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GDL vs. IAU
Performance
Return for Risk
Drawdowns
Volatility
Dividends

Performance

GDL vs. IAU - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in The GDL Fund (GDL) and iShares Gold Trust (IAU). The values are adjusted to include any dividend payments, if applicable.

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Returns By Period

In the year-to-date period, GDL achieves a 2.66% return, which is significantly higher than IAU's -4.73% return. Over the past 10 years, GDL has underperformed IAU with an annualized return of 3.99%, while IAU has yielded a comparatively higher 11.76% annualized return.


GDL

1D
0.00%
1M
1.32%
YTD
2.66%
6M
2.78%
1Y
7.24%
3Y*
9.07%
5Y*
4.54%
10Y*
3.99%

IAU

1D
-1.87%
1M
-8.82%
YTD
-4.73%
6M
-8.68%
1Y
21.45%
3Y*
28.61%
5Y*
18.02%
10Y*
11.76%
*Multi-year figures are annualized to reflect compound growth (CAGR)

GDL vs. IAU - Yearly Performance Comparison


2026 (YTD)202520242023202220212020201920182017
GDL
The GDL Fund
2.66%11.83%5.94%9.02%-6.88%8.04%-0.99%5.87%-1.60%4.74%
IAU
iShares Gold Trust
-4.73%63.95%26.85%12.84%-0.63%-4.00%25.03%17.98%-1.76%12.91%

Correlation

The correlation between GDL and IAU is 0.16, which is low. Their price movements are largely independent, making them effective diversification partners.


Correlation
Correlation (1Y)
Calculated over the trailing 1-year period

0.16

Correlation (3Y)
Calculated over the trailing 3-year period

0.12

Correlation (5Y)
Calculated over the trailing 5-year period

0.09

Correlation (10Y)
Calculated over the trailing 10-year period

0.06

Correlation (All Time)
Calculated using the full available price history since Apr 23, 2007

0.06

The correlation between GDL and IAU shifts across timeframes, from 0.06 (all time) to 0.16 (1 year), reflecting how their relationship changes across market environments.

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Return for Risk

GDL vs. IAU — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

GDL
GDL Risk / Return Rank: 2323
Overall Rank
GDL Sharpe Ratio Rank: 1515
Sharpe Ratio Rank
GDL Sortino Ratio Rank: 1414
Sortino Ratio Rank
GDL Omega Ratio Rank: 1313
Omega Ratio Rank
GDL Calmar Ratio Rank: 4040
Calmar Ratio Rank
GDL Martin Ratio Rank: 3434
Martin Ratio Rank

IAU
IAU Risk / Return Rank: 2222
Overall Rank
IAU Sharpe Ratio Rank: 2323
Sharpe Ratio Rank
IAU Sortino Ratio Rank: 2121
Sortino Ratio Rank
IAU Omega Ratio Rank: 2424
Omega Ratio Rank
IAU Calmar Ratio Rank: 2020
Calmar Ratio Rank
IAU Martin Ratio Rank: 2020
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.

GDL vs. IAU - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for The GDL Fund (GDL) and iShares Gold Trust (IAU). 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.


GDLIAUDifference
Sharpe ratioReturn per unit of total volatility

+0.23

Sortino ratioReturn per unit of downside risk

+0.31

Omega ratioGain probability vs. loss probability

1.18

1.17

+0.01

Calmar ratioReturn relative to maximum drawdown

2.27

0.88

+1.38

Martin ratioReturn relative to average drawdown

7.09

2.37

+4.72

GDL vs. IAU - Sharpe Ratio Comparison

The current GDL Sharpe Ratio is 1.02, which is comparable to the IAU Sharpe Ratio of 0.79. The chart below compares the historical Sharpe Ratios of GDL and IAU, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.


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Drawdowns

GDL vs. IAU - Drawdown Comparison

The maximum GDL drawdown since its inception was -38.74%, smaller than the maximum IAU drawdown of -45.14%. Use the drawdown chart below to compare losses from any high point for GDL and IAU.


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Drawdown Indicators


GDLIAUDifference

Max Drawdown

Largest peak-to-trough decline

-38.74%

-45.14%

+6.40%

Max Drawdown (1Y)

Largest decline over 1 year

-3.21%

-24.40%

+21.19%

Max Drawdown (3Y)

Largest decline over 3 years

-6.00%

-24.40%

+18.40%

Max Drawdown (5Y)

Largest decline over 5 years

-9.48%

-24.40%

+14.92%

Max Drawdown (10Y)

Largest decline over 10 years

-38.74%

-24.40%

-14.34%

Current Drawdown

Current decline from peak

0.00%

-23.87%

+23.87%

Average Drawdown

Average peak-to-trough decline

-4.91%

-15.97%

+11.06%

Ulcer Index

Depth and duration of drawdowns from previous peaks

1.02%

9.07%

-8.05%

Volatility

GDL vs. IAU - Volatility Comparison

The current volatility for The GDL Fund (GDL) is 1.41%, while iShares Gold Trust (IAU) has a volatility of 8.10%. This indicates that GDL experiences smaller price fluctuations and is considered to be less risky than IAU based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


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Volatility by Period


GDLIAUDifference

Volatility (1M)

Calculated over the trailing 1-month period

1.41%

8.10%

-6.69%

Volatility (6M)

Calculated over the trailing 6-month period

4.98%

24.23%

-19.25%

Volatility (1Y)

Calculated over the trailing 1-year period

7.15%

27.38%

-20.23%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

8.62%

18.18%

-9.56%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

12.97%

15.98%

-3.01%

GDL vs. IAU - Expense Ratio Comparison

GDL has a 0.03% expense ratio, which is lower than IAU's 0.25% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.


Dividends

GDL vs. IAU - Dividend Comparison

GDL's dividend yield for the trailing twelve months is around 5.68%, while IAU has not paid dividends to shareholders.


PositionTTM20252024202320222021202020192018201720162015
GDL
The GDL Fund
5.68%5.67%5.99%5.97%6.12%5.38%5.28%4.30%4.36%5.96%6.50%6.39%
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%

Frequently Asked Questions


GDL and IAU have a correlation of 0.16, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

IAU has higher volatility (8.10%) compared to GDL (1.41%). In terms of maximum drawdown, GDL dropped -38.74% vs IAU's -45.14%.

GDL currently has the higher Sharpe Ratio (1.02 vs 0.79), 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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