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Compare · AAT vs AMT

AAT vs AMT

Side-by-side comparison of American Assets Trust Inc. (AAT) and American Tower Corporation (REIT) (AMT): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both AAT and AMT operate in Real Estate Investment Trusts (Real Estate), so they compete in similar markets.
  • AMT is the larger of the two at $84.90B, about 59.3x AAT ($1.43B).
  • Over the past year, AAT is up 15.2% and AMT is down 15.0% - AAT leads by 30.2 points.
  • AMT has been more active in the news (16 items in the past 4 weeks vs 13 for AAT).
  • AMT has more recent analyst coverage (25 ratings vs 4 for AAT).
PerformanceAAT+15.22%AMT-15.01%
2025-06-04+0.00%2026-06-03
MetricAATAMT
Company
American Assets Trust Inc.
American Tower Corporation (REIT)
Price
$23.32-0.15%
$182.24-1.80%
Market cap
$1.43B
$84.90B
1M return
+13.29%
+0.73%
1Y return
+15.22%
-15.01%
Industry
Real Estate Investment Trusts
Real Estate Investment Trusts
Exchange
NYSE
NYSE
IPO
2011
News (4w)
13
16
Recent ratings
4
25
AAT

American Assets Trust Inc.

American Assets Trust, Inc. is a full service, vertically integrated and self-administered real estate investment trust, or REIT, headquartered in San Diego, California. The company has over 50 years of experience in acquiring, improving, developing and managing premier office, retail, and residential properties throughout the United States in some of the nation's most dynamic, high-barrier-to-entry markets primarily in Southern California, Northern California, Oregon, Washington, Texas and Hawaii. The company's office portfolio comprises approximately 3.4 million rentable square feet, and its retail portfolio comprises approximately 3.1 million square feet. In addition, the company owns one mixed-use property (including approximately 97,000 rentable square feet of retail space and a 369-room all-suite hotel) and 2,112 multifamily units. In 2011, the company was formed to succeed to the real estate business of American Assets, Inc., a privately held corporation founded in 1967 and, as such, has significant experience, long-standing relationships and extensive knowledge of its core markets, submarkets and asset classes.

AMT

American Tower Corporation (REIT)

American Tower, one of the largest global REITs, is a leading independent owner, operator and developer of multitenant communications real estate with a portfolio of approximately 181,000 communications sites.

Latest AAT

Latest AMT