ACAD vs STTK: Correlation
How closely do ACADIA Pharmaceuticals Inc. (ACAD) and Shattuck Labs, Inc. (STTK) trade together? Their weekly returns over three years give a correlation of 0.41, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ACAD and STTK?
Across a 3-year window, the weekly returns of ACAD and STTK correlate at 0.41, moderate. Lately the two have drifted apart, with the 1-year correlation at 0.09 versus 0.41 over 3 years. Stretching to 5 years gives 0.26, with an annualized covariance of 2881.2 %².
Among the 15 assets we track against ACAD, STTK ranks #8 by 3-year correlation. Correlation aside, the last 12 months split them widely, with STTK ahead by 653.1 points (+11.9% versus +665.0%). Risk is not evenly split, since STTK carries 3.0 times the volatility of the other side.
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.
ACAD vs STTK: side by side
| ACAD (ACADIA Pharmaceuticals Inc.) | STTK (Shattuck Labs, Inc.) | |
|---|---|---|
| 1-year return | +11.9% | +665.0% |
| 5-year return | +75.2% | -63.7% |
| Volatility (ann.) | 48.8% | 145.0% |
| Beta vs S&P 500 | 1.18 | 2.32 |
| Max drawdown (3Y) | -55.6% | -93.5% |
| Market cap | $5.1B | $0.8B |
| P/E (trailing) | 13.3 | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ACAD | STTK |
|---|---|---|
| 2022 | -31.8% | -73.0% |
| 2023 | +96.7% | +210.0% |
| 2024 | -41.4% | -83.0% |
| 2025 | +45.6% | +201.7% |
| 2026 | +11.3% | +109.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ACAD and STTK good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.41 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between ACAD and STTK?
The ACAD/STTK correlation stands at 0.41 on a 3-year window (1 year: 0.09, 5 years: 0.26), computed from weekly returns as of 2026-08-27.
Is STTK a good diversifier for ACAD?
Yes, to a useful degree: a correlation of 0.41 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.41 mean?
A reading of 0.41 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
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Related comparisons
Hubs: ACAD correlations · STTK correlations
