Correlation Analysis
Amazon.Com Inc vs Twilio Inc.
AMZN vs TWLO
+0.206
Light 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
Twilio Inc.
↗TWLO
Twilio is a cloud-based communications platform-as-a-service company offering communication building blocks that allow for a fully customized customer engagement experience spanning voice, video, chat, and SMS messaging. It does this through various application programming interfaces and prebuilt solution applications aimed at improving customer engagement. The company leverages its Super Network, a global network of carrier relationships, to facilitate high-speed, cost-effective communication.
Market cap 19.9B · 5,587 employees
Time Series
Rebased to 100
Who Moves First
AMZN leads TWLO by 6 days
AMZN tends to move before TWLO.
Best correlation after shifting: +0.211 (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
+0.224
13 periods · Return correlation when both series rose
Both Falling
+0.462
10 periods · Return correlation when both series fell
Diverging
-0.357
12 periods · Return correlation when series moved apart
R-Squared
4.2%
Share of variance in one series explained by the other.
Trend Agreement
69.2%
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: [0.152, 0.258]
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
Twilio Inc.
TWLO
Market cap 19.9B · 5,587 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
15
Estimated crossover points between normalized spreads.
Slope
0.4619
Linear regression slope.
Intercept
49.9333
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 3 hours ago · ID: stock-amzn-vs-stock-twlo-daily-20260408-xgfdtx