Correlation Analysis
Microsoft Corp vs PPG Industries, Inc.
MSFT vs PPG
-0.505
Moderate inverse
When one moves up, the other tends to move down.
Microsoft Corp
↗MSFT
Microsoft develops and licenses consumer and enterprise software. It is known for its Windows operating systems and Office productivity suite. The company is organized into three equally sized broad segments: productivity and business processes (legacy Microsoft Office, cloud-based Office 365, Exchange, SharePoint, Skype, LinkedIn, Dynamics), intelligence cloud (infrastructure- and platform-as-a-service offerings Azure, Windows Server OS, SQL Server), and more personal computing (Windows Client, Xbox, Bing search, display advertising, and Surface laptops, tablets, and desktops).
Market cap 2.8T
PPG Industries, Inc.
↗PPG
PPG is a global producer of coatings. The company is the world's largest producer of coatings after the purchase of selected Akzo Nobel assets. PPG's products are sold to a wide variety of end users, including the automotive, aerospace, construction, and industrial markets. The company has a footprint in many regions around the globe, with less than half of sales coming from North America in recent years. PPG is focused on its coatings and specialty products and expansion into emerging regions, as exemplified by the Comex acquisition.
Market cap 23.2B · 43,500 employees
Time Series
Relative Performance
Who Moves First
MSFT leads PPG by 6 days
MSFT tends to move before PPG.
After testing 13 timing shifts, the strongest relationship was -0.515 (they moved in opposite directions).
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
+0.100
13 periods · Return correlation when both series rose
Both Falling
+0.275
11 periods · Return correlation when both series fell
Diverging
-0.729
11 periods · Return correlation when series moved apart
R-Squared
25.5%
Share of variance in one series explained by the other.
Trend Agreement
59.1%
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: [-0.545, -0.462]
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
Microsoft Corp
MSFT
Market cap 2.8T
Stock · 1,254 raw → 1,254 prepared
Series B
PPG Industries, Inc.
PPG
Market cap 23.2B · 43,500 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
9
Estimated crossover points between normalized spreads.
Slope
-0.1168
Linear regression slope.
Intercept
173.1023
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 5 hours ago · ID: stock-msft-vs-stock-ppg-daily-20260408-yclxw1