ARWR vs TSHA: Correlation
How closely do Arrowhead Pharmaceuticals, Inc. (ARWR) and Taysha Gene Therapies, Inc. (TSHA) trade together? Their weekly returns over three years give a correlation of 0.44, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ARWR and TSHA?
Across a 3-year window, the weekly returns of ARWR and TSHA correlate at 0.44, moderate. Recent behaviour matches the longer record: 0.46 over 1 year against 0.44 over 3. Stretching to 5 years gives 0.31, with an annualized covariance of 2912.5 %².
TSHA is close to the least connected end of ARWR's tracked universe, ranking #9 of 12. The last year tells two different stories: ARWR led by 205.9 percentage points, +306.6% for ARWR against +100.7% for TSHA. Note the risk asymmetry: TSHA runs 1.5 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.
ARWR vs TSHA: side by side
| ARWR (Arrowhead Pharmaceuticals, Inc.) | TSHA (Taysha Gene Therapies, Inc.) | |
|---|---|---|
| 1-year return | +306.6% | +100.7% |
| 5-year return | +32.5% | -69.5% |
| Volatility (ann.) | 65.8% | 101.5% |
| Beta vs S&P 500 | 2.19 | 2.63 |
| Max drawdown (3Y) | -74.7% | -72.9% |
| Market cap | $12.5B | $1.9B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ARWR | TSHA |
|---|---|---|
| 2022 | -38.8% | -80.6% |
| 2023 | -24.6% | -21.7% |
| 2024 | -38.6% | -2.3% |
| 2025 | +253.1% | +217.9% |
| 2026 | +33.4% | +8.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ARWR and TSHA good diversifiers for each other?
A fair diversifier. At 0.44, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between ARWR and TSHA?
The ARWR/TSHA correlation stands at 0.44 on a 3-year window (1 year: 0.46, 5 years: 0.31), computed from weekly returns as of 2026-08-27.
Is TSHA a good diversifier for ARWR?
A fair diversifier. At 0.44, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.44 mean?
A reading of 0.44 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/arwr-vs-tsha.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/arwr-vs-tsha/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: ARWR correlations · TSHA correlations
