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KMX vs VXX: Correlation

How closely do CarMax Inc (KMX) and iPath Series B S&P 500 VIX Short-Term Futures ETN (VXX) trade together? Their weekly returns over three years give a correlation of -0.31, which is negative.

Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology

Correlation (3Y)
-0.31
negative
Correlation (1Y)
-0.29
last 12 months
Correlation (5Y)
-0.34
long-run
Ann. covariance
-783.0
%² · weekly, annualized

How correlated are KMX and VXX?

On 3 years of weekly data the KMX/VXX correlation comes out at -0.31, negative, meaning they tend to move in opposite directions. Recent behaviour matches the longer record: -0.29 over 1 year against -0.31 over 3. The 5-year figure is -0.34, and annualized covariance runs at -783.0 %².

Among the 11 assets we track against KMX, VXX sits near the bottom by co-movement, at rank #11. Their recent paths diverged sharply: over the last 12 months KMX outperformed by 50.6 percentage points (+0.9% for KMX against -49.7% for VXX).

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.

KMX vs VXX: side by side

KMX (CarMax Inc)VXX (iPath Series B S&P 500 VIX Short-Term Futures ETN)
1-year return+0.9%-49.7%
5-year return-50.5%-95.6%
Volatility (ann.)41.9%60.9%
Beta vs S&P 5000.94-3.31
Max drawdown (3Y)-65.4%-83.3%
Market cap
P/E (trailing)38.9
Dividend yield0.00%0.00%
Sector / categoryUS ListedUS Listed
Smaller drawdown: KMX -65.4% vs -83.3%Higher 5y return: KMX -50.5% vs -95.6%
-49%0%+11%2025-09-052026-08-27
Both assets over the last year, indexed to 100 at the starting week. KMX · VXX

Year-by-year returns

YearKMXVXX
2022-53.2%-23.8%
2023+26.0%-72.5%
2024+6.5%-26.2%
2025-52.7%-42.2%
2026+62.1%-31.6%

Calendar-year price returns; the current year is year-to-date as of the data date above.

Are KMX and VXX good diversifiers for each other?

Yes: at -0.31, the two have gone their own ways historically, which is what genuine diversification looks like.

FAQ

What is the correlation between KMX and VXX?

Using weekly returns as of 2026-08-27: -0.31 over 3 years, with -0.29 over the last year and -0.34 over 5 years.

Is VXX a good diversifier for KMX?

Yes: at -0.31, the two have gone their own ways historically, which is what genuine diversification looks like.

What does a correlation of -0.31 mean?

A reading of -0.31 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

JSON API · no key required
$ curl https://www.pairbook.io/api/v1/pairs/kmx-vs-vxx.json

KMX vs VXX: 3-year weekly correlation -0.31KMX vs VXX-0.31

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Related comparisons

Hubs: KMX correlations · VXX correlations