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Roger Gibson Talmud Portfolio
Performance
Return for Risk
Dividends
Drawdowns
Volatility
Diversification

Asset Allocation


BND 33.34%VTI 33.33%VNQ 33.33%BondBondEquityEquityReal EstateReal Estate

S&P 500 Index

Performance

Performance Chart

The chart shows the growth of an initial investment of $10,000 in Roger Gibson Talmud Portfolio, 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 Apr 10, 2007, corresponding to the inception date of BND

Returns By Period

As of Apr 11, 2026, the Roger Gibson Talmud Portfolio returned 2.34% Year-To-Date and 7.28% of annualized return in the last 10 years.


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
Roger Gibson Talmud Portfolio
-0.02%1.88%2.34%4.44%17.04%10.57%5.19%7.28%
VNQ
Vanguard Real Estate ETF
0.22%1.97%6.20%7.60%15.60%8.09%3.71%5.16%
VTI
Vanguard Total Stock Market ETF
-0.12%3.06%0.25%4.74%29.52%19.61%10.91%14.16%
BND
Vanguard Total Bond Market ETF
-0.15%0.46%0.39%0.77%6.32%3.55%0.28%1.69%
*Multi-year figures are annualized to reflect compound growth (CAGR)

Monthly Returns

Based on dividend-adjusted daily data since Apr 11, 2007, Roger Gibson Talmud Portfolio's average daily return is +0.03%, while the average monthly return is +0.61%. At this rate, an investment would double in approximately 9.5 years.

Historically, 66% of months were positive and 34% were negative. The best month was Apr 2009 with a return of +14.4%, while the worst month was Oct 2008 at -17.8%. The longest winning streak lasted 9 consecutive months, and the longest losing streak was 4 months.

On a daily basis, Roger Gibson Talmud Portfolio closed higher 54% of trading days. The best single day was Oct 13, 2008 with a return of +7.6%, while the worst single day was Mar 16, 2020 at -8.8%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20261.47%2.16%-4.35%3.22%2.34%
20251.76%1.32%-2.79%-0.93%2.23%2.51%0.70%2.33%1.53%0.12%1.08%-0.85%9.25%
2024-1.36%1.98%2.06%-4.91%3.64%1.96%4.08%2.99%2.22%-2.19%4.03%-4.35%10.03%
20236.88%-3.68%1.07%0.66%-1.57%4.05%1.86%-2.00%-4.84%-2.60%8.65%6.17%14.50%
2022-5.52%-2.34%2.12%-5.72%-1.38%-5.70%6.77%-4.20%-8.76%3.47%5.02%-3.99%-19.56%
2021-0.39%1.69%2.59%4.58%0.48%2.04%2.44%1.61%-3.76%4.61%-1.14%4.43%20.56%

Benchmark Metrics

Roger Gibson Talmud Portfolio has an annualized alpha of 0.79%, beta of 0.68, and R² of 0.81 versus S&P 500 Index. Calculated based on daily prices since April 11, 2007.

  • This portfolio participated in 74.35% of S&P 500 Index downside but only 69.06% of its upside — more exposed to losses than it benefited from rallies.
  • Beta of 0.68 indicates this portfolio moves significantly less than S&P 500 Index — a genuinely defensive profile with reduced participation in both market rallies and downturns.

Alpha
0.79%
Beta
0.68
0.81
Upside Capture
69.06%
Downside Capture
74.35%

Expense Ratio

Roger Gibson Talmud Portfolio has an expense ratio of 0.06%, 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

Roger Gibson Talmud Portfolio ranks 42 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.


Roger Gibson Talmud Portfolio Risk / Return Rank: 4242
Overall Rank
Roger Gibson Talmud Portfolio Sharpe Ratio Rank: 4242
Sharpe Ratio Rank
Roger Gibson Talmud Portfolio Sortino Ratio Rank: 4646
Sortino Ratio Rank
Roger Gibson Talmud Portfolio Omega Ratio Rank: 4343
Omega Ratio Rank
Roger Gibson Talmud Portfolio Calmar Ratio Rank: 3838
Calmar Ratio Rank
Roger Gibson Talmud Portfolio Martin Ratio Rank: 4242
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

2.17

2.23

-0.06

Sortino ratio

Return per unit of downside risk

3.06

3.12

-0.06

Omega ratio

Gain probability vs. loss probability

1.40

1.42

-0.01

Calmar ratio

Return relative to maximum drawdown

3.55

4.05

-0.50

Martin ratio

Return relative to average drawdown

14.66

17.91

-3.25


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
VNQ
Vanguard Real Estate ETF
281.261.771.232.548.05
VTI
Vanguard Total Stock Market ETF
662.363.281.444.3819.06
BND
Vanguard Total Bond Market ETF
311.582.361.282.297.38

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.

Roger Gibson Talmud Portfolio Sharpe ratios as of Apr 11, 2026 (values are recalculated daily):

  • 1-Year: 2.17
  • 5-Year: 0.44
  • 10-Year: 0.58
  • All Time: 0.45

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 falls between the 25th and 75th percentiles. This indicates that its risk-adjusted performance is in line with the majority of portfolios, suggesting a balanced approach to risk and return—likely suitable for a wide range of investors.

The chart below shows the rolling Sharpe ratio of Roger Gibson Talmud Portfolio 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

Roger Gibson Talmud Portfolio provided a 2.93% dividend yield over the last twelve months.


TTM20252024202320222021202020192018201720162015
Portfolio2.93%2.97%2.93%2.83%2.73%1.96%2.58%2.63%3.20%2.83%3.08%2.82%
VNQ
Vanguard Real Estate ETF
3.75%3.92%3.85%3.95%3.91%2.56%3.93%3.39%4.74%4.23%4.82%3.92%
VTI
Vanguard Total Stock Market ETF
1.13%1.12%1.27%1.44%1.66%1.21%1.42%1.78%2.04%1.71%1.92%1.98%
BND
Vanguard Total Bond Market ETF
3.92%3.86%3.67%3.09%2.60%2.12%2.38%2.72%2.81%2.54%2.51%2.57%

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 Roger Gibson Talmud Portfolio. 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 Roger Gibson Talmud Portfolio was 44.88%, occurring on Mar 6, 2009. Recovery took 402 trading sessions.

The current Roger Gibson Talmud Portfolio drawdown is 1.31%.


Depth

Start

To Bottom

Bottom

To Recover

End

Total

-44.88%Oct 8, 2007356Mar 6, 2009402Oct 8, 2010758
-26.6%Feb 21, 202022Mar 23, 2020163Nov 11, 2020185
-24.61%Dec 31, 2021199Oct 14, 2022462Aug 19, 2024661
-13.3%Jul 25, 201150Oct 3, 201176Jan 23, 2012126
-11.86%Dec 2, 202487Apr 8, 202559Jul 3, 2025146

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 3 assets, with an effective number of assets of 3.00, reflecting the diversification based on asset allocation. This number of effective assets suggests a highly concentrated portfolio, where a few assets dominate the allocation, potentially increasing the portfolio's risk due to lack of diversification.

Asset Correlations Table

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

BenchmarkBNDVNQVTIPortfolio
Benchmark1.00-0.140.660.990.85
BND-0.141.000.04-0.140.07
VNQ0.660.041.000.670.94
VTI0.99-0.140.671.000.86
Portfolio0.850.070.940.861.00
The correlation results are calculated based on daily price changes starting from Apr 11, 2007

AI Insight on Diversification


The portfolio is moderately diversified but leans toward concentration in certain assets. The correlation matrix reveals that VNQ (a real estate investment trust index) and VTI (a broad U.S. stock market index) have a relatively high correlation of 0.67, indicating these equity positions move somewhat in tandem, which reduces diversification benefits between these two holdings. In contrast, BND (a bond index) shows very low or slightly negative correlations with the equity positions: 0.04 with VNQ and -0.14 with VTI, which enhances diversification by providing a different risk-return profile.

Looking at the portfolio’s correlation with individual positions, it is highly correlated with VNQ (0.94) and VTI (0.86), but only weakly correlated with BND (0.07). This suggests that the portfolio’s performance is largely driven by the equity components, particularly VNQ, which has the highest correlation with the portfolio. The dominance of VNQ and VTI in the portfolio implies that fixed income exposure through BND has a limited influence on overall portfolio behavior.

Overall, while the inclusion of BND adds some diversification benefits due to its low correlation with equities, the strong correlations between the portfolio and its equity holdings, especially VNQ, indicate a concentration risk in equity sectors, particularly real estate. The portfolio is not fully diversified across asset classes, as it is heavily influenced by equity market movements, making it more susceptible to equity market volatility.

Last updated Apr 11, 2026
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