Alphabet (GOOG +1.99%) (GOOGL +1.71%) is the top communications company by market cap, followed by Meta Platforms (META +1.81%) and Tencent (TCEHY +1.21%). This is a valuable market sector, mainly due to a few of the largest communications companies at the very top.
Largest companies by market cap in the communications sector
(Editor's note: Rankings are as of April 3, 2026.)
1. Alphabet
- Market cap: $3.58 trillion (as of April 3)
- Revenue (TTM): $402.8 billion
- Gross profit (TTM): $240.3 billion
- Five-year annualized return: 22.67%
- Year founded: 1998 (Google), 2015 (Alphabet)
TTM = trailing 12 months.
NASDAQ: GOOG
Key Data Points
NASDAQ: GOOGL
Key Data Points
Alphabet is the parent company of Google, the world's most widely used search engine. Other products and services offered through Google include its Chrome web browser, Gmail, the Pixel line of smartphones, and the artificial intelligence (AI) assistant Gemini. Alphabet owns several other major companies, including YouTube, Waymo, Waze, Nest, and Fitbit.
In March 2026, Google and Meta lost a social media addiction case in California. A jury found the companies liable for $3 million in damages for allegedly designing their products to be addictive. Google plans to appeal the verdict.
2. Meta Platforms
- Market cap: $1.45 trillion (as of April 3)
- Revenue (TTM): $201.0 billion
- Gross profit (TTM): $164.8 billion
- Five-year annualized return: 13.98%
- Year founded: 2004
NASDAQ: META
Key Data Points
Meta Platforms aims to connect people through technology. It's the parent company of Facebook, Instagram, Messenger, and WhatsApp. It also develops virtual reality (VR) and augmented reality (AR) devices, including the Meta Quest.
The company is using AI to automate ad creation and is developing AI-powered military products. Meta also launched Meta Superintelligence Labs, an AI superintelligence unit, in June 2025.
3. Tencent
- Market cap: $566.90 billion (as of April 3)
- Revenue (TTM): $109.2 billion*
- Gross profit (TTM): $61.4 billion*
- Five-year annualized return: -5.78%
- Year founded: 1998
*Converted from Chinese yuan.
OTC: TCEHY
Key Data Points
4. Netflix
- Market cap: $418.51 billion (as of April 3)
- Revenue (TTM): $45.2 billion
- Gross profit (TTM): $21.9 billion
- Five-year annualized return: 12.83%
- Year founded: 1997
NASDAQ: NFLX
Key Data Points
With more than 325 million subscribers, Netflix (NFLX -9.71%) It is the world's most popular streaming service. It started as a mail-based DVD rental service before launching its streaming service in 2007. Netflix boasts a massive content library of movies, TV shows, and games, with more than half of its content in the U.S. being Netflix Originals.
In 2024, Netflix began a push toward live sports. It streamed the boxing match between Mike Tyson and Jake Paul and aired multiple NFL games.
5. China Mobile
- Market cap: $254.44 billion* (as of April 3)
- Revenue (TTM): $152.5 billion*
- Gross profit (TTM): $88.8 billion*
- Five-year annualized return: 9.35%
- Year founded: 1997
*Converted from Chinese yuan.
China Mobile is a state-owned telecommunications company in China. It's the largest wireless carrier in China and the world, with more than 1 billion customers at the end of 2025.
The company's links to the Chinese government have led to U.S. sanctions. The New York Stock Exchange delisted China Mobile in 2021, and the Federal Communications Commission (FCC) designated China Mobile's U.S. subsidiary a national security threat in 2022.
6. T-Mobile US
- Market cap: $225.27 billion (as of April 3)
- Revenue (TTM): $88.3 billion
- Gross profit (TTM): $55.5 billion
- Five-year annualized return: 9.55%
- Year founded: 1994
NASDAQ: TMUS
Key Data Points
T-Mobile (TMUS +0.27%) is the second-largest wireless company in the U.S. by number of subscribers. It had about 142 million customers at the end of 2025.
The bulk of T-Mobile's business comes from its postpaid and prepaid wireless plans, but it also offers home internet service and even online banking services. To enhance its home internet, it completed the acquisition of fiber-to-the-home provider Lumos in April 2025.
7. Verizon Communications
- Market cap: $208.35 billion (as of April 3)
- Revenue (TTM): $138.2 billion
- Gross profit (TTM): $81.4 billion
- Five-year annualized return: -3.26%
- Year founded: 1983
NYSE: VZ
Key Data Points
While it's not the largest by market cap, Verizon Communications (VZ -0.49%) is the No. 1 U.S. wireless carrier in terms of subscribers -- more than 146 million at the end of 2025. Like other major wireless companies, Verizon also offers home internet service.
8. AT&T
- Market cap: $198.33 billion (as of April 3)
- Revenue (TTM): $125.6 billion
- Gross profit (TTM): $74.8 billion
- Five-year annualized return: 4.25%
- Year founded: 1983
NYSE: T
Key Data Points
With more than 120 million subscribers at the end of 2025, AT&T (T +0.42%) is the third-largest U.S. wireless carrier. It offers postpaid and prepaid wireless plans, home internet, and phone and device sales.
AT&T has streamlined its services in recent years. The wireless company used to own DirecTV but spun that off into a new company in 2021. It also previously owned WarnerMedia, which it sold in 2021.
9. Deutsche Telekom
- Market cap: $175.33 billion (as of April 3)
- Revenue (TTM): $136.3 billion*
- Gross profit (TTM): $83.3 billion*
- Five-year annualized return: 12.33%
- Year founded: 1995
*Converted from euros.
NYSE: DIS
Key Data Points
Walt Disney (DIS +2.26%) is one of the world's most iconic media and entertainment companies. Its entertainment division includes film production, multiple streaming services, and TV channels. The experiences division has theme parks, resorts, cruises, and vacation packages. Disney also has a sports division led by ESPN.
Communications sector takeaways for investors
The communications sector comprises a diverse range of companies in interactive media, entertainment, and telecommunications. Wireless companies are common, making up half of the 10 largest communications services companies. Although they sometimes underperform the overall stock market, these companies are often good dividend stocks.
Interactive media and entertainment companies, on the other hand, tend to be growth stocks. Alphabet and Meta are two notable examples. Many of these companies are somewhat volatile and can be heavily affected by economic downturns. This can lead to short-term turbulence, but there are always valuable investment opportunities among the best communications stocks.
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