Here are 1-3 brief analogies for Omnicom:

• The Berkshire Hathaway of marketing and advertising agencies. (Like Berkshire Hathaway, Omnicom is a holding company that owns many well-known, distinct businesses, but within the specific sector of marketing and communications.)
• LVMH for creative and media agencies. (Similar to LVMH owning a portfolio of prominent luxury brands, Omnicom owns a vast collection of distinct, top-tier advertising, media, and PR agencies.)
• Accenture for advertising, media, and PR services. (Like Accenture as a global professional services giant, Omnicom provides comprehensive, worldwide professional services, specifically focused on marketing, advertising, and public relations.)

• Advertising & Media Services: Develops creative campaigns and strategically plans and buys media placements across various platforms for clients.
• Public Relations: Provides strategic communications, reputation management, media relations, and crisis management services.
• Customer Relationship Management (CRM) & Experiential Marketing: Offers direct marketing, digital engagement, sales promotion, brand activation, and event marketing services.
• Healthcare Communications: Delivers specialized marketing, advertising, and public relations solutions for pharmaceutical, biotech, and healthcare organizations.

Omnicom (symbol: OMC) is a global leader in marketing and communications, and as such, primarily sells its services to **other companies** rather than individuals.

Omnicom's vast network of agencies (including BBDO, DDB, TBWA, OMD, PHD, FleishmanHillard, Porter Novelli, and many others) serves thousands of clients worldwide across virtually every industry. While client relationships in the advertising and marketing industry can be dynamic, some major and long-standing clients frequently associated with Omnicom's various agencies include:

• Apple (Symbol: AAPL) - Notably through its dedicated agency, TBWA\Media Arts Lab.
• McDonald's Corporation (Symbol: MCD) - A long-standing global client of DDB.
• Procter & Gamble (P&G) (Symbol: PG) - A major global advertiser that utilizes multiple Omnicom agencies for various brands and campaigns.
• Mercedes-Benz Group AG (German symbol: MBG.DE) - Omnicom Media Group handles their global media business.
• Johnson & Johnson (Symbol: JNJ) - A long-term client across various Omnicom agencies.

It's important to note that Omnicom's client portfolio is extensive and diverse, encompassing clients from automotive, consumer packaged goods, technology, financial services, healthcare, and many other sectors. The examples above represent only a few prominent and well-known customers.

John D. Wren, Chairman and Chief Executive Officer

John D. Wren is the Chairman and Chief Executive Officer of Omnicom Group, a position he has held as CEO since 1997 and Chairman since 2018. He was part of the team that created Omnicom Group in 1986, which was formed through the merger of three advertising companies, including Needham Harper Worldwide, where he was an executive vice-president. At the age of 15, Wren co-founded a business that manufactured tie-dyed T-shirts, gaining early business experience in product creation, manufacturing, and sales. He also previously served as CEO of Omnicom's Diversified Agency Services (DAS) division, growing it into the company's largest operating group.

Philip J. Angelastro, Executive Vice President and Chief Financial Officer

Philip J. Angelastro has served as Executive Vice President and Chief Financial Officer of Omnicom Group Inc. since September 2014. He joined Omnicom in June 1997 as Vice President of Finance for the Diversified Agency Services (DAS) network. Before his appointment as CFO, he held roles as Senior Vice President of Finance and Controller, overseeing financial and accounting matters, financial systems, income tax planning, and cash flow management for the company. Prior to joining Omnicom, Mr. Angelastro was a partner at Coopers & Lybrand (now PricewaterhouseCoopers).

Daryl Simm, President and Chief Operating Officer

Daryl Simm is the President and Chief Operating Officer of Omnicom Group. He assumed this newly created role in November 2021. Before this, Simm served as the Chief Executive Officer of Omnicom Media Group (OMG) for over two decades, having joined Omnicom in 1998. In his current role, he works directly with the Chairman and CEO to oversee business operations across Omnicom.

Paolo Yuvienco, Executive Vice President, Chief Technology Officer

Paolo Yuvienco holds the position of Executive Vice President and Chief Technology Officer at Omnicom.

Emily K. Graham, Chief Equity & Impact Officer

Emily K. Graham serves as Omnicom's Chief Equity & Impact Officer, a role that encompasses diversity, equity, and inclusion initiatives.

The following are clear emerging threats to Omnicom (OMC):

• In-housing by Clients: A growing number of large advertisers are bringing marketing functions, including creative development, media planning and buying, and data analytics, in-house. This trend is driven by a desire for greater control over data, cost efficiencies, and closer integration of marketing efforts with core business strategies, directly reducing the scope of work and revenue opportunities for external agencies like those under Omnicom.
• Proliferation of AI-powered Marketing Tools: The rapid advancement and adoption of AI and machine learning technologies are automating various marketing tasks, from content generation (copy, visuals) and media optimization to personalized campaign execution and performance analytics. This enables clients to perform tasks traditionally handled by agencies more efficiently internally or through specialized tech platforms, potentially disintermediating parts of the agency value chain and empowering smaller, tech-first competitors.
• Expansion of Consulting Firms into Marketing Services: Major consulting firms, such as Accenture Interactive, Deloitte Digital, and PwC Digital, continue to aggressively expand their marketing and creative service offerings, often through acquisitions of traditional agencies. Leveraging their deep relationships with C-suite executives, expertise in technology integration, and data analytics capabilities, these firms are directly competing with traditional agency holding companies for large, integrated marketing and experience mandates.

Omnicom (OMC) operates in several large addressable markets, primarily focusing on advertising, media planning and buying, public relations, and digital transformation consulting. The market sizes for their main products and services are as follows:

• Advertising: The global advertising market was estimated to surpass $1 trillion in 2024, with projections indicating it will reach $1.24 trillion by 2026. Within this, the global digital advertising market size was estimated at USD 488.4 billion in 2024 and is projected to reach USD 1,164.25 billion by 2030. The United States is a significant contributor, with an estimated ad spending of $422.3 billion in 2024, and North America generally holds a substantial share of the global advertising market.
• Media Planning and Buying: The global media planning and buying market was valued at USD 478.07 billion in 2024 and is projected to grow to USD 707.66 billion by 2034. North America holds the largest share of this market.
• Public Relations: The global public relations market size was USD 100.06 billion in 2024, is projected to reach $105.12 billion in 2025, and is expected to grow to $132.52 billion in 2029. North America was the largest regional market for public relations in 2024.
• Digital Transformation Consulting: The global digital transformation market, to which Omnicom offers consulting services, was valued at USD 809.12 billion in 2024 and is projected to reach USD 3,571.67 billion by 2033. North America dominates this market, holding over 44.2% of the market share in 2024.

Omnicom (OMC) is expected to drive future revenue growth over the next 2-3 years through several key initiatives:

1. Transformational Acquisition of Interpublic Group (IPG): Omnicom anticipates significant growth opportunities from its pending acquisition of Interpublic Group, which is expected to close in late 2025. This strategic transaction is projected to drive "exceptional future growth opportunities" and exceed initial synergy targets. Analysts have already upgraded their 2026 revenue forecasts for Omnicom, expecting an 18% improvement in sales, largely due to this acquisition.
2. Continued Investment and Innovation in AI and Technology Platforms: The company is consistently investing in and evolving its proprietary operating platform, Omni, which is highlighted for driving superior business outcomes for clients and enhancing operational efficiency. Omnicom recently reorganized its technology platforms, including Omni, OmniAI, Artbot, and Flywheel Commerce Cloud, into a unified end-to-end organization. The upcoming launch of Omni Plus, a next-generation marketing operating system integrating generative AI with vast data assets, is expected to further enhance client service and business outcomes.
3. Organic Growth in Key Disciplines, particularly Media & Advertising and Precision Marketing: Omnicom has demonstrated strong organic growth in its Media & Advertising and Precision Marketing segments. In the second quarter of 2025, Media & Advertising saw organic growth of 8.2%, and Precision Marketing grew by 5.0%. This trend continued into the third quarter of 2025, with Media & Advertising achieving 9.1% organic growth and Precision Marketing 0.8%. These disciplines are expected to be ongoing drivers of revenue expansion.
4. New Business Wins and Enhanced Client Relationships: Significant new business wins, including major accounts like American Express and Porsche, underscore robust client support and confidence in Omnicom's offerings. CEO John Wren emphasized that recent new business wins in media have been instrumental in sustaining profitability, indicating a continued ability to attract and retain high-value clients.

Share Repurchases

• Omnicom has consistently engaged in share repurchases, leading to a decrease in diluted shares outstanding over the past several years. For the full year 2024, diluted shares outstanding decreased by 1.4% due to net share repurchases.
• In the first nine months of 2025, net repurchases of common stock amounted to $294.1 million.
• For the full year 2023, diluted shares outstanding decreased by 2.7% as a result of net share repurchases. Similarly, in 2022, diluted shares outstanding decreased by 4.0% from net share repurchases.

Outbound Investments

• In December 2024, Omnicom announced an agreement to acquire Interpublic Group (IPG) in a stock-for-stock transaction, valued at approximately $13.25 billion, aiming to create the world's largest advertising agency.
• In January 2024, Omnicom acquired Flywheel Digital, the digital commerce business of Ascential plc, for a net cash purchase price of approximately $845 million.
• The company consistently evaluates its portfolio to identify areas for investment and acquisition opportunities.

Capital Expenditures

• Capital expenditures for the first nine months of 2025 were $110.7 million.
• Historical capital expenditures were approximately $140 million in 2022, $80 million in 2021, and $80 million in 2020.
• The primary focus of strategic investments, which would include capital expenditures, is on robust data and technology, scaled content and production, e-commerce offerings, and expanding Gen AI deployments.