SADIX vs. BUSIX

Last updated Jun 23, 2026

SADIX (Allspring Ultra Short-Term Income Fund) and BUSIX (Sterling Capital Ultra Short Bond Fund) are both Ultrashort Bond funds. At a 0.41 correlation, their price movements are largely independent. SADIX charges 0.26%/yr vs 0.27%/yr for BUSIX.

Performance

SADIX vs. BUSIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Allspring Ultra Short-Term Income Fund (SADIX) and Sterling Capital Ultra Short Bond Fund (BUSIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

SADIX

• 1D: 0.00%
• 1M: 0.24%
• YTD: 1.38%
• 6M: 1.75%
• 1Y: 4.52%
• 3Y*: 5.63%
• 5Y*: 3.70%
• 10Y*: 2.91%

BUSIX

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

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

SADIX vs. BUSIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
SADIX Allspring Ultra Short-Term Income Fund	1.38%	5.28%	6.34%	6.27%	-0.56%	0.22%	2.73%	3.82%	1.68%	1.50%
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 SADIX and BUSIX is 0.19, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.19
Correlation (3Y) Calculated over the trailing 3-year period	0.39
Correlation (5Y) Calculated over the trailing 5-year period	0.41
Correlation (10Y) Calculated over the trailing 10-year period	0.44
Correlation (All Time) Calculated using the full available price history since Jan 2, 2013	0.41

Over the past year, the correlation between SADIX and BUSIX has dropped to 0.19 - well below their long-term average of 0.41, suggesting their price drivers have been diverging.

Return for Risk

SADIX vs. BUSIX — Risk / Return Rank

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

SADIX

SADIX Risk / Return Rank: 98
SADIX Sharpe Ratio Rank: 96
SADIX Sortino Ratio Rank: 99
SADIX Omega Ratio Rank: 99
SADIX Calmar Ratio Rank: 99
SADIX Martin Ratio Rank: 99

BUSIX

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

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.

SADIX vs. BUSIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Allspring Ultra Short-Term Income Fund (SADIX) 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	SADIX	BUSIX	Difference
Sharpe ratio: Return per unit of total volatility	3.13	—	—
Sortino ratio: Return per unit of downside risk	9.02	—	—
Omega ratio: Gain probability vs. loss probability	3.07	—	—
Calmar ratio: Return relative to maximum drawdown	13.40	—	—
Martin ratio: Return relative to average drawdown	51.49	—	—

Drawdowns

Drawdown Indicators

	SADIX	BUSIX	Difference
Max Drawdown Largest peak-to-trough decline	-7.34%	—	—
Max Drawdown (1Y) Largest decline over 1 year	-0.34%	—	—
Max Drawdown (3Y) Largest decline over 3 years	-0.57%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-2.16%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-4.67%	—	—
Current Drawdown Current decline from peak	-0.23%	—	—
Average Drawdown Average peak-to-trough decline	-0.37%	—	—
Ulcer Index Depth and duration of drawdowns from previous peaks	0.09%	—	—

Volatility

Volatility by Period

	SADIX	BUSIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.51%	—	—
Volatility (6M) Calculated over the trailing 6-month period	1.06%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	1.45%	—	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	1.41%	—	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	1.34%	—	—

SADIX vs. BUSIX - Expense Ratio Comparison

SADIX has a 0.26% 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

SADIX vs. BUSIX - Dividend Comparison

SADIX's dividend yield for the trailing twelve months is around 4.30%, more 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%
SADIX Allspring Ultra Short-Term Income Fund	4.30%	4.45%	4.39%	2.99%	1.44%	0.80%	1.85%	2.44%	2.03%	1.49%	1.36%	1.11%

Frequently Asked Questions

Can I hold both SADIX and BUSIX in my portfolio?

SADIX and BUSIX have a correlation of 0.19, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.