IART vs IWM: Correlation
Integra LifeSciences Holdings Corporation (IART) and iShares Russell 2000 ETF (IWM) show a moderate relationship: their 3-year correlation of weekly returns is 0.58.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are IART and IWM?
Across a 3-year window, the weekly returns of IART and IWM correlate at 0.58, moderate. The relationship has been stable: the 1-year correlation (0.57) sits close to the 3-year figure. Stretching to 5 years gives 0.55, with an annualized covariance of 665.1 %².
IWM is one of the assets that tracks IART most closely: it ranks #1 out of the 16 assets we track against IART. Their recent paths diverged sharply: over the last 12 months IWM outperformed by 15.1 percentage points (+13.3% for IART against +28.4% for IWM). Risk is not evenly split, since IART carries 2.9 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.
IART vs IWM: side by side
| IART (Integra LifeSciences Holdings Corporation) | IWM (iShares Russell 2000 ETF) | |
|---|---|---|
| 1-year return | +13.3% | +28.4% |
| 5-year return | -77.0% | +41.5% |
| Volatility (ann.) | 58.0% | 19.8% |
| Beta vs S&P 500 | 1.66 | 1.06 |
| Max drawdown (3Y) | -80.3% | -27.5% |
| Market cap | $1.3B | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.91% |
| Expense ratio | – | 0.19% |
| Assets under management | – | $80.1B |
| Sector / category | US Listed | ETF · US Small & Mid Cap |
IWM, iShares's Small Blend fund, carries $80.1B under management, 1757 holdings, a 0.19% expense ratio, a 0.91% trailing dividend yield.
Year-by-year returns
| Year | IART | IWM |
|---|---|---|
| 2022 | -16.3% | -20.5% |
| 2023 | -22.3% | +16.8% |
| 2024 | -47.9% | +11.4% |
| 2025 | -45.2% | +12.7% |
| 2026 | +35.7% | +22.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are IART and IWM good diversifiers for each other?
Somewhat, no more. With 0.58 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between IART and IWM?
The IART/IWM correlation stands at 0.58 on a 3-year window (1 year: 0.57, 5 years: 0.55), computed from weekly returns as of 2026-08-27.
Is IWM a good diversifier for IART?
Somewhat, no more. With 0.58 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.58 mean?
On the −1 to +1 scale, 0.58 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/iart-vs-iwm.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/iart-vs-iwm/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: IART correlations · IWM correlations
