TDEC vs. GSG
TDEC (FT Vest Emerging Markets Buffer ETF - December) and GSG (iShares S&P GSCI Commodity-Indexed Trust) are both exchange-traded funds - TDEC is a Defined Outcome fund tracking the MSCI Emerging Markets, while GSG is a Commodities fund tracking the S&P GSCI Total Return Index. Both are passively managed. Over the past year, TDEC returned 24.15% vs 51.52% for GSG. At a correlation of -0.05, they often move in opposite directions. TDEC charges 0.95%/yr vs 0.75%/yr for GSG.
Performance
TDEC vs. GSG - Performance Comparison
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Returns By Period
In the year-to-date period, TDEC achieves a 9.14% return, which is significantly lower than GSG's 42.58% return.
TDEC
- 1D
- -0.33%
- 1M
- 1.54%
- YTD
- 9.14%
- 6M
- 11.08%
- 1Y
- 24.15%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
GSG
- 1D
- 0.77%
- 1M
- -4.83%
- YTD
- 42.58%
- 6M
- 41.06%
- 1Y
- 51.52%
- 3Y*
- 19.31%
- 5Y*
- 15.74%
- 10Y*
- 7.69%
TDEC vs. GSG - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | |
|---|---|---|---|
TDEC FT Vest Emerging Markets Buffer ETF - December | 9.14% | 21.39% | -0.70% |
GSG iShares S&P GSCI Commodity-Indexed Trust | 42.58% | 5.93% | 2.30% |
Correlation
The correlation between TDEC and GSG is -0.21, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | -0.21 |
Correlation (All Time) Calculated using the full available price history since Dec 24, 2024 | -0.05 |
The correlation between TDEC and GSG shifts across timeframes, from -0.21 (1 year) to -0.05 (all time), reflecting how their relationship changes across market environments.
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Return for Risk
TDEC vs. GSG — Risk / Return Rank
TDEC
GSG
TDEC vs. GSG - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for FT Vest Emerging Markets Buffer ETF - December (TDEC) and iShares S&P GSCI Commodity-Indexed Trust (GSG). 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.
| TDEC | GSG | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.15 | ||
| Sortino ratioReturn per unit of downside risk | +0.46 | ||
| Omega ratioGain probability vs. loss probability | 1.54 | 1.40 | +0.13 |
| Calmar ratioReturn relative to maximum drawdown | 2.97 | 5.47 | -2.50 |
| Martin ratioReturn relative to average drawdown | 13.07 | 14.39 | -1.32 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| TDEC | GSG | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 2.41 | 2.26 | +0.15 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | — | 0.70 | — |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | — | 0.35 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 1.81 | -0.09 | +1.89 |
Drawdowns
TDEC vs. GSG - Drawdown Comparison
The maximum TDEC drawdown since its inception was -10.30%, smaller than the maximum GSG drawdown of -89.62%. Use the drawdown chart below to compare losses from any high point for TDEC and GSG.
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Drawdown Indicators
| TDEC | GSG | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -10.30% | -89.62% | +79.32% |
Max Drawdown (1Y)Largest decline over 1 year | -8.16% | -9.46% | +1.30% |
Max Drawdown (3Y)Largest decline over 3 years | — | -14.94% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -29.12% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -57.64% | — |
Current DrawdownCurrent decline from peak | -0.33% | -56.95% | +56.62% |
Average DrawdownAverage peak-to-trough decline | -1.04% | -63.71% | +62.67% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.85% | 3.59% | -1.74% |
Volatility
TDEC vs. GSG - Volatility Comparison
The current volatility for FT Vest Emerging Markets Buffer ETF - December (TDEC) is 2.81%, while iShares S&P GSCI Commodity-Indexed Trust (GSG) has a volatility of 7.65%. This indicates that TDEC experiences smaller price fluctuations and is considered to be less risky than GSG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| TDEC | GSG | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 2.81% | 7.65% | -4.84% |
Volatility (6M)Calculated over the trailing 6-month period | 9.02% | 20.42% | -11.40% |
Volatility (1Y)Calculated over the trailing 1-year period | 10.09% | 22.95% | -12.86% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 11.75% | 22.61% | -10.86% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 11.75% | 22.03% | -10.28% |
TDEC vs. GSG - Expense Ratio Comparison
TDEC has a 0.95% expense ratio, which is higher than GSG's 0.75% expense ratio.
Dividends
TDEC vs. GSG - Dividend Comparison
Neither TDEC nor GSG has paid dividends to shareholders.
Frequently Asked Questions
TDEC and GSG have a correlation of -0.21, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
GSG has higher volatility (7.65%) compared to TDEC (2.81%). In terms of maximum drawdown, TDEC dropped -10.30% vs GSG's -89.62%.
On 1-year performance, GSG leads with 51.52% vs 24.15% for TDEC. On fees, GSG is cheaper at 0.75% per year. On volatility, TDEC has been the lower-risk option at 2.81%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, GSG has performed better with a 51.52% return vs 24.15%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
GSG is cheaper with a 0.75% expense ratio, compared with 0.95% for TDEC.
TDEC and GSG have nearly identical dividend yields, around 0.00%.
TDEC is categorized as Defined Outcome, while GSG is Commodities. TDEC tracks MSCI Emerging Markets, while GSG tracks S&P GSCI Total Return Index. They also come from different issuers: FT Vest and iShares. Their fees differ too: 0.95% for TDEC and 0.75% for GSG.
TDEC currently has the higher Sharpe Ratio (2.41 vs 2.26), 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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