Correlation Analysis
DexCom, Inc. vs Eli Lilly & Co.
DXCM vs LLY
-0.540
Moderate inverse
When one moves up, the other tends to move down.
DexCom, Inc.
↗DXCM
DexCom designs and commercializes continuous glucose monitoring systems for diabetic patients. CGM systems serve as an alternative to the traditional blood glucose meter process, and the company is evolving its CGM systems to provide integration with insulin pumps from Insulet and Tandem for automatic insulin delivery. DexCom's CGMs are available through medical equipment distributors as well as retail pharmacies.
Market cap 24.3B · 11,100 employees
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
Time Series
Relative Performance
Who Moves First
LLY leads DXCM by 6 days
LLY tends to move before DXCM.
After testing 13 timing shifts, the strongest relationship was -0.548 (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
-0.662
12 periods · Return correlation when both series rose
Both Falling
-0.034
6 periods · Return correlation when both series fell
Diverging
-0.241
17 periods · Return correlation when series moved apart
R-Squared
29.1%
Share of variance in one series explained by the other.
Trend Agreement
57.1%
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: [-0.578, -0.499]
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
DexCom, Inc.
DXCM
Market cap 24.3B · 11,100 employees
Stock · 1,254 raw → 1,254 prepared
Series B
Eli Lilly & Co.
LLY
Market cap 828.2B · 50,000 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
13
Estimated crossover points between normalized spreads.
Slope
-6.0180
Linear regression slope.
Intercept
1167.7287
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 7 hours ago · ID: stock-dxcm-vs-stock-lly-daily