Correlation Analysis
BERKSHIRE HATHAWAY Class B vs The Estee Lauder Companies Inc. Class A
BRK.B vs EL
-0.897
Very strong inverse
When one moves up, the other tends to move down.
BERKSHIRE HATHAWAY Class B
↗BRK.B
Berkshire Hathaway is a holding company with a wide array of subsidiaries engaged in diverse activities. The firm's core business segment is insurance, run primarily through Geico, Berkshire Hathaway Reinsurance Group, and Berkshire Hathaway Primary Group. Berkshire has used the excess cash thrown off from its operations to acquire Burlington Northern Santa Fe (railroad), Berkshire Hathaway Energy (utilities and energy distributors), and the companies that make up its manufacturing, service, and retailing operations (which include Precision Castparts, Lubrizol, Clayton Homes, Marmon, and IMC/ISCAR). The conglomerate is unique in that it is run on a completely decentralized basis. Berkshire is expected to generate close to $375 billion in revenue in 2025.
Market cap 1T
The Estee Lauder Companies Inc. Class A
↗EL
Estée Lauder is a leader in the global prestige beauty market, participating across skin care (49% of fiscal 2025 sales), makeup (29%), fragrance (17%), and hair care and others (5%). Top-selling brands include Estée Lauder, Clinique, M.A.C, La Mer, Jo Malone London, Aveda, Bobbi Brown, and Origins. The firm operates in more than 150 countries, generating 31% of revenue from the Americas, 37% from Europe, the Middle East and Africa (including travel retail), and 32% from Asia-Pacific. Estée Lauder sells its products through department stores, travel retail, specialty multibrand beauty stores, brand-dedicated freestanding stores, e-commerce, salons/spas, and perfumeries.
Market cap 25.7B · 57,000 employees
Time Series
Relative Performance
Who Moves First
EL leads BRK.B by 6 days
EL tends to move before BRK.B.
After testing 13 timing shifts, the strongest relationship was -0.900 (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
-0.528
9 periods · Return correlation when both series rose
Both Falling
+0.762
7 periods · Return correlation when both series fell
Diverging
-0.594
19 periods · Return correlation when series moved apart
R-Squared
80.4%
Share of variance in one series explained by the other.
Trend Agreement
61.3%
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: [-0.907, -0.885]
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
BERKSHIRE HATHAWAY Class B
BRK.B
Market cap 1T
Stock · 1,254 raw → 1,254 prepared
Series B
The Estee Lauder Companies Inc. Class A
EL
Market cap 25.7B · 57,000 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
3
Estimated crossover points between normalized spreads.
Slope
-0.9851
Linear regression slope.
Intercept
555.2528
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
BRK.B
BERKSHIRE HATHAWAY Class B
Highest
+0.968
Republic Services Inc.
RSG · 1,254 data points
Lowest
-0.918
United Parcel Service, Inc. Class B
UPS · 1,254 data points
EL
The Estee Lauder Companies Inc. Class A
Highest
-0.029
Johnson & Johnson
JNJ · 1,254 data points
Lowest
-0.912
Eli Lilly & Co.
LLY · 1,254 data points
Saved 6 hours ago · ID: stock-brk-b-vs-stock-el-daily