CET vs. BRK-B
CET (Central Securities Corp.) and BRK-B (Berkshire Hathaway Inc.) are both stocks. Both are in the Financial Services sector — CET in Asset Management, BRK-B in Insurance - Diversified. Over the past 10 years, CET returned 16.53%/yr vs 13.43%/yr for BRK-B. At a 0.40 correlation, their price movements are largely independent.
Performance
CET vs. BRK-B - Performance Comparison
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Returns By Period
In the year-to-date period, CET achieves a 2.30% return, which is significantly higher than BRK-B's -1.96% return. Over the past 10 years, CET has outperformed BRK-B with an annualized return of 16.53%, while BRK-B has yielded a comparatively lower 13.43% annualized return.
CET
- 1D
- -1.47%
- 1M
- -2.40%
- YTD
- 2.30%
- 6M
- 2.02%
- 1Y
- 15.93%
- 3Y*
- 19.29%
- 5Y*
- 10.82%
- 10Y*
- 16.53%
BRK-B
- 1D
- 0.84%
- 1M
- 1.32%
- YTD
- -1.96%
- 6M
- -1.54%
- 1Y
- 1.03%
- 3Y*
- 13.70%
- 5Y*
- 12.33%
- 10Y*
- 13.43%
CET vs. BRK-B - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
CET Central Securities Corp. | 2.30% | 17.20% | 26.82% | 19.17% | -19.68% | 49.00% | 4.99% | 38.61% | -4.49% | 30.61% |
BRK-B Berkshire Hathaway Inc. | -1.96% | 10.89% | 27.09% | 15.46% | 3.31% | 28.95% | 2.37% | 10.93% | 3.01% | 21.62% |
Correlation
The correlation between CET and BRK-B is 0.15, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.15 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.35 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.51 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.54 |
Correlation (All Time) Calculated using the full available price history since May 9, 1996 | 0.40 |
Over the past year, the correlation between CET and BRK-B has dropped to 0.15 - well below their long-term average of 0.40, suggesting their price drivers have been diverging.
Fundamentals
CET:
$1.50B
BRK-B:
$1.06T
CET:
$19.09
BRK-B:
$33.62
CET:
2.70
BRK-B:
14.66
CET:
0.03
BRK-B:
0.57
CET:
9.30
BRK-B:
2.83
CET:
0.84
BRK-B:
1.46
CET:
$160.68M
BRK-B:
$375.39B
CET:
$103.20M
BRK-B:
$94.36B
CET:
$553.54M
BRK-B:
$71.92B
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Return for Risk
CET vs. BRK-B — Risk / Return Rank
CET
BRK-B
CET vs. BRK-B - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Central Securities Corp. (CET) and Berkshire Hathaway Inc. (BRK-B). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| CET | BRK-B | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.29 | ||
| Sortino ratioReturn per unit of downside risk | +1.77 | ||
| Omega ratioGain probability vs. loss probability | 1.24 | 1.02 | +0.22 |
| Calmar ratioReturn relative to maximum drawdown | 1.98 | 0.11 | +1.87 |
| Martin ratioReturn relative to average drawdown | 7.85 | 0.23 | +7.63 |
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Drawdowns
CET vs. BRK-B - Drawdown Comparison
The maximum CET drawdown since its inception was -56.69%, which is greater than BRK-B's maximum drawdown of -53.86%. Use the drawdown chart below to compare losses from any high point for CET and BRK-B.
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Drawdown Indicators
| CET | BRK-B | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -56.69% | -53.86% | -2.83% |
Max Drawdown (1Y)Largest decline over 1 year | -8.08% | -9.42% | +1.34% |
Max Drawdown (3Y)Largest decline over 3 years | -15.42% | -14.95% | -0.47% |
Max Drawdown (5Y)Largest decline over 5 years | -24.89% | -26.58% | +1.69% |
Max Drawdown (10Y)Largest decline over 10 years | -39.91% | -29.57% | -10.34% |
Current DrawdownCurrent decline from peak | -4.06% | -8.71% | +4.65% |
Average DrawdownAverage peak-to-trough decline | -10.15% | -11.07% | +0.92% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.03% | 4.57% | -2.54% |
Volatility
CET vs. BRK-B - Volatility Comparison
Central Securities Corp. (CET) has a higher volatility of 4.32% compared to Berkshire Hathaway Inc. (BRK-B) at 3.75%. This indicates that CET's price experiences larger fluctuations and is considered to be riskier than BRK-B based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| CET | BRK-B | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.32% | 3.75% | +0.57% |
Volatility (6M)Calculated over the trailing 6-month period | 9.33% | 10.63% | -1.30% |
Volatility (1Y)Calculated over the trailing 1-year period | 11.74% | 14.39% | -2.65% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 14.59% | 17.10% | -2.51% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 16.64% | 19.39% | -2.75% |
Dividends
CET vs. BRK-B - Dividend Comparison
CET's dividend yield for the trailing twelve months is around 5.35%, while BRK-B has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BRK-B Berkshire Hathaway Inc. | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
CET Central Securities Corp. | 5.35% | 5.32% | 4.92% | 4.90% | 7.34% | 8.41% | 5.68% | 3.78% | 5.84% | 3.65% | 4.50% | 10.41% |
Financials
CET vs. BRK-B - Financials Comparison
This section allows you to compare key financial metrics between Central Securities Corp. and Berkshire Hathaway Inc.. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
Frequently Asked Questions
CET and BRK-B have a correlation of 0.15, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
CET has higher volatility (4.32%) compared to BRK-B (3.75%). In terms of maximum drawdown, CET dropped -56.69% vs BRK-B's -53.86%.
CET currently has the higher Sharpe Ratio (1.36 vs 0.07), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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