Omnicom Group Inc

NYSE:OMC USA Advertising Agencies
Market Cap
$24.66 Billion
Market Cap Rank
#1238 Global
#947 in USA
Share Price
$78.39
Change (1 day)
-0.42%
52-Week Range
$67.27 - $85.80
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, corporate soci… Read more

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

Omnicom Group Inc (NYSE:OMC) has a market capitalization of $24.66 Billion ($24.66 Billion) as of March 18, 2026. Listed on the NYSE stock exchange, this USA-based company holds position #1238 globally and #947 in its home market, demonstrating a -6.67% decrease 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 $78.39 by its total outstanding shares 314603664 (314.60 Million).

Omnicom Group Inc Market Cap History: 2015 to 2026

Omnicom Group Inc's market capitalization history from 2015 to 2026. Data shows growth from $17.73 Billion to $24.66 Billion (3.75% 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
$53.17 Trillion 0.03% #406 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

1.73x

Omnicom Group Inc's market cap is 1.73 times its annual revenue

Industry average:
0.20x
Higher than industry average

Latest Price to Earnings (P/E) Ratio

18.28x

Omnicom Group Inc's market cap is 18.28 times its annual earnings

Industry average:
9.12x
Higher 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
2015 $17.73 Billion $15.13 Billion $1.09 Billion 1.17x 16.21x
2016 $20.46 Billion $15.42 Billion $1.15 Billion 1.33x 17.81x
2017 $18.02 Billion $15.27 Billion $1.09 Billion 1.18x 16.56x
2018 $18.73 Billion $15.29 Billion $1.33 Billion 1.23x 14.12x
2019 $21.42 Billion $14.95 Billion $1.34 Billion 1.43x 16.00x
2020 $17.23 Billion $13.17 Billion $951.20 Million 1.31x 18.11x
2021 $21.00 Billion $14.29 Billion $1.40 Billion 1.47x 15.05x
2022 $24.30 Billion $14.29 Billion $1.30 Billion 1.70x 18.70x
2023 $26.62 Billion $14.69 Billion $1.39 Billion 1.81x 19.13x
2024 $27.07 Billion $15.69 Billion $1.48 Billion 1.73x 18.28x

Competitor Companies of OMC by Market Capitalization

Companies near Omnicom Group Inc in the global market cap rankings as of March 18, 2026.

Key companies related to Omnicom Group Inc by market ranking:

  • Applovin Corp (NASDAQ:APP): Ranked #175 globally with a market cap of $111.19 Billion USD.
  • Publicis Groupe S.A (OTCQX:PGPEF): Ranked #1027 globally with a market cap of $19.01 Billion USD.
  • Trade Desk Inc (NASDAQ:TTD): Ranked #1596 globally with a market cap of $10.77 Billion USD.
  • Focus Media Information Technology Co Ltd (SHE:002027): Ranked #1789 globally with a market cap of $9.18 Billion USD ( CN¥67.35 Billion CNY).

Market capitalization comparison (in billions USD)
Rank Company Symbol Market Cap Price
#175 Applovin Corp NASDAQ:APP $111.19 Billion $459.09
#1027 Publicis Groupe S.A OTCQX:PGPEF $19.01 Billion $87.10
#1596 Trade Desk Inc NASDAQ:TTD $10.77 Billion $25.07
#1789 Focus Media Information Technology Co Ltd SHE:002027 $9.18 Billion CN¥6.92

Omnicom Group Inc Historical Marketcap From 2015 to 2026

Between 2015 and today, Omnicom Group Inc's market cap moved from $17.73 Billion to $ 24.66 Billion, with a yearly change of 3.75%.

Year Market Cap Change (%)
2026 $24.66 Billion -2.92%
2025 $25.40 Billion -6.15%
2024 $27.07 Billion +1.67%
2023 $26.62 Billion +9.57%
2022 $24.30 Billion +15.72%
2021 $21.00 Billion +21.88%
2020 $17.23 Billion -19.58%
2019 $21.42 Billion +14.37%
2018 $18.73 Billion +3.94%
2017 $18.02 Billion -11.93%
2016 $20.46 Billion +15.42%
2015 $17.73 Billion --

End of Day Market Cap According to Different Sources

On Mar 18th, 2026 the market cap of Omnicom Group Inc was reported to be:

Source Market Cap
Yahoo Finance $24.66 Billion USD
MoneyControl $24.66 Billion USD
MarketWatch $24.66 Billion USD
marketcap.company $24.66 Billion USD
Reuters $24.66 Billion USD

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