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Main
Performance
Return for Risk
Dividends
Drawdowns
Volatility
Diversification

Asset Allocation


S&P 500 Index

Performance

Performance Chart

The chart shows the growth of an initial investment of $10,000 in Main, 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


1D1MYTD6M1Y3Y*5Y*10Y*
Benchmark
S&P 500 Index
-0.11%2.78%-0.42%4.03%27.10%18.38%10.55%12.70%
Portfolio
Main
1.16%5.72%5.78%20.32%96.45%63.30%41.10%
AMD
Advanced Micro Devices, Inc.
3.55%23.92%14.42%14.03%162.36%37.61%24.25%56.33%
LLY
Eli Lilly and Company
-1.65%-3.87%-12.44%13.07%29.22%38.18%39.87%31.00%
BRK-B
Berkshire Hathaway Inc.
-1.09%-2.44%-4.53%-1.89%-8.44%15.22%12.53%12.92%
NVDA
NVIDIA Corporation
2.57%3.00%1.15%3.00%70.08%90.83%67.37%71.10%
AVGO
Broadcom Inc.
4.69%10.82%7.58%14.91%105.87%83.91%53.30%40.88%
GOOG
Alphabet Inc
-0.21%4.13%0.68%33.12%98.75%44.22%22.73%23.96%
MU
Micron Technology, Inc.
-0.22%3.80%47.43%131.79%506.18%88.54%35.25%45.46%
AMZN
Amazon.com, Inc
2.02%13.77%3.28%10.17%28.94%33.62%7.17%22.97%
PLTR
Palantir Technologies Inc.
-1.86%-16.57%-27.95%-27.01%44.62%145.93%39.73%
TSM
Taiwan Semiconductor Manufacturing Company Limited
1.40%10.38%22.30%32.76%138.79%63.11%26.80%33.96%
*Multi-year figures are annualized to reflect compound growth (CAGR)

Monthly Returns

Based on dividend-adjusted daily data since Oct 1, 2020, Main's average daily return is +0.16%, while the average monthly return is +3.33%. At this rate, an investment would double in approximately 1.8 years.

Historically, 73% of months were positive and 27% were negative. The best month was Nov 2020 with a return of +20.9%, while the worst month was Apr 2022 at -14.6%. The longest winning streak lasted 10 consecutive months, and the longest losing streak was 2 months.

On a daily basis, Main closed higher 55% of trading days. The best single day was Apr 9, 2025 with a return of +13.6%, while the worst single day was Apr 4, 2025 at -7.0%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20265.04%-2.75%-6.11%10.29%5.78%
20250.98%-1.38%-6.37%3.79%9.14%13.13%6.44%0.37%8.93%18.12%1.81%0.19%67.52%
20248.28%14.83%5.09%-3.51%8.24%7.62%-4.73%4.25%2.88%-1.08%3.23%2.21%56.62%
202311.99%0.34%12.20%1.62%19.74%4.66%5.12%3.56%-4.92%-1.87%11.80%8.65%98.11%
2022-10.43%1.99%3.76%-14.59%4.77%-12.26%12.76%-9.30%-10.72%5.64%12.89%-8.27%-25.66%
20215.97%2.07%-2.10%3.72%2.85%9.44%1.48%5.20%-6.48%9.92%9.51%1.98%51.51%

Benchmark Metrics

Main has an annualized alpha of 22.78%, beta of 1.40, and R² of 0.74 versus S&P 500 Index. Calculated based on daily prices since October 01, 2020.

  • This portfolio captured 213.40% of S&P 500 Index gains but only 92.63% of its losses — a favorable profile for investors.
  • This portfolio generated an annualized alpha of 22.78% versus S&P 500 Index — delivering returns beyond what market exposure alone would predict.

Alpha
22.78%
Beta
1.40
0.74
Upside Capture
213.40%
Downside Capture
92.63%

Expense Ratio

Main 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.


The portfolio doesn't include any funds that charge management fees.

Return for Risk

Risk / Return Rank

Main 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.


Main Risk / Return Rank: 9494
Overall Rank
Main Sharpe Ratio Rank: 9696
Sharpe Ratio Rank
Main Sortino Ratio Rank: 9292
Sortino Ratio Rank
Main Omega Ratio Rank: 9090
Omega Ratio Rank
Main Calmar Ratio Rank: 9595
Calmar Ratio Rank
Main Martin Ratio Rank: 9797
Martin Ratio Rank
The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

Return / Risk — by metrics


PortfolioBenchmarkDifference

Sharpe ratio

Return per unit of total volatility

4.15

2.23

+1.92

Sortino ratio

Return per unit of downside risk

4.84

3.12

+1.72

Omega ratio

Gain probability vs. loss probability

1.65

1.42

+0.23

Calmar ratio

Return relative to maximum drawdown

8.36

4.05

+4.31

Martin ratio

Return relative to average drawdown

35.64

17.91

+17.73


How much return does each position deliver for the risk it carries? Higher values mean better reward for the risk taken.

Risk / Return RankSharpe ratioSortino ratioOmega ratioCalmar ratioMartin ratio
AMD
Advanced Micro Devices, Inc.
903.063.421.467.6815.90
LLY
Eli Lilly and Company
510.761.261.181.002.43
BRK-B
Berkshire Hathaway Inc.
20-0.44-0.490.94-0.17-0.29
NVDA
NVIDIA Corporation
812.192.751.344.7511.78
AVGO
Broadcom Inc.
862.763.361.434.8911.77
GOOG
Alphabet Inc
933.754.651.595.6020.65
MU
Micron Technology, Inc.
998.765.831.7517.9470.39
AMZN
Amazon.com, Inc
601.011.591.201.834.36
PLTR
Palantir Technologies Inc.
570.841.361.181.724.03
TSM
Taiwan Semiconductor Manufacturing Company Limited
964.284.651.589.1133.37

Sharpe Ratio

The Sharpe ratio helps investors understand how much return they're getting for the level of risk taken. A higher Sharpe ratio indicates better risk-adjusted performance, meaning more reward for each unit of risk.

Main Sharpe ratios as of Apr 11, 2026 (values are recalculated daily):

  • 1-Year: 4.15
  • 5-Year: 1.49
  • All Time: 1.62

These values reflect how efficiently the investment has delivered returns relative to its volatility over different time periods. All figures are annualized and based on daily total returns (including price changes and dividends).

Compared to the broad market, where average Sharpe ratios range from 2.14 to 3.05, this portfolio's current Sharpe ratio is in the top 25%. This signifies superior risk-adjusted performance, meaning the portfolio is delivering strong returns for the level of risk taken compared to most others.

The chart below shows the rolling Sharpe ratio of Main compared to the selected benchmark. This view highlights how the investment's risk-adjusted performance has changed over time.


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Dividends

Dividend yield

Main provided a 0.32% dividend yield over the last twelve months.


TTM20252024202320222021202020192018201720162015
Portfolio0.32%0.32%0.43%0.51%0.77%0.61%0.76%0.93%0.92%0.78%0.81%0.78%
AMD
Advanced Micro Devices, 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%
LLY
Eli Lilly and Company
0.66%0.56%0.67%0.78%1.07%1.23%1.75%1.96%1.94%2.46%2.77%2.37%
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%
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.
0.67%0.70%0.94%1.71%3.02%2.24%3.05%3.54%3.11%1.87%1.43%1.13%
GOOG
Alphabet Inc
0.27%0.26%0.32%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%
MU
Micron Technology, Inc.
0.12%0.16%0.55%0.54%0.89%0.21%0.00%0.00%0.00%0.00%0.00%0.00%
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%
PLTR
Palantir Technologies 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%
TSM
Taiwan Semiconductor Manufacturing Company Limited
0.90%1.00%1.18%1.78%2.49%1.57%1.56%3.46%3.64%2.32%2.61%2.54%

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 Main. 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 Main was 35.31%, occurring on Oct 14, 2022. Recovery took 147 trading sessions.

The current Main drawdown is 1.17%.


Depth

Start

To Bottom

Bottom

To Recover

End

Total

-35.31%Dec 28, 2021202Oct 14, 2022147May 17, 2023349
-23.45%Feb 19, 202535Apr 8, 202537Jun 2, 202572
-19.25%Jul 11, 202420Aug 7, 202446Oct 11, 202466
-14.04%Jan 29, 202642Mar 30, 2026
-10.52%Mar 8, 202430Apr 19, 202418May 15, 202448

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 12 assets, with an effective number of assets of 9.42, 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

The table below displays the correlation coefficients between the individual components of the portfolio, the entire portfolio, and the chosen benchmark.

BenchmarkAMGNLLYBRK-BSTRLPLTRGOOGAMZNMUTSMAMDAVGONVDAPortfolio
Benchmark1.000.370.340.550.510.530.690.680.600.620.620.690.680.83
AMGN0.371.000.370.330.160.080.190.150.140.120.120.140.100.24
LLY0.340.371.000.250.160.110.210.190.140.160.160.210.190.39
BRK-B0.550.330.251.000.290.160.300.250.210.180.180.210.180.33
STRL0.510.160.160.291.000.330.280.290.400.410.370.410.370.50
PLTR0.530.080.110.160.331.000.380.480.360.410.460.440.490.59
GOOG0.690.190.210.300.280.381.000.640.440.460.500.500.510.64
AMZN0.680.150.190.250.290.480.641.000.440.470.520.520.570.65
MU0.600.140.140.210.400.360.440.441.000.630.570.610.590.73
TSM0.620.120.160.180.410.410.460.470.631.000.620.660.660.74
AMD0.620.120.160.180.370.460.500.520.570.621.000.600.700.82
AVGO0.690.140.210.210.410.440.500.520.610.660.601.000.670.78
NVDA0.680.100.190.180.370.490.510.570.590.660.700.671.000.83
Portfolio0.830.240.390.330.500.590.640.650.730.740.820.780.831.00
The correlation results are calculated based on daily price changes starting from Oct 1, 2020