Asset Allocation
| Position | Category/Sector | Target Weight |
|---|---|---|
000660.KS SK Hynix Inc | Technology | 17.53% |
AAPL Apple Inc | Technology | 0% |
AMZN Amazon.com, Inc | Consumer Cyclical | 0% |
ANET Arista Networks, Inc. | Technology | 7.62% |
ASML ASML Holding N.V. | Technology | 0% |
AVGO Broadcom Inc. | Technology | 10.75% |
BRK-B Berkshire Hathaway Inc. | Financial Services | 35.13% |
FRCOY Fast Retailing Co Ltd ADR | Consumer Cyclical | 0% |
GOOGL Alphabet Inc Class A | Communication Services | 5.63% |
MELI MercadoLibre, Inc. | Consumer Cyclical | 0% |
META Meta Platforms, Inc. | Communication Services | 0% |
MSFT Microsoft Corporation | Technology | 0% |
MU Micron Technology, Inc. | Technology | 0% |
NVDA NVIDIA Corporation | Technology | 0.19% |
PLTR Palantir Technologies Inc. | Technology | 6.87% |
SMCI Super Micro Computer, Inc. | Technology | 3.78% |
SMSN.L Samsung Electronics Co. Ltd | Technology | 0% |
TSLA Tesla, Inc. | Consumer Cyclical | 0% |
TYT.L Toyota Motor Corp | Consumer Cyclical | 12.50% |
V Visa Inc. | Financial Services | 0% |
Performance
Performance Chart
The chart shows the growth of an initial investment of $10,000 in brk.b, comparing it to the performance of the S&P 500 index or another benchmark. All prices have been adjusted for splits and dividends. The portfolio is rebalanced Every 3 months.
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The earliest data available for this chart is Sep 30, 2020, corresponding to the inception date of PLTR
Returns By Period
| 1D | 1M | YTD | 6M | 1Y | 3Y* | 5Y* | 10Y* | |
|---|---|---|---|---|---|---|---|---|
Benchmark S&P 500 Index | 0.11% | -3.43% | -3.84% | -1.98% | 16.08% | 16.86% | 10.37% | 12.29% |
Portfolio brk.b | -1.15% | -5.02% | -0.97% | 11.29% | 59.74% | 56.93% | 33.58% | — |
| Portfolio components: | ||||||||
NVDA NVIDIA Corporation | 0.93% | -1.47% | -4.88% | -6.08% | 60.69% | 85.17% | 66.71% | 70.07% |
AVGO Broadcom Inc. | 0.34% | 0.44% | -8.93% | -6.61% | 84.26% | 72.07% | 48.84% | 38.50% |
ANET Arista Networks, Inc. | 1.47% | 1.67% | -3.32% | -12.31% | 58.03% | 44.56% | 45.76% | 41.41% |
SMCI Super Micro Computer, Inc. | 3.15% | -24.32% | -20.67% | -55.77% | -33.83% | 27.24% | 42.44% | 21.17% |
TSLA Tesla, Inc. | -5.42% | -8.11% | -19.82% | -17.30% | 27.53% | 22.79% | 10.33% | 36.16% |
MU Micron Technology, Inc. | -0.44% | -3.50% | 28.37% | 99.60% | 314.35% | 84.06% | 32.37% | 42.60% |
BRK-B Berkshire Hathaway Inc. | -0.24% | -0.83% | -5.03% | -3.74% | -11.23% | 15.44% | 13.08% | 12.79% |
SMSN.L Samsung Electronics Co. Ltd | -4.61% | -5.56% | 46.27% | 90.06% | 204.69% | 38.53% | 12.38% | 21.15% |
000660.KS SK Hynix Inc | 0.00% | -6.87% | 30.69% | 110.39% | 339.88% | 108.55% | 37.87% | 39.35% |
TYT.L Toyota Motor Corp | -2.02% | -11.61% | -3.28% | 7.96% | 19.87% | 16.01% | 10.05% | 11.03% |
Monthly Returns
Based on dividend-adjusted daily data since Oct 1, 2020, brk.b's average daily return is +0.14%, while the average monthly return is +2.98%. At this rate, your investment would double in approximately 2.0 years.
Historically, 69% of months were positive and 31% were negative. The best month was Nov 2020 with a return of +27.1%, while the worst month was Jun 2022 at -12.3%. The longest winning streak lasted 8 consecutive months, and the longest losing streak was 3 months.
On a daily basis, brk.b closed higher 56% of trading days. The best single day was Feb 27, 2026 with a return of +11.3%, while the worst single day was Feb 26, 2026 at -9.8%.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 5.32% | 4.01% | -10.86% | 1.41% | -0.97% | ||||||||
| 2025 | 4.01% | 0.59% | -2.99% | 5.36% | 6.72% | 10.11% | 2.57% | 3.45% | 8.72% | 12.86% | -1.71% | 4.01% | 67.26% |
| 2024 | 6.63% | 16.49% | 5.93% | -5.84% | 3.81% | 8.74% | -1.23% | 1.67% | 0.96% | -0.70% | 4.57% | 7.34% | 58.04% |
| 2023 | 7.14% | -1.05% | 5.69% | 0.51% | 17.25% | 6.53% | 7.53% | -0.31% | -2.99% | -1.77% | 12.03% | 2.91% | 65.67% |
| 2022 | -3.91% | -0.06% | 5.53% | -10.43% | -1.89% | -12.31% | 10.73% | -5.68% | -9.15% | 7.24% | 9.38% | -5.82% | -18.15% |
| 2021 | 2.43% | 2.58% | 2.86% | 2.49% | 4.10% | 1.02% | -1.82% | 1.31% | -2.90% | 5.26% | 2.05% | 9.33% | 32.12% |
Benchmark Metrics
brk.b has an annualized alpha of 25.55%, beta of 0.89, and R² of 0.51 versus S&P 500 Index. Calculated based on daily prices since October 01, 2020.
- This portfolio captured 168.64% of S&P 500 Index gains but only 67.52% of its losses — a favorable profile for investors.
- This portfolio generated an annualized alpha of 25.55% versus S&P 500 Index — delivering returns beyond what market exposure alone would predict.
- With beta of 0.89 and R² of 0.51, this portfolio moves broadly in line with S&P 500 Index — much of its variation is explained by market exposure rather than independent behavior.
- Alpha
- 25.55%
- Beta
- 0.89
- R²
- 0.51
- Upside Capture
- 168.64%
- Downside Capture
- 67.52%
Expense Ratio
brk.b has an expense ratio of 0.00%, meaning no management fees are charged. Below, you can find the expense ratios of the portfolio's funds side by side and easily compare their relative costs.
Return for Risk
Risk / Return Rank
brk.b ranks 94 for risk / return — in the top 94% of portfolios on our site. This means strong returns relative to risk — exactly what professional investors look for. Well-suited for investors who want to maximize return per unit of risk.
Return / Risk — by metrics
| Portfolio | Benchmark | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 2.21 | 0.88 | +1.33 |
Sortino ratioReturn per unit of downside risk | 2.91 | 1.37 | +1.54 |
Omega ratioGain probability vs. loss probability | 1.44 | 1.21 | +0.24 |
Calmar ratioReturn relative to maximum drawdown | 5.37 | 1.39 | +3.98 |
Martin ratioReturn relative to average drawdown | 21.86 | 6.43 | +15.43 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
How much return does each position deliver for the risk it carries? Higher values mean better reward for the risk taken.
| Risk / Return Rank | Sharpe ratio | Sortino ratio | Omega ratio | Calmar ratio | Martin ratio | |
|---|---|---|---|---|---|---|
NVDA NVIDIA Corporation | 81 | 1.47 | 2.17 | 1.27 | 3.02 | 7.54 |
AVGO Broadcom Inc. | 84 | 1.76 | 2.49 | 1.32 | 3.08 | 7.50 |
ANET Arista Networks, Inc. | 73 | 1.08 | 1.68 | 1.21 | 2.17 | 4.76 |
SMCI Super Micro Computer, Inc. | 23 | -0.43 | -0.14 | 0.98 | -0.51 | -1.01 |
TSLA Tesla, Inc. | 60 | 0.50 | 1.10 | 1.13 | 1.25 | 3.01 |
MU Micron Technology, Inc. | 98 | 4.84 | 3.99 | 1.54 | 10.37 | 34.71 |
BRK-B Berkshire Hathaway Inc. | 15 | -0.62 | -0.73 | 0.90 | -0.70 | -1.19 |
SMSN.L Samsung Electronics Co. Ltd | 98 | 4.70 | 4.65 | 1.58 | 9.87 | 34.19 |
000660.KS SK Hynix Inc | 98 | 5.90 | 4.60 | 1.60 | 13.12 | 34.34 |
TYT.L Toyota Motor Corp | 70 | 0.07 | 3.78 | 2.11 | 0.34 | 2.96 |
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Dividends
Dividend yield
brk.b provided a 0.53% dividend yield over the last twelve months.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Portfolio | 0.53% | 0.51% | 0.55% | 0.65% | 0.97% | 4.17% | 0.70% | 0.92% | 1.20% | 0.79% | 0.77% | 0.78% |
| Portfolio components: | ||||||||||||
NVDA NVIDIA Corporation | 0.02% | 0.02% | 0.03% | 0.03% | 0.11% | 0.05% | 0.12% | 0.27% | 0.46% | 0.29% | 0.45% | 1.20% |
AVGO Broadcom Inc. | 0.79% | 0.70% | 0.94% | 1.71% | 3.02% | 2.24% | 3.05% | 3.54% | 3.11% | 1.87% | 1.43% | 1.13% |
ANET Arista Networks, 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% |
SMCI Super Micro Computer, 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% |
TSLA Tesla, 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% |
MU Micron Technology, Inc. | 0.14% | 0.16% | 0.55% | 0.54% | 0.89% | 0.21% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
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% |
SMSN.L Samsung Electronics Co. Ltd | 0.43% | 0.94% | 2.88% | 1.79% | 2.50% | 1.85% | 3.60% | 2.47% | 3.65% | 1.62% | 1.68% | 1.71% |
000660.KS SK Hynix Inc | 0.36% | 0.37% | 0.52% | 0.85% | 1.60% | 1.18% | 0.99% | 1.06% | 2.48% | 1.31% | 1.34% | 1.63% |
TYT.L Toyota Motor Corp | 2.91% | 2.83% | 2.70% | 2.51% | 2.92% | 29.78% | 1.57% | 2.85% | 3.43% | 2.91% | 3.05% | 3.00% |
Drawdowns
Drawdowns Chart
The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.
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Worst Drawdowns
The table below displays the maximum drawdowns of the brk.b. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.
The maximum drawdown for the brk.b was 28.19%, occurring on Sep 26, 2022. Recovery took 173 trading sessions.
The current brk.b drawdown is 9.60%.
Depth | Start | To Bottom | Bottom | To Recover | End | Total |
|---|---|---|---|---|---|---|
| -28.19% | Mar 31, 2022 | 128 | Sep 26, 2022 | 173 | May 25, 2023 | 301 |
| -18.19% | Feb 19, 2025 | 34 | Apr 7, 2025 | 26 | May 13, 2025 | 60 |
| -16.16% | Jul 17, 2024 | 14 | Aug 5, 2024 | 49 | Oct 11, 2024 | 63 |
| -11.77% | Mar 2, 2026 | 21 | Mar 30, 2026 | — | — | — |
| -10.13% | Jan 13, 2022 | 39 | Mar 8, 2022 | 14 | Mar 28, 2022 | 53 |
Volatility
Volatility Chart
The chart below shows the rolling one-month volatility.
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Diversification
Diversification Metrics
Number of Effective Assets
The portfolio contains 20 assets, with an effective number of assets of 5.09, reflecting the diversification based on asset allocation. This number of effective assets indicates a moderate level of diversification, where some assets may have a more significant influence on overall performance.
Asset Correlations Table
| Benchmark | TYT.L | 000660.KS | BRK-B | FRCOY | SMSN.L | V | SMCI | TSLA | MELI | PLTR | AAPL | MU | META | ANET | GOOGL | AMZN | MSFT | AVGO | ASML | NVDA | Portfolio | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Benchmark | 1.00 | 0.08 | 0.18 | 0.55 | 0.40 | 0.36 | 0.60 | 0.48 | 0.56 | 0.55 | 0.53 | 0.69 | 0.59 | 0.65 | 0.64 | 0.69 | 0.68 | 0.74 | 0.69 | 0.69 | 0.68 | 0.72 |
| TYT.L | 0.08 | 1.00 | 0.17 | 0.06 | 0.14 | 0.17 | 0.03 | 0.05 | 0.04 | 0.03 | 0.04 | 0.07 | 0.03 | 0.05 | 0.08 | 0.06 | 0.05 | 0.03 | 0.03 | 0.09 | 0.07 | 0.31 |
| 000660.KS | 0.18 | 0.17 | 1.00 | 0.05 | 0.13 | 0.48 | 0.05 | 0.15 | 0.15 | 0.12 | 0.13 | 0.10 | 0.26 | 0.15 | 0.13 | 0.14 | 0.13 | 0.14 | 0.16 | 0.20 | 0.20 | 0.57 |
| BRK-B | 0.55 | 0.06 | 0.05 | 1.00 | 0.23 | 0.14 | 0.52 | 0.16 | 0.20 | 0.24 | 0.16 | 0.35 | 0.21 | 0.25 | 0.21 | 0.29 | 0.24 | 0.28 | 0.21 | 0.26 | 0.18 | 0.44 |
| FRCOY | 0.40 | 0.14 | 0.13 | 0.23 | 1.00 | 0.23 | 0.23 | 0.22 | 0.28 | 0.27 | 0.26 | 0.25 | 0.27 | 0.27 | 0.27 | 0.29 | 0.28 | 0.26 | 0.29 | 0.33 | 0.27 | 0.34 |
| SMSN.L | 0.36 | 0.17 | 0.48 | 0.14 | 0.23 | 1.00 | 0.17 | 0.27 | 0.25 | 0.25 | 0.22 | 0.23 | 0.39 | 0.24 | 0.28 | 0.28 | 0.22 | 0.25 | 0.31 | 0.39 | 0.32 | 0.48 |
| V | 0.60 | 0.03 | 0.05 | 0.52 | 0.23 | 0.17 | 1.00 | 0.23 | 0.27 | 0.35 | 0.27 | 0.43 | 0.28 | 0.39 | 0.34 | 0.40 | 0.38 | 0.44 | 0.34 | 0.37 | 0.31 | 0.39 |
| SMCI | 0.48 | 0.05 | 0.15 | 0.16 | 0.22 | 0.27 | 0.23 | 1.00 | 0.32 | 0.27 | 0.34 | 0.30 | 0.47 | 0.34 | 0.46 | 0.31 | 0.33 | 0.36 | 0.48 | 0.45 | 0.49 | 0.54 |
| TSLA | 0.56 | 0.04 | 0.15 | 0.20 | 0.28 | 0.25 | 0.27 | 0.32 | 1.00 | 0.40 | 0.48 | 0.46 | 0.37 | 0.39 | 0.39 | 0.42 | 0.45 | 0.42 | 0.44 | 0.43 | 0.45 | 0.46 |
| MELI | 0.55 | 0.03 | 0.12 | 0.24 | 0.27 | 0.25 | 0.35 | 0.27 | 0.40 | 1.00 | 0.44 | 0.41 | 0.36 | 0.46 | 0.42 | 0.42 | 0.50 | 0.45 | 0.40 | 0.46 | 0.47 | 0.43 |
| PLTR | 0.53 | 0.04 | 0.13 | 0.16 | 0.26 | 0.22 | 0.27 | 0.34 | 0.48 | 0.44 | 1.00 | 0.36 | 0.36 | 0.43 | 0.46 | 0.38 | 0.48 | 0.43 | 0.44 | 0.42 | 0.49 | 0.58 |
| AAPL | 0.69 | 0.07 | 0.10 | 0.35 | 0.25 | 0.23 | 0.43 | 0.30 | 0.46 | 0.41 | 0.36 | 1.00 | 0.39 | 0.48 | 0.44 | 0.56 | 0.55 | 0.60 | 0.49 | 0.51 | 0.49 | 0.48 |
| MU | 0.59 | 0.03 | 0.26 | 0.21 | 0.27 | 0.39 | 0.28 | 0.47 | 0.37 | 0.36 | 0.36 | 0.39 | 1.00 | 0.44 | 0.49 | 0.44 | 0.44 | 0.44 | 0.61 | 0.62 | 0.59 | 0.56 |
| META | 0.65 | 0.05 | 0.15 | 0.25 | 0.27 | 0.24 | 0.39 | 0.34 | 0.39 | 0.46 | 0.43 | 0.48 | 0.44 | 1.00 | 0.47 | 0.60 | 0.62 | 0.61 | 0.52 | 0.49 | 0.55 | 0.49 |
| ANET | 0.64 | 0.08 | 0.13 | 0.21 | 0.27 | 0.28 | 0.34 | 0.46 | 0.39 | 0.42 | 0.46 | 0.44 | 0.49 | 0.47 | 1.00 | 0.47 | 0.51 | 0.58 | 0.64 | 0.55 | 0.58 | 0.63 |
| GOOGL | 0.69 | 0.06 | 0.14 | 0.29 | 0.29 | 0.28 | 0.40 | 0.31 | 0.42 | 0.42 | 0.38 | 0.56 | 0.44 | 0.60 | 0.47 | 1.00 | 0.64 | 0.64 | 0.50 | 0.51 | 0.51 | 0.52 |
| AMZN | 0.68 | 0.05 | 0.13 | 0.24 | 0.28 | 0.22 | 0.38 | 0.33 | 0.45 | 0.50 | 0.48 | 0.55 | 0.44 | 0.62 | 0.51 | 0.64 | 1.00 | 0.66 | 0.52 | 0.52 | 0.57 | 0.51 |
| MSFT | 0.74 | 0.03 | 0.14 | 0.28 | 0.26 | 0.25 | 0.44 | 0.36 | 0.42 | 0.45 | 0.43 | 0.60 | 0.44 | 0.61 | 0.58 | 0.64 | 0.66 | 1.00 | 0.59 | 0.56 | 0.62 | 0.54 |
| AVGO | 0.69 | 0.03 | 0.16 | 0.21 | 0.29 | 0.31 | 0.34 | 0.48 | 0.44 | 0.40 | 0.44 | 0.49 | 0.61 | 0.52 | 0.64 | 0.50 | 0.52 | 0.59 | 1.00 | 0.66 | 0.67 | 0.65 |
| ASML | 0.69 | 0.09 | 0.20 | 0.26 | 0.33 | 0.39 | 0.37 | 0.45 | 0.43 | 0.46 | 0.42 | 0.51 | 0.62 | 0.49 | 0.55 | 0.51 | 0.52 | 0.56 | 0.66 | 1.00 | 0.65 | 0.59 |
| NVDA | 0.68 | 0.07 | 0.20 | 0.18 | 0.27 | 0.32 | 0.31 | 0.49 | 0.45 | 0.47 | 0.49 | 0.49 | 0.59 | 0.55 | 0.58 | 0.51 | 0.57 | 0.62 | 0.67 | 0.65 | 1.00 | 0.60 |
| Portfolio | 0.72 | 0.31 | 0.57 | 0.44 | 0.34 | 0.48 | 0.39 | 0.54 | 0.46 | 0.43 | 0.58 | 0.48 | 0.56 | 0.49 | 0.63 | 0.52 | 0.51 | 0.54 | 0.65 | 0.59 | 0.60 | 1.00 |