IRTC vs OVBC: Correlation
How closely do iRhythm Holdings, Inc. (IRTC) and Ohio Valley Banc Corp. (OVBC) trade together? Their weekly returns over three years give a correlation of -0.20, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are IRTC and OVBC?
On 3 years of weekly data the IRTC/OVBC correlation comes out at -0.20, negative, meaning they tend to move in opposite directions. The past 12 months show a tighter link (-0.02) than the 3-year average (-0.20). The 5-year figure is -0.13, and annualized covariance runs at -326.4 %².
Out of 10 assets tracked against IRTC, OVBC lands near the bottom at #8. Correlation aside, the last 12 months split them widely, with OVBC ahead by 59.3 points (-31.5% versus +27.8%). One caveat on sizing: IRTC is 1.6 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
IRTC vs OVBC: side by side
| IRTC (iRhythm Holdings, Inc.) | OVBC (Ohio Valley Banc Corp.) | |
|---|---|---|
| 1-year return | -31.5% | +27.8% |
| 5-year return | +150.2% | +98.0% |
| Volatility (ann.) | 50.1% | 32.1% |
| Beta vs S&P 500 | 0.87 | 0.12 |
| Max drawdown (3Y) | -53.8% | -26.2% |
| Market cap | $3.8B | $0.2B |
| P/E (trailing) | – | 15.1 |
| Dividend yield | 0.00% | 2.08% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | IRTC | OVBC |
|---|---|---|
| 2022 | -20.4% | -7.8% |
| 2023 | +14.3% | -9.3% |
| 2024 | -15.8% | +9.3% |
| 2025 | +96.8% | +70.0% |
| 2026 | -34.4% | +15.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are IRTC and OVBC good diversifiers for each other?
Yes: at -0.20, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between IRTC and OVBC?
The IRTC/OVBC correlation stands at -0.20 on a 3-year window (1 year: -0.02, 5 years: -0.13), computed from weekly returns as of 2026-08-27.
Is OVBC a good diversifier for IRTC?
Yes: at -0.20, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.20 mean?
On the −1 to +1 scale, -0.20 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/irtc-vs-ovbc.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/irtc-vs-ovbc/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: IRTC correlations · OVBC correlations
