Correlation Analysis
Nextpower Inc. Class A Common Stock vs Tesla, Inc. Common Stock
NXT vs TSLA
+0.675
Strong positive
When one moves up, the other tends to follow.
Nextpower Inc. Class A Common Stock
↗NXT
Nextpower (and its subsidiaries) is a leading provider of intelligent, integrated solar tracker and software solutions used in utility-scale and distributed generation solar projects around the world. Nextpower's products enable solar panels in utility-scale power plants to follow the sun's movement across the sky and optimize plant performance. Nextpower has operations in the United States, Mexico, Spain and other countries in Europe, India, Australia, the Middle East, Africa, and Brazil.
Market cap 16B · 1,300 employees
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
TSLA leads NXT by 6 days
TSLA tends to move before NXT.
After testing 13 timing shifts, the strongest relationship was +0.692 (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
-0.286
12 periods · Return correlation when both series rose
Both Falling
+0.141
8 periods · Return correlation when both series fell
Diverging
-0.716
15 periods · Return correlation when series moved apart
R-Squared
45.6%
Share of variance in one series explained by the other.
Trend Agreement
61.6%
How often both series moved in the same direction period-to-period.
Overlap Quality
791
Deep shared window — 791 usable pairs.
Significance
p < 0.001
95% CI: [0.636, 0.712]
Scatter
XY Regression
Pipeline
Data quality details
Pipeline
Data quality details
Pipeline Summary
791 paired data points survived the daily window.
Raw input
791
1,254
Normalized
791
1,254
Prepared
791
1,254
Aligned
791
791
Invalid removed
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
463
A: 0 / B: 463
Series A
Nextpower Inc. Class A Common Stock
NXT
Market cap 16B · 1,300 employees
Stock · 791 raw → 791 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
27
Estimated crossover points between normalized spreads.
Slope
2.6535
Linear regression slope.
Intercept
140.4173
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
NXT
Nextpower Inc. Class A Common Stock
Highest
+0.932
Micron Technology, Inc.
MU · 791 data points
Lowest
+0.504
Costco Wholesale Corp
COST · 791 data points
TSLA
Tesla, Inc. Common Stock
Highest
+0.870
Reddit, Inc.
RDDT · 512 data points
Lowest
-0.817
Elevance Health, Inc.
ELV · 947 data points
Saved 6 hours ago · ID: stock-nxt-vs-stock-tsla-daily