FHLFX vs. SIMYX

Last updated Aug 4, 2026

FHLFX (Fidelity Series International Index Fund) and SIMYX (SEI Institutional Managed Trust Tax-Managed International Managed Volatility Fund) are both Foreign Large Cap Equities funds. Over the past 5 years, FHLFX returned 9.45%/yr vs 9.09%/yr for SIMYX. Their correlation of 0.83 means they have usually moved in the same direction. FHLFX charges 0.01%/yr vs 0.86%/yr for SIMYX.

Performance

FHLFX vs. SIMYX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Series International Index Fund (FHLFX) and SEI Institutional Managed Trust Tax-Managed International Managed Volatility Fund (SIMYX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FHLFX achieves a 11.78% return, which is significantly higher than SIMYX's 11.18% return.

FHLFX

• 1D: -0.71%
• 1M: 1.26%
• 6M: 5.76%
• YTD: 11.78%
• 1Y: 25.30%
• 3Y*: 16.61%
• 5Y*: 9.45%
• 10Y*: —
• ALL TIME*: 9.34%

SIMYX

• 1D: -0.86%
• 1M: 3.68%
• 6M: 6.42%
• YTD: 11.18%
• 1Y: 20.49%
• 3Y*: 16.57%
• 5Y*: 9.09%
• 10Y*: —
• ALL TIME*: 7.66%

*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)
FHLFX Fidelity Series International Index Fund	$0.00	$0.00	$0.00
SIMYX SEI Institutional Managed Trust Tax-Managed International Managed Volatility Fund	$0.00	$0.00	$0.00

FHLFX vs. SIMYX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
FHLFX Fidelity Series International Index Fund	11.78%	31.96%	3.67%	18.16%	-14.17%	11.23%	8.09%	21.66%	-10.70%
SIMYX SEI Institutional Managed Trust Tax-Managed International Managed Volatility Fund	11.18%	30.07%	6.26%	13.11%	-11.38%	7.83%	-1.33%	15.77%	-10.26%

Correlation

The correlation between FHLFX and SIMYX is 0.79, 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.	0.79
Correlation (3Y) Balances recent behavior with more history.	0.78
Correlation (5Y) Shows whether the relationship held over a longer period.	0.81
Correlation (All Time) Calculated using the full available price history since Sep 4, 2018	0.83

The correlation between FHLFX and SIMYX has been stable across timeframes, ranging from 0.78 to 0.83 - a consistent structural relationship.

Return for Risk

FHLFX vs. SIMYX — Risk / Return Rank

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

FHLFX

FHLFX Risk / Return Rank: 63
FHLFX Sharpe Ratio Rank: 65
FHLFX Sortino Ratio Rank: 63
FHLFX Omega Ratio Rank: 62
FHLFX Calmar Ratio Rank: 62
FHLFX Martin Ratio Rank: 62

SIMYX

SIMYX Risk / Return Rank: 73
SIMYX Sharpe Ratio Rank: 83
SIMYX Sortino Ratio Rank: 83
SIMYX Omega Ratio Rank: 80
SIMYX Calmar Ratio Rank: 73
SIMYX Martin Ratio Rank: 48

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.

FHLFX vs. SIMYX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Series International Index Fund (FHLFX) and SEI Institutional Managed Trust Tax-Managed International Managed Volatility Fund (SIMYX). 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.

	FHLFX	SIMYX	Difference
Sharpe ratio: Return per unit of total volatility	1.64	2.05	-0.41
Sortino ratio: Return per unit of downside risk	2.33	3.00	-0.66
Omega ratio: Gain probability vs. loss probability	1.30	1.38	-0.08
Calmar ratio: Return relative to maximum drawdown	2.23	2.47	-0.24
Martin ratio: Return relative to average drawdown	8.46	7.13	+1.33

FHLFX vs. SIMYX - Sharpe Ratio Comparison

The current FHLFX Sharpe Ratio is 1.64, which is comparable to the SIMYX Sharpe Ratio of 2.05. The chart below compares the historical Sharpe Ratios of FHLFX and SIMYX, 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

FHLFX vs. SIMYX - Drawdown Comparison

The maximum FHLFX drawdown since its inception was -33.58%, roughly equal to the maximum SIMYX drawdown of -32.14%. Use the drawdown chart below to compare losses from any high point for FHLFX and SIMYX.

Drawdown Indicators

	FHLFX	SIMYX	Difference
Max Drawdown Largest peak-to-trough decline	-33.58%	-32.14%	-1.44%
Max Drawdown (1Y) Largest decline over 1 year	-11.37%	-8.55%	-2.82%
Max Drawdown (3Y) Largest decline over 3 years	-13.62%	-9.47%	-4.15%
Max Drawdown (5Y) Largest decline over 5 years	-29.36%	-25.06%	-4.30%
Current Drawdown Current decline from peak	-0.71%	-0.86%	+0.15%
Average Drawdown Average peak-to-trough decline	-6.01%	-6.05%	+0.04%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.00%	2.96%	+0.04%

Volatility

FHLFX vs. SIMYX - Volatility Comparison

Fidelity Series International Index Fund (FHLFX) has a higher volatility of 4.47% compared to SEI Institutional Managed Trust Tax-Managed International Managed Volatility Fund (SIMYX) at 3.33%. This indicates that FHLFX's price experiences larger fluctuations and is considered to be riskier than SIMYX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FHLFX	SIMYX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.47%	3.33%	+1.14%
Volatility (6M) Calculated over the trailing 6-month period	13.25%	8.69%	+4.56%
Volatility (1Y) Calculated over the trailing 1-year period	15.52%	10.34%	+5.18%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.11%	11.45%	+4.66%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.62%	12.21%	+5.41%

FHLFX vs. SIMYX - Expense Ratio Comparison

FHLFX has a 0.01% expense ratio, which is lower than SIMYX's 0.86% expense ratio.

Dividends

FHLFX vs. SIMYX - Dividend Comparison

FHLFX's dividend yield for the trailing twelve months is around 3.10%, more than SIMYX's 2.82% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017
FHLFX Fidelity Series International Index Fund	3.10%	3.46%	2.98%	2.86%	2.60%	2.47%	1.92%	1.95%	0.62%	0.00%
SIMYX SEI Institutional Managed Trust Tax-Managed International Managed Volatility Fund	2.82%	3.13%	5.26%	3.62%	3.13%	3.41%	1.96%	3.09%	3.01%	2.74%

Frequently Asked Questions

Can I hold both FHLFX and SIMYX in my portfolio?

FHLFX and SIMYX have a correlation of 0.79, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, FHLFX or SIMYX?

FHLFX has higher volatility (4.47%) compared to SIMYX (3.33%). In terms of maximum drawdown, FHLFX dropped -33.58% vs SIMYX's -32.14%.

Which has better risk-adjusted returns?

SIMYX currently has the higher Sharpe Ratio (2.05 vs 1.64), 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.