Correlation Analysis
Costco Wholesale Corp vs Snowflake Inc.
COST vs SNOW
-0.216
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
Snowflake Inc.
↗SNOW
Snowflake Inc Founded in 2012, Snowflake is a fully managed platform that consolidates data hosted on different public clouds for centralized analytics and governance. Snowflakes cloud-native architecture allows users to independently scale the compute and storage layers, providing customers with optimized performance at lower costs. The companies data lake and data warehouse products support a variety of use cases, including business analytics, data engineering, and artificial intelligence. Snowflake is widely used by Fortune 2000 companies in financial services, media, and retail sectors.
Market cap 51.6B · 9,060 employees
Time Series
Relative Performance
Who Moves First
COST leads SNOW by 6 days
COST tends to move before SNOW.
After testing 13 timing shifts, the strongest relationship was -0.217 (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
+0.541
16 periods · Return correlation when both series rose
Both Falling
+0.497
9 periods · Return correlation when both series fell
Diverging
-0.703
10 periods · Return correlation when series moved apart
R-Squared
4.6%
Share of variance in one series explained by the other.
Trend Agreement
60.1%
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: [-0.268, -0.162]
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
Snowflake Inc.
SNOW
Market cap 51.6B · 9,060 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
7
Estimated crossover points between normalized spreads.
Slope
-0.0597
Linear regression slope.
Intercept
232.7137
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 7 hours ago · ID: stock-cost-vs-stock-snow-daily