AER vs FTAI: Correlation
How closely do AerCap Holdings N.V. (AER) and FTAI Aviation Ltd. (FTAI) trade together? Their weekly returns over three years give a correlation of 0.36, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are AER and FTAI?
Across a 3-year window, the weekly returns of AER and FTAI correlate at 0.36, moderate. The relationship has been stable: the 1-year correlation (0.37) sits close to the 3-year figure. Stretching to 5 years gives 0.45, with an annualized covariance of 473.6 %².
Out of 11 assets tracked against AER, FTAI lands near the bottom at #8. On 12-month performance FTAI holds a 12.7-point edge, +21.4% against +34.1%. Note the risk asymmetry: FTAI runs 2.7 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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.
AER vs FTAI: side by side
| AER (AerCap Holdings N.V.) | FTAI (FTAI Aviation Ltd.) | |
|---|---|---|
| 1-year return | +21.4% | +34.1% |
| 5-year return | +178.9% | +884.3% |
| Volatility (ann.) | 22.0% | 59.0% |
| Beta vs S&P 500 | 0.79 | 1.11 |
| Max drawdown (3Y) | -15.7% | -52.1% |
| Market cap | $23.3B | $20.5B |
| P/E (trailing) | 7.4 | 43.8 |
| Dividend yield | 0.98% | 0.84% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | AER | FTAI |
|---|---|---|
| 2022 | -10.9% | -25.8% |
| 2023 | +27.4% | +181.6% |
| 2024 | +29.8% | +214.7% |
| 2025 | +51.4% | +38.0% |
| 2026 | +3.8% | +1.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are AER and FTAI good diversifiers for each other?
Reasonably. At 0.36, AER and FTAI keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between AER and FTAI?
Using weekly returns as of 2026-08-27: 0.36 over 3 years, with 0.37 over the last year and 0.45 over 5 years.
Is FTAI a good diversifier for AER?
Reasonably. At 0.36, AER and FTAI keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.36 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/aer-vs-ftai.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/aer-vs-ftai/)
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Related comparisons
Hubs: AER correlations · FTAI correlations
