IDA vs LNT: Correlation
IDACORP, Inc. (IDA) and Alliant Energy (LNT) show a strong relationship: their 3-year correlation of weekly returns is 0.76.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are IDA and LNT?
Over the past 3 years, IDA and LNT moved with a correlation of 0.76, which is strong. The past 12 months show a tighter link (0.87) than the 3-year average (0.76). Over 5 years the correlation is 0.80, and the annualized covariance of weekly returns is 235.6 %².
Among the 18 assets we track against IDA, LNT ranks #5 by 3-year correlation. Their 12-month results are close: +11.6% for IDA against +6.9% for LNT.
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.
IDA vs LNT: side by side
| IDA (IDACORP, Inc.) | LNT (Alliant Energy) | |
|---|---|---|
| 1-year return | +11.6% | +6.9% |
| 5-year return | +51.7% | +31.9% |
| Volatility (ann.) | 17.8% | 17.5% |
| Beta vs S&P 500 | 0.10 | 0.09 |
| Max drawdown (3Y) | -13.6% | -12.4% |
| Market cap | $8.0B | $17.7B |
| P/E (trailing) | 22.9 | 21.8 |
| Dividend yield | 2.53% | 3.03% |
| Sector / category | US Listed | Utilities |
Year-by-year returns
| Year | IDA | LNT |
|---|---|---|
| 2022 | -2.1% | -7.4% |
| 2023 | -6.0% | -3.8% |
| 2024 | +15.0% | +19.5% |
| 2025 | +19.2% | +13.5% |
| 2026 | +10.9% | +7.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are IDA and LNT good diversifiers for each other?
Somewhat, no more. With 0.76 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between IDA and LNT?
The IDA/LNT correlation stands at 0.76 on a 3-year window (1 year: 0.87, 5 years: 0.80), computed from weekly returns as of 2026-08-27.
Is LNT a good diversifier for IDA?
Somewhat, no more. With 0.76 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.76 mean?
A reading of 0.76 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
$ curl https://www.pairbook.io/api/v1/pairs/ida-vs-lnt.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/ida-vs-lnt/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: IDA correlations · LNT correlations
