IBTM vs. AFIX

Last updated Apr 1, 2026

Compare and contrast key facts about iShares iBonds Dec 2032 Term Treasury ETF (IBTM) and Allspring Broad Market Core Bond ETF (AFIX).

IBTM and AFIX are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. IBTM is a passively managed fund by iShares that tracks the performance of the ICE 2032 Maturity US Treasury Index. It was launched on Jul 6, 2022. AFIX is an actively managed fund by Allspring. It was launched on Dec 4, 2024.

Performance

IBTM vs. AFIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares iBonds Dec 2032 Term Treasury ETF (IBTM) and Allspring Broad Market Core Bond ETF (AFIX). The values are adjusted to include any dividend payments, if applicable.

IBTM vs. AFIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024
IBTM iShares iBonds Dec 2032 Term Treasury ETF	-0.01%	8.06%	-2.06%
AFIX Allspring Broad Market Core Bond ETF	0.29%	7.52%	-1.67%

Returns By Period

In the year-to-date period, IBTM achieves a -0.01% return, which is significantly lower than AFIX's 0.29% return.

IBTM

• 1D: 0.24%
• 1M: -1.91%
• YTD: -0.01%
• 6M: 1.01%
• 1Y: 4.15%
• 3Y*: 2.45%
• 5Y*: —
• 10Y*: —

AFIX

• 1D: 0.26%
• 1M: -1.90%
• YTD: 0.29%
• 6M: 1.31%
• 1Y: 4.99%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

IBTM vs. AFIX - Expense Ratio Comparison

IBTM has a 0.07% expense ratio, which is lower than AFIX's 0.20% 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%.

AFIX

Allspring Broad Market Core Bond ETF

IBTM

iShares iBonds Dec 2032 Term Treasury ETF

Return for Risk

IBTM vs. AFIX — Risk / Return Rank

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

IBTM

IBTM Risk / Return Rank: 47
IBTM Sharpe Ratio Rank: 46
IBTM Sortino Ratio Rank: 45
IBTM Omega Ratio Rank: 37
IBTM Calmar Ratio Rank: 60
IBTM Martin Ratio Rank: 45

AFIX

AFIX Risk / Return Rank: 58
AFIX Sharpe Ratio Rank: 61
AFIX Sortino Ratio Rank: 58
AFIX Omega Ratio Rank: 52
AFIX Calmar Ratio Rank: 70
AFIX Martin Ratio Rank: 51

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.

IBTM vs. AFIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares iBonds Dec 2032 Term Treasury ETF (IBTM) and Allspring Broad Market Core Bond ETF (AFIX). 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.

	IBTM	AFIX	Difference
Sharpe ratio Return per unit of total volatility	0.88	1.10	-0.23
Sortino ratio Return per unit of downside risk	1.29	1.54	-0.25
Omega ratio Gain probability vs. loss probability	1.15	1.20	-0.05
Calmar ratio Return relative to maximum drawdown	1.57	1.83	-0.26
Martin ratio Return relative to average drawdown	4.42	5.07	-0.65
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

IBTM vs. AFIX - Sharpe Ratio Comparison

The current IBTM Sharpe Ratio is 0.88, which is comparable to the AFIX Sharpe Ratio of 1.10. The chart below compares the historical Sharpe Ratios of IBTM and AFIX, 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

	IBTM	AFIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.88	1.10	-0.23
Sharpe Ratio (All Time) Calculated using the full available price history	0.22	1.00	-0.78

Correlation

The correlation between IBTM and AFIX is 0.94, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.

Dividends

IBTM vs. AFIX - Dividend Comparison

IBTM's dividend yield for the trailing twelve months is around 3.91%, less than AFIX's 5.15% yield.

	TTM	2025	2024	2023	2022
IBTM iShares iBonds Dec 2032 Term Treasury ETF	3.91%	3.87%	3.96%	3.39%	1.38%
AFIX Allspring Broad Market Core Bond ETF	5.15%	4.94%	0.38%	0.00%	0.00%

Drawdowns

IBTM vs. AFIX - Drawdown Comparison

The maximum IBTM drawdown since its inception was -13.60%, which is greater than AFIX's maximum drawdown of -3.33%. Use the drawdown chart below to compare losses from any high point for IBTM and AFIX.

Drawdown Indicators

	IBTM	AFIX	Difference
Max Drawdown Largest peak-to-trough decline	-13.60%	-3.33%	-10.27%
Max Drawdown (1Y) Largest decline over 1 year	-2.85%	-2.81%	-0.04%
Current Drawdown Current decline from peak	-1.91%	-1.90%	-0.01%
Average Drawdown Average peak-to-trough decline	-4.95%	-0.85%	-4.10%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.01%	1.01%	0.00%

Volatility

IBTM vs. AFIX - Volatility Comparison

The current volatility for iShares iBonds Dec 2032 Term Treasury ETF (IBTM) is 1.54%, while Allspring Broad Market Core Bond ETF (AFIX) has a volatility of 1.72%. This indicates that IBTM experiences smaller price fluctuations and is considered to be less risky than AFIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IBTM	AFIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.54%	1.72%	-0.18%
Volatility (6M) Calculated over the trailing 6-month period	2.72%	2.67%	+0.05%
Volatility (1Y) Calculated over the trailing 1-year period	4.77%	4.54%	+0.23%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	7.69%	4.60%	+3.09%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	7.69%	4.60%	+3.09%