FEPIX vs. FNILX

Last updated Jun 3, 2026

FEPIX (Fidelity Total Bond Fund) and FNILX (Fidelity ZERO Large Cap Index Fund) are both mutual funds - FEPIX is a Total Bond Market fund managed by Fidelity, while FNILX is a Large Cap Blend Equities fund managed by Fidelity. Over the past 5 years, FEPIX returned 0.52%/yr vs 13.98%/yr for FNILX. At a 0.10 correlation, their price movements are largely independent. FEPIX charges 0.50%/yr vs 0.00%/yr for FNILX.

Performance

FEPIX vs. FNILX - Performance Comparison

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

Returns By Period

In the year-to-date period, FEPIX achieves a 0.44% return, which is significantly lower than FNILX's 11.27% return.

FEPIX

• 1D: -0.10%
• 1M: 0.04%
• YTD: 0.44%
• 6M: 0.48%
• 1Y: 5.59%
• 3Y*: 4.52%
• 5Y*: 0.52%
• 10Y*: 2.34%

FNILX

• 1D: 0.30%
• 1M: 5.40%
• YTD: 11.27%
• 6M: 11.56%
• 1Y: 29.11%
• 3Y*: 22.90%
• 5Y*: 13.98%
• 10Y*: —

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

FEPIX vs. FNILX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
FEPIX Fidelity Total Bond Fund	0.44%	7.45%	1.71%	6.79%	-13.55%	-0.46%	9.29%	9.83%	0.33%
FNILX Fidelity ZERO Large Cap Index Fund	11.27%	17.81%	25.47%	27.45%	-19.37%	26.67%	21.13%	31.79%	-13.60%

Correlation

The correlation between FEPIX and FNILX is 0.25, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.25
Correlation (3Y) Calculated over the trailing 3-year period	0.22
Correlation (5Y) Calculated over the trailing 5-year period	0.17
Correlation (All Time) Calculated using the full available price history since Oct 1, 2018	0.10

The correlation between FEPIX and FNILX shifts across timeframes, from 0.10 (all time) to 0.25 (1 year), reflecting how their relationship changes across market environments.

Return for Risk

FEPIX vs. FNILX — Risk / Return Rank

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

FEPIX

FEPIX Risk / Return Rank: 23
FEPIX Sharpe Ratio Rank: 22
FEPIX Sortino Ratio Rank: 24
FEPIX Omega Ratio Rank: 20
FEPIX Calmar Ratio Rank: 28
FEPIX Martin Ratio Rank: 23

FNILX

FNILX Risk / Return Rank: 71
FNILX Sharpe Ratio Rank: 74
FNILX Sortino Ratio Rank: 65
FNILX Omega Ratio Rank: 65
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.

FEPIX vs. FNILX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Total Bond Fund (FEPIX) 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.

	FEPIX	FNILX	Difference
Sharpe ratio Return per unit of total volatility	1.37	2.50	-1.12
Sortino ratio Return per unit of downside risk	2.09	3.38	-1.29
Omega ratio Gain probability vs. loss probability	1.24	1.45	-0.21
Calmar ratio Return relative to maximum drawdown	2.02	3.30	-1.28
Martin ratio Return relative to average drawdown	6.05	15.12	-9.07
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

FEPIX vs. FNILX - Sharpe Ratio Comparison

The current FEPIX Sharpe Ratio is 1.37, which is lower than the FNILX Sharpe Ratio of 2.50. The chart below compares the historical Sharpe Ratios of FEPIX and FNILX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	FEPIX	FNILX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.37	2.50	-1.12
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.09	0.81	-0.72
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.50	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.90	0.76	+0.14

Drawdowns

FEPIX vs. FNILX - Drawdown Comparison

The maximum FEPIX drawdown since its inception was -18.40%, smaller than the maximum FNILX drawdown of -33.76%. Use the drawdown chart below to compare losses from any high point for FEPIX and FNILX.

Drawdown Indicators

	FEPIX	FNILX	Difference
Max Drawdown Largest peak-to-trough decline	-18.40%	-33.76%	+15.36%
Max Drawdown (1Y) Largest decline over 1 year	-2.91%	-9.01%	+6.10%
Max Drawdown (3Y) Largest decline over 3 years	-5.85%	-19.08%	+13.23%
Max Drawdown (5Y) Largest decline over 5 years	-18.40%	-25.40%	+7.00%
Max Drawdown (10Y) Largest decline over 10 years	-18.40%	—	—
Current Drawdown Current decline from peak	-1.42%	0.00%	-1.42%
Average Drawdown Average peak-to-trough decline	-2.47%	-5.37%	+2.90%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.97%	1.97%	-1.00%

Volatility

FEPIX vs. FNILX - Volatility Comparison

The current volatility for Fidelity Total Bond Fund (FEPIX) is 1.35%, while Fidelity ZERO Large Cap Index Fund (FNILX) has a volatility of 2.88%. This indicates that FEPIX experiences smaller price fluctuations and is considered to be less risky than FNILX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FEPIX	FNILX	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.35%	2.88%	-1.53%
Volatility (6M) Calculated over the trailing 6-month period	2.79%	9.00%	-6.21%
Volatility (1Y) Calculated over the trailing 1-year period	3.93%	11.95%	-8.02%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	5.67%	17.25%	-11.58%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.73%	20.04%	-15.31%

FEPIX vs. FNILX - Expense Ratio Comparison

FEPIX has a 0.50% expense ratio, which is higher than FNILX's 0.00% expense ratio.

Dividends

FEPIX vs. FNILX - Dividend Comparison

FEPIX's dividend yield for the trailing twelve months is around 4.31%, more than FNILX's 0.91% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FEPIX Fidelity Total Bond Fund	4.31%	4.31%	3.74%	3.74%	2.49%	1.87%	5.17%	2.97%	3.14%	2.92%	3.55%	3.25%
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 FEPIX and FNILX in my portfolio?

FEPIX and FNILX have a correlation of 0.25, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, FEPIX or FNILX?

FNILX has higher volatility (2.88%) compared to FEPIX (1.35%). In terms of maximum drawdown, FEPIX dropped -18.40% vs FNILX's -33.76%.

Which has better risk-adjusted returns?

FNILX currently has the higher Sharpe Ratio (2.50 vs 1.37), 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.