Stocks / AMT vs ARR

AMT vs ARR: Which Stock Is the Better Buy?

American Tower Corporation and ARMOUR Residential REIT, Inc. side by side — fundamentals from SEC filings, refreshed nightly. Sector: Real Estate.

AMT is the larger company ($80.8B vs $2.1B). On the fundamentals, ARR earns a higher net margin (196.2% vs 23.8%); AMT has the stronger return on equity (69.3% vs 13.7%); ARR trades cheaper on earnings (6.8× vs 27.9×). Both carry 1 potential red flag in the filings. Full numbers below — the stronger figure on each row is in green.

AI verdict — AMT vs ARR, read from the filings

The stronger business, the cheaper stock, and the risks — synthesised from both companies’ SEC filings, every figure computed not guessed. Not investment advice.

 American Tower Corporation (AMT)ARMOUR Residential REIT, Inc. (ARR)
Market cap$80.8B$2.1B
Revenue (latest FY)$10.64B$158.34M
Net income (latest FY)$2.53B$310.65M
Revenue growth (5y CAGR)5.8%
Net margin23.8%196.2%
Return on equity69.3%13.7%
P/E ratio27.96.8
Dividend yield4.0%16.8%
Profitable years (of last 10)103
Positive free cash flowYes

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See the full AMT vs ARR breakdown

Both companies across 19 years of income statement, balance sheet and cash flow — with ratios, health checks and Ask, the SEC-grounded research assistant. Free, no account needed.

Open AMT's full financials →   Open ARR's full financials →

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Frequently asked questions

Which is bigger, AMT or ARR?

American Tower Corporation is larger by market capitalization — $80.8B versus $2.1B.

Which grows faster, AMT or ARR?

Five-year growth data is not available for both companies.

Where does this data come from?

All figures are computed from official SEC filings (10-K), refreshed nightly. This is a data comparison, not investment advice.

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AMT fundamentals → · ARR fundamentals → · All 1,500+ companies → · Free screener →