Correlation Analysis
BERKSHIRE HATHAWAY Class B vs Roper Technologies, Inc. Common Stock
BRK.B vs ROP
+0.492
Moderate 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
Roper Technologies, Inc. Common Stock
↗ROP
Roper Technologies is a holding company focused on acquiring, managing, and developing niche market-leading technology businesses. The company operates a decentralized business model whereby each portfolio company operates independently from the others. Roper positions itself as a free cash flow compounder, whereby excess free cash flow generated by its portfolio businesses is repatriated to the parent company, which is then utilized to acquire additional businesses. Presently, the company operates 30 distinct businesses with over three-fourths of the revenue coming from software products and over two-thirds of the revenue coming from recurring and recurring sources.
Market cap 37.1B · 19,400 employees
Time Series
Relative Performance
Who Moves First
ROP leads BRK.B by 6 days
ROP tends to move before BRK.B.
After testing 13 timing shifts, the strongest relationship was +0.513 (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
+0.349
15 periods · Return correlation when both series rose
Both Falling
+0.118
9 periods · Return correlation when both series fell
Diverging
-0.576
11 periods · Return correlation when series moved apart
R-Squared
24.2%
Share of variance in one series explained by the other.
Trend Agreement
68.2%
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: [0.449, 0.533]
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
Roper Technologies, Inc. Common Stock
ROP
Market cap 37.1B · 19,400 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
29
Estimated crossover points between normalized spreads.
Slope
0.3536
Linear regression slope.
Intercept
349.0567
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
ROP
Roper Technologies, Inc. Common Stock
Highest
+0.583
Microsoft Corp
MSFT · 1,254 data points
Lowest
-0.606
Johnson & Johnson
JNJ · 1,254 data points
Saved 6 hours ago · ID: stock-brk-b-vs-stock-rop-daily