Correlation Analysis
Mastercard Incorporated vs Monolithic Power Systems, Inc.
MA vs MPWR
+0.778
Strong positive
When one moves up, the other tends to follow.
Mastercard Incorporated
↗MA
Mastercard is the second-largest payment processor in the world, having processed close to $11 trillion in volume during 2025. Mastercard operates in over 200 countries and processes transactions in over 150 currencies.
Market cap 447.2B
Monolithic Power Systems, Inc.
↗MPWR
Monolithic Power Systems is an analog and mixed-signal chipmaker specializing in power management solutions. Its mission is to reduce total energy consumption in end systems. It serves the computing, automotive, industrial, communications, and consumer end markets. MPS uses a fabless manufacturing model, partnering with third-party chip foundries to host its proprietary BCD process technology.
Market cap 58B · 4,501 employees
Time Series
Relative Performance
Who Moves First
MA leads MPWR by 6 days
MA tends to move before MPWR.
After testing 13 timing shifts, the strongest relationship was +0.779 (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
+0.711
12 periods · Return correlation when both series rose
Both Falling
+0.813
7 periods · Return correlation when both series fell
Diverging
-0.714
16 periods · Return correlation when series moved apart
R-Squared
60.6%
Share of variance in one series explained by the other.
Trend Agreement
62.1%
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: [0.756, 0.799]
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
Mastercard Incorporated
MA
Market cap 447.2B
Stock · 1,254 raw → 1,254 prepared
Series B
Monolithic Power Systems, Inc.
MPWR
Market cap 58B · 4,501 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
1.9136
Linear regression slope.
Intercept
-221.3443
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
MA
Mastercard Incorporated
Highest
+0.987
VISA Inc.
V · 1,254 data points
Lowest
-0.898
United Parcel Service, Inc. Class B
UPS · 1,254 data points
MPWR
Monolithic Power Systems, Inc.
Highest
+0.901
Nvidia Corp
NVDA · 1,254 data points
Lowest
+0.475
Johnson & Johnson
JNJ · 1,254 data points
Saved 6 hours ago · ID: stock-ma-vs-stock-mpwr-daily