Correlation Analysis
Meta Platforms, Inc. Class A Common Stock vs HCA Healthcare, Inc.
META vs HCA
+0.814
Strong positive
When one moves up, the other tends to follow.
Meta Platforms, Inc. Class A Common Stock
↗META
Meta is the largest social media company in the world, boasting close to 4 billion monthly active users worldwide. The firm's "Family of Apps," its core business, consists of Facebook, Instagram, Messenger, and WhatsApp. End users can leverage these applications for a variety of different purposes, from keeping in touch with friends to following celebrities and running digital businesses for free. Meta packages customer data, gleaned from its application ecosystem and sells ads to digital advertisers. While the firm has been investing heavily in its Reality Labs business, it remains a very small part of Meta's overall sales.
Market cap 1.4T
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
Rebased to 100
Who Moves First
META leads HCA by 6 days
META tends to move before HCA.
Best correlation after shifting: +0.818 (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
-0.355
14 periods · Return correlation when both series rose
Both Falling
N/A
4 periods · Return correlation when both series fell
Diverging
-0.706
17 periods · Return correlation when series moved apart
R-Squared
66.3%
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
1,107
Deep shared window — 1,107 usable pairs.
Significance
p < 0.001
95% CI: [0.793, 0.833]
Scatter
XY Regression
Pipeline
Data quality details
Pipeline
Data quality details
Pipeline Summary
1,107 paired observations survived the daily window.
Raw input
1,107
1,254
Normalized
1,107
1,254
Prepared
1,107
1,254
Aligned
1,107
1,107
Invalid removed
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
147
A: 0 / B: 147
Series A
Meta Platforms, Inc. Class A Common Stock
META
Market cap 1.4T
Stock · 1,107 raw → 1,107 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
13
Estimated crossover points between normalized spreads.
Slope
0.2863
Linear regression slope.
Intercept
201.9823
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
META
Meta Platforms, Inc. Class A Common Stock
Highest
+0.979
PCEC96
PCEC96 · 52 observations
Lowest
-0.939
United Parcel Service, Inc. Class B
UPS · 1,107 observations
Saved 3 hours ago · ID: stock-meta-vs-stock-hca-daily-20260408-g2waol