FOSKX vs. FTIHX

Last updated Jun 23, 2026

FOSKX (Fidelity Overseas Fund Class K) and FTIHX (Fidelity Total International Index Fund) are both Foreign Large Cap Equities funds from Fidelity. Over the past 10 years, FOSKX returned 9.26%/yr vs 9.72%/yr for FTIHX. Their correlation of 0.92 suggests significant overlap in exposure. FOSKX charges 0.89%/yr vs 0.06%/yr for FTIHX.

Performance

FOSKX vs. FTIHX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Overseas Fund Class K (FOSKX) and Fidelity Total International Index Fund (FTIHX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FOSKX achieves a 8.93% return, which is significantly lower than FTIHX's 15.59% return. Both investments have delivered pretty close results over the past 10 years, with FOSKX having a 9.26% annualized return and FTIHX not far ahead at 9.72%.

FOSKX

• 1D: 1.68%
• 1M: 4.66%
• YTD: 8.93%
• 6M: 8.94%
• 1Y: 14.37%
• 3Y*: 12.94%
• 5Y*: 6.66%
• 10Y*: 9.26%

FTIHX

• 1D: 1.37%
• 1M: 3.09%
• YTD: 15.59%
• 6M: 16.40%
• 1Y: 33.74%
• 3Y*: 18.58%
• 5Y*: 9.19%
• 10Y*: 9.72%

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

FOSKX vs. FTIHX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
FOSKX Fidelity Overseas Fund Class K	8.93%	20.90%	5.28%	20.70%	-24.71%	19.43%	15.55%	28.58%	-14.64%	28.33%
FTIHX Fidelity Total International Index Fund	15.59%	32.59%	4.98%	15.49%	-16.29%	8.45%	11.09%	21.50%	-14.40%	25.88%

Correlation

The correlation between FOSKX and FTIHX is 0.92, 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	0.92
Correlation (3Y) Calculated over the trailing 3-year period	0.90
Correlation (5Y) Calculated over the trailing 5-year period	0.91
Correlation (10Y) Calculated over the trailing 10-year period	0.92
Correlation (All Time) Calculated using the full available price history since Jun 16, 2016	0.92

The correlation between FOSKX and FTIHX has been stable across timeframes, ranging from 0.90 to 0.92 - a consistent structural relationship.

Return for Risk

FOSKX vs. FTIHX — Risk / Return Rank

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

FOSKX

FOSKX Risk / Return Rank: 12
FOSKX Sharpe Ratio Rank: 10
FOSKX Sortino Ratio Rank: 11
FOSKX Omega Ratio Rank: 10
FOSKX Calmar Ratio Rank: 12
FOSKX Martin Ratio Rank: 15

FTIHX

FTIHX Risk / Return Rank: 62
FTIHX Sharpe Ratio Rank: 64
FTIHX Sortino Ratio Rank: 58
FTIHX Omega Ratio Rank: 63
FTIHX Calmar Ratio Rank: 63
FTIHX Martin Ratio Rank: 61

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.

FOSKX vs. FTIHX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Overseas Fund Class K (FOSKX) and Fidelity Total International Index Fund (FTIHX). 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.

	FOSKX	FTIHX	Difference
Sharpe ratio: Return per unit of total volatility	0.78	2.16	-1.37
Sortino ratio: Return per unit of downside risk	1.22	2.91	-1.69
Omega ratio: Gain probability vs. loss probability	1.15	1.40	-0.25
Calmar ratio: Return relative to maximum drawdown	1.11	2.92	-1.81
Martin ratio: Return relative to average drawdown	3.91	11.31	-7.40

FOSKX vs. FTIHX - Sharpe Ratio Comparison

The current FOSKX Sharpe Ratio is 0.78, which is lower than the FTIHX Sharpe Ratio of 2.16. The chart below compares the historical Sharpe Ratios of FOSKX and FTIHX, 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

FOSKX vs. FTIHX - Drawdown Comparison

The maximum FOSKX drawdown since its inception was -59.28%, which is greater than FTIHX's maximum drawdown of -35.75%. Use the drawdown chart below to compare losses from any high point for FOSKX and FTIHX.

Drawdown Indicators

	FOSKX	FTIHX	Difference
Max Drawdown Largest peak-to-trough decline	-59.28%	-35.75%	-23.53%
Max Drawdown (1Y) Largest decline over 1 year	-12.35%	-11.25%	-1.10%
Max Drawdown (3Y) Largest decline over 3 years	-13.91%	-13.15%	-0.76%
Max Drawdown (5Y) Largest decline over 5 years	-36.45%	-29.99%	-6.46%
Max Drawdown (10Y) Largest decline over 10 years	-36.45%	-35.75%	-0.70%
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-14.34%	-7.19%	-7.15%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.50%	2.90%	+0.60%

Volatility

FOSKX vs. FTIHX - Volatility Comparison

Fidelity Overseas Fund Class K (FOSKX) and Fidelity Total International Index Fund (FTIHX) have volatilities of 6.57% and 6.33%, 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

	FOSKX	FTIHX	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.57%	6.33%	+0.24%
Volatility (6M) Calculated over the trailing 6-month period	15.32%	13.24%	+2.08%
Volatility (1Y) Calculated over the trailing 1-year period	17.58%	15.25%	+2.33%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.92%	15.46%	+2.46%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.29%	16.12%	+1.17%

FOSKX vs. FTIHX - Expense Ratio Comparison

FOSKX has a 0.89% expense ratio, which is higher than FTIHX's 0.06% expense ratio.

Dividends

FOSKX vs. FTIHX - Dividend Comparison

FOSKX's dividend yield for the trailing twelve months is around 4.55%, more than FTIHX's 2.41% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FOSKX Fidelity Overseas Fund Class K	4.55%	4.96%	1.84%	1.13%	0.88%	4.64%	0.62%	1.44%	6.08%	0.06%	2.09%	1.17%
FTIHX Fidelity Total International Index Fund	2.41%	2.78%	2.88%	2.78%	2.51%	2.55%	1.62%	2.61%	2.21%	0.45%	0.47%	0.00%

Frequently Asked Questions

Can I hold both FOSKX and FTIHX in my portfolio?

With a correlation of 0.92, FOSKX and FTIHX 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, FOSKX or FTIHX?

FOSKX has higher volatility (6.57%) compared to FTIHX (6.33%). In terms of maximum drawdown, FOSKX dropped -59.28% vs FTIHX's -35.75%.

Which has better risk-adjusted returns?

FTIHX currently has the higher Sharpe Ratio (2.15 vs 0.78), 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.