PODD vs RMD: Correlation
How closely do Insulet Corporation (PODD) and ResMed (RMD) 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 PODD and RMD?
On 3 years of weekly data the PODD/RMD correlation comes out at 0.45, moderate. Recent behaviour matches the longer record: 0.36 over 1 year against 0.45 over 3. The 5-year figure is 0.43, and annualized covariance runs at 548.6 %².
By 3-year correlation, RMD places #4 of the 31 assets tracked against PODD. Correlation aside, the last 12 months split them widely, with RMD ahead by 41.6 points (-57.1% versus -15.5%). The rolling one-year correlation moved between 0.17 and 0.62 over the past three years, a moderate range.
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.
PODD vs RMD: side by side
| PODD (Insulet Corporation) | RMD (ResMed) | |
|---|---|---|
| 1-year return | -57.1% | -15.5% |
| 5-year return | -51.6% | -14.6% |
| Volatility (ann.) | 38.9% | 31.2% |
| Beta vs S&P 500 | 0.67 | 0.79 |
| Max drawdown (3Y) | -62.2% | -37.3% |
| Market cap | $9.9B | $34.0B |
| P/E (trailing) | 26.9 | 22.6 |
| Dividend yield | 0.00% | 1.02% |
| Sector / category | Health Care | Health Care |
Year-by-year returns
| Year | PODD | RMD |
|---|---|---|
| 2022 | +10.6% | -19.5% |
| 2023 | -26.3% | -16.5% |
| 2024 | +20.3% | +34.2% |
| 2025 | +8.9% | +6.3% |
| 2026 | -49.5% | -1.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PODD and RMD good diversifiers for each other?
A fair diversifier. At 0.45, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between PODD and RMD?
Using weekly returns as of 2026-08-27: 0.45 over 3 years, with 0.36 over the last year and 0.43 over 5 years.
Is RMD a good diversifier for PODD?
A fair diversifier. At 0.45, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
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/podd-vs-rmd.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/podd-vs-rmd/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: PODD correlations · RMD correlations
