ATAI vs DFTX: Correlation
How closely do AtaiBeckley Inc. (ATAI) and Definium Therapeutics, Inc. (DFTX) trade together? Their weekly returns over three years give a correlation of 0.52, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ATAI and DFTX?
Across a 3-year window, the weekly returns of ATAI and DFTX correlate at 0.52, moderate. Little has changed lately, as the 1-year reading of 0.52 lands near the 3-year figure. Stretching to 5 years gives 0.46, with an annualized covariance of 3998.2 %².
Few assets follow ATAI as closely as DFTX, which ranks #1 of 10 tracked partners. Their recent paths diverged sharply: over the last 12 months DFTX outperformed by 284.1 percentage points (+60.8% for ATAI against +344.9% for DFTX).
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 DFTX: side by side
| ATAI (AtaiBeckley Inc.) | DFTX (Definium Therapeutics, Inc.) | |
|---|---|---|
| 1-year return | +60.8% | +344.9% |
| 5-year return | -53.9% | +4.7% |
| Volatility (ann.) | 85.3% | 90.9% |
| Beta vs S&P 500 | 1.22 | 1.35 |
| Max drawdown (3Y) | -59.2% | -58.4% |
| Market cap | $2.7B | $5.9B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ATAI | DFTX |
|---|---|---|
| 2022 | -65.1% | -89.4% |
| 2023 | -47.0% | +66.4% |
| 2024 | -5.7% | +90.2% |
| 2025 | +207.5% | +92.4% |
| 2026 | +79.7% | +227.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ATAI and DFTX good diversifiers for each other?
Somewhat, no more. With 0.52 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between ATAI and DFTX?
The ATAI/DFTX correlation stands at 0.52 on a 3-year window (1 year: 0.52, 5 years: 0.46), computed from weekly returns as of 2026-08-27.
Is DFTX a good diversifier for ATAI?
Somewhat, no more. With 0.52 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.52 mean?
On the −1 to +1 scale, 0.52 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.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/atai-vs-dftx.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/atai-vs-dftx/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: ATAI correlations · DFTX correlations
