FCDSX vs. FZROX

Last updated Apr 1, 2026

Compare and contrast key facts about Fidelity Series International Credit Fund (FCDSX) and Fidelity ZERO Total Market Index Fund (FZROX).

FCDSX is managed by Fidelity. It was launched on Jul 25, 2017. FZROX is managed by Fidelity.

Performance

FCDSX vs. FZROX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Series International Credit Fund (FCDSX) and Fidelity ZERO Total Market Index Fund (FZROX). The values are adjusted to include any dividend payments, if applicable.

FCDSX vs. FZROX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
FCDSX Fidelity Series International Credit Fund	-0.47%	7.22%	8.47%	7.64%	-17.34%	-0.07%	8.34%	13.86%	-0.67%
FZROX Fidelity ZERO Total Market Index Fund	-6.77%	17.23%	23.94%	26.20%	-19.21%	26.00%	20.51%	31.15%	-12.72%

Returns By Period

In the year-to-date period, FCDSX achieves a -0.47% return, which is significantly higher than FZROX's -6.77% return.

FCDSX

• 1D: 0.36%
• 1M: -2.44%
• YTD: -0.47%
• 6M: 0.79%
• 1Y: 4.94%
• 3Y*: 7.23%
• 5Y*: 0.98%
• 10Y*: —

FZROX

• 1D: -0.45%
• 1M: -7.71%
• YTD: -6.77%
• 6M: -4.49%
• 1Y: 14.82%
• 3Y*: 16.81%
• 5Y*: 10.36%
• 10Y*: —

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

FCDSX vs. FZROX - Expense Ratio Comparison

FCDSX has a 0.00% expense ratio, which is lower than FZROX's 0.00% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

FCDSX

Fidelity Series International Credit Fund

FZROX

Fidelity ZERO Total Market Index Fund

Return for Risk

FCDSX vs. FZROX — Risk / Return Rank

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

FCDSX

FCDSX Risk / Return Rank: 83
FCDSX Sharpe Ratio Rank: 86
FCDSX Sortino Ratio Rank: 86
FCDSX Omega Ratio Rank: 80
FCDSX Calmar Ratio Rank: 80
FCDSX Martin Ratio Rank: 84

FZROX

FZROX Risk / Return Rank: 46
FZROX Sharpe Ratio Rank: 41
FZROX Sortino Ratio Rank: 45
FZROX Omega Ratio Rank: 49
FZROX Calmar Ratio Rank: 41
FZROX Martin Ratio Rank: 53

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.

FCDSX vs. FZROX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Series International Credit Fund (FCDSX) and Fidelity ZERO Total Market Index Fund (FZROX). 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.

	FCDSX	FZROX	Difference
Sharpe ratio Return per unit of total volatility	1.66	0.84	+0.83
Sortino ratio Return per unit of downside risk	2.33	1.30	+1.03
Omega ratio Gain probability vs. loss probability	1.31	1.20	+0.12
Calmar ratio Return relative to maximum drawdown	1.91	1.05	+0.86
Martin ratio Return relative to average drawdown	8.64	5.11	+3.53
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

FCDSX vs. FZROX - Sharpe Ratio Comparison

The current FCDSX Sharpe Ratio is 1.66, which is higher than the FZROX Sharpe Ratio of 0.84. The chart below compares the historical Sharpe Ratios of FCDSX and FZROX, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	FCDSX	FZROX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.66	0.84	+0.83
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.22	0.60	-0.37
Sharpe Ratio (All Time) Calculated using the full available price history	0.70	0.61	+0.10

Correlation

The correlation between FCDSX and FZROX is 0.08, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

FCDSX vs. FZROX - Dividend Comparison

FCDSX's dividend yield for the trailing twelve months is around 4.60%, more than FZROX's 1.10% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017
FCDSX Fidelity Series International Credit Fund	4.60%	4.58%	4.81%	3.67%	6.73%	3.04%	6.58%	7.12%	4.17%	1.90%
FZROX Fidelity ZERO Total Market Index Fund	1.10%	1.02%	1.16%	1.36%	1.57%	1.25%	1.27%	1.51%	0.00%	0.00%

Drawdowns

FCDSX vs. FZROX - Drawdown Comparison

The maximum FCDSX drawdown since its inception was -22.33%, smaller than the maximum FZROX drawdown of -34.96%. Use the drawdown chart below to compare losses from any high point for FCDSX and FZROX.

Drawdown Indicators

	FCDSX	FZROX	Difference
Max Drawdown Largest peak-to-trough decline	-22.33%	-34.96%	+12.63%
Max Drawdown (1Y) Largest decline over 1 year	-2.78%	-12.44%	+9.66%
Max Drawdown (5Y) Largest decline over 5 years	-22.33%	-25.12%	+2.79%
Current Drawdown Current decline from peak	-2.44%	-8.89%	+6.45%
Average Drawdown Average peak-to-trough decline	-5.14%	-5.61%	+0.47%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.61%	2.56%	-1.95%

Volatility

FCDSX vs. FZROX - Volatility Comparison

The current volatility for Fidelity Series International Credit Fund (FCDSX) is 1.29%, while Fidelity ZERO Total Market Index Fund (FZROX) has a volatility of 4.41%. This indicates that FCDSX experiences smaller price fluctuations and is considered to be less risky than FZROX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FCDSX	FZROX	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.29%	4.41%	-3.12%
Volatility (6M) Calculated over the trailing 6-month period	1.94%	9.34%	-7.40%
Volatility (1Y) Calculated over the trailing 1-year period	2.99%	18.49%	-15.50%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	4.41%	17.40%	-12.99%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.14%	20.25%	-16.11%