ATAI vs CMPS: Correlation
Measured on weekly returns over the past three years, AtaiBeckley Inc. (ATAI) and COMPASS Pathways Plc - American Depository Shares (CMPS) carry a correlation of 0.48, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ATAI and CMPS?
Across a 3-year window, the weekly returns of ATAI and CMPS correlate at 0.48, moderate. Little has changed lately, as the 1-year reading of 0.40 lands near the 3-year figure. Stretching to 5 years gives 0.47, with an annualized covariance of 3291.6 %².
Few assets follow ATAI as closely as CMPS, which ranks #2 of 10 tracked partners. Correlation aside, the last 12 months split them widely, with CMPS ahead by 149.4 points (+60.8% versus +210.2%).
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.
ATAI vs CMPS: side by side
| ATAI (AtaiBeckley Inc.) | CMPS (COMPASS Pathways Plc - American Depository Shares) | |
|---|---|---|
| 1-year return | +60.8% | +210.2% |
| 5-year return | -53.9% | -55.2% |
| Volatility (ann.) | 85.3% | 79.7% |
| Beta vs S&P 500 | 1.22 | 1.72 |
| Max drawdown (3Y) | -59.2% | -81.0% |
| Market cap | $2.7B | $2.0B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ATAI | CMPS |
|---|---|---|
| 2022 | -65.1% | -63.7% |
| 2023 | -47.0% | +9.0% |
| 2024 | -5.7% | -56.8% |
| 2025 | +207.5% | +82.5% |
| 2026 | +79.7% | +112.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ATAI and CMPS good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.48 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between ATAI and CMPS?
As of 2026-08-27, the correlation of weekly returns between ATAI and CMPS is 0.48 over 3 years, 0.40 over 1 year and 0.47 over 5 years.
Is CMPS a good diversifier for ATAI?
Yes, to a useful degree: a correlation of 0.48 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.48 mean?
A reading of 0.48 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/atai-vs-cmps.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/atai-vs-cmps/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: ATAI correlations · CMPS correlations
