FUQIX vs. WHGSX

Last updated Aug 4, 2026

FUQIX (Fidelity SAI U.S. Quality Index Fund) and WHGSX (Westwood Quality SmallCap Fund) are both Quality Factor funds. Over the past 10 years, FUQIX returned 15.95%/yr vs 8.87%/yr for WHGSX. Their 0.64 correlation means they have sometimes moved together and sometimes differently. FUQIX charges 0.10%/yr vs 0.92%/yr for WHGSX.

Performance

FUQIX vs. WHGSX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity SAI U.S. Quality Index Fund (FUQIX) and Westwood Quality SmallCap Fund (WHGSX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FUQIX achieves a 9.27% return, which is significantly lower than WHGSX's 15.34% return. Over the past 10 years, FUQIX has outperformed WHGSX with an annualized return of 15.95%, while WHGSX has yielded a comparatively lower 8.87% annualized return.

FUQIX

• 1D: -0.08%
• 1M: -0.23%
• 6M: 8.95%
• YTD: 9.27%
• 1Y: 18.87%
• 3Y*: 19.04%
• 5Y*: 12.57%
• 10Y*: 15.95%
• ALL TIME*: 15.46%

WHGSX

• 1D: 0.32%
• 1M: -0.63%
• 6M: 8.42%
• YTD: 15.34%
• 1Y: 17.05%
• 3Y*: 8.46%
• 5Y*: 5.90%
• 10Y*: 8.87%
• ALL TIME*: 7.12%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
FUQIX Fidelity SAI U.S. Quality Index Fund	$0.00	$0.00	$0.00
WHGSX Westwood Quality SmallCap Fund	$0.00	$0.00	$0.00

FUQIX vs. WHGSX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
FUQIX Fidelity SAI U.S. Quality Index Fund	9.27%	16.76%	24.32%	29.63%	-18.09%	28.28%	20.67%	34.66%	-3.39%	25.77%
WHGSX Westwood Quality SmallCap Fund	15.34%	-0.12%	4.75%	17.16%	-12.42%	27.94%	2.16%	27.13%	-14.25%	12.38%

Correlation

The correlation between FUQIX and WHGSX is 0.57, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.57
Correlation (3Y) Balances recent behavior with more history.	0.55
Correlation (5Y) Shows whether the relationship held over a longer period.	0.64
Correlation (10Y) Provides a long-term view across more market conditions.	0.63
Correlation (All Time) Calculated using the full available price history since Oct 16, 2015	0.64

The correlation between FUQIX and WHGSX has been stable across timeframes, ranging from 0.55 to 0.64 - a consistent structural relationship.

Return for Risk

FUQIX vs. WHGSX — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

FUQIX

FUQIX Risk / Return Rank: 36
FUQIX Sharpe Ratio Rank: 40
FUQIX Sortino Ratio Rank: 39
FUQIX Omega Ratio Rank: 37
FUQIX Calmar Ratio Rank: 29
FUQIX Martin Ratio Rank: 35

WHGSX

WHGSX Risk / Return Rank: 25
WHGSX Sharpe Ratio Rank: 22
WHGSX Sortino Ratio Rank: 26
WHGSX Omega Ratio Rank: 22
WHGSX Calmar Ratio Rank: 30
WHGSX Martin Ratio Rank: 25

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

FUQIX vs. WHGSX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity SAI U.S. Quality Index Fund (FUQIX) and Westwood Quality SmallCap Fund (WHGSX). 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.

	FUQIX	WHGSX	Difference
Sharpe ratio: Return per unit of total volatility	1.30	0.86	+0.43
Sortino ratio: Return per unit of downside risk	1.86	1.43	+0.44
Omega ratio: Gain probability vs. loss probability	1.23	1.16	+0.07
Calmar ratio: Return relative to maximum drawdown	1.40	1.44	-0.04
Martin ratio: Return relative to average drawdown	5.57	3.81	+1.76

FUQIX vs. WHGSX - Sharpe Ratio Comparison

The current FUQIX Sharpe Ratio is 1.30, which is higher than the WHGSX Sharpe Ratio of 0.86. The chart below compares the historical Sharpe Ratios of FUQIX and WHGSX, 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

FUQIX vs. WHGSX - Drawdown Comparison

The maximum FUQIX drawdown since its inception was -31.19%, smaller than the maximum WHGSX drawdown of -56.51%. Use the drawdown chart below to compare losses from any high point for FUQIX and WHGSX.

Drawdown Indicators

	FUQIX	WHGSX	Difference
Max Drawdown Largest peak-to-trough decline	-31.19%	-56.51%	+25.32%
Max Drawdown (1Y) Largest decline over 1 year	-12.31%	-10.47%	-1.84%
Max Drawdown (3Y) Largest decline over 3 years	-17.86%	-26.67%	+8.81%
Max Drawdown (5Y) Largest decline over 5 years	-24.96%	-26.67%	+1.71%
Max Drawdown (10Y) Largest decline over 10 years	-31.19%	-42.94%	+11.75%
Current Drawdown Current decline from peak	-1.17%	-2.57%	+1.40%
Average Drawdown Average peak-to-trough decline	-4.21%	-10.39%	+6.18%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.08%	3.95%	-0.87%

Volatility

FUQIX vs. WHGSX - Volatility Comparison

The current volatility for Fidelity SAI U.S. Quality Index Fund (FUQIX) is 2.99%, while Westwood Quality SmallCap Fund (WHGSX) has a volatility of 3.76%. This indicates that FUQIX experiences smaller price fluctuations and is considered to be less risky than WHGSX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FUQIX	WHGSX	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.99%	3.76%	-0.77%
Volatility (6M) Calculated over the trailing 6-month period	10.44%	11.97%	-1.53%
Volatility (1Y) Calculated over the trailing 1-year period	13.29%	17.49%	-4.20%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.18%	20.03%	-2.85%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.25%	22.05%	-3.80%

FUQIX vs. WHGSX - Expense Ratio Comparison

FUQIX has a 0.10% expense ratio, which is lower than WHGSX's 0.92% expense ratio.

Dividends

FUQIX vs. WHGSX - Dividend Comparison

FUQIX's dividend yield for the trailing twelve months is around 3.32%, less than WHGSX's 5.30% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FUQIX Fidelity SAI U.S. Quality Index Fund	3.32%	3.63%	12.80%	2.38%	1.42%	8.55%	9.46%	13.68%	2.41%	3.79%	1.57%	0.29%
WHGSX Westwood Quality SmallCap Fund	5.30%	6.11%	6.37%	4.06%	3.67%	4.69%	0.65%	1.04%	7.20%	7.25%	0.52%	0.41%

Frequently Asked Questions

Can I hold both FUQIX and WHGSX in my portfolio?

FUQIX and WHGSX have a correlation of 0.57, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, FUQIX or WHGSX?

WHGSX has higher volatility (3.76%) compared to FUQIX (2.99%). In terms of maximum drawdown, FUQIX dropped -31.19% vs WHGSX's -56.51%.

Which has better risk-adjusted returns?

FUQIX currently has the higher Sharpe Ratio (1.30 vs 0.86), 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.