Communication Services
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Market Capitalization
Communication Services Stocks at a Glance
Communication services companies run the platforms and networks people use to connect and consume content — telecom carriers, media and entertainment producers, social platforms, search engines, and game publishers. Revenue models split between steady subscriptions and cyclical advertising, so the sector blends defensive cash flows with growth-driven platform economics.
There are 286 Communication Services sector stocks tracked by Wall St. Rank, worth a combined $12.8T.
The largest by market cap are Alphabet (Google) Class A (GOOGL) at $4.22T, Alphabet (Google) Class C (GOOG) at $4.18T and Meta Platforms (Facebook) (META) at $1.73T.
Among institutional investors, Nebius Group N.V. (NBIS) drew the most net new fund positions in Q2 2026: 408 funds opened new positions, taking total fund holders up 336 (46%) quarter-over-quarter.
- Combined market cap: $12.8T across 286 stocks.
- Largest constituent: Alphabet (Google) Class A (GOOGL), $4.22T market cap.
- Most net new fund positions in Q2 2026: Nebius Group N.V. (NBIS), +336 holders.
Market caps and prices updated daily; fund activity based on aggregated SEC 13F filings for Q2 2026.