Correlation Analysis
Amazon.Com Inc vs Snap-on Incorporated
AMZN vs SNA
+0.739
Strong positive
When one moves up, the other tends to follow.
Amazon.Com Inc
↗AMZN
Amazon is the leading online retailer and marketplace for third party sellers. Retail related revenue represents approximately 74% of total, followed by Amazon Web Services (17%), and advertising services (9%). International segments constitute 22% of Amazon's total revenue, led by Germany, the United Kingdom, and Japan.
Market cap 2.3T
Snap-on Incorporated
↗SNA
Snap-on is a manufacturer of premium tools, equipment, and diagnostics for professional technicians, primarily involved in the repair of passenger cars but having expanded into other industrial applications. The company's legacy business is selling hand tools through franchisee-operated mobile vans to technicians who purchase the tools at their own expense. The company also operates a commercial and industrial business that is focused on repair facilities serving other industries. The third segment, repair systems and information, targets auto OEMs and large dealerships more directly and also offers substantial diagnostic solutions to aid repairs. The company's finance arm provides financing to franchisees to run their operations, as well as underwriting end customer purchases.
Market cap 19.1B · 13,000 employees
Time Series
Rebased to 100
Who Moves First
SNA leads AMZN by 6 days
SNA tends to move before AMZN.
Best correlation after shifting: +0.741 (13 shifts scanned)
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
+0.081
14 periods · Return correlation when both series rose
Both Falling
+0.296
6 periods · Return correlation when both series fell
Diverging
-0.771
15 periods · Return correlation when series moved apart
R-Squared
54.6%
Share of variance in one series explained by the other.
Trend Agreement
58.6%
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: [0.713, 0.763]
Scatter
XY Regression
Pipeline
Data quality details
Pipeline
Data quality details
Pipeline Summary
1,254 paired observations 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
Amazon.Com Inc
AMZN
Market cap 2.3T
Stock · 1,254 raw → 1,254 prepared
Series B
Snap-on Incorporated
SNA
Market cap 19.1B · 13,000 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
45
Estimated crossover points between normalized spreads.
Slope
0.8906
Linear regression slope.
Intercept
124.5300
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 3 hours ago · ID: stock-amzn-vs-stock-sna-daily-20260408-2vw2uf