Correlation Analysis
EXAS vs Tesla, Inc. Common Stock
EXAS vs TSLA
+0.148
Weak positive
When one moves up, the other tends to follow.
EXAS
EXAS
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
Time Series
Relative Performance
Who Moves First
EXAS leads TSLA by 2 days
EXAS tends to move before TSLA.
After testing 13 timing shifts, the strongest relationship was +0.149 (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
+0.210
9 periods · Return correlation when both series rose
Both Falling
+0.432
11 periods · Return correlation when both series fell
Diverging
-0.721
15 periods · Return correlation when series moved apart
R-Squared
2.2%
Share of variance in one series explained by the other.
Trend Agreement
59.6%
How often both series moved in the same direction period-to-period.
Overlap Quality
1,243
Deep shared window — 1,243 usable pairs.
Significance
p < 0.001
95% CI: [0.094, 0.202]
Scatter
XY Regression
Pipeline
Data quality details
Pipeline
Data quality details
Pipeline Summary
1,243 paired data points survived the daily window.
Raw input
1,243
1,254
Normalized
1,243
1,254
Prepared
1,243
1,254
Aligned
1,243
1,243
Invalid removed
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
11
A: 0 / B: 11
Series A
EXAS
Stock · 1,243 raw → 1,243 prepared
Series B
Tesla, Inc. Common Stock
TSLA
Market cap 1.3T
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
29
Estimated crossover points between normalized spreads.
Slope
0.5437
Linear regression slope.
Intercept
235.5617
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 6 hours ago · ID: stock-exas-vs-stock-tsla-daily