ACH vs SRI: Correlation
Measured on weekly returns over the past three years, Accendra Health, Inc. (ACH) and Stoneridge, Inc. (SRI) carry a correlation of 0.43, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ACH and SRI?
On 3 years of weekly data the ACH/SRI correlation comes out at 0.43, moderate. The past 12 months show a weaker link (0.30) than the 3-year average (0.43). The 5-year figure is 0.40, and annualized covariance runs at 2301.2 %².
Few assets follow ACH as closely as SRI, which ranks #2 of 16 tracked partners. Their recent paths diverged sharply: over the last 12 months SRI outperformed by 57.9 percentage points (-75.3% for ACH against -17.4% for SRI).
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.
ACH vs SRI: side by side
| ACH (Accendra Health, Inc.) | SRI (Stoneridge, Inc.) | |
|---|---|---|
| 1-year return | -75.3% | -17.4% |
| 5-year return | -96.8% | -69.5% |
| Volatility (ann.) | 89.1% | 59.7% |
| Beta vs S&P 500 | 1.37 | 1.79 |
| Max drawdown (3Y) | -96.6% | -82.9% |
| Market cap | $0.1B | $0.2B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ACH | SRI |
|---|---|---|
| 2022 | -55.1% | +9.2% |
| 2023 | -1.3% | -9.2% |
| 2024 | -32.2% | -68.0% |
| 2025 | -78.6% | -7.7% |
| 2026 | -56.8% | +22.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ACH and SRI good diversifiers for each other?
Reasonably. At 0.43, ACH and SRI keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between ACH and SRI?
Using weekly returns as of 2026-08-27: 0.43 over 3 years, with 0.30 over the last year and 0.40 over 5 years.
Is SRI a good diversifier for ACH?
Reasonably. At 0.43, ACH and SRI keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.43 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/ach-vs-sri.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/ach-vs-sri/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: ACH correlations · SRI correlations
