from $16.06 Billion to $ 22.43 Billion, with a yearly change of 3.65%.

Year Market Cap Change (%)
2026 $22.43 Billion -2.54%
2025 $23.01 Billion -6.15%
2024 $24.52 Billion +1.67%
2023 $24.12 Billion +9.57%
2022 $22.01 Billion +15.72%
2021 $19.02 Billion +21.88%
2020 $15.61 Billion -19.58%
2019 $19.41 Billion +14.37%
2018 $16.97 Billion +3.94%
2017 $16.33 Billion -11.93%
2016 $18.54 Billion +15.42%
2015 $16.06 Billion --

End of Day Market Cap According to Different Sources

On Aug 1st, 2026 the market cap of Omnicom Group Inc was reported to be:

Source Market Cap
Yahoo Finance $21.56 Billion USD
MoneyControl $21.56 Billion USD
MarketWatch $21.56 Billion USD
marketcap.company $21.56 Billion USD
Reuters $21.56 Billion USD

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

About Omnicom Group Inc

NYSE:OMC USA Advertising Agencies
Market Cap
$22.43 Billion
Market Cap Rank
#1181 Global
#490 in USA
Share Price
$78.70
Change (1 day)
-1.14%
52-Week Range
$67.27 - $86.22
All Time High
$105.49
About

Omnicom Group Inc., together with its subsidiaries, offers advertising, marketing, and corporate communications services. It provides a range of services in the areas of media and advertising, precision marketing, public relations, healthcare, branding and retail commerce, experiential, execution, and support. The company's services include advertising, branding, content marketing, crisis communi… Read more