Correlation Analysis
Nvidia Corp vs Ameren Corporation
NVDA vs AEE
+0.522
Moderate positive
When one moves up, the other tends to follow.
Nvidia Corp
↗NVDA
Nvidia is a leading developer of graphics processing units. Traditionally, GPUs were used to enhance the experience on computing platforms, most notably in gaming applications on PCs. GPU use cases have since emerged as important semiconductors used in artificial intelligence to run large language models. Nvidia not only offers AI GPUs, but also a software platform, Cuda, used for AI model development and training. Nvidia is also expanding its data center networking solutions, helping to tie GPUs together to handle complex workloads.
Market cap 4.3T
Ameren Corporation
↗AEE
Ameren owns rate-regulated generation, transmission, and distribution networks that deliver electricity and natural gas through the company's two main subsidiaries, Ameren Missouri and Ameren Illinois. It serves 2.5 million electricity customers and 900,000 natural gas customers across its two service territories.
Market cap 30.8B · 8,913 employees
Time Series
Relative Performance
Who Moves First
NVDA leads AEE by 6 days
NVDA tends to move before AEE.
After testing 13 timing shifts, the strongest relationship was +0.533 (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
-0.479
14 periods · Return correlation when both series rose
Both Falling
-0.471
8 periods · Return correlation when both series fell
Diverging
-0.535
13 periods · Return correlation when series moved apart
R-Squared
27.2%
Share of variance in one series explained by the other.
Trend Agreement
47.4%
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: [0.480, 0.561]
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
Nvidia Corp
NVDA
Market cap 4.3T
Stock · 1,254 raw → 1,254 prepared
Series B
Ameren Corporation
AEE
Market cap 30.8B · 8,913 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
1
Estimated crossover points between normalized spreads.
Slope
0.0834
Linear regression slope.
Intercept
81.4652
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 5 hours ago · ID: stock-nvda-vs-stock-aee-daily-20260408-epuj8a