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Advertising Agencies
Stocks Ranked by
Market Capitalization

Advertising Agencies Stocks at a Glance

Advertising agencies plan creative campaigns and buy media placement across TV, digital, and print, alongside marketing and market-research firms. Fees track client ad budgets — among the first costs cut in a downturn — so the group is a leveraged play on corporate marketing spend.

There are 39 Advertising Agencies industry stocks tracked by Wall St. Rank, worth a combined $154B.

The largest by market cap are Applovin (APP) at $104B, Omnicom Group (OMC) at $20.9B and Trade Desk (TTD) at $5.96B.

Among institutional investors, Liftoff Mobile (LFTO) drew the most net new fund positions in Q2 2026: 87 funds opened new positions.

  • Combined market cap: $154B across 39 stocks.
  • Largest constituent: Applovin (APP), $104B market cap.
  • Most net new fund positions in Q2 2026: Liftoff Mobile (LFTO), +87 holders.

Market caps and prices updated daily; fund activity based on aggregated SEC 13F filings for Q2 2026.