BDMD vs RCS: Correlation
How closely do Baird Medical Investment Holdings Ltd (BDMD) and PIMCO Strategic Income Fund, Inc. (RCS) trade together? Their weekly returns over three years give a correlation of -0.34, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BDMD and RCS?
Across a 3-year window, the weekly returns of BDMD and RCS correlate at -0.34, negative, meaning they tend to move in opposite directions. Lately the two have moved closer together, with the 1-year correlation at 0.08 versus -0.34 over 3 years. Stretching to 5 years gives -0.28, with an annualized covariance of -1697.7 %².
RCS is close to the least connected end of BDMD's tracked universe, ranking #14 of 15. Their recent paths diverged sharply: over the last 12 months RCS outperformed by 34.1 percentage points (-54.9% for BDMD against -20.8% for RCS). Note the risk asymmetry: BDMD runs 7.0 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.
BDMD vs RCS: side by side
| BDMD (Baird Medical Investment Holdings Ltd) | RCS (PIMCO Strategic Income Fund, Inc.) | |
|---|---|---|
| 1-year return | -54.9% | -20.8% |
| 5-year return | -88.5% | +5.4% |
| Volatility (ann.) | 187.8% | 27.0% |
| Beta vs S&P 500 | -0.54 | 0.77 |
| Max drawdown (3Y) | -93.6% | -32.9% |
| Market cap | – | $0.2B |
| P/E (trailing) | – | 6.9 |
| Dividend yield | 0.00% | 9.11% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | BDMD | RCS |
|---|---|---|
| 2022 | +4.1% | -19.5% |
| 2023 | +4.4% | +37.6% |
| 2024 | -29.0% | +37.5% |
| 2025 | -82.1% | -21.5% |
| 2026 | -18.4% | +0.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BDMD and RCS good diversifiers for each other?
Yes: at -0.34, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between BDMD and RCS?
The BDMD/RCS correlation stands at -0.34 on a 3-year window (1 year: 0.08, 5 years: -0.28), computed from weekly returns as of 2026-08-27.
Is RCS a good diversifier for BDMD?
Yes: at -0.34, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.34 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/bdmd-vs-rcs.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/bdmd-vs-rcs/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: BDMD correlations · RCS correlations
