Correlation Analysis
Nvidia Corp vs HCA Healthcare, Inc.
NVDA vs HCA
+0.925
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
HCA Healthcare, Inc.
↗HCA
HCA Healthcare is a Nashville-based healthcare provider organization operating the largest collection of acute-care hospitals in the United States. As of December 2025, the firm owned and operated 190 hospitals and over 2,500 outpatient facillities across 19 states and a small foothold in the United Kingdom.
Market cap 108.2B · 320,000 employees
Time Series
Relative Performance
Who Moves First
NVDA leads HCA by 1 day
NVDA tends to move before HCA.
After testing 13 timing shifts, the strongest relationship was +0.925 (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
+0.569
18 periods · Return correlation when both series rose
Both Falling
+0.738
8 periods · Return correlation when both series fell
Diverging
-0.587
9 periods · Return correlation when series moved apart
R-Squared
85.5%
Share of variance in one series explained by the other.
Trend Agreement
55.8%
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: [0.916, 0.932]
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
HCA Healthcare, Inc.
HCA
Market cap 108.2B · 320,000 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
117
Estimated crossover points between normalized spreads.
Slope
1.2739
Linear regression slope.
Intercept
204.9014
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 5 hours ago · ID: stock-nvda-vs-stock-hca-daily-20260408-m8iu3q