Correlation Analysis
Microsoft Corp vs Starbucks Corp
MSFT vs SBUX
-0.337
Light 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
Starbucks Corp
↗SBUX
Starbucks stands out as the world's biggest and most recognizable coffee brand, powered by ultracustomizable beverages in-store and a sweeping footprint of nearly 41,000 cafes in over 80 countries. About 52% are company-operated, with the balance run by licensees. The company operates roasteries and sells across its North America (74% of revenue as of the end of fiscal 2025), international (21%), and channel development (5%) segments. The brand collects revenue from company-operated stores, licensee royalties, equipment and product sales, retail ready-to-drink beverages, and packaged coffee.
Market cap 108B · 381,000 employees
Time Series
Rebased to 100
Who Moves First
MSFT leads SBUX by 6 days
MSFT tends to move before SBUX.
Best correlation after shifting: -0.345 (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
-0.019
11 periods · Return correlation when both series rose
Both Falling
+0.658
8 periods · Return correlation when both series fell
Diverging
-0.645
16 periods · Return correlation when series moved apart
R-Squared
11.4%
Share of variance in one series explained by the other.
Trend Agreement
61.6%
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: [-0.385, -0.287]
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
Starbucks Corp
SBUX
Market cap 108B · 381,000 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
1
Estimated crossover points between normalized spreads.
Slope
-0.0470
Linear regression slope.
Intercept
112.3761
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 3 hours ago · ID: stock-msft-vs-stock-sbux-daily-20260408-otprws