FEUS vs. FXAIX

Last updated Jun 24, 2026

FEUS (FlexShares ESG & Climate US Large Cap Core Index Fund) and FXAIX (Fidelity 500 Index Fund) are both funds - FEUS is a Large Cap Blend Equities fund tracking the Northern Trust ESG & Climate US Large Cap Core Index - Benchmark TR Gross, while FXAIX is a S&P 500 fund tracking the S&P 500 Index. Both are passively managed. Over the past 3 years, FEUS returned 18.61%/yr vs 21.39%/yr for FXAIX. With a 0.98 correlation, they move nearly in lockstep. FEUS charges 0.09%/yr vs 0.02%/yr for FXAIX.

Performance

FEUS vs. FXAIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in FlexShares ESG & Climate US Large Cap Core Index Fund (FEUS) and Fidelity 500 Index Fund (FXAIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FEUS achieves a 7.39% return, which is significantly lower than FXAIX's 9.79% return.

FEUS

• 1D: -1.00%
• 1M: -1.59%
• YTD: 7.39%
• 6M: 6.58%
• 1Y: 22.36%
• 3Y*: 18.61%
• 5Y*: —
• 10Y*: —

FXAIX

• 1D: -0.37%
• 1M: 0.10%
• YTD: 9.79%
• 6M: 8.79%
• 1Y: 25.51%
• 3Y*: 21.39%
• 5Y*: 13.60%
• 10Y*: 15.80%

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

FEUS vs. FXAIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
FEUS FlexShares ESG & Climate US Large Cap Core Index Fund	7.39%	14.67%	23.10%	25.54%	-19.10%	9.37%
FXAIX Fidelity 500 Index Fund	9.79%	17.84%	25.01%	26.29%	-18.14%	9.79%

Correlation

The correlation between FEUS and FXAIX is 0.96 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.96
Correlation (3Y) Calculated over the trailing 3-year period	0.98
Correlation (All Time) Calculated using the full available price history since Sep 21, 2021	0.98

The correlation between FEUS and FXAIX has been stable across timeframes, ranging from 0.96 to 0.98 - a consistent structural relationship.

Return for Risk

FEUS vs. FXAIX — Risk / Return Rank

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

FEUS

FEUS Risk / Return Rank: 56
FEUS Sharpe Ratio Rank: 58
FEUS Sortino Ratio Rank: 56
FEUS Omega Ratio Rank: 56
FEUS Calmar Ratio Rank: 52
FEUS Martin Ratio Rank: 59

FXAIX

FXAIX Risk / Return Rank: 65
FXAIX Sharpe Ratio Rank: 64
FXAIX Sortino Ratio Rank: 57
FXAIX Omega Ratio Rank: 59
FXAIX Calmar Ratio Rank: 68
FXAIX Martin Ratio Rank: 78

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.

FEUS vs. FXAIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for FlexShares ESG & Climate US Large Cap Core Index Fund (FEUS) and Fidelity 500 Index Fund (FXAIX). 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.

	FEUS	FXAIX	Difference
Sharpe ratio: Return per unit of total volatility	1.79	2.15	-0.36
Sortino ratio: Return per unit of downside risk	2.46	2.91	-0.45
Omega ratio: Gain probability vs. loss probability	1.32	1.39	-0.07
Calmar ratio: Return relative to maximum drawdown	2.35	3.02	-0.67
Martin ratio: Return relative to average drawdown	9.70	13.62	-3.92

FEUS vs. FXAIX - Sharpe Ratio Comparison

The current FEUS Sharpe Ratio is 1.79, which is comparable to the FXAIX Sharpe Ratio of 2.15. The chart below compares the historical Sharpe Ratios of FEUS and FXAIX, 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

FEUS vs. FXAIX - Drawdown Comparison

The maximum FEUS drawdown since its inception was -25.31%, smaller than the maximum FXAIX drawdown of -33.79%. Use the drawdown chart below to compare losses from any high point for FEUS and FXAIX.

Drawdown Indicators

	FEUS	FXAIX	Difference
Max Drawdown Largest peak-to-trough decline	-25.31%	-33.79%	+8.48%
Max Drawdown (1Y) Largest decline over 1 year	-9.55%	-8.89%	-0.66%
Max Drawdown (3Y) Largest decline over 3 years	-19.47%	-18.76%	-0.71%
Max Drawdown (5Y) Largest decline over 5 years	—	-24.50%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-33.79%	—
Current Drawdown Current decline from peak	-3.37%	-1.72%	-1.65%
Average Drawdown Average peak-to-trough decline	-6.31%	-3.79%	-2.52%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.31%	1.97%	+0.34%

Volatility

FEUS vs. FXAIX - Volatility Comparison

FlexShares ESG & Climate US Large Cap Core Index Fund (FEUS) and Fidelity 500 Index Fund (FXAIX) have volatilities of 4.55% and 4.68%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FEUS	FXAIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.55%	4.68%	-0.13%
Volatility (6M) Calculated over the trailing 6-month period	9.97%	9.84%	+0.13%
Volatility (1Y) Calculated over the trailing 1-year period	12.54%	12.50%	+0.04%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.03%	17.00%	+0.03%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.03%	18.12%	-1.09%

FEUS vs. FXAIX - Expense Ratio Comparison

FEUS has a 0.09% expense ratio, which is higher than FXAIX's 0.02% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

FEUS vs. FXAIX - Dividend Comparison

FEUS's dividend yield for the trailing twelve months is around 1.01%, less than FXAIX's 1.04% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FEUS FlexShares ESG & Climate US Large Cap Core Index Fund	1.01%	1.06%	1.15%	1.41%	1.48%	0.36%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
FXAIX Fidelity 500 Index Fund	1.04%	1.11%	1.25%	1.45%	1.69%	1.22%	1.60%	2.06%	2.72%	1.97%	2.52%	2.83%

Frequently Asked Questions

Can I hold both FEUS and FXAIX in my portfolio?

With a correlation of 0.96, FEUS and FXAIX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, FEUS or FXAIX?

FXAIX has higher volatility (4.68%) compared to FEUS (4.55%). In terms of maximum drawdown, FEUS dropped -25.31% vs FXAIX's -33.79%.

Which has better risk-adjusted returns?

FXAIX currently has the higher Sharpe Ratio (2.15 vs 1.79), 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.