Correlation Analysis
Markel Group Inc. vs Micron Technology, Inc.
MKL vs MU
+0.685
Strong positive
When one moves up, the other tends to follow.
Markel Group Inc.
↗MKL
Markel's primary business is property and casualty insurance. The company focuses primarily on specialty lines, ranging from areas such as executive liability to commercial equine insurance. The acquisition of Alterra in 2013 added substantial reinsurance operations, which now account for a little over 10% of premiums. The company uses capital generated by its insurance operations to buy noninsurance operations in diverse areas, such as bakery equipment manufacturing and residential homebuilding.
Market cap 23.9B · 22,900 employees
Micron Technology, Inc.
↗MU
Micron is one of the largest semiconductor companies in the world, specializing in memory and storage chips. Its primary revenue stream comes from dynamic random access memory, or DRAM, and it also has minority exposure to not-and or NAND, flash chips. Micron serves a global customer base, selling chips into data centers, mobile phones, consumer electronics, and industrial and automotive applications. The firm is vertically integrated.
Market cap 426B · 53,000 employees
Time Series
Relative Performance
Who Moves First
MKL leads MU by 6 days
MKL tends to move before MU.
After testing 13 timing shifts, the strongest relationship was +0.698 (they moved in the same direction).
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
-0.074
12 periods · Return correlation when both series rose
Both Falling
+0.584
9 periods · Return correlation when both series fell
Diverging
-0.557
14 periods · Return correlation when series moved apart
R-Squared
46.9%
Share of variance in one series explained by the other.
Trend Agreement
57.1%
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: [0.654, 0.713]
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
Markel Group Inc.
MKL
Market cap 23.9B · 22,900 employees
Stock · 1,254 raw → 1,254 prepared
Series B
Micron Technology, Inc.
MU
Market cap 426B · 53,000 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
33
Estimated crossover points between normalized spreads.
Slope
0.1865
Linear regression slope.
Intercept
-176.0721
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 5 hours ago · ID: stock-mkl-vs-stock-mu-daily