Correlation Analysis
Nvidia Corp vs The Southern Company
NVDA vs SO
+0.890
Very strong 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
The Southern Company
↗SO
Southern is one of the largest utilities in the US. The company serves 9 million customers with vertically integrated electric utilities in three states and natural gas distribution utilities in four states. It owns 46 gigawatts of rate-regulated generating capacity, primarily for serving customers in Georgia, Alabama, and Mississippi. Subsidiary Southern Power owns 13 gigawatts of natural gas generation and renewable energy across the US and sells the electricity primarily under long-term contracts.
Market cap 109.3B · 29,800 employees
Who Moves First
NVDA leads SO by 6 days
NVDA tends to move before SO.
Best correlation after shifting: +0.892 (13 shifts scanned)
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
-0.078
16 periods · Return correlation when both series rose
Both Falling
+0.275
8 periods · Return correlation when both series fell
Diverging
-0.476
11 periods · Return correlation when series moved apart
R-Squared
79.3%
Share of variance in one series explained by the other.
Trend Agreement
45.6%
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: [0.878, 0.901]
Time Series
Rebased to 100
Scatter
XY Regression
Pipeline
Data quality details
Pipeline
Data quality details
Pipeline Summary
1,254 paired observations 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
The Southern Company
SO
Market cap 109.3B · 29,800 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
0.1566
Linear regression slope.
Intercept
64.4258
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 3 hours ago · ID: stock-nvda-vs-stock-so-daily-20260408-6bp1tp