Correlation Analysis
Eli Lilly & Co. vs Marriott International Class A Common Stock
LLY vs MAR
+0.934
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
Marriott International Class A Common Stock
↗MAR
Marriott operates 1.8 million rooms across roughly 30 brands. At the end of 2025, luxury represented roughly 10% of total rooms, premium was 42%, select service was 46%, and midscale was 2%. Marriott, Courtyard, and Sheraton are the largest brands, while Autograph, Tribute, Moxy, Aloft, and Element are newer lifestyle brands. Managed and franchised represented 99% of total rooms as of Dec. 31, 2025. North America makes up 61% of total rooms. Managed, franchise, and incentive fees represent the vast majority of revenue and profitability for the company.
Market cap 89.5B · 414,000 employees
Time Series
Relative Performance
Who Moves First
LLY leads MAR by 2 days
LLY tends to move before MAR.
After testing 13 timing shifts, the strongest relationship was +0.935 (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
+0.481
13 periods · Return correlation when both series rose
Both Falling
N/A
4 periods · Return correlation when both series fell
Diverging
-0.471
18 periods · Return correlation when series moved apart
R-Squared
87.3%
Share of variance in one series explained by the other.
Trend Agreement
55.4%
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: [0.927, 0.941]
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
Marriott International Class A Common Stock
MAR
Market cap 89.5B · 414,000 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
0.1948
Linear regression slope.
Intercept
100.2603
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
LLY
Eli Lilly & Co.
Highest
+0.939
Vertex Pharmaceuticals Inc
VRTX · 1,254 data points
Lowest
-0.889
United Parcel Service, Inc. Class B
UPS · 1,254 data points
MAR
Marriott International Class A Common Stock
Highest
+0.939
Nvidia Corp
NVDA · 1,254 data points
Lowest
+0.335
Johnson & Johnson
JNJ · 1,254 data points
Saved 9 hours ago · ID: stock-lly-vs-stock-mar-daily