Correlation Analysis
BERKSHIRE HATHAWAY Class B vs Carpenter Technology Corp
BRK.B vs CRS
+0.878
Very 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
Carpenter Technology Corp
↗CRS
Carpenter Technology Corp supplies specialty metals to a variety of end markets, including aerospace and defense, industrial machinery and consumer durables, medical, and energy, among others. The company's reportable segments include; Specialty Alloys Operations and Performance Engineered Products. It generates maximum revenue from the Specialty Alloys Operations segment. The SAO segment is comprised of the company's alloy and stainless steel manufacturing operations. This includes operations performed at mills predominantly in Reading and Latrobe, Pennsylvania, and surrounding areas as well as South Carolina and Alabama. Geographically, the company derives its maximum revenue from the United States and the rest from Europe, Asia Pacific, Mexico, Canada, and other regions.
Market cap 19.7B · 4,500 employees
Time Series
Relative Performance
Who Moves First
BRK.B leads CRS by 6 days
BRK.B tends to move before CRS.
After testing 13 timing shifts, the strongest relationship was +0.883 (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
-0.282
18 periods · Return correlation when both series rose
Both Falling
-0.582
6 periods · Return correlation when both series fell
Diverging
-0.726
11 periods · Return correlation when series moved apart
R-Squared
77.1%
Share of variance in one series explained by the other.
Trend Agreement
64.1%
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: [0.865, 0.890]
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
Carpenter Technology Corp
CRS
Market cap 19.7B · 4,500 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
30
Estimated crossover points between normalized spreads.
Slope
1.0604
Linear regression slope.
Intercept
-287.7173
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 7 hours ago · ID: stock-brk-b-vs-stock-crs-daily