Correlation Analysis
Meta Platforms, Inc. Class A Common Stock vs MKS Inc. Common Stock
META vs MKSI
+0.085
Weak 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

MKS Inc. Common Stock
↗MKSI
MKS Inc delivers foundational technology solutions for leading edge semiconductor manufacturing, electronics and packaging, and specialty industrial applications. The company provides instruments, components, subsystems, systems, process control solutions, and specialty chemicals technology that improve process performance and optimize productivity. Its solutions address challenges of miniaturization and complexity in device manufacturing, enabling increased power, speed, and feature enhancement. MKS Inc operates through three divisions: Vacuum Solutions Division (VSD), Photonics Solutions Division (PSD), and Materials Solutions Division (MSD). The company operates in the United States, which generates maximum revenue, as well as China and other countries.
Market cap 16B · 10,300 employees
Time Series
Relative Performance
Who Moves First
META leads MKSI by 6 days
META tends to move before MKSI.
After testing 13 timing shifts, the strongest relationship was +0.107 (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
-0.141
14 periods · Return correlation when both series rose
Both Falling
+0.123
7 periods · Return correlation when both series fell
Diverging
-0.671
14 periods · Return correlation when series moved apart
R-Squared
0.7%
Share of variance in one series explained by the other.
Trend Agreement
64.5%
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 < 0.01
95% CI: [0.026, 0.143]
Scatter
XY Regression
Pipeline
Data quality details
Pipeline
Data quality details
Pipeline Summary
1,107 paired data points 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

MKS Inc. Common Stock
MKSI
Market cap 16B · 10,300 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
3
Estimated crossover points between normalized spreads.
Slope
0.0135
Linear regression slope.
Intercept
113.1343
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
META
Meta Platforms, Inc. Class A Common Stock
Highest
+0.979
PCEC96
PCEC96 · 52 data points
Lowest
-0.939
United Parcel Service, Inc. Class B
UPS · 1,107 data points
Saved 5 hours ago · ID: stock-meta-vs-stock-mksi-daily-20260408-onjjy2