Correlation Analysis
Microsoft Corp vs KeyCorp
MSFT vs KEY
-0.130
Weak 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
KeyCorp
↗KEY
With assets of around $185 billion, Ohio-based KeyCorp's bank footprint spans 15 states, but it is predominantly concentrated in its three largest markets: Ohio, New York, and Washington. KeyCorp is primarily focused on serving middle-market commercial clients through a hybrid community/corporate bank model.
Market cap 22.2B · 17,883 employees
Time Series
Relative Performance
Who Moves First
KEY leads MSFT by 6 days
KEY tends to move before MSFT.
After testing 13 timing shifts, the strongest relationship was -0.156 (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
+0.428
11 periods · Return correlation when both series rose
Both Falling
+0.538
7 periods · Return correlation when both series fell
Diverging
-0.558
17 periods · Return correlation when series moved apart
R-Squared
1.7%
Share of variance in one series explained by the other.
Trend Agreement
57.9%
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: [-0.184, -0.076]
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
KeyCorp
KEY
Market cap 22.2B · 17,883 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
5
Estimated crossover points between normalized spreads.
Slope
-0.0060
Linear regression slope.
Intercept
19.5914
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 5 hours ago · ID: stock-msft-vs-stock-key-daily-20260408-hm5syi