IWM vs KN: Correlation
iShares Russell 2000 ETF (IWM) and Knowles Corporation (KN) show a strong relationship: their 3-year correlation of weekly returns is 0.73.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are IWM and KN?
Across a 3-year window, the weekly returns of IWM and KN correlate at 0.73, strong. Recent behaviour matches the longer record: 0.65 over 1 year against 0.73 over 3. Stretching to 5 years gives 0.64, with an annualized covariance of 526.4 %².
Within IWM's tracked universe of 320 assets, KN comes in at #30 by 3-year correlation. Correlation aside, the last 12 months split them widely, with KN ahead by 33.5 points (+28.4% versus +61.9%). Risk is not evenly split, since KN carries 1.8 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.
IWM vs KN: side by side
| IWM (iShares Russell 2000 ETF) | KN (Knowles Corporation) | |
|---|---|---|
| 1-year return | +28.4% | +61.9% |
| 5-year return | +41.5% | +73.8% |
| Volatility (ann.) | 19.8% | 36.5% |
| Beta vs S&P 500 | 1.06 | 1.65 |
| Max drawdown (3Y) | -27.5% | -38.0% |
| Market cap | – | $3.0B |
| P/E (trailing) | – | 41.1 |
| Dividend yield | 0.91% | 0.00% |
| Expense ratio | 0.19% | – |
| Assets under management | $80.1B | – |
| Sector / category | ETF · US Small & Mid Cap | US Listed |
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 | IWM | KN |
|---|---|---|
| 2022 | -20.5% | -29.7% |
| 2023 | +16.8% | +9.1% |
| 2024 | +11.4% | +11.3% |
| 2025 | +12.7% | +7.5% |
| 2026 | +22.3% | +63.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Fund exposure
A structural note: 0.09% of IWM is KN itself, so the fund partly moves with the stock by construction.
Are IWM and KN good diversifiers for each other?
Somewhat, no more. With 0.73 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between IWM and KN?
As of 2026-08-27, the correlation of weekly returns between IWM and KN is 0.73 over 3 years, 0.65 over 1 year and 0.64 over 5 years.
Is KN a good diversifier for IWM?
Somewhat, no more. With 0.73 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.73 mean?
A reading of 0.73 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/iwm-vs-kn.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/iwm-vs-kn/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: IWM correlations · KN correlations
