Correlation Analysis
Microsoft Corp vs Martin Marietta Materials
MSFT vs MLM
+0.928
Very 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
Martin Marietta Materials
↗MLM
Martin Marietta Materials is one of the United States' largest producer of construction aggregates (crushed stone, sand, and gravel). In 2024, Martin Marietta sold 191 million tons of aggregates. Martin Marietta's most important markets include Texas, North Carolina, Colorado, California, and Georgia, accounting for most of its sales. The company also uses its aggregates in its asphalt and ready-mixed concrete businesses. Martin's magnesia specialties business produces magnesia-based chemical products and dolomitic lime.
Market cap 36.1B · 9,600 employees
Who Moves First
MSFT leads MLM by 6 days
MSFT tends to move before MLM.
Best correlation after shifting: +0.932 (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
+0.355
15 periods · Return correlation when both series rose
Both Falling
+0.709
9 periods · Return correlation when both series fell
Diverging
-0.493
11 periods · Return correlation when series moved apart
R-Squared
86.1%
Share of variance in one series explained by the other.
Trend Agreement
65.9%
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: [0.920, 0.935]
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
Martin Marietta Materials
MLM
Market cap 36.1B · 9,600 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
91
Estimated crossover points between normalized spreads.
Slope
1.1665
Linear regression slope.
Intercept
47.9412
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 3 hours ago · ID: stock-msft-vs-stock-mlm-daily-20260408-hjad97