RNAC vs WRBY: Correlation
Cartesian Therapeutics, Inc. (RNAC) and Warby Parker Inc. (WRBY) show a moderate relationship: their 3-year correlation of weekly returns is 0.41.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are RNAC and WRBY?
On 3 years of weekly data the RNAC/WRBY correlation comes out at 0.41, moderate. Lately the two have moved closer together, with the 1-year correlation at 0.65 versus 0.41 over 3 years. The 5-year figure is 0.34, and annualized covariance runs at 2779.1 %².
In RNAC's tracked universe of 10 assets, WRBY sits right near the top at #1. Their 12-month results are close: -6.2% for RNAC against -4.7% for WRBY. Note the risk asymmetry: RNAC runs 1.7 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.
RNAC vs WRBY: side by side
| RNAC (Cartesian Therapeutics, Inc.) | WRBY (Warby Parker Inc.) | |
|---|---|---|
| 1-year return | -6.2% | -4.7% |
| 5-year return | -92.3% | -53.6% |
| Volatility (ann.) | 108.2% | 62.2% |
| Beta vs S&P 500 | 2.21 | 1.49 |
| Max drawdown (3Y) | -85.6% | -50.7% |
| Market cap | $0.3B | $3.1B |
| P/E (trailing) | – | 421.2 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | RNAC | WRBY |
|---|---|---|
| 2022 | -65.3% | -71.0% |
| 2023 | -39.0% | +4.5% |
| 2024 | -13.4% | +71.7% |
| 2025 | -59.7% | -10.0% |
| 2026 | +38.3% | +16.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are RNAC and WRBY good diversifiers for each other?
A fair diversifier. At 0.41, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between RNAC and WRBY?
Using weekly returns as of 2026-08-27: 0.41 over 3 years, with 0.65 over the last year and 0.34 over 5 years.
Is WRBY a good diversifier for RNAC?
A fair diversifier. At 0.41, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.41 mean?
On the −1 to +1 scale, 0.41 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/rnac-vs-wrby.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/rnac-vs-wrby/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: RNAC correlations · WRBY correlations
