BIRD vs MAAS: Correlation
Measured on weekly returns over the past three years, Smartbird, Inc. (BIRD) and Maase Inc. - Class A (MAAS) carry a correlation of 0.39, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BIRD and MAAS?
On 3 years of weekly data the BIRD/MAAS correlation comes out at 0.39, moderate. Lately the two have moved closer together, with the 1-year correlation at 0.69 versus 0.39 over 3 years. The 5-year figure is 0.35, and annualized covariance runs at 11172.5 %².
Among the 17 assets we track against BIRD, MAAS ranks #10 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months MAAS outperformed by 359.8 percentage points (-51.4% for BIRD against +308.4% for MAAS). Risk is not evenly split, since BIRD carries 1.8 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 MAAS: side by side
| BIRD (Smartbird, Inc.) | MAAS (Maase Inc. - Class A) | |
|---|---|---|
| 1-year return | -51.4% | +308.4% |
| 5-year return | -99.5% | -94.5% |
| Volatility (ann.) | 225.6% | 126.1% |
| Beta vs S&P 500 | 3.94 | 1.00 |
| Max drawdown (3Y) | -92.3% | -99.6% |
| Market cap | – | $7.3B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | BIRD | MAAS |
|---|---|---|
| 2022 | -84.0% | +14.9% |
| 2023 | -49.4% | -19.2% |
| 2024 | -71.6% | -94.6% |
| 2025 | -41.2% | -73.1% |
| 2026 | -22.7% | +206.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BIRD and MAAS good diversifiers for each other?
A fair diversifier. At 0.39, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between BIRD and MAAS?
The BIRD/MAAS correlation stands at 0.39 on a 3-year window (1 year: 0.69, 5 years: 0.35), computed from weekly returns as of 2026-08-27.
Is MAAS a good diversifier for BIRD?
A fair diversifier. At 0.39, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.39 mean?
On the −1 to +1 scale, 0.39 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-maas.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/bird-vs-maas/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: BIRD correlations · MAAS correlations
