Correlation Analysis
American Water Works Company, Inc vs Tesla, Inc. Common Stock
AWK vs TSLA
-0.047
Near-zero inverse
When one moves up, the other tends to move down.
American Water Works Company, Inc
↗AWK
American Water Works is the largest investor-owned US water and wastewater utility, serving nearly 4 million customers in 14 states. It provides water and wastewater services to residential, commercial, and industrial customers and operates predominantly in regulated markets. The company's nonregulated business is water services for military bases, which operates under long-term contracts with regulated-like returns. The proposed Essential Utilities acquisition would add regulated water and wastewater utilities in Ohio, North Carolina, and Texas while increasing its presence in Illinois, Indiana, Pennsylvania, New Jersey, and Virginia.
Market cap 26.9B · 7,000 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 AWK by 6 days
TSLA tends to move before AWK.
After testing 13 timing shifts, the strongest relationship was -0.074 (they moved in opposite directions).
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
+0.068
9 periods · Return correlation when both series rose
Both Falling
+0.403
8 periods · Return correlation when both series fell
Diverging
-0.855
18 periods · Return correlation when series moved apart
R-Squared
0.2%
Share of variance in one series explained by the other.
Trend Agreement
52.3%
How often both series moved in the same direction period-to-period.
Overlap Quality
1,254
Deep shared window — 1,254 usable pairs.
Significance
n.s.
95% CI: [-0.102, 0.008]
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
American Water Works Company, Inc
AWK
Market cap 26.9B · 7,000 employees
Stock · 1,254 raw → 1,254 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
43
Estimated crossover points between normalized spreads.
Slope
-0.2533
Linear regression slope.
Intercept
310.3402
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
AWK
American Water Works Company, Inc
Highest
+0.053
Johnson & Johnson
JNJ · 1,254 data points
Lowest
-0.720
Exxon Mobil Corporation
XOM · 1,254 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-awk-vs-stock-tsla-daily