FGBYX vs. FNILX

Last updated Jun 4, 2026

FGBYX (Fidelity Advisor Global Credit Fund Class C) and FNILX (Fidelity ZERO Large Cap Index Fund) are both mutual funds - FGBYX is a Global Bonds fund managed by Fidelity, while FNILX is a Large Cap Blend Equities fund managed by Fidelity. At a 0.06 correlation, their price movements are largely independent. FGBYX charges 1.70%/yr vs 0.00%/yr for FNILX.

Performance

FGBYX vs. FNILX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Advisor Global Credit Fund Class C (FGBYX) and Fidelity ZERO Large Cap Index Fund (FNILX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

FGBYX

• 1D: —
• 1M: —
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

FNILX

• 1D: 0.26%
• 1M: 6.04%
• YTD: 11.56%
• 6M: 11.44%
• 1Y: 28.65%
• 3Y*: 23.01%
• 5Y*: 14.13%
• 10Y*: —

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

FGBYX vs. FNILX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
FGBYX Fidelity Advisor Global Credit Fund Class C	0.00%	6.94%	7.36%	5.92%	-20.47%	-1.50%	7.23%	13.34%	-1.22%
FNILX Fidelity ZERO Large Cap Index Fund	11.56%	17.81%	25.47%	27.45%	-19.37%	26.67%	21.13%	31.79%	-13.60%

Correlation

The correlation between FGBYX and FNILX is 0.04, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.04
Correlation (3Y) Calculated over the trailing 3-year period	0.16
Correlation (5Y) Calculated over the trailing 5-year period	0.14
Correlation (All Time) Calculated using the full available price history since Oct 1, 2018	0.06

The correlation between FGBYX and FNILX shifts across timeframes, from 0.04 (1 year) to 0.16 (3 years), reflecting how their relationship changes across market environments.

Return for Risk

FGBYX vs. FNILX — Risk / Return Rank

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

FNILX

FNILX Risk / Return Rank: 71
FNILX Sharpe Ratio Rank: 73
FNILX Sortino Ratio Rank: 65
FNILX Omega Ratio Rank: 64
FNILX Calmar Ratio Rank: 72
FNILX Martin Ratio Rank: 80

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.

FGBYX vs. FNILX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Advisor Global Credit Fund Class C (FGBYX) and Fidelity ZERO Large Cap Index Fund (FNILX). 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.

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

Sharpe Ratios by Period

	FGBYX	FNILX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	2.48	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.82	—
Sharpe Ratio (All Time) Calculated using the full available price history	—	0.76	—

Drawdowns

Drawdown Indicators

	FGBYX	FNILX	Difference
Max Drawdown Largest peak-to-trough decline	—	-33.76%	—
Max Drawdown (1Y) Largest decline over 1 year	—	-9.01%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-19.08%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-25.40%	—
Current Drawdown Current decline from peak	—	0.00%	—
Average Drawdown Average peak-to-trough decline	—	-5.37%	—
Ulcer Index Depth and duration of drawdowns from previous peaks	—	1.97%	—

Volatility

Volatility by Period

	FGBYX	FNILX	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	2.88%	—
Volatility (6M) Calculated over the trailing 6-month period	—	8.99%	—
Volatility (1Y) Calculated over the trailing 1-year period	—	11.93%	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	—	17.25%	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	—	20.04%	—

FGBYX vs. FNILX - Expense Ratio Comparison

FGBYX has a 1.70% expense ratio, which is higher than FNILX's 0.00% expense ratio.

Dividends

FGBYX vs. FNILX - Dividend Comparison

FGBYX's dividend yield for the trailing twelve months is around 1.39%, more than FNILX's 0.91% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FGBYX Fidelity Advisor Global Credit Fund Class C	1.39%	2.35%	2.71%	2.71%	5.37%	1.53%	2.76%	2.71%	1.47%	1.00%	2.13%	1.66%
FNILX Fidelity ZERO Large Cap Index Fund	0.91%	1.01%	1.09%	1.34%	1.53%	0.95%	1.20%	1.17%	0.53%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both FGBYX and FNILX in my portfolio?

FGBYX and FNILX have a correlation of 0.04, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.