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Compare · AMT vs IOR

AMT vs IOR

Side-by-side comparison of American Tower Corporation (REIT) (AMT) and Income Opportunity Realty Investors Inc. (IOR): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both AMT and IOR 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 1160.0x IOR ($73.2M).
  • Over the past year, AMT is down 14.6% and IOR is up 2.5% - IOR leads by 17.1 points.
  • AMT has been more active in the news (16 items in the past 4 weeks vs 1 for IOR).
  • AMT has more recent analyst coverage (25 ratings vs 0 for IOR).
PerformanceAMT-15.01%IOR+2.47%
2025-06-04+0.00%2026-06-03
MetricAMTIOR
Company
American Tower Corporation (REIT)
Income Opportunity Realty Investors Inc.
Price
$182.24-1.80%
$18.65+3.61%
Market cap
$84.90B
$73.2M
1M return
+0.73%
+3.61%
1Y return
-14.63%
+2.47%
Industry
Real Estate Investment Trusts
Real Estate Investment Trusts
Exchange
NYSE
AMEX
IPO
1987
News (4w)
16
1
Recent ratings
25
0
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.

IOR

Income Opportunity Realty Investors Inc.

Income Opportunity Realty Investors, Inc., a Dallas-based real estate investment company, holds a portfolio of equity real estate in Texas, including undeveloped land. The Company invests in real estate through direct equity ownership and partnerships. For more information, visit the Company's website at www.incomeopp-realty.com.

Latest AMT

Latest IOR