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The Largest Communications Services Companies by Market Cap in June 2026

Alphabet, Meta Platforms, and Tencent dominate the communications sector.

By Lyle DalyUpdated Jun 3, 2026 at 2:00 PM EST | Fact-checked by Frank Bass

Key Points

  • Alphabet leads in market cap at $4.4 trillion in the communications sector.
  • Meta Platforms innovates with AI in ads and military products.
  • Tencent is the top video game company and largest in China by market cap.

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