NTAUX vs. BUSIX

Last updated Jun 5, 2026

NTAUX (Northern Tax-Advantaged U-S Fixed Income) and BUSIX (Sterling Capital Ultra Short Bond Fund) are both Ultrashort Bond funds. At a 0.15 correlation, their price movements are largely independent. NTAUX charges 0.25%/yr vs 0.27%/yr for BUSIX.

Performance

NTAUX vs. BUSIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Northern Tax-Advantaged U-S Fixed Income (NTAUX) and Sterling Capital Ultra Short Bond Fund (BUSIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

NTAUX

• 1D: 0.00%
• 1M: 0.36%
• YTD: 0.95%
• 6M: 1.15%
• 1Y: 2.92%
• 3Y*: 3.19%
• 5Y*: 1.85%
• 10Y*: 1.59%

BUSIX

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

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

NTAUX vs. BUSIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
NTAUX Northern Tax-Advantaged U-S Fixed Income	0.95%	2.60%	3.52%	4.06%	-1.59%	-0.03%	1.49%	2.52%	1.39%	0.83%
BUSIX Sterling Capital Ultra Short Bond Fund	0.83%	4.93%	5.87%	5.09%	0.32%	0.31%	2.16%	3.27%	1.66%	1.37%

Correlation

The correlation between NTAUX and BUSIX is 0.00, 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	0.00
Correlation (3Y) Calculated over the trailing 3-year period	0.16
Correlation (5Y) Calculated over the trailing 5-year period	0.19
Correlation (10Y) Calculated over the trailing 10-year period	0.17
Correlation (All Time) Calculated using the full available price history since Jan 3, 2013	0.15

The correlation between NTAUX and BUSIX shifts across timeframes, from 0.00 (1 year) to 0.19 (5 years), reflecting how their relationship changes across market environments.

Return for Risk

NTAUX vs. BUSIX — Risk / Return Rank

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

NTAUX

NTAUX Risk / Return Rank: 89
NTAUX Sharpe Ratio Rank: 83
NTAUX Sortino Ratio Rank: 97
NTAUX Omega Ratio Rank: 98
NTAUX Calmar Ratio Rank: 89
NTAUX Martin Ratio Rank: 76

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.

NTAUX vs. BUSIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Northern Tax-Advantaged U-S Fixed Income (NTAUX) and Sterling Capital Ultra Short Bond Fund (BUSIX). 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.

	NTAUX	BUSIX	Difference
Sharpe ratio: Return per unit of total volatility	2.69	—	—
Sortino ratio: Return per unit of downside risk	5.95	—	—
Omega ratio: Gain probability vs. loss probability	2.28	—	—
Calmar ratio: Return relative to maximum drawdown	4.36	—	—
Martin ratio: Return relative to average drawdown	14.09	—	—
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

Sharpe Ratios by Period

	NTAUX	BUSIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.69	—	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	1.73	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	1.64	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.60	—	—

Drawdowns

Drawdown Indicators

	NTAUX	BUSIX	Difference
Max Drawdown Largest peak-to-trough decline	-2.95%	—	—
Max Drawdown (1Y) Largest decline over 1 year	-0.68%	—	—
Max Drawdown (3Y) Largest decline over 3 years	-0.88%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-2.95%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-2.95%	—	—
Current Drawdown Current decline from peak	0.00%	—	—
Average Drawdown Average peak-to-trough decline	-0.20%	—	—
Ulcer Index Depth and duration of drawdowns from previous peaks	0.21%	—	—

Volatility

Volatility by Period

	NTAUX	BUSIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.41%	—	—
Volatility (6M) Calculated over the trailing 6-month period	0.82%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	1.11%	—	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	1.08%	—	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	0.97%	—	—

NTAUX vs. BUSIX - Expense Ratio Comparison

NTAUX has a 0.25% expense ratio, which is lower than BUSIX's 0.27% 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%.

Dividends

NTAUX vs. BUSIX - Dividend Comparison

NTAUX's dividend yield for the trailing twelve months is around 2.78%, less than BUSIX's 3.19% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BUSIX Sterling Capital Ultra Short Bond Fund	3.19%	4.29%	4.65%	3.48%	1.87%	1.24%	1.72%	2.60%	2.05%	1.57%	1.74%	1.36%
NTAUX Northern Tax-Advantaged U-S Fixed Income	2.78%	2.27%	3.15%	1.96%	0.68%	0.46%	1.09%	1.69%	1.38%	0.93%	0.81%	0.61%

Frequently Asked Questions

Can I hold both NTAUX and BUSIX in my portfolio?

NTAUX and BUSIX have a correlation of 0.00, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.