Correlation Analysis
Casey's General Stores Inc vs Micron Technology, Inc.
CASY vs MU
+0.807
Strong positive
When one moves up, the other tends to follow.
Casey's General Stores Inc
↗CASY
Casey's General Stores Inc serves as convenience store chain with its 2,900 locations, positioned in the Midwest United States. About half of Casey's stores are located in rural towns with populations under 5,000. While fueling stations serve as a key traffic driver, about two-thirds of the company's gross profit stems from in-store sales of grocery items, prepared meals, and general merchandise. Casey's owns more than 90% of its stores and operates the majority of its warehousing and distribution processes internally.
Market cap 27.6B · 49,272 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
CASY and MU tend to move at the same time.
After testing 13 timing shifts, the strongest relationship was +0.807 (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
+0.825
11 periods · Return correlation when both series rose
Both Falling
+0.453
8 periods · Return correlation when both series fell
Diverging
-0.695
16 periods · Return correlation when series moved apart
R-Squared
65.1%
Share of variance in one series explained by the other.
Trend Agreement
55.0%
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: [0.786, 0.825]
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
Casey's General Stores Inc
CASY
Market cap 27.6B · 49,272 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
13
Estimated crossover points between normalized spreads.
Slope
0.4548
Linear regression slope.
Intercept
-39.1070
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 5 hours ago · ID: stock-casy-vs-stock-mu-daily