Correlation Analysis
Costco Wholesale Corp vs Devon Energy Corporation
COST vs DVN
-0.394
Light inverse
When one moves up, the other tends to move down.
Costco Wholesale Corp
↗COST
Founded in 1983, Costco Wholesale now operates a global chain of membership-based warehouse clubs, delivering high-quality goods and services at consistently low prices. As of its most recent fiscal year, Costco operated approximately 910 warehouses, serving more than 80 million members across its three geographic segments: Costco US (approximately 73% of total revenue), Costco Canada (13%), and Costco International (14%).Costco's core value proposition—quality products at unbeatable prices—has yielded consistently strong member renewal rates (93% in the US and Canada and nearly 90% internationally). About 55% of Costco's fiscal 2025 revenue came from its grocery offerings, and another 25% from general merchandise.
Market cap 451.9B
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
COST leads DVN by 6 days
COST tends to move before DVN.
After testing 13 timing shifts, the strongest relationship was -0.407 (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
-0.220
13 periods · Return correlation when both series rose
Both Falling
-0.093
6 periods · Return correlation when both series fell
Diverging
-0.734
16 periods · Return correlation when series moved apart
R-Squared
15.5%
Share of variance in one series explained by the other.
Trend Agreement
52.5%
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: [-0.440, -0.346]
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
Costco Wholesale Corp
COST
Market cap 451.9B
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
-0.0226
Linear regression slope.
Intercept
60.6637
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 6 hours ago · ID: stock-cost-vs-stock-dvn-daily