IWM vs MCFT: Correlation
iShares Russell 2000 ETF (IWM) and MasterCraft Boat Holdings, Inc. (MCFT) show a strong relationship: their 3-year correlation of weekly returns is 0.66.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are IWM and MCFT?
Over the past 3 years, IWM and MCFT moved with a correlation of 0.66, which is strong. Little has changed lately, as the 1-year reading of 0.62 lands near the 3-year figure. Over 5 years the correlation is 0.62, and the annualized covariance of weekly returns is 513.2 %².
Among the 320 assets we track against IWM, MCFT ranks #63 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months IWM outperformed by 22.8 percentage points (+28.4% for IWM against +5.6% for MCFT). Note the risk asymmetry: MCFT runs 2.0 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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 MCFT: side by side
| IWM (iShares Russell 2000 ETF) | MCFT (MasterCraft Boat Holdings, Inc.) | |
|---|---|---|
| 1-year return | +28.4% | +5.6% |
| 5-year return | +41.5% | -7.0% |
| Volatility (ann.) | 19.8% | 39.1% |
| Beta vs S&P 500 | 1.06 | 1.03 |
| Max drawdown (3Y) | -27.5% | -41.1% |
| Market cap | – | $0.6B |
| P/E (trailing) | – | 36.1 |
| Dividend yield | 0.91% | 0.00% |
| Expense ratio | 0.19% | – |
| Assets under management | $80.1B | – |
| Sector / category | ETF · US Small & Mid Cap | US Listed |
On the fund side, IWM sits in the Small Blend category at iShares, with $80.1B under management, 1757 holdings, a 0.19% expense ratio, a 0.91% trailing dividend yield.
Year-by-year returns
| Year | IWM | MCFT |
|---|---|---|
| 2022 | -20.5% | -8.7% |
| 2023 | +16.8% | -12.5% |
| 2024 | +11.4% | -15.8% |
| 2025 | +12.7% | -0.8% |
| 2026 | +22.3% | +27.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are IWM and MCFT good diversifiers for each other?
To a limited degree. At 0.66 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
FAQ
What is the correlation between IWM and MCFT?
As of 2026-08-27, the correlation of weekly returns between IWM and MCFT is 0.66 over 3 years, 0.62 over 1 year and 0.62 over 5 years.
Is MCFT a good diversifier for IWM?
To a limited degree. At 0.66 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
What does a correlation of 0.66 mean?
On the −1 to +1 scale, 0.66 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/iwm-vs-mcft.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/iwm-vs-mcft/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: IWM correlations · MCFT correlations
