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BKNG vs EXC: Correlation

How closely do Booking Holdings (BKNG) and Exelon (EXC) trade together? Their weekly returns over three years give a correlation of -0.20, which is negative.

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

Correlation (3Y)
-0.20
negative
Correlation (1Y)
-0.22
last 12 months
Correlation (5Y)
0.02
long-run
Ann. covariance
-113.8
%² · weekly, annualized

How correlated are BKNG and EXC?

Across a 3-year window, the weekly returns of BKNG and EXC correlate at -0.20, negative, meaning they tend to move in opposite directions. Little has changed lately, as the 1-year reading of -0.22 lands near the 3-year figure. Stretching to 5 years gives 0.02, with an annualized covariance of -113.8 %².

Among the 39 assets we track against BKNG, EXC ranks #34 by 3-year correlation. Over the last 12 months EXC came out ahead by 10.8 percentage points (-9.1% against +1.7%). This link changes with the market regime, having swung between -0.44 and 0.33 on a rolling one-year basis. One caveat on sizing: BKNG is 1.5 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.

+1.0+0.50-0.5-1.020232026-08-27
Rolling one-year correlation of weekly returns over the past three years.
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.

BKNG vs EXC: side by side

BKNG (Booking Holdings)EXC (Exelon)
1-year return-9.1%+1.7%
5-year return+127.1%+48.1%
Volatility (ann.)29.1%19.4%
Beta vs S&P 5001.11-0.05
Max drawdown (3Y)-33.4%-18.9%
Market cap$152.2B$45.3B
P/E (trailing)23.216.3
Dividend yield0.77%3.69%
Sector / categoryConsumer DiscretionaryUtilities
Lower P/E: EXC 16.3 vs 23.2Higher yield: EXC 3.69% vs 0.77%Smaller drawdown: EXC -18.9% vs -33.4%Higher 5y return: BKNG +127.1% vs +48.1%
-30%0%+17%2025-09-052026-08-27
Twelve months of weekly closes, each series rebased to 100. BKNG · EXC

Year-by-year returns

YearBKNGEXC
2022-16.0%+8.3%
2023+76.0%-14.0%
2024+41.3%+9.2%
2025+8.6%+20.0%
2026-5.0%+2.7%

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

Are BKNG and EXC good diversifiers for each other?

By historical standards, yes. A correlation of -0.20 means the two rarely move for the same reasons.

FAQ

What is the correlation between BKNG and EXC?

Using weekly returns as of 2026-08-27: -0.20 over 3 years, with -0.22 over the last year and 0.02 over 5 years.

Is EXC a good diversifier for BKNG?

By historical standards, yes. A correlation of -0.20 means the two rarely move for the same reasons.

What does a correlation of -0.20 mean?

On the −1 to +1 scale, -0.20 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

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

BKNG vs EXC: 3-year weekly correlation -0.20BKNG vs EXC-0.20

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Related comparisons

Hubs: BKNG correlations · EXC correlations