FDKFX vs. VTMGX

Last updated Jun 24, 2026

FDKFX (Fidelity International Discovery K6 Fund) and VTMGX (Vanguard Developed Markets Index Fund Admiral Shares) are both Foreign Large Cap Equities funds. Over the past 5 years, FDKFX returned 7.85%/yr vs 10.34%/yr for VTMGX. Their correlation of 0.95 suggests significant overlap in exposure. FDKFX charges 0.60%/yr vs 0.07%/yr for VTMGX.

Performance

FDKFX vs. VTMGX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity International Discovery K6 Fund (FDKFX) and Vanguard Developed Markets Index Fund Admiral Shares (VTMGX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FDKFX achieves a 14.97% return, which is significantly lower than VTMGX's 16.54% return.

FDKFX

• 1D: 0.37%
• 1M: 4.02%
• YTD: 14.97%
• 6M: 15.25%
• 1Y: 28.22%
• 3Y*: 20.18%
• 5Y*: 7.85%
• 10Y*: —

VTMGX

• 1D: 0.04%
• 1M: 3.10%
• YTD: 16.54%
• 6M: 16.37%
• 1Y: 34.33%
• 3Y*: 20.61%
• 5Y*: 10.34%
• 10Y*: 10.99%

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

FDKFX vs. VTMGX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
FDKFX Fidelity International Discovery K6 Fund	14.97%	29.31%	11.14%	14.40%	-24.74%	11.20%	21.50%	11.81%
VTMGX Vanguard Developed Markets Index Fund Admiral Shares	16.54%	35.17%	3.03%	17.65%	-15.33%	11.39%	10.25%	9.86%

Correlation

The correlation between FDKFX and VTMGX is 0.90, 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	0.90
Correlation (3Y) Calculated over the trailing 3-year period	0.92
Correlation (5Y) Calculated over the trailing 5-year period	0.94
Correlation (All Time) Calculated using the full available price history since Jun 13, 2019	0.95

The correlation between FDKFX and VTMGX has been stable across timeframes, ranging from 0.90 to 0.95 - a consistent structural relationship.

Return for Risk

FDKFX vs. VTMGX — Risk / Return Rank

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

FDKFX

FDKFX Risk / Return Rank: 37
FDKFX Sharpe Ratio Rank: 36
FDKFX Sortino Ratio Rank: 34
FDKFX Omega Ratio Rank: 34
FDKFX Calmar Ratio Rank: 38
FDKFX Martin Ratio Rank: 42

VTMGX

VTMGX Risk / Return Rank: 65
VTMGX Sharpe Ratio Rank: 69
VTMGX Sortino Ratio Rank: 60
VTMGX Omega Ratio Rank: 64
VTMGX Calmar Ratio Rank: 69
VTMGX Martin Ratio Rank: 63

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.

FDKFX vs. VTMGX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity International Discovery K6 Fund (FDKFX) and Vanguard Developed Markets Index Fund Admiral Shares (VTMGX). 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.

	FDKFX	VTMGX	Difference
Sharpe ratio: Return per unit of total volatility	1.62	2.22	-0.60
Sortino ratio: Return per unit of downside risk	2.28	2.98	-0.70
Omega ratio: Gain probability vs. loss probability	1.29	1.41	-0.12
Calmar ratio: Return relative to maximum drawdown	2.23	3.03	-0.81
Martin ratio: Return relative to average drawdown	8.51	11.62	-3.11

FDKFX vs. VTMGX - Sharpe Ratio Comparison

The current FDKFX Sharpe Ratio is 1.62, which is comparable to the VTMGX Sharpe Ratio of 2.22. The chart below compares the historical Sharpe Ratios of FDKFX and VTMGX, 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

FDKFX vs. VTMGX - Drawdown Comparison

The maximum FDKFX drawdown since its inception was -36.63%, smaller than the maximum VTMGX drawdown of -60.58%. Use the drawdown chart below to compare losses from any high point for FDKFX and VTMGX.

Drawdown Indicators

	FDKFX	VTMGX	Difference
Max Drawdown Largest peak-to-trough decline	-36.63%	-60.58%	+23.95%
Max Drawdown (1Y) Largest decline over 1 year	-13.12%	-11.67%	-1.45%
Max Drawdown (3Y) Largest decline over 3 years	-14.64%	-13.18%	-1.46%
Max Drawdown (5Y) Largest decline over 5 years	-36.63%	-29.71%	-6.92%
Max Drawdown (10Y) Largest decline over 10 years	—	-35.68%	—
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-9.47%	-14.63%	+5.16%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.42%	3.04%	+0.38%

Volatility

FDKFX vs. VTMGX - Volatility Comparison

Fidelity International Discovery K6 Fund (FDKFX) and Vanguard Developed Markets Index Fund Admiral Shares (VTMGX) have volatilities of 6.38% and 6.17%, 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

	FDKFX	VTMGX	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.38%	6.17%	+0.21%
Volatility (6M) Calculated over the trailing 6-month period	15.40%	13.63%	+1.77%
Volatility (1Y) Calculated over the trailing 1-year period	18.10%	15.96%	+2.14%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.33%	16.04%	+1.29%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.90%	16.56%	+2.34%

FDKFX vs. VTMGX - Expense Ratio Comparison

FDKFX has a 0.60% expense ratio, which is higher than VTMGX's 0.07% expense ratio.

Dividends

FDKFX vs. VTMGX - Dividend Comparison

FDKFX's dividend yield for the trailing twelve months is around 2.67%, more than VTMGX's 2.49% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FDKFX Fidelity International Discovery K6 Fund	2.67%	3.07%	4.06%	1.62%	0.99%	1.90%	0.60%	0.80%	0.00%	0.00%	0.00%	0.00%
VTMGX Vanguard Developed Markets Index Fund Admiral Shares	2.49%	3.20%	3.34%	3.14%	2.88%	3.14%	2.02%	3.03%	3.33%	2.77%	3.06%	2.91%

Frequently Asked Questions

Can I hold both FDKFX and VTMGX in my portfolio?

With a correlation of 0.90, FDKFX and VTMGX 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, FDKFX or VTMGX?

FDKFX has higher volatility (6.38%) compared to VTMGX (6.17%). In terms of maximum drawdown, FDKFX dropped -36.63% vs VTMGX's -60.58%.

Which has better risk-adjusted returns?

VTMGX currently has the higher Sharpe Ratio (2.22 vs 1.62), 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.