BIRD vs XELB: Correlation
How closely do Smartbird, Inc. (BIRD) and Xcel Brands, Inc (XELB) trade together? Their weekly returns over three years give a correlation of 0.45, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BIRD and XELB?
Across a 3-year window, the weekly returns of BIRD and XELB correlate at 0.45, moderate. The link has tightened recently: the 1-year correlation (0.56) runs above the 3-year figure (0.45). Stretching to 5 years gives 0.37, with an annualized covariance of 8836.6 %².
By 3-year correlation, XELB places #8 of the 17 assets tracked against BIRD. The last year tells two different stories: XELB led by 20.9 percentage points, -51.4% for BIRD against -30.5% for XELB. Risk is not evenly split, since BIRD carries 2.6 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.
BIRD vs XELB: side by side
| BIRD (Smartbird, Inc.) | XELB (Xcel Brands, Inc) | |
|---|---|---|
| 1-year return | -51.4% | -30.5% |
| 5-year return | -99.5% | -94.9% |
| Volatility (ann.) | 225.6% | 86.2% |
| Beta vs S&P 500 | 3.94 | 1.33 |
| Max drawdown (3Y) | -92.3% | -95.5% |
| Market cap | – | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | BIRD | XELB |
|---|---|---|
| 2022 | -84.0% | -35.8% |
| 2023 | -49.4% | +84.2% |
| 2024 | -71.6% | -60.1% |
| 2025 | -41.2% | -79.0% |
| 2026 | -22.7% | -13.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BIRD and XELB good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.45 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between BIRD and XELB?
Using weekly returns as of 2026-08-27: 0.45 over 3 years, with 0.56 over the last year and 0.37 over 5 years.
Is XELB a good diversifier for BIRD?
Yes, to a useful degree: a correlation of 0.45 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.45 mean?
On the −1 to +1 scale, 0.45 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/bird-vs-xelb.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/bird-vs-xelb/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: BIRD correlations · XELB correlations
