IPG vs OMC: IPG vs Omnicom Stock Comparison: AI Score, Valuation, Performance and Upside
Interpublic Group and Omnicom have announced a merger that would create the world's largest advertising holding company. Both currently operate competing global agency networks with creative, media, and specialty marketing services. The merger creates both strategic opportunity and near-term integration uncertainty.
IPG vs OMC is a pending merger transaction between the #3 and #4 global advertising holding companies — IPG becomes an acquisition target pending regulatory approval; Omnicom is executing the consolidation that would create global advertising leadership if the deal clears antitrust.
OMC holds the edge across 3 of 5 key metrics in this comparison. OMC leads on both 1-year return (+13.47%) and forward P/E quality (6.69x vs 8.93x for IPG), a relatively favorable combination of momentum and valuation. On fundamentals, OMC is growing revenue faster (69.20%), while IPG maintains the higher operating margin (16.83%) — a classic growth-versus-profitability split. Analyst consensus implies meaningfully more upside for IPG (+33.44%) than for OMC (+25.41%).
- →want merger arbitrage exposure if the Omnicom deal closes at the announced price
- →believe the combined IPG-Omnicom entity would create sustainable competitive advantages over WPP and Publicis
- →value McCann, FCB, and Initiative as strong creative and media agency brands within the pending merger
- →are comfortable with regulatory approval timeline uncertainty as a near-term overhang
- →want the acquirer in the IPG merger with the strategic upside of creating the world's largest ad holding company
- →value BBDO, DDB, and OMD as best-in-class creative and media agencies before and after any merger
- →believe Omnicom's AI adoption and specialty diversification sustain organic growth regardless of deal outcome
- →prefer the combined entity's potential scale advantages over WPP and Publicis if the deal completes
| Metric | IPG | OMC |
|---|---|---|
| AI score | 37.6 | 44.9 |
| AI rank | #1432 | #797 |
| Latest close | $24.57 | $82.55 |
| 1M return | -9.20% | +7.66% |
| 6M return | +0.37% | +4.39% |
| 1Y return | -17.93% | +13.47% |
How much would $10,000 be worth today if invested at the start of each period, with all dividends reinvested?
| Period | IPG | OMC |
|---|---|---|
| 1Y ago | $8.44K (-15.6%) started 2024-11-27 | $11.36K (+13.6%) started 2025-07-14 |
| 5Y ago | $15.41K (+54.1%) started 2020-11-27 | $13.67K (+36.7%) started 2021-07-14 |
| 10Y ago | $23.02K (+130.2%) started 2015-11-27 | $18.95K (+89.5%) started 2016-07-14 |
Hypothetical — past performance does not guarantee future results.
| Metric | IPG | OMC |
|---|---|---|
| Market cap | $9B | $23.35B |
| Trailing P/E | 16.83 | 10.18 |
| Forward P/E | 8.93 | 6.69 |
| Price/Sales | 0.95 | 0.89 |
| EV/Revenue | 1.33 | 1.59 |
| Analyst target | $32.79 | $102.75 |
| Target upside | +33.44% | +25.41% |
| Metric | IPG | OMC |
|---|---|---|
| Revenue growth | -4.80% | 69.20% |
| Earnings growth | 580.00% | -6.90% |
| EPS growth | +580.00% | -6.90% |
| FCF margin | +12.43% | +25.56% |
| Operating margin | 16.83% | 11.92% |
| Profit margin | 6.25% | 0.32% |
| ROIC proxy | 14.95% | 2.02% |
| Return on equity | 14.95% | 2.02% |
| Dividend yield | 5.37% | 3.91% |
| Beta | 1.01 | 0.66 |
| Debt/equity | 111.66 | 110.57 |
| Current ratio | 1.08 | 0.91 |
| Quick ratio | 0.98 | 0.66 |
Lower drawdown and smaller single-period drops generally indicate a smoother ride, though they do not guarantee lower future risk.
| Period | Metric | IPG | OMC |
|---|---|---|---|
| 1Y | Growth | -17.52% | +13.63% |
| CAGR | -17.56% | +13.69% | |
| Sharpe ratio | -0.63 | 0.41 | |
| Max drawdown | 24.75% | 18.66% | |
| Max daily drop | 7.44% | 11.15% | |
| Max wkly drop | 14.29% | 12.87% | |
| 5Y | Growth | +27.89% | +19.11% |
| CAGR | +5.05% | +3.56% | |
| Sharpe ratio | 0.16 | 0.11 | |
| Max drawdown | 40.32% | 35.19% | |
| Max daily drop | 13.32% | 11.15% | |
| Max wkly drop | 21.53% | 15.65% | |
| 10Y | Growth | +50.58% | +33.79% |
| CAGR | +4.18% | +2.95% | |
| Sharpe ratio | 0.15 | 0.09 | |
| Max drawdown | 49.45% | 43.21% | |
| Max daily drop | 15.27% | 11.15% | |
| Max wkly drop | 26.83% | 21.30% |
| Category | IPG | OMC |
|---|---|---|
| Company | The Interpublic Group of Companies, Inc. | Omnicom Group Inc. |
| Sector | Communication Services | Communication Services |
| Industry | Advertising Agencies | Advertising Agencies |
| Core business | Global advertising holding company with McCann Worldgroup, FCB, MullenLowe, Initiative (media buying), and Mediahub. IPG serves major consumer brands across creative advertising, digital marketing, and media planning. | Global advertising and marketing holding company with BBDO, DDB, TBWA, OMD media buying, and specialty firms across PR, healthcare marketing, and experiential. Omnicom has announced a merger with IPG. |
| Investor focus | Organic revenue growth vs peers, AI adoption in creative and media services, client win/loss balance, and margin stability. | IPG merger completion and integration planning, organic revenue growth, AI adoption, and operating leverage improvement. |
- →McCann Worldgroup and FCB are among the most creative global advertising agencies with strong brand recognition and client retention
- →IPG's media agencies (Initiative, Mediahub) provide data-driven media buying capabilities
- →Omnicom acquisition of IPG announced — if completed, the combined company would be the world's largest advertising holding company
- →Omnicom's agency portfolio (BBDO, DDB, TBWA) includes some of the most iconic creative agencies in the world
- →OMD and PHD are leading global media agencies with programmatic buying scale
- →Omnicom's diversified specialty portfolio across healthcare marketing, PR, and experiential provides revenue resilience
- →Omnicom's acquisition of IPG (announced 2024) is pending regulatory approval — creates M&A overhang and integration risk if completed
- →AI-powered creative generation threatens to commoditize some creative advertising services
- →Organic revenue growth at IPG has trailed WPP and Publicis in recent years — competitive concerns for client retention
- →IPG merger requires regulatory approval across multiple jurisdictions — antitrust scrutiny could delay or block the deal
- →Integrating IPG would create the world's largest advertising holding company — integration complexity is enormous
- →AI disruption to advertising creative and media planning services affects both Omnicom and IPG business models
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