AMT vs SPG Stock Comparison

American Tower and Simon Property Prices as of Oct 23, 2026 Peers: Industry group
AMT American Tower Corp /Ma/
$188.97 +10.6% 1M -0.7% 1Y
Market cap
$87.68B
P/E
25.8x
Revenue (TTM)
$10.94B
Div. yield
–
Tower REITs Real Estate
4 wins

Head to Head

11 decided of 12

Simon Property leads on 7 of the 12 questions below (Simon Property 7, American Tower 4). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionAMTSPGLeader
Larger companyMarket capitalisation $87.68B $69.14B AMT
Cheaper on earningsLower P/E, profitable companies only 25.8x 14.7x SPG
Cheaper on forward earningsLower price / next fiscal year consensus EPS 28.0x 31.0x AMT
Faster revenue growthRevenue growth, trailing twelve months +6.6% +10.9% SPG
More profitableNet margin, trailing twelve months 31.1% 70.5% SPG
Better return on capitalReturn on invested capital 9.2% 15.6% SPG
Less leveragedLower net debt / EBITDA 5.1x 5.7x AMT
Higher dividend yieldTrailing dividend yield 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months -0.7% +18.4% SPG
Better 5-year returnAnnualised price return, 5 years -7.9%/yr +7.8%/yr SPG
Less volatileAnnualised volatility, 1 year 28.5% 19.2% SPG
Higher overall scoreMean of the five percentile scores vs peers 56/100 55/100 AMT

Percentile Scorecard

AMTSPG

Each axis is the mean percentile of its metrics against the company's industry group. 100 is the best in the group, 50 the middle.

Scores by Axis

AxisAMTSPG
Valuation 30 #8 of 11 23 #112 of 145
Growth 89 #2 of 10 82 #27 of 144
Profitability 67 #4 of 10 99 #3 of 140
Financial Health 40 #7 of 11 27 #107 of 146
Shareholder Returns – 46 #72 of 132
Overall 56 55
  • AMT ranked among 11 companies in Infrastructure REITs
  • SPG ranked among 149 companies in Property REITs

Price Performance

Price return, split-adjusted, before dividends. Click a name to hide or show it.

Returns

PeriodAMTSPGSPY
1 month +10.6%+3.6% -1.0%
3 months +13.4%-7.9% +2.9%
6 months +6.0%+5.2% +6.4%
Year to date +7.6%+14.3% +11.4%
1 year -0.7%+18.4% +13.1%
3 years +15.8%+99.7% +79.4%
3 years, per year +5.0%+26.0% +21.5%
5 years -33.6%+45.8% +67.7%
5 years, per year -7.9%+7.8% +10.9%
10 years +63.3%+7.7% +255.2%
10 years, per year +5.0%+0.7% +13.5%

Risk

MeasureAMTSPGSPY
Volatility, 1Y 28.5%19.2% 12.7%
Downside volatility, 1Y 28.7%18.3% 12.7%
Beta vs S&P 500, 1Y -0.060.20 1.00
Return / volatility, 1Y -0.020.96 1.03
Max drawdown, 5Y -46.1%-48.8% -25.4%
From 52-week high -2.7%-10.6% -2.5%
52-week high $194.12$236.69 $779.14
52-week low $161.11$173.35 $631.97

Valuation History

Weekly multiples on trailing twelve-month fundamentals. Negative or extreme readings (a loss year, a collapsed denominator) are left out so the chart stays readable.

MultipleAMTSPG
P/E now vs peer median 25.9xmedian 24.1x 14.7xmedian 27.0x
P/S now vs peer median 8.0xmedian 6.3x 10.9xmedian 4.1x
EV/EBITDA now vs peer median 17.7xmedian 16.7x 20.6xmedian 14.5x
P/FCF now vs peer median 22.2xmedian 18.0x 28.9xmedian 23.7x
P/B now vs peer median 8.6xmedian 2.3x 12.0xmedian 1.3x
PEG now vs peer median 0.50median 0.71 0.49median 2.07

Financial History

Reported figures by fiscal period, placed on the calendar year (or quarter) each period ended in, so companies with different fiscal years line up.

Trailing twelve monthsAMTSPG
Revenue $10.94B $6.65B
Gross profit $10.78B –
Operating income $4.90B $3.21B
Net income $3.52B $5.45B
Free cash flow $3.96B $2.51B
EPS (diluted) $7.29 $14.43
Cash & equivalents $1.76B $542.96M
Total debt $37.19B $28.25B
Shares (diluted) 466.27M 324.96M
Enterprise value $80.88B $64.99B

All Metrics

58 metrics · best in bold

Bold marks the best reading: the lowest positive value for multiples, leverage and payout, the highest for everything else. The bar under each value is its percentile against that company's own peers. Hover a value for its rank and the peer median.

Valuation

12 metrics
MetricAMTSPG
P/E 25.9x 14.7x
P/FCF 22.2x 28.9x
P/Operating cash flow 15.2x 17.5x
P/S 8.0x 10.9x
P/B 8.6x 12.0x
P/Tangible book -23.6x 12.0x
EV/EBITDA 17.7x 20.6x
EV/EBIT 25.2x 31.3x
EV/Revenue 11.3x 15.1x
EV/FCF 31.2x 40.0x
EV/Operating cash flow 21.4x 24.2x
PEG (3Y EPS CAGR) 0.50 0.49

Growth

14 metrics
MetricAMTSPG
Revenue growth (1Y) 6.6% 10.9%
Revenue CAGR (3Y) 5.4% 7.5%
Gross profit growth (1Y) 6.5% –
Gross profit CAGR (3Y) 5.2% –
Operating income growth (1Y) 4.9% 4.0%
Operating income CAGR (3Y) 20.1% 6.9%
Net income growth (1Y) 164.5% 130.6%
Net income CAGR (3Y) 58.7% 30.0%
EPS growth (1Y) 164.5% 129.8%
EPS CAGR (3Y) 52.1% 29.7%
Operating cash flow growth (1Y) 10.1% 7.1%
Operating cash flow CAGR (3Y) 9.5% 2.9%
Free cash flow growth (1Y) 5.8% -3.4%
Free cash flow CAGR (3Y) 18.2% -4.8%

Profitability

14 metrics
MetricAMTSPG
Gross margin 98.5% –
EBITDA margin 63.7% 73.3%
Operating margin 44.8% 48.3%
Pretax margin 36.0% 32.9%
Net margin 31.1% 70.5%
FCF margin 36.2% 37.7%
Operating cash flow margin 52.8% 62.3%
Return on equity 34.5% 87.0%
Return on assets 5.6% 13.6%
Return on invested capital 9.2% 15.6%
Return on capital employed 9.0% –
Asset turnover 0.2x 0.2x
Cash conversion (OCF / net income) 1.6x 0.8x
Stock comp / revenue 1.5% –

Financial Health

11 metrics
MetricAMTSPG
Debt / assets 58.8% 71.3%
Debt / equity 3.6x 4.7x
Net debt / EBITDA 5.1x 5.7x
Debt / FCF 9.4x 11.3x
Liabilities / assets 83.8% 84.7%
Equity / assets 16.2% 15.3%
Interest coverage 3.5x 3.1x
Current ratio 0.4x –
Quick ratio 0.3x –
Cash ratio 0.2x –
Altman Z-score 1.20 –

Shareholder Returns

7 metrics
MetricAMTSPG
Dividend yield 3.7% 4.2%
Net buyback yield 0.2% 0.2%
Shareholder yield 3.9% 4.4%
Payout ratio (earnings) – –
Payout ratio (FCF) – –
Dividend growth (1Y) – –
Dividend CAGR (3Y) – –

Analyst Estimates

Solid lines are reported fiscal-year results; dashed lines are the consensus for the years ahead. Hover a year for the analysts' high and low, and how each result compared with its estimate.

ConsensusAMTSPG
Forward P/E 28.0xFY2026 31.0xFY2026
EPS, next fiscal year $6.75FY2026 $6.82FY2026
EPS growth, next FY +25.0%FY2026 -51.9%FY2026
EPS growth, the year after -0.3% +8.2%
Revenue, next fiscal year $11.51BFY2026 $7.17BFY2026
Revenue growth, next FY +8.2%FY2026 +12.8%FY2026
Revenue growth, the year after +4.0% -7.8%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersAMTSPG
Held by institutions 94.4% 93.2%
Institutions holding 1,743 1,357
Change in shares held, QoQ +2.5% +3.8%
Institutions buying 860 679
Institutions selling 657 462
Buyers to sellers 1.31 1.47

Return Correlation

Daily returns, last 12 months

1.00 means two stocks move in lockstep, 0 that they move independently. Pairs below about 0.5 diversify each other.

AMTSPG
AMT 1.00 0.28
SPG 0.28 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, AMT and SPG?

American Tower (AMT) is the largest by market capitalisation: American Tower (AMT) $87.68B, Simon Property (SPG) $69.14B.

Which stock is cheaper, AMT and SPG?

Simon Property (SPG) trades on the lowest price-to-earnings ratio (American Tower (AMT) 25.8x, Simon Property (SPG) 14.7x). On next year's consensus earnings, American Tower (AMT) is cheapest (American Tower (AMT) 28.0x, Simon Property (SPG) 31.0x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Simon Property (SPG) grew revenue fastest over the trailing twelve months: American Tower (AMT) +6.6%, Simon Property (SPG) +10.9%.

Which company is more profitable?

Simon Property (SPG) has the highest net margin (American Tower (AMT) 31.1%, Simon Property (SPG) 70.5%). On return on invested capital, Simon Property (SPG) leads (American Tower (AMT) 9.2%, Simon Property (SPG) 15.6%).

Which stock has performed better?

Over the past year Simon Property (SPG) returned the most: American Tower (AMT) -0.7%, Simon Property (SPG) +18.4%. Over five years, Simon Property (SPG) compounded fastest (American Tower (AMT) -7.9%/yr, Simon Property (SPG) +7.8%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Simon Property (SPG) has been the steadiest (American Tower (AMT) 28.5%, Simon Property (SPG) 19.2%). Volatility measures how widely the price swings, not the risk of the business.

Do AMT and SPG move together?

Their daily returns over the past year have a correlation of 0.28, a weak relationship. Holding both diversifies more than two closely linked stocks would.

Which is the better stock, AMT and SPG?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Simon Property (SPG) leads on 7. Business Quant does not give investment advice; use the comparison as a starting point for your own research.

Data from SEC filings, exchange prices and consensus estimates, via Business Quant. Percentile scores compare each company with its own peer group, so two companies' scores are each relative to different peers unless you rank against the whole market. Price returns exclude dividends. Nothing on this page is investment advice.