Asset Allocation
| Position | Category/Sector | Target Weight |
|---|---|---|
VOO Vanguard S&P 500 ETF | S&P 500 | 25% |
DIA State Street SPDR Dow Jones Industrial Average ETF Trust | Large Cap Blend Equities | 12.50% |
QQQ Invesco QQQ ETF | Nasdaq-100 | 12.50% |
BIL SPDR Bloomberg 1-3 Month T-Bill ETF | Government Bonds, Ultrashort Bond | 5% |
IAU iShares Gold Trust | Gold, Precious Metals | 5% |
VXUS Vanguard Total International Stock ETF | Global Equities | 5% |
MSFT Microsoft Corporation | Technology | 3.50% |
AAPL Apple Inc | Technology | 3.50% |
NVDA NVIDIA Corporation | Technology | 3.50% |
GOOGL Alphabet Inc. Class A | Communication Services | 3.50% |
AMZN Amazon.com, Inc | Consumer Cyclical | 3.50% |
META Meta Platforms, Inc. | Communication Services | 3.50% |
BRK-B Berkshire Hathaway Inc. | Financial Services | 3.50% |
LLY Eli Lilly and Company | Healthcare | 3.50% |
WMT Walmart Inc. | Consumer Defensive | 3.50% |
JPM JPMorgan Chase & Co. | Financial Services | 3.50% |
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Performance Chart
The chart shows the growth of an initial investment of $10,000 in 108 rule, 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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Returns By Period
As of Jun 9, 2026, the 108 rule returned 7.18% Year-To-Date and 20.23% of annualized return in the last 10 years.
| Position | 1D | 1M | YTD | 6M | 1Y | 3Y* | 5Y* | 10Y* |
|---|---|---|---|---|---|---|---|---|
Benchmark S&P 500 Index | 0.30% | 0.09% | 8.18% | 8.17% | 23.42% | 19.88% | 11.91% | 13.45% |
Portfolio 108 rule | 0.21% | -0.39% | 7.18% | 7.70% | 26.44% | 25.80% | 17.70% | 20.23% |
| Portfolio components: | ||||||||
AAPL Apple Inc | -1.89% | 2.90% | 11.12% | 8.71% | 48.46% | 19.11% | 19.46% | 29.63% |
AMZN Amazon.com, Inc | -0.33% | -10.07% | 6.24% | 8.08% | 14.82% | 25.71% | 8.37% | 21.19% |
BIL SPDR Bloomberg 1-3 Month T-Bill ETF | 0.01% | 0.29% | 1.54% | 1.78% | 3.88% | 4.62% | 3.42% | 2.19% |
BRK-B Berkshire Hathaway Inc. | -0.23% | 2.32% | -3.11% | -2.06% | -1.32% | 13.25% | 11.03% | 13.14% |
DIA State Street SPDR Dow Jones Industrial Average ETF Trust | -0.15% | 2.63% | 6.40% | 7.17% | 20.62% | 16.36% | 9.98% | 13.18% |
GOOGL Alphabet Inc. Class A | -1.36% | -9.30% | 16.22% | 15.96% | 110.03% | 44.20% | 24.94% | 25.89% |
IAU iShares Gold Trust | 0.20% | -8.43% | 0.26% | 3.08% | 30.27% | 29.88% | 17.71% | 12.71% |
JPM JPMorgan Chase & Co. | -0.40% | 2.98% | -2.52% | -0.35% | 19.35% | 33.18% | 16.72% | 20.32% |
LLY Eli Lilly and Company | 1.57% | 21.37% | 7.29% | 15.58% | 50.32% | 38.07% | 39.75% | 33.71% |
META Meta Platforms, Inc. | -1.28% | -3.98% | -11.24% | -12.06% | -15.84% | 30.58% | 12.31% | 17.60% |
Monthly Returns
Based on dividend-adjusted daily data since May 18, 2012, 108 rule's average daily return is +0.07%, while the average monthly return is +1.52%. At this rate, an investment would double in approximately 3.8 years.
Historically, 69% of months were positive and 31% were negative. The best month was Apr 2020 with a return of +11.9%, while the worst month was Apr 2022 at -9.1%. The longest winning streak lasted 10 consecutive months, and the longest losing streak was 3 months.
On a daily basis, 108 rule closed higher 57% of trading days. The best single day was Apr 9, 2025 with a return of +9.0%, while the worst single day was Mar 16, 2020 at -10.5%.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 1.71% | -0.80% | -5.34% | 9.84% | 4.51% | -2.23% | 7.18% | ||||||
| 2025 | 3.65% | -0.86% | -5.24% | 0.58% | 5.45% | 5.21% | 2.11% | 2.08% | 4.23% | 3.05% | 1.63% | 0.31% | 24.01% |
| 2024 | 2.92% | 6.46% | 3.35% | -3.12% | 5.73% | 4.18% | 0.48% | 3.04% | 1.81% | -0.42% | 4.87% | -1.14% | 31.49% |
| 2023 | 7.80% | -0.94% | 6.87% | 3.02% | 3.65% | 5.59% | 3.68% | -0.56% | -4.17% | -0.74% | 8.24% | 3.94% | 41.96% |
| 2022 | -5.31% | -2.98% | 4.14% | -9.08% | -0.66% | -7.61% | 8.40% | -4.45% | -8.52% | 5.53% | 6.82% | -5.47% | -19.38% |
| 2021 | 0.15% | 1.50% | 2.99% | 5.32% | 1.49% | 3.30% | 2.05% | 3.69% | -5.00% | 6.60% | 0.25% | 2.88% | 27.74% |
Benchmark Metrics
108 rule has an annualized alpha of 6.11%, beta of 0.92, and R2 of 0.96 versus S&P 500 Index. Calculated based on daily prices since May 18, 2012.
- This portfolio captured 109.39% of S&P 500 Index gains but only 81.39% of its losses - a favorable profile for investors.
- This portfolio generated an annualized alpha of 6.11% versus S&P 500 Index - delivering returns beyond what market exposure alone would predict.
- With beta of 0.92 and R2 of 0.96, 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
- 6.11%
- Beta
- 0.92
- R²
- 0.96
- Upside Capture
- 109.39%
- Downside Capture
- 81.39%
Expense Ratio
108 rule has an expense ratio of 0.07%, which is considered low. 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
108 rule ranks 57 for risk / return — on par with similar Portfolios. You're getting a typical balance of risk and reward. Not a standout, but not a red flag either — a reasonable choice if other factors align with your goals.
Return / Risk — by metrics
The table below presents risk-adjusted performance metrics for 108 rule and compares them with S&P 500 Index.
| Portfolio | Benchmark | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | 2.29 | 1.94 | +0.35 |
| Sortino ratioReturn per unit of downside risk | 3.17 | 2.63 | +0.55 |
| Omega ratioGain probability vs. loss probability | 1.41 | 1.35 | +0.06 |
| Calmar ratioReturn relative to maximum drawdown | 2.70 | 2.59 | +0.11 |
| Martin ratioReturn relative to average drawdown | 12.50 | 11.84 | +0.66 |
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.
| Position | Risk / Return Rank | Sharpe ratio | Sortino ratio | Omega ratio | Calmar ratio | Martin ratio |
|---|---|---|---|---|---|---|
AAPL Apple Inc | 88 | 2.18 | 3.09 | 1.39 | 3.53 | 8.89 |
AMZN Amazon.com, Inc | 56 | 0.49 | 0.89 | 1.11 | 0.68 | 1.64 |
BIL SPDR Bloomberg 1-3 Month T-Bill ETF | 100 | 19.64 | 174.66 | 88.16 | 356.40 | 2,826.06 |
BRK-B Berkshire Hathaway Inc. | 35 | -0.09 | -0.03 | 1.00 | -0.14 | -0.30 |
DIA State Street SPDR Dow Jones Industrial Average ETF Trust | 53 | 1.69 | 2.48 | 1.30 | 2.12 | 8.20 |
GOOGL Alphabet Inc. Class A | 96 | 3.78 | 5.10 | 1.61 | 5.43 | 19.79 |
IAU iShares Gold Trust | 33 | 1.14 | 1.52 | 1.23 | 1.52 | 3.80 |
JPM JPMorgan Chase & Co. | 66 | 0.90 | 1.30 | 1.17 | 1.26 | 2.98 |
LLY Eli Lilly and Company | 77 | 1.33 | 1.90 | 1.26 | 2.14 | 5.32 |
META Meta Platforms, Inc. | 23 | -0.45 | -0.44 | 0.94 | -0.48 | -1.01 |
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Dividends
Dividend yield
108 rule provided a 1.00% dividend yield over the last twelve months.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Portfolio | 1.00% | 1.05% | 1.19% | 1.28% | 1.25% | 0.94% | 1.08% | 1.35% | 1.52% | 1.32% | 1.51% | 1.56% |
| Portfolio components: | ||||||||||||
AAPL Apple Inc | 0.35% | 0.38% | 0.40% | 0.49% | 0.70% | 0.49% | 0.61% | 1.04% | 1.79% | 1.45% | 1.93% | 1.93% |
AMZN Amazon.com, 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% |
BIL SPDR Bloomberg 1-3 Month T-Bill ETF | 3.86% | 4.13% | 5.03% | 4.92% | 1.35% | 0.00% | 0.30% | 2.05% | 1.66% | 0.68% | 0.07% | 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% |
DIA State Street SPDR Dow Jones Industrial Average ETF Trust | 1.38% | 1.43% | 1.61% | 1.81% | 1.91% | 1.58% | 1.87% | 1.85% | 2.24% | 1.97% | 2.26% | 2.33% |
GOOGL Alphabet Inc. Class A | 0.29% | 0.27% | 0.32% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
IAU iShares Gold Trust | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
JPM JPMorgan Chase & Co. | 1.90% | 1.72% | 1.92% | 2.38% | 2.98% | 2.34% | 2.83% | 2.37% | 2.54% | 1.91% | 2.13% | 2.54% |
LLY Eli Lilly and Company | 0.56% | 0.56% | 0.67% | 0.78% | 1.07% | 1.23% | 1.75% | 1.96% | 1.94% | 2.46% | 2.77% | 2.37% |
META Meta Platforms, Inc. | 0.36% | 0.32% | 0.34% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
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 108 rule. 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 108 rule was 27.35%, occurring on Mar 23, 2020. Recovery took 72 trading sessions.
The current 108 rule drawdown is 2.23%.
Related event | Drawdown | Fall | Recovery | Underwater |
|---|---|---|---|---|
COVID crash2020 | -27.35%Mar 2020 | 1mo 2d | 3mo 15d | 4mo 17dFeb 2020 - Jul 2020 |
Bear market2022 | -25.26%Oct 2022 | 9mo 18d | 8mo 3d | 1y 5moDec 2021 - Jun 2023 |
Rate-hike selloffLate 2018 | -18.29%Dec 2018 | 2mo 21d | 3mo 12d | 6mo 3dOct 2018 - Apr 2019 |
2025 selloff2025 | -17.22%Apr 2025 | 1mo 17d | 2mo 17d | 4mo 4dFeb 2025 - Jun 2025 |
2016 correction2016 | -11.10%Feb 2016 | 2mo 6d | 2mo 2d | 4mo 8dDec 2015 - Apr 2016 |
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 16 assets, with an effective number of assets of 8.81, reflecting the diversification based on asset allocation. Your allocation shows noticeable concentration: a few holdings carry significantly more weight than the rest. Rebalancing toward more even weights — or adding less correlated assets — could reduce risk.
Diversification Ratio
1Y | 3Y | 5Y | 10Y | All Time | |
|---|---|---|---|---|---|
Diversification Ratio | 1.59 | 1.39 | 1.31 | 1.27 | 1.30 |
The portfolio has a diversification ratio of 1.30, in line with the typical range across portfolios. There's room to improve by adding less correlated assets.
108 rule correlation to the S&P 500 Index
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.97 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.97 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.97 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.97 |
Correlation (All Time) Calculated using the full available price history since May 18, 2012 | 0.96 |
Benchmark Correlations
Correlation vs. S&P 500 Index. VOO has the highest benchmark correlation at 1.00, while BIL has the lowest at 0.01.
Asset Correlations Table
Find what 108 rule is missing
See which holdings overlap, where 108 rule is concentrated, and which low-correlation assets could fill the gaps.
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