NUSIX vs. FZOLX

Last updated Apr 1, 2026

Compare and contrast key facts about Navigator Ultra Short Term Bond Fund (NUSIX) and Fidelity SAI Low Duration Income Fund (FZOLX).

NUSIX is managed by Navigator Funds. It was launched on Mar 21, 2019. FZOLX is managed by Fidelity. It was launched on Oct 13, 2020.

Performance

NUSIX vs. FZOLX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Navigator Ultra Short Term Bond Fund (NUSIX) and Fidelity SAI Low Duration Income Fund (FZOLX). The values are adjusted to include any dividend payments, if applicable.

NUSIX vs. FZOLX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020
NUSIX Navigator Ultra Short Term Bond Fund	0.76%	4.63%	5.54%	5.64%	1.14%	0.36%	0.32%
FZOLX Fidelity SAI Low Duration Income Fund	0.40%	4.85%	5.59%	5.72%	0.34%	-0.04%	0.11%

Returns By Period

In the year-to-date period, NUSIX achieves a 0.76% return, which is significantly higher than FZOLX's 0.40% return.

NUSIX

• 1D: 0.06%
• 1M: 0.16%
• YTD: 0.76%
• 6M: 1.88%
• 1Y: 4.27%
• 3Y*: 5.11%
• 5Y*: 3.54%
• 10Y*: —

FZOLX

• 1D: 0.00%
• 1M: -0.20%
• YTD: 0.40%
• 6M: 1.58%
• 1Y: 3.97%
• 3Y*: 5.09%
• 5Y*: 3.36%
• 10Y*: —

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

NUSIX vs. FZOLX - Expense Ratio Comparison

NUSIX has a 0.71% expense ratio, which is higher than FZOLX's 0.22% expense ratio.

NUSIX

Navigator Ultra Short Term Bond Fund

FZOLX

Fidelity SAI Low Duration Income Fund

Return for Risk

NUSIX vs. FZOLX — Risk / Return Rank

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

NUSIX

NUSIX Risk / Return Rank: 100
NUSIX Sharpe Ratio Rank: 100
NUSIX Sortino Ratio Rank: 100
NUSIX Omega Ratio Rank: 100
NUSIX Calmar Ratio Rank: 100
NUSIX Martin Ratio Rank: 100

FZOLX

FZOLX Risk / Return Rank: 99
FZOLX Sharpe Ratio Rank: 99
FZOLX Sortino Ratio Rank: 100
FZOLX Omega Ratio Rank: 99
FZOLX Calmar Ratio Rank: 100
FZOLX Martin Ratio Rank: 100

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.

NUSIX vs. FZOLX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Navigator Ultra Short Term Bond Fund (NUSIX) and Fidelity SAI Low Duration Income Fund (FZOLX). 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.

	NUSIX	FZOLX	Difference
Sharpe ratio Return per unit of total volatility	6.58	3.35	+3.22
Sortino ratio Return per unit of downside risk	20.79	10.47	+10.32
Omega ratio Gain probability vs. loss probability	10.67	3.53	+7.13
Calmar ratio Return relative to maximum drawdown	43.05	14.91	+28.14
Martin ratio Return relative to average drawdown	277.18	69.67	+207.51
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

NUSIX vs. FZOLX - Sharpe Ratio Comparison

The current NUSIX Sharpe Ratio is 6.58, which is higher than the FZOLX Sharpe Ratio of 3.35. The chart below compares the historical Sharpe Ratios of NUSIX and FZOLX, 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

	NUSIX	FZOLX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	6.58	3.35	+3.22
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	4.68	2.84	+1.84
Sharpe Ratio (All Time) Calculated using the full available price history	3.67	2.67	+1.00

Correlation

The correlation between NUSIX and FZOLX is 0.12, 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

NUSIX vs. FZOLX - Dividend Comparison

NUSIX's dividend yield for the trailing twelve months is around 4.20%, less than FZOLX's 4.82% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019
NUSIX Navigator Ultra Short Term Bond Fund	4.20%	4.25%	5.23%	4.92%	1.74%	0.66%	1.08%	1.99%
FZOLX Fidelity SAI Low Duration Income Fund	4.82%	5.26%	5.15%	4.03%	1.14%	0.16%	0.01%	0.00%

Drawdowns

NUSIX vs. FZOLX - Drawdown Comparison

The maximum NUSIX drawdown since its inception was -2.69%, which is greater than FZOLX's maximum drawdown of -1.10%. Use the drawdown chart below to compare losses from any high point for NUSIX and FZOLX.

Drawdown Indicators

	NUSIX	FZOLX	Difference
Max Drawdown Largest peak-to-trough decline	-2.69%	-1.10%	-1.59%
Max Drawdown (1Y) Largest decline over 1 year	-0.10%	-0.30%	+0.20%
Max Drawdown (5Y) Largest decline over 5 years	-0.80%	-1.10%	+0.30%
Current Drawdown Current decline from peak	0.00%	-0.20%	+0.20%
Average Drawdown Average peak-to-trough decline	-0.08%	-0.14%	+0.06%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.02%	0.06%	-0.04%

Volatility

NUSIX vs. FZOLX - Volatility Comparison

The current volatility for Navigator Ultra Short Term Bond Fund (NUSIX) is 0.18%, while Fidelity SAI Low Duration Income Fund (FZOLX) has a volatility of 0.25%. This indicates that NUSIX experiences smaller price fluctuations and is considered to be less risky than FZOLX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	NUSIX	FZOLX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.18%	0.25%	-0.07%
Volatility (6M) Calculated over the trailing 6-month period	0.44%	0.88%	-0.44%
Volatility (1Y) Calculated over the trailing 1-year period	0.65%	1.31%	-0.66%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	0.76%	1.19%	-0.43%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	0.83%	1.14%	-0.31%