VGTSX vs. FISZX

Last updated Jun 4, 2026

VGTSX (Vanguard Total International Stock Index Fund Investor Shares) and FISZX (Fidelity SAI International SMA Completion Fund) are both Foreign Large Cap Equities funds. Over the past 5 years, VGTSX returned 8.74%/yr vs 8.95%/yr for FISZX. Their correlation of 0.88 suggests significant overlap in exposure. VGTSX charges 0.17%/yr vs 0.00%/yr for FISZX.

Performance

VGTSX vs. FISZX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Vanguard Total International Stock Index Fund Investor Shares (VGTSX) and Fidelity SAI International SMA Completion Fund (FISZX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, VGTSX achieves a 15.35% return, which is significantly lower than FISZX's 27.01% return.

VGTSX

• 1D: 0.61%
• 1M: 5.52%
• YTD: 15.35%
• 6M: 18.13%
• 1Y: 33.21%
• 3Y*: 19.70%
• 5Y*: 8.74%
• 10Y*: 9.78%

FISZX

• 1D: 0.37%
• 1M: 11.60%
• YTD: 27.01%
• 6M: 32.57%
• 1Y: 42.44%
• 3Y*: 22.28%
• 5Y*: 8.95%
• 10Y*: —

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

VGTSX vs. FISZX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
VGTSX Vanguard Total International Stock Index Fund Investor Shares	15.35%	32.05%	5.30%	15.18%	-16.07%	8.58%	11.15%	8.11%
FISZX Fidelity SAI International SMA Completion Fund	27.01%	31.77%	3.61%	15.83%	-28.32%	9.91%	23.49%	13.42%

Correlation

The correlation between VGTSX and FISZX is 0.91, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.91
Correlation (3Y) Calculated over the trailing 3-year period	0.90
Correlation (5Y) Calculated over the trailing 5-year period	0.90
Correlation (All Time) Calculated using the full available price history since Apr 12, 2019	0.88

The correlation between VGTSX and FISZX has been stable across timeframes, ranging from 0.88 to 0.91 - a consistent structural relationship.

Return for Risk

VGTSX vs. FISZX — Risk / Return Rank

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

VGTSX

VGTSX Risk / Return Rank: 58
VGTSX Sharpe Ratio Rank: 62
VGTSX Sortino Ratio Rank: 55
VGTSX Omega Ratio Rank: 58
VGTSX Calmar Ratio Rank: 57
VGTSX Martin Ratio Rank: 57

FISZX

FISZX Risk / Return Rank: 55
FISZX Sharpe Ratio Rank: 56
FISZX Sortino Ratio Rank: 51
FISZX Omega Ratio Rank: 52
FISZX Calmar Ratio Rank: 57
FISZX Martin Ratio Rank: 57

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.

VGTSX vs. FISZX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Vanguard Total International Stock Index Fund Investor Shares (VGTSX) and Fidelity SAI International SMA Completion Fund (FISZX). 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.

	VGTSX	FISZX	Difference
Sharpe ratio: Return per unit of total volatility	2.31	2.21	+0.10
Sortino ratio: Return per unit of downside risk	3.14	3.01	+0.13
Omega ratio: Gain probability vs. loss probability	1.43	1.40	+0.03
Calmar ratio: Return relative to maximum drawdown	2.90	2.89	+0.01
Martin ratio: Return relative to average drawdown	11.45	11.38	+0.07
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

VGTSX vs. FISZX - Sharpe Ratio Comparison

The current VGTSX Sharpe Ratio is 2.31, which is comparable to the FISZX Sharpe Ratio of 2.21. The chart below compares the historical Sharpe Ratios of VGTSX and FISZX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	VGTSX	FISZX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.31	2.21	+0.10
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.58	0.50	+0.08
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.62	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.32	0.65	-0.33

Drawdowns

VGTSX vs. FISZX - Drawdown Comparison

The maximum VGTSX drawdown since its inception was -61.48%, which is greater than FISZX's maximum drawdown of -39.92%. Use the drawdown chart below to compare losses from any high point for VGTSX and FISZX.

Drawdown Indicators

	VGTSX	FISZX	Difference
Max Drawdown Largest peak-to-trough decline	-61.48%	-39.92%	-21.56%
Max Drawdown (1Y) Largest decline over 1 year	-11.29%	-14.48%	+3.19%
Max Drawdown (3Y) Largest decline over 3 years	-13.11%	-14.63%	+1.52%
Max Drawdown (5Y) Largest decline over 5 years	-29.61%	-39.92%	+10.31%
Max Drawdown (10Y) Largest decline over 10 years	-35.93%	—	—
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-13.97%	-12.37%	-1.60%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.85%	3.66%	-0.81%

Volatility

VGTSX vs. FISZX - Volatility Comparison

The current volatility for Vanguard Total International Stock Index Fund Investor Shares (VGTSX) is 4.82%, while Fidelity SAI International SMA Completion Fund (FISZX) has a volatility of 7.78%. This indicates that VGTSX experiences smaller price fluctuations and is considered to be less risky than FISZX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	VGTSX	FISZX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.82%	7.78%	-2.96%
Volatility (6M) Calculated over the trailing 6-month period	11.90%	16.22%	-4.32%
Volatility (1Y) Calculated over the trailing 1-year period	14.22%	18.93%	-4.71%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	15.02%	17.84%	-2.82%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	15.93%	18.27%	-2.34%

VGTSX vs. FISZX - Expense Ratio Comparison

VGTSX has a 0.17% expense ratio, which is higher than FISZX's 0.00% 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

VGTSX vs. FISZX - Dividend Comparison

VGTSX's dividend yield for the trailing twelve months is around 2.53%, more than FISZX's 1.52% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FISZX Fidelity SAI International SMA Completion Fund	1.52%	1.92%	2.55%	1.89%	1.37%	6.08%	0.90%	0.27%	0.00%	0.00%	0.00%	0.00%
VGTSX Vanguard Total International Stock Index Fund Investor Shares	2.53%	3.08%	3.26%	3.16%	2.98%	2.99%	2.05%	2.98%	3.09%	2.68%	2.86%	2.77%

Frequently Asked Questions

Can I hold both VGTSX and FISZX in my portfolio?

With a correlation of 0.91, VGTSX and FISZX 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, VGTSX or FISZX?

FISZX has higher volatility (7.78%) compared to VGTSX (4.82%). In terms of maximum drawdown, VGTSX dropped -61.48% vs FISZX's -39.92%.

Which has better risk-adjusted returns?

VGTSX currently has the higher Sharpe Ratio (2.31 vs 2.21), 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.