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EVRG vs IDA: Correlation

Evergy (EVRG) and IDACORP, Inc. (IDA) show a strong relationship: their 3-year correlation of weekly returns is 0.78.

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

Correlation (3Y)
0.78
strong
Correlation (1Y)
0.87
last 12 months
Correlation (5Y)
0.79
long-run
Ann. covariance
248.4
%² · weekly, annualized

How correlated are EVRG and IDA?

Across a 3-year window, the weekly returns of EVRG and IDA correlate at 0.78, strong. Recent behaviour matches the longer record: 0.87 over 1 year against 0.78 over 3. Stretching to 5 years gives 0.79, with an annualized covariance of 248.4 %².

By 3-year correlation, IDA places #10 of the 44 assets tracked against EVRG. The trailing year gives EVRG the advantage: +16.9% versus +11.6%, a 5.3-point spread.

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.

EVRG vs IDA: side by side

EVRG (Evergy)IDA (IDACORP, Inc.)
1-year return+16.9%+11.6%
5-year return+46.3%+51.7%
Volatility (ann.)17.9%17.8%
Beta vs S&P 5000.130.10
Max drawdown (3Y)-15.8%-13.6%
Market cap$18.8B$8.0B
P/E (trailing)20.922.9
Dividend yield3.35%2.53%
Sector / categoryUtilitiesUS Listed
Lower P/E: EVRG 20.9 vs 22.9Higher yield: EVRG 3.35% vs 2.53%Smaller drawdown: IDA -13.6% vs -15.8%Higher 5y return: IDA +51.7% vs +46.3%
0%+26%2025-09-052026-08-27
Both assets over the last year, indexed to 100 at the starting week. EVRG · IDA

Year-by-year returns

YearEVRGIDA
2022-4.9%-2.1%
2023-13.3%-6.0%
2024+23.4%+15.0%
2025+22.4%+19.2%
2026+15.2%+10.9%

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

Are EVRG and IDA good diversifiers for each other?

To a limited degree. At 0.78 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 EVRG and IDA?

The EVRG/IDA correlation stands at 0.78 on a 3-year window (1 year: 0.87, 5 years: 0.79), computed from weekly returns as of 2026-08-27.

Is IDA a good diversifier for EVRG?

To a limited degree. At 0.78 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 0.78 mean?

Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.

Use this data

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

EVRG vs IDA: 3-year weekly correlation 0.78EVRG vs IDA0.78

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Related comparisons

Hubs: EVRG correlations · IDA correlations