DRTS vs WRBY: Correlation
Measured on weekly returns over the past three years, Alpha Tau Medical Ltd. (DRTS) and Warby Parker Inc. (WRBY) carry a correlation of 0.37, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are DRTS and WRBY?
Across a 3-year window, the weekly returns of DRTS and WRBY correlate at 0.37, moderate. Lately the two have moved closer together, with the 1-year correlation at 0.58 versus 0.37 over 3 years. Stretching to 5 years gives 0.26, with an annualized covariance of 1346.1 %².
By 3-year correlation, WRBY places #4 of the 10 assets tracked against DRTS. Their recent paths diverged sharply: over the last 12 months DRTS outperformed by 344.2 percentage points (+339.5% for DRTS against -4.7% for WRBY).
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.
DRTS vs WRBY: side by side
| DRTS (Alpha Tau Medical Ltd.) | WRBY (Warby Parker Inc.) | |
|---|---|---|
| 1-year return | +339.5% | -4.7% |
| 5-year return | +50.5% | -53.6% |
| Volatility (ann.) | 58.3% | 62.2% |
| Beta vs S&P 500 | 0.85 | 1.49 |
| Max drawdown (3Y) | -48.3% | -50.7% |
| Market cap | $1.4B | $3.1B |
| P/E (trailing) | – | 421.2 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | DRTS | WRBY |
|---|---|---|
| 2022 | -67.6% | -71.0% |
| 2023 | -5.3% | +4.5% |
| 2024 | +3.0% | +71.7% |
| 2025 | +59.7% | -10.0% |
| 2026 | +199.2% | +16.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are DRTS and WRBY good diversifiers for each other?
A fair diversifier. At 0.37, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between DRTS and WRBY?
Using weekly returns as of 2026-08-27: 0.37 over 3 years, with 0.58 over the last year and 0.26 over 5 years.
Is WRBY a good diversifier for DRTS?
A fair diversifier. At 0.37, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.37 mean?
A reading of 0.37 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/drts-vs-wrby.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/drts-vs-wrby/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: DRTS correlations · WRBY correlations
