Correlation Analysis
Tesla, Inc. Common Stock vs Cloudflare, Inc. Class A common stock, par value $0.001 per share
TSLA vs NET
+0.786
Strong positive
When one moves up, the other tends to follow.
Tesla, Inc. Common Stock
↗TSLA
Tesla is a vertically integrated battery electric vehicle automaker and developer of real world artificial intelligence software, which includes autonomous driving and humanoid robots. The company has multiple vehicles in its fleet, which include luxury and midsize sedans, crossover SUVs, a light truck, and a semi truck. Tesla also plans to begin selling a sports car and offer a robotaxi service. Global deliveries in 2025 were nearly 1.64 million vehicles. The company sells batteries for stationary storage for residential and commercial properties including utilities and solar panels and solar roofs for energy generation. Tesla also owns a fast-charging network and an auto insurance business.
Market cap 1.3T
Cloudflare, Inc. Class A common stock, par value $0.001 per share
↗NET
Cloudflare is a software company based in San Francisco, California, that offers security and web performance offerings by utilizing a distributed, serverless content delivery network, or CDN. The firm's edge computing platform, Workers, builds on this infrastructure by enabling clients to deploy and run code without the need to manage or maintain servers.
Market cap 74.5B · 5,156 employees
Time Series
Relative Performance
Who Moves First
NET leads TSLA by 2 days
NET tends to move before TSLA.
After testing 13 timing shifts, the strongest relationship was +0.786 (they moved in the same direction).
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
+0.509
14 periods · Return correlation when both series rose
Both Falling
+0.658
11 periods · Return correlation when both series fell
Diverging
-0.750
10 periods · Return correlation when series moved apart
R-Squared
61.8%
Share of variance in one series explained by the other.
Trend Agreement
66.3%
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: [0.764, 0.806]
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
Tesla, Inc. Common Stock
TSLA
Market cap 1.3T
Stock · 1,254 raw → 1,254 prepared
Series B
Cloudflare, Inc. Class A common stock, par value $0.001 per share
NET
Market cap 74.5B · 5,156 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
64
Estimated crossover points between normalized spreads.
Slope
0.4999
Linear regression slope.
Intercept
-29.5267
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
TSLA
Tesla, Inc. Common Stock
Highest
+0.870
Reddit, Inc.
RDDT · 512 data points
Lowest
-0.817
Elevance Health, Inc.
ELV · 947 data points
NET
Cloudflare, Inc. Class A common stock, par value $0.001 per share
Highest
+0.826
NetFlix Inc
NFLX · 1,254 data points
Lowest
+0.136
Exxon Mobil Corporation
XOM · 1,254 data points
Saved 5 hours ago · ID: stock-tsla-vs-stock-net-daily-20260408-ffqowz