SeriesMagCorrOverlapThrough
These move together about 65% of the time
Moderate positive
A real but noisy link — useful as context, risky as a standalone signal.
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 451.6B · 39,800 employees
Shopify offers an e-commerce platform primarily to small and medium-size businesses. The firm has two segments. The subscription solutions segment allows Shopify merchants to conduct e-commerce on a variety of platforms, including the company's website, physical stores, pop-up stores, kiosks, social networks (Facebook), and Amazon. The merchant solutions segment offers add-on products for the platform that facilitate e-commerce and include Shopify Payments, Shopify Shipping, and Shopify Capital.
Market cap 165.8B · 7,600 employees
What to Watch
Holds across regimes
Correlation is similar when markets rise (+25%) and fall (+44%) — reliable in both directions.
Flaky
Correlation swings widely across time windows — careful using this as a point estimate.
Time Series
Time-Shifted Correlation
See how correlation changes when one series is offset in time. A taller bar at a non-zero shift means the two move together better when one leads the other — that's a potential lead/lag signal.
Correlation by shift
Click a bar to inspect. Range: -6 to 6 days.
Selected shift
No shift
Correlation at this shift
+52%
No shift — both series at their actual dates.
1,255 overlapping points at this shift
Time series with Shopify Inc. Class A subordinate voting shares at original dates
Indexed to 100 at start
Deep Dive
Stability
How the correlation evolves over time. A stable line means the relationship is reliable; large swings signal regime-dependent behavior.
Corr
+52%
Pearson correlation
95% CI
+48% → +56%
Likely range
R²
26.9%
Variance explained
Trend agreement
64.9%
Same-direction moves
Significance
p < 0.001
Statistical confidence
Data points
1,255
Deep
Pipeline
Pipeline Summary
1,255 paired data points survived the daily window.
Raw input
1,255
1,255
Normalized
1,255
1,255
Prepared
1,255
1,255
Aligned
1,255
1,255
Invalid removed
Explore
The strongest positive and inverse pairs we’ve saved for each side of this comparison — good jumping-off points if this result raised a question.
Do They Crash Together?
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
+25%
105 periods · Return correlation when both series rose
Both Falling
+44%
101 periods · Return correlation when both series fell
Diverging
-56%
43 periods · Return correlation when series moved apart
Scatter
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 451.6B · 39,800 employees
Stock · 1,255 raw → 1,255 prepared
Series B
Shopify Inc. Class A subordinate voting shares
SHOP
Market cap 165.8B · 7,600 employees
Stock · 1,255 raw → 1,255 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
13
Estimated crossover points between normalized spreads.
Slope
0.2486
Linear regression slope.
Intercept
-18.3986
Linear regression intercept.
Saved 2 hours ago · ID: stock-ma_stock-shop_5y
SHOP
Shopify Inc. Class A subordinate voting shares
Strongest positive