FGCKX vs. FSPSX

Last updated Jun 25, 2026

FGCKX (Fidelity Growth Company K) and FSPSX (Fidelity International Index Fund) are both mutual funds - FGCKX is a Large Cap Growth Equities fund actively managed by Fidelity, while FSPSX is a Foreign Large Cap Equities fund tracking the MSCI EAFE Index. FGCKX is actively managed, while FSPSX is passively managed. Over the past 10 years, FGCKX returned 23.24%/yr vs 10.06%/yr for FSPSX. A 0.66 correlation means they provide meaningful diversification when combined. FGCKX charges 0.65%/yr vs 0.04%/yr for FSPSX.

Performance

FGCKX vs. FSPSX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Growth Company K (FGCKX) and Fidelity International Index Fund (FSPSX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FGCKX achieves a 18.93% return, which is significantly higher than FSPSX's 8.45% return. Over the past 10 years, FGCKX has outperformed FSPSX with an annualized return of 23.24%, while FSPSX has yielded a comparatively lower 10.06% annualized return.

FGCKX

• 1D: -2.32%
• 1M: -1.21%
• YTD: 18.93%
• 6M: 11.69%
• 1Y: 39.27%
• 3Y*: 29.19%
• 5Y*: 15.11%
• 10Y*: 23.24%

FSPSX

• 1D: -2.06%
• 1M: -0.00%
• YTD: 8.45%
• 6M: 8.19%
• 1Y: 20.69%
• 3Y*: 16.92%
• 5Y*: 8.74%
• 10Y*: 10.06%

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

FGCKX vs. FSPSX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
FGCKX Fidelity Growth Company K	18.93%	18.67%	37.30%	47.35%	-33.82%	22.62%	67.61%	38.50%	-4.07%	36.89%
FSPSX Fidelity International Index Fund	8.45%	31.98%	3.70%	18.31%	-14.23%	11.45%	8.16%	22.03%	-13.55%	25.37%

Correlation

The correlation between FGCKX and FSPSX is 0.64, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.64
Correlation (3Y) Calculated over the trailing 3-year period	0.60
Correlation (5Y) Calculated over the trailing 5-year period	0.65
Correlation (10Y) Calculated over the trailing 10-year period	0.64
Correlation (All Time) Calculated using the full available price history since Sep 8, 2011	0.66

The correlation between FGCKX and FSPSX has been stable across timeframes, ranging from 0.60 to 0.66 - a consistent structural relationship.

Return for Risk

FGCKX vs. FSPSX — Risk / Return Rank

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

FGCKX

FGCKX Risk / Return Rank: 62
FGCKX Sharpe Ratio Rank: 63
FGCKX Sortino Ratio Rank: 48
FGCKX Omega Ratio Rank: 52
FGCKX Calmar Ratio Rank: 78
FGCKX Martin Ratio Rank: 68

FSPSX

FSPSX Risk / Return Rank: 31
FSPSX Sharpe Ratio Rank: 30
FSPSX Sortino Ratio Rank: 30
FSPSX Omega Ratio Rank: 30
FSPSX Calmar Ratio Rank: 31
FSPSX Martin Ratio Rank: 35

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.

FGCKX vs. FSPSX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Growth Company K (FGCKX) and Fidelity International Index Fund (FSPSX). 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.

	FGCKX	FSPSX	Difference
Sharpe ratio: Return per unit of total volatility	2.13	1.45	+0.68
Sortino ratio: Return per unit of downside risk	2.68	2.07	+0.61
Omega ratio: Gain probability vs. loss probability	1.36	1.26	+0.10
Calmar ratio: Return relative to maximum drawdown	3.35	1.96	+1.39
Martin ratio: Return relative to average drawdown	12.27	7.32	+4.95

FGCKX vs. FSPSX - Sharpe Ratio Comparison

The current FGCKX Sharpe Ratio is 2.13, which is higher than the FSPSX Sharpe Ratio of 1.45. The chart below compares the historical Sharpe Ratios of FGCKX and FSPSX, 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

FGCKX vs. FSPSX - Drawdown Comparison

The maximum FGCKX drawdown since its inception was -51.01%, which is greater than FSPSX's maximum drawdown of -33.69%. Use the drawdown chart below to compare losses from any high point for FGCKX and FSPSX.

Drawdown Indicators

	FGCKX	FSPSX	Difference
Max Drawdown Largest peak-to-trough decline	-51.01%	-33.69%	-17.32%
Max Drawdown (1Y) Largest decline over 1 year	-12.55%	-11.39%	-1.16%
Max Drawdown (3Y) Largest decline over 3 years	-26.20%	-13.58%	-12.62%
Max Drawdown (5Y) Largest decline over 5 years	-40.21%	-29.41%	-10.80%
Max Drawdown (10Y) Largest decline over 10 years	-40.21%	-33.69%	-6.52%
Current Drawdown Current decline from peak	-3.92%	-2.06%	-1.86%
Average Drawdown Average peak-to-trough decline	-8.93%	-6.53%	-2.40%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.41%	3.04%	+0.37%

Volatility

FGCKX vs. FSPSX - Volatility Comparison

Fidelity Growth Company K (FGCKX) has a higher volatility of 7.78% compared to Fidelity International Index Fund (FSPSX) at 5.23%. This indicates that FGCKX's price experiences larger fluctuations and is considered to be riskier than FSPSX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FGCKX	FSPSX	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.78%	5.23%	+2.55%
Volatility (6M) Calculated over the trailing 6-month period	15.92%	12.85%	+3.07%
Volatility (1Y) Calculated over the trailing 1-year period	19.71%	15.38%	+4.33%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	24.22%	16.09%	+8.13%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	23.50%	16.33%	+7.17%

FGCKX vs. FSPSX - Expense Ratio Comparison

FGCKX has a 0.65% expense ratio, which is higher than FSPSX's 0.04% expense ratio.

Dividends

FGCKX vs. FSPSX - Dividend Comparison

FGCKX has not paid dividends to shareholders, while FSPSX's dividend yield for the trailing twelve months is around 2.91%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FGCKX Fidelity Growth Company K	0.00%	0.00%	8.80%	3.81%	7.16%	10.63%	8.83%	3.84%	6.38%	4.73%	6.20%	3.96%
FSPSX Fidelity International Index Fund	2.91%	3.15%	3.27%	2.79%	2.66%	3.07%	1.84%	3.18%	2.79%	2.50%	3.08%	2.79%

Frequently Asked Questions

Can I hold both FGCKX and FSPSX in my portfolio?

FGCKX and FSPSX have a correlation of 0.64, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, FGCKX or FSPSX?

FGCKX has higher volatility (7.78%) compared to FSPSX (5.23%). In terms of maximum drawdown, FGCKX dropped -51.01% vs FSPSX's -33.69%.

Which has better risk-adjusted returns?

FGCKX currently has the higher Sharpe Ratio (2.13 vs 1.45), 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.