Correlation Analysis
BERKSHIRE HATHAWAY Class B vs MSCI, Inc.
BRK.B vs MSCI
+0.377
Light 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
MSCI, Inc.
↗MSCI
MSCI has described its mission as enabling investors to build better portfolios for a better world. MSCI's largest and most profitable segment is its index segment, where it provides benchmarking to asset managers and asset owners. MSCI boasts over $18 trillion in benchmarked assets, including over $2.3 trillion in ETF assets linked to MSCI indexes. The MSCI analytics segment provides portfolio management and risk management analytics software to asset managers and asset owners. In its sustainability and climate segment, MSCI provides ESG data to the investment industry. In private assets, MSCI provides real restate reporting, market data, benchmarking, and analytics to investors and real estate managers.
Market cap 40B · 6,268 employees
Time Series
Relative Performance
Who Moves First
MSCI leads BRK.B by 6 days
MSCI tends to move before BRK.B.
After testing 13 timing shifts, the strongest relationship was +0.378 (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
-0.373
11 periods · Return correlation when both series rose
Both Falling
N/A
4 periods · Return correlation when both series fell
Diverging
-0.568
20 periods · Return correlation when series moved apart
R-Squared
14.2%
Share of variance in one series explained by the other.
Trend Agreement
64.3%
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: [0.329, 0.424]
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
MSCI, Inc.
MSCI
Market cap 40B · 6,268 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
65
Estimated crossover points between normalized spreads.
Slope
0.2578
Linear regression slope.
Intercept
436.4940
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 6 hours ago · ID: stock-brk-b-vs-stock-msci-daily