Correlation Analysis
Mastercard Incorporated vs MongoDB, Inc. Class A
MA vs MDB
-0.177
Weak inverse
When one moves up, the other tends to move down.
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
MongoDB, Inc. Class A
↗MDB
Founded in 2007, MongoDB is a vendor of a document-oriented database that accelerates development processes of new applications. Enterprise customers can choose between the fully managed offering, MongoDB Atlas, or the self-managed version, MongoDB Enterprise Advanced. MongoDB is a popular tool among developers, and its free Community Server has recorded over 500 million downloads since 2009.
Market cap 20.5B · 5,636 employees
Time Series
Relative Performance
Who Moves First
MDB leads MA by 6 days
MDB tends to move before MA.
After testing 13 timing shifts, the strongest relationship was -0.189 (they moved in opposite directions).
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
-0.264
13 periods · Return correlation when both series rose
Both Falling
+0.213
11 periods · Return correlation when both series fell
Diverging
-0.754
11 periods · Return correlation when series moved apart
R-Squared
3.1%
Share of variance in one series explained by the other.
Trend Agreement
60.3%
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: [-0.230, -0.123]
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
MongoDB, Inc. Class A
MDB
Market cap 20.5B · 5,636 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
23
Estimated crossover points between normalized spreads.
Slope
-0.1915
Linear regression slope.
Intercept
398.3682
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 5 hours ago · ID: stock-ma-vs-stock-mdb-daily