WGBFX vs. TIBIX

Last updated Jun 6, 2026

WGBFX (Allspring Spectrum Moderate Growth Fund) and TIBIX (Thornburg Investment Income Builder Fund Class I) are both Diversified Portfolio funds. Over the past 5 years, WGBFX returned 5.92%/yr vs 16.23%/yr for TIBIX. A 0.75 correlation means they provide meaningful diversification when combined. WGBFX charges 1.49%/yr vs 0.93%/yr for TIBIX.

Performance

WGBFX vs. TIBIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Allspring Spectrum Moderate Growth Fund (WGBFX) and Thornburg Investment Income Builder Fund Class I (TIBIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, WGBFX achieves a 10.07% return, which is significantly lower than TIBIX's 17.02% return.

WGBFX

• 1D: -0.21%
• 1M: 1.55%
• YTD: 10.07%
• 6M: 10.18%
• 1Y: 20.69%
• 3Y*: 13.52%
• 5Y*: 5.92%
• 10Y*: —

TIBIX

• 1D: -0.57%
• 1M: 0.31%
• YTD: 17.02%
• 6M: 20.55%
• 1Y: 38.02%
• 3Y*: 26.56%
• 5Y*: 16.23%
• 10Y*: 12.59%

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

WGBFX vs. TIBIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
WGBFX Allspring Spectrum Moderate Growth Fund	10.07%	13.79%	9.12%	12.05%	-16.38%	11.63%	14.87%	16.98%	-7.18%	13.21%
TIBIX Thornburg Investment Income Builder Fund Class I	17.02%	37.01%	13.48%	18.28%	-7.69%	20.36%	-0.40%	18.01%	-4.31%	14.44%

Correlation

The correlation between WGBFX and TIBIX is 0.64, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.64
Correlation (3Y) Calculated over the trailing 3-year period	0.70
Correlation (5Y) Calculated over the trailing 5-year period	0.74
Correlation (All Time) Calculated using the full available price history since Jan 4, 2017	0.75

The correlation between WGBFX and TIBIX shifts across timeframes, from 0.64 (1 year) to 0.75 (all time), reflecting how their relationship changes across market environments.

Return for Risk

WGBFX vs. TIBIX — Risk / Return Rank

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

WGBFX

WGBFX Risk / Return Rank: 74
WGBFX Sharpe Ratio Rank: 71
WGBFX Sortino Ratio Rank: 69
WGBFX Omega Ratio Rank: 67
WGBFX Calmar Ratio Rank: 87
WGBFX Martin Ratio Rank: 77

TIBIX

TIBIX Risk / Return Rank: 98
TIBIX Sharpe Ratio Rank: 99
TIBIX Sortino Ratio Rank: 98
TIBIX Omega Ratio Rank: 97
TIBIX Calmar Ratio Rank: 97
TIBIX Martin Ratio Rank: 97

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.

WGBFX vs. TIBIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Allspring Spectrum Moderate Growth Fund (WGBFX) and Thornburg Investment Income Builder Fund Class I (TIBIX). 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.

	WGBFX	TIBIX	Difference
Sharpe ratio: Return per unit of total volatility	2.39	4.54	-2.15
Sortino ratio: Return per unit of downside risk	3.37	6.55	-3.17
Omega ratio: Gain probability vs. loss probability	1.44	1.91	-0.47
Calmar ratio: Return relative to maximum drawdown	4.16	7.15	-2.99
Martin ratio: Return relative to average drawdown	13.85	27.88	-14.04
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

WGBFX vs. TIBIX - Sharpe Ratio Comparison

The current WGBFX Sharpe Ratio is 2.39, which is lower than the TIBIX Sharpe Ratio of 4.54. The chart below compares the historical Sharpe Ratios of WGBFX and TIBIX, 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

	WGBFX	TIBIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.39	4.54	-2.15
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.63	1.46	-0.83
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.94	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.82	0.76	+0.05

Drawdowns

WGBFX vs. TIBIX - Drawdown Comparison

The maximum WGBFX drawdown since its inception was -21.06%, smaller than the maximum TIBIX drawdown of -48.88%. Use the drawdown chart below to compare losses from any high point for WGBFX and TIBIX.

Drawdown Indicators

	WGBFX	TIBIX	Difference
Max Drawdown Largest peak-to-trough decline	-21.06%	-48.88%	+27.82%
Max Drawdown (1Y) Largest decline over 1 year	-4.99%	-5.39%	+0.40%
Max Drawdown (3Y) Largest decline over 3 years	-8.24%	-9.23%	+0.99%
Max Drawdown (5Y) Largest decline over 5 years	-21.06%	-20.79%	-0.27%
Max Drawdown (10Y) Largest decline over 10 years	—	-34.85%	—
Current Drawdown Current decline from peak	-0.41%	-0.80%	+0.39%
Average Drawdown Average peak-to-trough decline	-4.40%	-5.96%	+1.56%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.50%	1.38%	+0.12%

Volatility

WGBFX vs. TIBIX - Volatility Comparison

Allspring Spectrum Moderate Growth Fund (WGBFX) and Thornburg Investment Income Builder Fund Class I (TIBIX) have volatilities of 3.06% and 3.12%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	WGBFX	TIBIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.06%	3.12%	-0.06%
Volatility (6M) Calculated over the trailing 6-month period	6.39%	6.99%	-0.60%
Volatility (1Y) Calculated over the trailing 1-year period	8.68%	8.49%	+0.19%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	9.45%	11.16%	-1.71%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	9.50%	13.50%	-4.00%

WGBFX vs. TIBIX - Expense Ratio Comparison

WGBFX has a 1.49% expense ratio, which is higher than TIBIX's 0.93% expense ratio.

Dividends

WGBFX vs. TIBIX - Dividend Comparison

WGBFX's dividend yield for the trailing twelve months is around 7.14%, more than TIBIX's 5.07% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
TIBIX Thornburg Investment Income Builder Fund Class I	5.07%	5.83%	5.67%	4.89%	5.89%	5.33%	4.31%	4.46%	4.77%	4.52%	4.14%	4.66%
WGBFX Allspring Spectrum Moderate Growth Fund	7.14%	7.86%	2.83%	0.18%	6.52%	11.59%	10.08%	0.89%	13.80%	12.07%	0.00%	0.00%

Frequently Asked Questions

Can I hold both WGBFX and TIBIX in my portfolio?

WGBFX and TIBIX have a correlation of 0.64, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, WGBFX or TIBIX?

TIBIX has higher volatility (3.12%) compared to WGBFX (3.06%). In terms of maximum drawdown, WGBFX dropped -21.06% vs TIBIX's -48.88%.

Which has better risk-adjusted returns?

TIBIX currently has the higher Sharpe Ratio (4.54 vs 2.39), 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.