DECK vs QUAL: Correlation
How closely do Deckers Brands (DECK) and iShares MSCI USA Quality Factor ETF (QUAL) trade together? Their weekly returns over three years give a correlation of 0.42, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are DECK and QUAL?
On 3 years of weekly data the DECK/QUAL correlation comes out at 0.42, moderate. Recent behaviour matches the longer record: 0.39 over 1 year against 0.42 over 3. The 5-year figure is 0.43, and annualized covariance runs at 256.3 %².
By 3-year correlation, QUAL places #5 of the 31 assets tracked against DECK. Their recent paths diverged sharply: over the last 12 months QUAL outperformed by 45.7 percentage points (-26.0% for DECK against +19.7% for QUAL). This link changes with the market regime, having swung between 0.07 and 0.59 on a rolling one-year basis. Risk is not evenly split, since DECK carries 3.1 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.
DECK vs QUAL: side by side
| DECK (Deckers Brands) | QUAL (iShares MSCI USA Quality Factor ETF) | |
|---|---|---|
| 1-year return | -26.0% | +19.7% |
| 5-year return | +22.8% | +68.0% |
| Volatility (ann.) | 43.6% | 14.0% |
| Beta vs S&P 500 | 1.20 | 0.93 |
| Max drawdown (3Y) | -64.3% | -18.0% |
| Market cap | $11.8B | – |
| P/E (trailing) | 12.7 | – |
| Dividend yield | 0.00% | 0.86% |
| Expense ratio | – | 0.15% |
| Assets under management | – | $46.5B |
| Sector / category | Consumer Discretionary | ETF · US Style |
QUAL, iShares's Large Blend fund, carries $46.5B under management, 123 holdings, a 0.15% expense ratio, a 0.86% trailing dividend yield.
Year-by-year returns
| Year | DECK | QUAL |
|---|---|---|
| 2022 | +9.0% | -20.5% |
| 2023 | +67.5% | +30.9% |
| 2024 | +82.3% | +22.3% |
| 2025 | -49.0% | +12.7% |
| 2026 | -16.7% | +13.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Fund exposure
A structural note: 0.31% of QUAL is DECK itself, so the fund partly moves with the stock by construction.
Are DECK and QUAL good diversifiers for each other?
A fair diversifier. At 0.42, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between DECK and QUAL?
As of 2026-08-27, the correlation of weekly returns between DECK and QUAL is 0.42 over 3 years, 0.39 over 1 year and 0.43 over 5 years.
Is QUAL a good diversifier for DECK?
A fair diversifier. At 0.42, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.42 mean?
On the −1 to +1 scale, 0.42 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/deck-vs-qual.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/deck-vs-qual/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: DECK correlations · QUAL correlations
