American Tower Corporation (AMT) vs CoStar Group, Inc. (CSGP)
The same free fields, in the same order, for both companies, so a figure on one line can be read straight across.
This page states measurements and nothing else. It does not rank the two companies, name one of them, or draw a conclusion from the figures.
Data as of Oct 27, 2026, for both companies.
The figures, field by field
A dash means the snapshot carries no figure for that company on that line. A line is dropped only when neither company has it, so a dash beside a figure is a fact about coverage, not about either company.
| AMT | CSGP | |
|---|---|---|
| Sector | Real Estate | Real Estate |
| Industry | REIT - Specialty | Real Estate Services |
| Size band | LARGE | LARGE |
| Listing | NYSE | Nasdaq GS |
| Country | United States | United States |
| Theme | cell-tower-reit | real-estate-services |
| Price and returns | ||
| Last close | $188.28 | $33.70 |
| Return · 1 week | +2.87% | +5.94% |
| Return · 1 month | +13.28% | +24.72% |
| Return · 3 months | +9.78% | +11.11% |
| Return · year to date | +8.79% | −48.70% |
| Return · 1 year | +1.20% | −56.86% |
| Distance from the 52-week highThe last close measured against the highest close of the past 52 weeks. | −7.02% | −57.38% |
| 52-week high | $202.50 | $79.08 |
| 52-week low | $160.06 | $25.89 |
| Size and turnover | ||
| Market value · USDConverted to US dollars, so two companies listed in different currencies sit under one heading. | $88.05B | $13.66B |
| Turnover · median day, USDThe median value traded in a session over the past 50 sessions. | $452.94M | $176.56M |
| Employees | 4,866 | 8,441 |
| Valuation | ||
| Price to earnings · trailing | 25.48× | 188.44× |
| Price to earnings · forward | 26.54× | 19.14× |
| Price to sales | 7.89× | 3.87× |
| Price to book | 23.21× | 1.73× |
| Enterprise value to EBITDA | 19.32× | 34.64× |
| Enterprise value to revenue | 12.44× | 3.84× |
| PEG ratio | 1.75 | 0.11 |
| Earnings per share · trailing | 7.27 | 0.18 |
| Profitability | ||
| Gross margin | 73.77% | 78.68% |
| Operating margin | 45.41% | 8.22% |
| Profit margin | 31.08% | 2.08% |
| Return on equity | 33.91% | 0.89% |
| Return on assets | 4.89% | 0.47% |
| Growth | ||
| Revenue growth | +4.70% | +18.40% |
| Earnings growth | +138.50% | +1261.00% |
| Balance sheet and payout | ||
| Debt / equity (%) | 438.72 | 14.54 |
| Current ratio | 0.35 | 2.21 |
| Dividend yield | 3.86% | 0.00% |
| Payout ratio | 96.01% | 0.00% |
| Trend and volatility | ||
| RSI · 14 | 64.53 | 63.76 |
| ADX · 14 | 28.81 | 31.76 |
| 50-day average | $174.94 | $30.55 |
| 200-day average | $177.16 | $37.30 |
| Average true range · share of priceAverage true range over 14 sessions, stated as a share of the last close, so it can be read across two share prices. | 3.44% | 3.92% |
The full AMT analysis
Everything this table leaves out for American Tower Corporation: the plain-language summary and key points, the accumulation read, signal history, full fundamentals, market context, and the case each side of the AMT argument makes.
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Open the full AMT analysisThe full CSGP analysis
Everything this table leaves out for CoStar Group, Inc.: the plain-language summary and key points, the accumulation read, signal history, full fundamentals, market context, and the case each side of the CSGP argument makes.
$9.90 per stock, one time, 30 days of access.
Open the full CSGP analysis