Correlation Analysis
BERKSHIRE HATHAWAY Class B vs Devon Energy Corporation
BRK.B vs DVN
-0.421
Moderate inverse
When one moves up, the other tends to move down.
BERKSHIRE HATHAWAY Class B
↗BRK.B
Berkshire Hathaway is a holding company with a wide array of subsidiaries engaged in diverse activities. The firm's core business segment is insurance, run primarily through Geico, Berkshire Hathaway Reinsurance Group, and Berkshire Hathaway Primary Group. Berkshire has used the excess cash thrown off from its operations to acquire Burlington Northern Santa Fe (railroad), Berkshire Hathaway Energy (utilities and energy distributors), and the companies that make up its manufacturing, service, and retailing operations (which include Precision Castparts, Lubrizol, Clayton Homes, Marmon, and IMC/ISCAR). The conglomerate is unique in that it is run on a completely decentralized basis. Berkshire is expected to generate close to $375 billion in revenue in 2025.
Market cap 1T
Devon Energy Corporation
↗DVN
Devon Energy is an oil and gas producer with acreage in several top US shale plays. While roughly two-thirds of its production comes from the Permian Basin, it also holds a meaningful presence in the Anadarko, Eagle Ford, and Bakken basins. If the merger with Coterra is successful, it will have a foothold in the gas-driven Appalachian Basin, as well. At the end of 2025, Devon reported net proved reserves of 2.4 billion barrels of oil equivalent, up from 2.2 billion in 2024. Net production averaged roughly 840,000 barrels of oil equivalent per day in 2025 at a ratio of 73% oil and natural gas liquids and 27% natural gas.
Market cap 30.9B · 2,200 employees
Time Series
Relative Performance
Who Moves First
BRK.B leads DVN by 6 days
BRK.B tends to move before DVN.
After testing 13 timing shifts, the strongest relationship was -0.440 (they moved in opposite directions).
Do They Crash Together?
Correlation by Market Regime
How these series behave when markets are rising, falling, or diverging. A correlation that holds in drawdowns is very different from one that only works in rallies.
Both Rising
+0.063
14 periods · Return correlation when both series rose
Both Falling
+0.292
8 periods · Return correlation when both series fell
Diverging
-0.590
13 periods · Return correlation when series moved apart
R-Squared
17.8%
Share of variance in one series explained by the other.
Trend Agreement
60.3%
How often both series moved in the same direction period-to-period.
Overlap Quality
1,254
Deep shared window — 1,254 usable pairs.
Significance
p < 0.001
95% CI: [-0.466, -0.375]
Scatter
XY Regression
Pipeline
Data quality details
Pipeline
Data quality details
Pipeline Summary
1,254 paired data points survived the daily window.
Raw input
1,254
1,254
Normalized
1,254
1,254
Prepared
1,254
1,254
Aligned
1,254
1,254
Invalid removed
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
0
A: 0 / B: 0
Series A
BERKSHIRE HATHAWAY Class B
BRK.B
Market cap 1T
Stock · 1,254 raw → 1,254 prepared
Series B
Devon Energy Corporation
DVN
Market cap 30.9B · 2,200 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
1
Estimated crossover points between normalized spreads.
Slope
-0.0614
Linear regression slope.
Intercept
68.5530
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 6 hours ago · ID: stock-brk-b-vs-stock-dvn-daily