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Correlation Analysis

Tesla, Inc. Common Stock vs Eli Lilly & Co.

TSLA vs LLY

+0.381

Light positive

When one moves up, the other tends to follow.

TSLA logo

Tesla, Inc. Common Stock

TSLA

Tesla is a vertically integrated battery electric vehicle automaker and developer of real world artificial intelligence software, which includes autonomous driving and humanoid robots. The company has multiple vehicles in its fleet, which include luxury and midsize sedans, crossover SUVs, a light truck, and a semi truck. Tesla also plans to begin selling a sports car and offer a robotaxi service. Global deliveries in 2025 were nearly 1.64 million vehicles. The company sells batteries for stationary storage for residential and commercial properties including utilities and solar panels and solar roofs for energy generation. Tesla also owns a fast-charging network and an auto insurance business.

Market cap 1.3T

LLY logo

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

Apr 9, 2021 — Apr 7, 2026Daily1,254 data pointsStockStockConsumerHealthcare

Time Series

Relative Performance

Green: TSLAGray: LLY36 of 1,254 points (sampled)

Who Moves First

in sync

TSLA and LLY tend to move at the same time.

After testing 13 timing shifts, the strongest relationship was +0.381 (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

-0.121

13 periods · Return correlation when both series rose

Both Falling

+0.760

5 periods · Return correlation when both series fell

Diverging

-0.708

17 periods · Return correlation when series moved apart

R-Squared

14.5%

Share of variance in one series explained by the other.

Trend Agreement

53.3%

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: [0.333, 0.428]

Scatter

XY Regression

1102003004005005091142004006008001,0001,142Tesla, Inc. Common StockEli Lilly & Co.Data pointsFit (r = 0.381)

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

TSLA logo

Tesla, Inc. Common Stock

TSLA

Market cap 1.3T

Stock · 1,254 raw → 1,254 prepared

Series B

LLY logo

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

9

Estimated crossover points between normalized spreads.

Slope

1.2451

Linear regression slope.

Intercept

228.3747

Linear regression intercept.

Related Extremes

Highest and Lowest Correlated

Saved 5 hours ago · ID: stock-tsla-vs-stock-lly-daily-20260408-wffpws