Correlation Analysis
MARATHON PETROLEUM CORPORATION vs Micron Technology, Inc.
MPC vs MU
+0.580
Moderate positive
When one moves up, the other tends to follow.
MARATHON PETROLEUM CORPORATION
↗MPC
Marathon Petroleum is a leading integrated downstream and midstream energy company that operates 13 refineries in the Gulf Coast, Mid-Continent, and West Coast regions of the United States with an aggregate crude oil refining capacity of 3.0 million barrels per day. The company is one of the largest producers of renewable diesel in the U.S.; its Dickinson, North Dakota facility has the capacity to produce 184 million gallons per year, and its Martinez, California, joint venture facility (a 50/50 partnership with Neste) reached its full capacity of 730 million gallons per year in late 2024. Marathon also owns the general partner and approximately 64% of MPLX LP, a large-cap master limited partnership that owns and operates midstream energy infrastructure and logistics assets.
Market cap 71.1B · 18,500 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
MU leads MPC by 6 days
MU tends to move before MPC.
After testing 13 timing shifts, the strongest relationship was +0.581 (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
+0.230
11 periods · Return correlation when both series rose
Both Falling
+0.363
7 periods · Return correlation when both series fell
Diverging
-0.827
17 periods · Return correlation when series moved apart
R-Squared
33.6%
Share of variance in one series explained by the other.
Trend Agreement
57.6%
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: [0.542, 0.615]
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
MARATHON PETROLEUM CORPORATION
MPC
Market cap 71.1B · 18,500 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
18
Estimated crossover points between normalized spreads.
Slope
0.9830
Linear regression slope.
Intercept
-22.5689
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
MPC
MARATHON PETROLEUM CORPORATION
Highest
+0.898
Exxon Mobil Corporation
XOM · 1,254 data points
Lowest
+0.225
Johnson & Johnson
JNJ · 1,254 data points
Saved 7 hours ago · ID: stock-mpc-vs-stock-mu-daily