Correlation Analysis
Microsoft Corp vs Cloudflare, Inc. Class A common stock, par value $0.001 per share
MSFT vs NET
+0.671
Strong positive
When one moves up, the other tends to follow.
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
Cloudflare, Inc. Class A common stock, par value $0.001 per share
↗NET
Cloudflare is a software company based in San Francisco, California, that offers security and web performance offerings by utilizing a distributed, serverless content delivery network, or CDN. The firm's edge computing platform, Workers, builds on this infrastructure by enabling clients to deploy and run code without the need to manage or maintain servers.
Market cap 74.5B · 5,156 employees
Who Moves First
MSFT leads NET by 6 days
MSFT tends to move before NET.
Best correlation after shifting: +0.675 (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
+0.672
15 periods · Return correlation when both series rose
Both Falling
+0.340
10 periods · Return correlation when both series fell
Diverging
-0.657
10 periods · Return correlation when series moved apart
R-Squared
45.0%
Share of variance in one series explained by the other.
Trend Agreement
69.3%
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: [0.639, 0.700]
Time Series
Rebased to 100
Scatter
XY Regression
Pipeline
Data quality details
Pipeline
Data quality details
Pipeline Summary
1,254 paired observations 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
Cloudflare, Inc. Class A common stock, par value $0.001 per share
NET
Market cap 74.5B · 5,156 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
8
Estimated crossover points between normalized spreads.
Slope
0.4214
Linear regression slope.
Intercept
-43.5831
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
MSFT
Microsoft Corp
Highest
+0.938
Cadence Design Systems
CDNS · 1,254 observations
Lowest
-0.867
Bristol-Myers Squibb Co.
BMY · 1,254 observations
NET
Cloudflare, Inc. Class A common stock, par value $0.001 per share
Highest
+0.826
NetFlix Inc
NFLX · 1,254 observations
Lowest
+0.136
Exxon Mobil Corporation
XOM · 1,254 observations
Saved 3 hours ago · ID: stock-msft-vs-stock-net-daily-20260408-p2iplt