Largest companies by market cap in the real estate sector
| Name and ticker | Market cap | Current price | Industry |
|---|---|---|---|
| Welltower (NYSE:WELL) | $151.5 billion | $213.88 | Health Care REITs |
| Prologis (NYSE:PLD) | $134.3 billion | $143.89 | Industrial REITs |
| Equinix (NASDAQ:EQIX) | $105.7 billion | $1,085.56 | Specialized REITs |
| American Tower (NYSE:AMT) | $82.2 billion | $176.99 | Specialized REITs |
| Simon Property Group (NYSE:SPG) | $65.7 billion | $200.26 | Retail REITs |
| Digital Realty Trust (NYSE:DLR) | $68.6 billion | $195.58 | Specialized REITs |
| Realty Income (NYSE:O) | $57.7 billion | $62.20 | Retail REITs |
| Sun Hung Kai Properties (OTC:SUHJF) | $53.2 billion | $18.36 | Real Estate Management and Development |
| Public Storage (NYSE:PSA) | $54.6 billion | $310.13 | Specialized REITs |
| Goodman Group (ASX:GMG) | $61.9 billion | A$30.88 | Industrial REITs |
(Editor's note: Rankings are as of May 4, 2026.)
1. Welltower
- Market cap: $153.30 billion (as of May 4)
- Revenue (TTM): $11.6 billion
- Gross profit (TTM): $4.5 billion
- Five-year annualized return: 23.65%
- Year founded: 1970
TTM = trailing 12 months.
NYSE: WELL
Key Data Points
Welltower is the first healthcare REIT; in fact, it was originally known as Health Care REIT, Inc. The trust invests in healthcare infrastructure and senior housing, including assisted living facilities and dementia care facilities.
The REIT operates in the U.S., Canada, and the U.K., and manages more than 2,500 senior and wellness housing communities. In October 2025, Welltower announced $23 billion in transactions, including $14 billion in acquisitions and a greater focus on senior housing.
2. Prologis
- Market cap: $129.36 billion (as of May 4)
- Revenue (TTM): $8.9 billion
- Gross profit (TTM): $6.7 billion
- Five-year annualized return: 3.95%
- Year founded: 1983
NYSE: PLD
Key Data Points
Prologis builds, owns, and operates logistics real estate, including manufacturing facilities, storage and distribution properties, and flex spaces that serve multiple purposes. This company is now focusing on data centers to meet the demand driven by artificial intelligence (AI).
As of 2025, Prologis had about 6,000 buildings across 20 countries and more than $200 billion in assets under management (AUM). It's also expanding into France, with multiple data center projects planned for the country.
3. Equinix
- Market cap: $106.83 billion (as of May 4)
- Revenue (TTM): $9.4 billion
- Gross profit (TTM): $4.8 billion
- Five-year annualized return: 8.53%
- Year founded: 1998
NASDAQ: EQIX
Key Data Points
Digital infrastructure company Equinix converted to a REIT in 2015. It has a network of over 270 AI-ready data centers across more than 70 major metropolitan areas, with more than 10,000 customers. Companies that use Equinix include Amazon, Apple (AAPL -0.32%), and Meta Platforms (META -1.67%).
In recent years, Equinix has focused on AI and partnered with tech giant Nvidia (NVDA +1.84%) to offer a fully managed private cloud service to clients. It has also prioritized sustainability and set a goal to procure 100% renewable energy for its facilities by 2030.
4. American Tower Corporation
- Market cap: $84.27 billion (as of May 4)
- Revenue (TTM): $10.8 billion
- Gross profit (TTM): $8.0 billion
- Five-year annualized return: -6.55%
- Year founded: 1995
NYSE: AMT
Key Data Points
American Tower Corporation (AMT +0.25%) is a REIT that owns and operates wireless networks in 22 countries. Its communications real estate portfolio has about 150,000 sites, including more than 40,000 in the U.S. and Canada.
In addition to communications towers, American Tower's portfolio also includes data centers that businesses can use for cloud computing, AI technology, and other IT needs.
5. Simon Property Group
- Market cap: $76.70 billion (as of May 4)
- Revenue (TTM): $6.4 billion
- Gross profit (TTM): $5.2 billion
- Five-year annualized return: 10.71%
- Year founded: 1993
NYSE: SPG
Key Data Points
Simon Property Group (SPG -0.79%) is a REIT that owns, develops, and operates retail properties. It has a portfolio of more than 250 properties, which include shopping malls, retail outlets, and open-air shopping centers.
Brothers Melvin and Herbert Simon founded Simon Property Group in the 1960s, taking it public in 1993 after decades of developing and operating strip malls. Melvin's son, David Simon, has been the company's CEO since 1995.
6. Digital Realty
- Market cap: $70.49 billion (as of May 4)
- Revenue (TTM): $6.3 billion
- Gross profit (TTM): $3.5 billion
- Five-year annualized return: 5.40%
- Year founded: 2004
NYSE: DLR
Key Data Points
Digital Realty Trust (DLR +0.07%) is a data center REIT with a global network of more than 300 data centers serving over 5,000 customers. It has one of the largest footprints on this list, operating data centers in six geographic regions: North America, South America, Europe, Africa, Asia, and Oceania.
This is also the youngest real estate company to have made the top 10 by market cap. GI Partners founded Digital Realty in 2004, when it purchased 21 data centers at bankruptcy auctions.
7. Realty Income
- Market cap: $59.16 billion (as of May 4)
- Revenue (TTM): $5.7 billion
- Gross profit (TTM): $5.3 billion
- Five-year annualized return: -0.96%
- Year founded: 1969
NYSE: O
Key Data Points
Realty Income (O +0.45%) is a REIT that invests in single-tenant commercial properties. Its portfolio had more than 15,000 properties located in the U.S., U.K., and the European Union as of 2025.
Instead of paying quarterly dividends like most REITs, Realty Income pays monthly dividends. It's even known as "The Monthly Dividend Company" for that reason, and it's one of the more popular real estate dividend stocks.
8. Sun Hung Kai Properties
- Market cap: $54.57 billion (as of May 4)
- Revenue (TTM): $11.8 billion*
- Gross profit (TTM): $4.4 billion*
- Five-year annualized return: 3.52%
- Year founded: 1963
Converted from Hong Kong dollars.
OTC: SUHJF
Key Data Points
9. Public Storage
- Market cap: $51.85 billion (as of May 4)
- Revenue (TTM): $4.9 billion
- Gross profit (TTM): $3.5 billion
- Five-year annualized return: 1.41%
- Year founded: 1972
NYSE: PSA
Key Data Points
Public Storage (PSA -0.27%) is the largest owner and operator of self-storage facilities worldwide. This self-storage REIT has more than 3,300 facilities serving approximately 2 million customers in the U.S.
While most of Public Storage's business is in the U.S., it acquired Shurgard Self-Storage in 2006 to build its global reach. It now operates thousands of facilities across seven European Union nations.
10. Goodman Group
- Market cap: $43.88 billion* (as of May 4)
- Revenue (TTM): $1.4 billion*
- Gross profit (TTM): $998.1 million*
- Five-year annualized return: 8.00%
- Year founded: 1989
*Converted from Australian dollars.
ASX: GMG
Key Data Points
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About the Author
Lyle Daly has positions in Meta Platforms and Nvidia. The Motley Fool has positions in and recommends Amazon, American Tower, Apple, Digital Realty Trust, Equinix, Meta Platforms, Nvidia, Prologis, Realty Income, Rocket Companies, Simon Property Group, and Walmart. The Motley Fool has a disclosure policy.
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