Correlation Analysis
BERKSHIRE HATHAWAY Class B vs Tapestry, Inc. Common Stock
BRK.B vs TPR
+0.738
Strong positive
When one moves up, the other tends to follow.
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
Tapestry, Inc. Common Stock
↗TPR
Based in New York City, Tapestry is the parent company of accessories and fashion brand Coach, which accounted for 80% of its revenue and well over 90% of its operating profit in fiscal 2025. Handbags accounted for 58% of the brand's fiscal 2025 revenue. Coach products are sold through more than 900 company-owned stores, e-commerce, and third-party stores in North America, Asia, and Europe. Tapestry also owns Kate Spade (17% of fiscal 2025 revenue), which operates about 170 stores and generated 52% of its sales from handbags in fiscal 2025. Kate Spade is known for its colorful patterns and graphics. Tapestry sold its smallest brand, luxury footwear maker Stuart Weitzman, to Caleres in August 2025.
Market cap 29.1B · 19,000 employees
Time Series
Relative Performance
Who Moves First
BRK.B leads TPR by 6 days
BRK.B tends to move before TPR.
After testing 13 timing shifts, the strongest relationship was +0.744 (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
-0.254
14 periods · Return correlation when both series rose
Both Falling
-0.154
6 periods · Return correlation when both series fell
Diverging
-0.669
15 periods · Return correlation when series moved apart
R-Squared
54.5%
Share of variance in one series explained by the other.
Trend Agreement
61.7%
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: [0.712, 0.762]
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
Tapestry, Inc. Common Stock
TPR
Market cap 29.1B · 19,000 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
0.2718
Linear regression slope.
Intercept
-47.3953
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 6 hours ago · ID: stock-brk-b-vs-stock-tpr-daily