Correlation Analysis
First Solar, Inc. vs VISA Inc.
FSLR vs V
+0.553
Moderate positive
When one moves up, the other tends to follow.
First Solar, Inc.
↗FSLR
First Solar designs and manufactures solar photovoltaic panels, modules, and systems for use in utility-scale development projects. The company's solar modules use cadmium telluride to convert sunlight into electricity. This is commonly called thin-film technology. First Solar is the world's largest thin-film solar module manufacturer. It has production lines in Vietnam, Malaysia, the United States, and India.
Market cap 21B · 7,900 employees
VISA Inc.
↗V
Visa is the largest payment processor in the world. In fiscal 2025, it processed almost $17 trillion in total volume. Visa operates in over 200 countries and processes transactions in over 160 currencies. Its systems are capable of processing over 65,000 transactions per second.
Market cap 583.4B
Time Series
Relative Performance
Who Moves First
in sync
FSLR and V tend to move at the same time.
After testing 13 timing shifts, the strongest relationship was +0.553 (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
+0.147
9 periods · Return correlation when both series rose
Both Falling
+0.015
7 periods · Return correlation when both series fell
Diverging
-0.569
19 periods · Return correlation when series moved apart
R-Squared
30.6%
Share of variance in one series explained by the other.
Trend Agreement
56.2%
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: [0.513, 0.590]
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
First Solar, Inc.
FSLR
Market cap 21B · 7,900 employees
Stock · 1,254 raw → 1,254 prepared
Series B
VISA Inc.
V
Market cap 583.4B
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
34
Estimated crossover points between normalized spreads.
Slope
0.5076
Linear regression slope.
Intercept
182.6427
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 6 hours ago · ID: stock-fslr-vs-stock-v-daily