IAU vs. FNDX

Last updated Jun 13, 2026

IAU (iShares Gold Trust) and FNDX (Schwab Fundamental U.S. Large Company Index ETF) are both exchange-traded funds - IAU is a Gold fund tracking the LBMA Gold Price, while FNDX is a Large Cap Value Equities fund tracking the RAFI Fundamental High Liquidity US Large Index. Both are passively managed. Over the past 10 years, IAU returned 12.31%/yr vs 14.45%/yr for FNDX. At a 0.02 correlation, their price movements are largely independent. Both charge a 0.25% expense ratio.

Performance

IAU vs. FNDX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares Gold Trust (IAU) and Schwab Fundamental U.S. Large Company Index ETF (FNDX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IAU achieves a -2.44% return, which is significantly lower than FNDX's 15.49% return. Over the past 10 years, IAU has underperformed FNDX with an annualized return of 12.31%, while FNDX has yielded a comparatively higher 14.45% annualized return.

IAU

• 1D: 0.08%
• 1M: -10.21%
• YTD: -2.44%
• 6M: -2.22%
• 1Y: 23.95%
• 3Y*: 29.07%
• 5Y*: 17.23%
• 10Y*: 12.31%

FNDX

• 1D: 0.90%
• 1M: 2.66%
• YTD: 15.49%
• 6M: 14.86%
• 1Y: 31.57%
• 3Y*: 20.28%
• 5Y*: 13.11%
• 10Y*: 14.45%

*Multi-year figures are annualized to reflect compound growth (CAGR)

IAU vs. FNDX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
IAU iShares Gold Trust	-2.44%	63.95%	26.85%	12.84%	-0.63%	-4.00%	25.03%	17.98%	-1.76%	12.91%
FNDX Schwab Fundamental U.S. Large Company Index ETF	15.49%	16.94%	16.77%	18.23%	-6.92%	31.73%	9.12%	28.65%	-7.30%	17.12%

Correlation

The correlation between IAU and FNDX is 0.22, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.22
Correlation (3Y) Calculated over the trailing 3-year period	0.17
Correlation (5Y) Calculated over the trailing 5-year period	0.15
Correlation (10Y) Calculated over the trailing 10-year period	0.06
Correlation (All Time) Calculated using the full available price history since Aug 15, 2013	0.02

Over the past year, IAU and FNDX have become more correlated (0.22) than their long-term average of 0.02, meaning their price movements have been converging.

IAU vs. FNDX - Sectors Allocation Comparison

Sectors	IAU	FNDX
Real Estate	100.0%	1.8%
Basic Materials	-	3.7%
Communication Services	-	10.1%
Consumer Cyclical	-	9.2%
Consumer Defensive	-	7.4%
Energy	-	10.3%
Financial Services	-	14.1%
Healthcare	-	12.0%
Industrials	-	9.3%
Technology	-	19.1%
Utilities	-	3.2%

Return for Risk

IAU vs. FNDX — Risk / Return Rank

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

IAU

IAU Risk / Return Rank: 26
IAU Sharpe Ratio Rank: 28
IAU Sortino Ratio Rank: 25
IAU Omega Ratio Rank: 30
IAU Calmar Ratio Rank: 24
IAU Martin Ratio Rank: 24

FNDX

FNDX Risk / Return Rank: 93
FNDX Sharpe Ratio Rank: 94
FNDX Sortino Ratio Rank: 93
FNDX Omega Ratio Rank: 92
FNDX Calmar Ratio Rank: 91
FNDX Martin Ratio Rank: 92

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.

IAU vs. FNDX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Gold Trust (IAU) and Schwab Fundamental U.S. Large Company Index ETF (FNDX). 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.

	IAU	FNDX	Difference
Sharpe ratio: Return per unit of total volatility	0.89	3.03	-2.15
Sortino ratio: Return per unit of downside risk	1.25	4.21	-2.97
Omega ratio: Gain probability vs. loss probability	1.19	1.56	-0.37
Calmar ratio: Return relative to maximum drawdown	0.99	5.23	-4.24
Martin ratio: Return relative to average drawdown	2.83	20.31	-17.47

IAU vs. FNDX - Sharpe Ratio Comparison

The current IAU Sharpe Ratio is 0.89, which is lower than the FNDX Sharpe Ratio of 3.03. The chart below compares the historical Sharpe Ratios of IAU and FNDX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

IAU vs. FNDX - Drawdown Comparison

The maximum IAU drawdown since its inception was -45.14%, which is greater than FNDX's maximum drawdown of -37.72%. Use the drawdown chart below to compare losses from any high point for IAU and FNDX.

Drawdown Indicators

	IAU	FNDX	Difference
Max Drawdown Largest peak-to-trough decline	-45.14%	-37.72%	-7.42%
Max Drawdown (1Y) Largest decline over 1 year	-24.40%	-6.06%	-18.34%
Max Drawdown (3Y) Largest decline over 3 years	-24.40%	-16.30%	-8.10%
Max Drawdown (5Y) Largest decline over 5 years	-24.40%	-19.06%	-5.34%
Max Drawdown (10Y) Largest decline over 10 years	-24.40%	-37.72%	+13.32%
Current Drawdown Current decline from peak	-22.03%	0.00%	-22.03%
Average Drawdown Average peak-to-trough decline	-15.97%	-3.55%	-12.42%
Ulcer Index Depth and duration of drawdowns from previous peaks	8.47%	1.56%	+6.91%

Volatility

IAU vs. FNDX - Volatility Comparison

iShares Gold Trust (IAU) has a higher volatility of 7.70% compared to Schwab Fundamental U.S. Large Company Index ETF (FNDX) at 3.18%. This indicates that IAU's price experiences larger fluctuations and is considered to be riskier than FNDX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IAU	FNDX	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.70%	3.18%	+4.52%
Volatility (6M) Calculated over the trailing 6-month period	23.94%	7.58%	+16.36%
Volatility (1Y) Calculated over the trailing 1-year period	27.17%	10.45%	+16.72%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	18.16%	15.21%	+2.95%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.02%	17.51%	-1.49%

IAU vs. FNDX - Expense Ratio Comparison

Both IAU and FNDX have an expense ratio of 0.25%, making them cost-effective options compared to the broader market, where average expense ratios typically range from 0.3% to 0.9%.

Dividends

IAU vs. FNDX - Dividend Comparison

IAU has not paid dividends to shareholders, while FNDX's dividend yield for the trailing twelve months is around 1.44%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FNDX Schwab Fundamental U.S. Large Company Index ETF	1.44%	1.63%	1.76%	1.82%	2.07%	1.64%	2.29%	2.23%	2.40%	1.86%	2.01%	2.01%
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

Can I hold both IAU and FNDX in my portfolio?

IAU and FNDX have a correlation of 0.22, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, IAU or FNDX?

IAU has higher volatility (7.70%) compared to FNDX (3.18%). In terms of maximum drawdown, IAU dropped -45.14% vs FNDX's -37.72%.

Which ETF is better, IAU or FNDX?

On 10-year performance, FNDX leads with 14.45% vs 12.31% for IAU. Both ETFs have the same 0.25% expense ratio. On volatility, FNDX has been the lower-risk option at 3.18%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, IAU or FNDX?

Over the 10-year period, FNDX has performed better with a 14.45% return vs 12.31%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, IAU or FNDX?

IAU and FNDX have the same expense ratio: 0.25% per year.

Which ETF pays a higher dividend yield, IAU or FNDX?

FNDX has the higher dividend yield at 1.44%, compared with 0.00% for IAU.

What is the main difference between IAU and FNDX?

IAU is categorized as Gold, while FNDX is Large Cap Value Equities. IAU tracks LBMA Gold Price, while FNDX tracks RAFI Fundamental High Liquidity US Large Index. They also come from different issuers: iShares and Charles Schwab.

Which has better risk-adjusted returns?

FNDX currently has the higher Sharpe Ratio (3.03 vs 0.89), 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.