Correlation Analysis
Eli Lilly & Co. vs Vertex Pharmaceuticals Inc
LLY vs VRTX
+0.939
Very strong positive
When one moves up, the other tends to follow.
Eli Lilly & Co.
↗LLY
Eli Lilly is a drug firm with a focus on neuroscience, cardiometabolic, cancer, and immunology. Lilly's key products include Verzenio for cancer; Mounjaro, Zepbound, Jardiance, Trulicity, Humalog, and Humulin for cardiometabolic; and Taltz and Olumiant for immunology.
Market cap 828.2B · 50,000 employees
Vertex Pharmaceuticals Inc
↗VRTX
Vertex Pharmaceuticals is a global biotechnology company that discovers and develops small-molecule drugs for the treatment of serious diseases. Its key drugs are Kalydeco, Orkambi, Symdeko, and Trikafta/Kaftrio, and Alyftrek for cystic fibrosis, where Vertex therapies remain the standard of care globally. Vertex has diversified its portfolio through Casgevy, a gene-editing therapy for beta thalassemia and sickle-cell disease, and Journavx, a non-opioid pain medication approved for the treatment of moderate-to-severe acute pain in adults. Additionally, Vertex is evaluating small-molecule inhibitors of APOL1-mediated kidney diseases. Vertex is also investigating cell therapies to deliver a potential functional cure for type 1 diabetes.
Market cap 110.5B · 6,400 employees
Time Series
Relative Performance
Who Moves First
in sync
LLY and VRTX tend to move at the same time.
After testing 13 timing shifts, the strongest relationship was +0.939 (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
+0.096
15 periods · Return correlation when both series rose
Both Falling
+0.456
5 periods · Return correlation when both series fell
Diverging
-0.742
15 periods · Return correlation when series moved apart
R-Squared
88.1%
Share of variance in one series explained by the other.
Trend Agreement
61.4%
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: [0.932, 0.945]
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
Eli Lilly & Co.
LLY
Market cap 828.2B · 50,000 employees
Stock · 1,254 raw → 1,254 prepared
Series B
Vertex Pharmaceuticals Inc
VRTX
Market cap 110.5B · 6,400 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
9
Estimated crossover points between normalized spreads.
Slope
0.3414
Linear regression slope.
Intercept
160.8164
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 4 hours ago · ID: stock-lly-vs-stock-vrtx-daily