AMT vs IBKR: Correlation
How closely do American Tower (AMT) and Interactive Brokers (IBKR) trade together? Their weekly returns over three years give a correlation of -0.17, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are AMT and IBKR?
On 3 years of weekly data the AMT/IBKR correlation comes out at -0.17, negative, meaning they tend to move in opposite directions. The past 12 months show a tighter link (-0.05) than the 3-year average (-0.17). The 5-year figure is -0.01, and annualized covariance runs at -157.8 %².
Within AMT's tracked universe of 30 assets, IBKR comes in at #23 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months IBKR outperformed by 68.0 percentage points (-11.0% for AMT against +57.0% for IBKR). The relationship is regime-dependent: the rolling one-year correlation swung between -0.50 and 0.20 over the past three years, so this pair behaves very differently depending on the market environment.
How is this computed?
Pearson correlation on weekly returns: ρ(A,B) = cov(rA, rB) / (σA · σB), over windows of 52, 156 and 260 weeks. Covariance is annualized (×52) and expressed in %². Full definitions on the methodology page.
AMT vs IBKR: side by side
| AMT (American Tower) | IBKR (Interactive Brokers) | |
|---|---|---|
| 1-year return | -11.0% | +57.0% |
| 5-year return | -30.2% | +516.0% |
| Volatility (ann.) | 27.1% | 33.9% |
| Beta vs S&P 500 | 0.18 | 1.37 |
| Max drawdown (3Y) | -28.4% | -38.7% |
| Market cap | $81.2B | $164.5B |
| P/E (trailing) | 24.2 | 38.5 |
| Dividend yield | 3.97% | 0.34% |
| Sector / category | Real Estate | Financials |
Year-by-year returns
| Year | AMT | IBKR |
|---|---|---|
| 2022 | -25.7% | -8.4% |
| 2023 | +5.4% | +15.1% |
| 2024 | -12.2% | +114.4% |
| 2025 | -0.9% | +46.4% |
| 2026 | +1.1% | +50.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are AMT and IBKR good diversifiers for each other?
By historical standards, yes. A correlation of -0.17 means the two rarely move for the same reasons.
FAQ
What is the correlation between AMT and IBKR?
The AMT/IBKR correlation stands at -0.17 on a 3-year window (1 year: -0.05, 5 years: -0.01), computed from weekly returns as of 2026-08-27.
Is IBKR a good diversifier for AMT?
By historical standards, yes. A correlation of -0.17 means the two rarely move for the same reasons.
What does a correlation of -0.17 mean?
On the −1 to +1 scale, -0.17 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
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Related comparisons
Hubs: AMT correlations · IBKR correlations
