Correlation Analysis
Marriott International Class A Common Stock vs Micron Technology, Inc.
MAR vs MU
+0.722
Strong positive
When one moves up, the other tends to follow.
Marriott International Class A Common Stock
↗MAR
Marriott operates 1.8 million rooms across roughly 30 brands. At the end of 2025, luxury represented roughly 10% of total rooms, premium was 42%, select service was 46%, and midscale was 2%. Marriott, Courtyard, and Sheraton are the largest brands, while Autograph, Tribute, Moxy, Aloft, and Element are newer lifestyle brands. Managed and franchised represented 99% of total rooms as of Dec. 31, 2025. North America makes up 61% of total rooms. Managed, franchise, and incentive fees represent the vast majority of revenue and profitability for the company.
Market cap 89.5B · 414,000 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
in sync
MAR and MU tend to move at the same time.
After testing 13 timing shifts, the strongest relationship was +0.722 (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
+0.522
13 periods · Return correlation when both series rose
Both Falling
+0.592
12 periods · Return correlation when both series fell
Diverging
-0.443
10 periods · Return correlation when series moved apart
R-Squared
52.1%
Share of variance in one series explained by the other.
Trend Agreement
63.3%
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: [0.695, 0.748]
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
Marriott International Class A Common Stock
MAR
Market cap 89.5B · 414,000 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
46
Estimated crossover points between normalized spreads.
Slope
0.9879
Linear regression slope.
Intercept
-101.5219
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
MAR
Marriott International Class A Common Stock
Highest
+0.939
Nvidia Corp
NVDA · 1,254 data points
Lowest
+0.335
Johnson & Johnson
JNJ · 1,254 data points
Saved 7 hours ago · ID: stock-mar-vs-stock-mu-daily