WFTAX vs. EKBAX

Last updated Jun 23, 2026

WFTAX (Allspring Intermediate Tax/AMT-Free Fund) and EKBAX (Allspring Diversified Capital Builder Fund) are both mutual funds - WFTAX is a Municipal Bonds fund managed by Allspring Global Investments, while EKBAX is a Diversified Portfolio fund managed by Allspring Global Investments. Over the past 10 years, WFTAX returned 1.70%/yr vs 16.50%/yr for EKBAX. At a correlation of -0.07, they often move in opposite directions. WFTAX charges 0.70%/yr vs 1.10%/yr for EKBAX.

Performance

WFTAX vs. EKBAX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Allspring Intermediate Tax/AMT-Free Fund (WFTAX) and Allspring Diversified Capital Builder Fund (EKBAX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, WFTAX achieves a 1.26% return, which is significantly lower than EKBAX's 36.76% return. Over the past 10 years, WFTAX has underperformed EKBAX with an annualized return of 1.70%, while EKBAX has yielded a comparatively higher 16.50% annualized return.

WFTAX

• 1D: 0.00%
• 1M: 1.17%
• YTD: 1.26%
• 6M: 1.70%
• 1Y: 5.51%
• 3Y*: 3.36%
• 5Y*: 0.90%
• 10Y*: 1.70%

EKBAX

• 1D: 1.77%
• 1M: 8.27%
• YTD: 36.76%
• 6M: 36.31%
• 1Y: 60.97%
• 3Y*: 30.90%
• 5Y*: 19.63%
• 10Y*: 16.50%

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

WFTAX vs. EKBAX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
WFTAX Allspring Intermediate Tax/AMT-Free Fund	1.26%	4.01%	1.76%	4.25%	-6.63%	1.03%	3.91%	6.15%	0.91%	4.41%
EKBAX Allspring Diversified Capital Builder Fund	36.76%	21.87%	21.75%	22.23%	-13.47%	19.61%	12.66%	32.99%	-5.55%	14.43%

Correlation

The correlation between WFTAX and EKBAX is 0.11, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.11
Correlation (3Y) Calculated over the trailing 3-year period	0.10
Correlation (5Y) Calculated over the trailing 5-year period	0.09
Correlation (10Y) Calculated over the trailing 10-year period	0.04
Correlation (All Time) Calculated using the full available price history since Jul 31, 2007	-0.07

The correlation between WFTAX and EKBAX shifts across timeframes, from -0.07 (all time) to 0.11 (1 year), reflecting how their relationship changes across market environments.

Return for Risk

WFTAX vs. EKBAX — Risk / Return Rank

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

WFTAX

WFTAX Risk / Return Rank: 69
WFTAX Sharpe Ratio Rank: 88
WFTAX Sortino Ratio Rank: 90
WFTAX Omega Ratio Rank: 95
WFTAX Calmar Ratio Rank: 38
WFTAX Martin Ratio Rank: 36

EKBAX

EKBAX Risk / Return Rank: 95
EKBAX Sharpe Ratio Rank: 97
EKBAX Sortino Ratio Rank: 90
EKBAX Omega Ratio Rank: 89
EKBAX Calmar Ratio Rank: 98
EKBAX Martin Ratio Rank: 98

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.

WFTAX vs. EKBAX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Allspring Intermediate Tax/AMT-Free Fund (WFTAX) and Allspring Diversified Capital Builder Fund (EKBAX). 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.

	WFTAX	EKBAX	Difference
Sharpe ratio: Return per unit of total volatility	2.65	3.39	-0.74
Sortino ratio: Return per unit of downside risk	4.08	4.14	-0.06
Omega ratio: Gain probability vs. loss probability	1.74	1.59	+0.15
Calmar ratio: Return relative to maximum drawdown	2.23	8.40	-6.16
Martin ratio: Return relative to average drawdown	7.56	32.73	-25.17

WFTAX vs. EKBAX - Sharpe Ratio Comparison

The current WFTAX Sharpe Ratio is 2.65, which is comparable to the EKBAX Sharpe Ratio of 3.39. The chart below compares the historical Sharpe Ratios of WFTAX and EKBAX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

WFTAX vs. EKBAX - Drawdown Comparison

The maximum WFTAX drawdown since its inception was -10.52%, smaller than the maximum EKBAX drawdown of -55.64%. Use the drawdown chart below to compare losses from any high point for WFTAX and EKBAX.

Drawdown Indicators

	WFTAX	EKBAX	Difference
Max Drawdown Largest peak-to-trough decline	-10.52%	-55.64%	+45.12%
Max Drawdown (1Y) Largest decline over 1 year	-2.43%	-7.32%	+4.89%
Max Drawdown (3Y) Largest decline over 3 years	-3.97%	-23.55%	+19.58%
Max Drawdown (5Y) Largest decline over 5 years	-10.52%	-24.84%	+14.32%
Max Drawdown (10Y) Largest decline over 10 years	-10.52%	-32.33%	+21.81%
Current Drawdown Current decline from peak	-0.51%	-0.24%	-0.27%
Average Drawdown Average peak-to-trough decline	-1.77%	-7.97%	+6.20%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.72%	1.88%	-1.16%

Volatility

WFTAX vs. EKBAX - Volatility Comparison

The current volatility for Allspring Intermediate Tax/AMT-Free Fund (WFTAX) is 0.65%, while Allspring Diversified Capital Builder Fund (EKBAX) has a volatility of 9.41%. This indicates that WFTAX experiences smaller price fluctuations and is considered to be less risky than EKBAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	WFTAX	EKBAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.65%	9.41%	-8.76%
Volatility (6M) Calculated over the trailing 6-month period	1.65%	14.89%	-13.24%
Volatility (1Y) Calculated over the trailing 1-year period	2.05%	18.17%	-16.12%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	2.90%	18.48%	-15.58%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	3.09%	17.74%	-14.65%

WFTAX vs. EKBAX - Expense Ratio Comparison

WFTAX has a 0.70% expense ratio, which is lower than EKBAX's 1.10% expense ratio.

Dividends

WFTAX vs. EKBAX - Dividend Comparison

WFTAX's dividend yield for the trailing twelve months is around 2.94%, less than EKBAX's 7.04% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
EKBAX Allspring Diversified Capital Builder Fund	7.04%	9.61%	5.28%	6.16%	12.50%	6.89%	2.03%	9.49%	7.14%	6.20%	10.05%	11.47%
WFTAX Allspring Intermediate Tax/AMT-Free Fund	2.94%	2.89%	2.85%	2.28%	2.30%	1.96%	2.11%	2.48%	2.47%	2.37%	2.37%	2.00%

Frequently Asked Questions

Can I hold both WFTAX and EKBAX in my portfolio?

WFTAX and EKBAX have a correlation of 0.11, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, WFTAX or EKBAX?

EKBAX has higher volatility (9.41%) compared to WFTAX (0.65%). In terms of maximum drawdown, WFTAX dropped -10.52% vs EKBAX's -55.64%.

Which has better risk-adjusted returns?

EKBAX currently has the higher Sharpe Ratio (3.39 vs 2.65), 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.