BNDC vs. IBTM

Last updated Apr 1, 2026

Compare and contrast key facts about FlexShares Core Select Bond Fund (BNDC) and iShares iBonds Dec 2032 Term Treasury ETF (IBTM).

BNDC and IBTM are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. BNDC is an actively managed fund by Northern Trust. It was launched on Nov 18, 2016. 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.

Performance

BNDC vs. IBTM - Performance Comparison

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

BNDC vs. IBTM - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
BNDC FlexShares Core Select Bond Fund	0.10%	7.29%	0.86%	5.36%	-2.71%
IBTM iShares iBonds Dec 2032 Term Treasury ETF	-0.01%	8.06%	-0.14%	3.48%	-4.63%

Returns By Period

In the year-to-date period, BNDC achieves a 0.10% return, which is significantly higher than IBTM's -0.01% return.

BNDC

• 1D: 0.32%
• 1M: -1.67%
• YTD: 0.10%
• 6M: 0.96%
• 1Y: 4.47%
• 3Y*: 3.40%
• 5Y*: -0.01%
• 10Y*: —

IBTM

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

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

BNDC vs. IBTM - Expense Ratio Comparison

BNDC has a 0.35% expense ratio, which is higher than IBTM's 0.07% expense ratio.

BNDC

FlexShares Core Select Bond Fund

IBTM

iShares iBonds Dec 2032 Term Treasury ETF

Return for Risk

BNDC vs. IBTM — Risk / Return Rank

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

BNDC

BNDC Risk / Return Rank: 55
BNDC Sharpe Ratio Rank: 55
BNDC Sortino Ratio Rank: 53
BNDC Omega Ratio Rank: 45
BNDC Calmar Ratio Rank: 71
BNDC Martin Ratio Rank: 53

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

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.

BNDC vs. IBTM - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for FlexShares Core Select Bond Fund (BNDC) and iShares iBonds Dec 2032 Term Treasury ETF (IBTM). 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.

	BNDC	IBTM	Difference
Sharpe ratio Return per unit of total volatility	0.97	0.88	+0.10
Sortino ratio Return per unit of downside risk	1.39	1.29	+0.10
Omega ratio Gain probability vs. loss probability	1.17	1.15	+0.02
Calmar ratio Return relative to maximum drawdown	1.80	1.57	+0.23
Martin ratio Return relative to average drawdown	5.10	4.42	+0.68
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BNDC vs. IBTM - Sharpe Ratio Comparison

The current BNDC Sharpe Ratio is 0.97, which is comparable to the IBTM Sharpe Ratio of 0.88. The chart below compares the historical Sharpe Ratios of BNDC and IBTM, 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

	BNDC	IBTM	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.97	0.88	+0.10
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.00	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.21	0.22	-0.01

Correlation

The correlation between BNDC and IBTM is 0.96, 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

BNDC vs. IBTM - Dividend Comparison

BNDC's dividend yield for the trailing twelve months is around 4.27%, more than IBTM's 3.91% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016
BNDC FlexShares Core Select Bond Fund	4.27%	4.16%	3.81%	3.19%	2.64%	1.72%	2.61%	2.89%	2.86%	2.50%	0.64%
IBTM iShares iBonds Dec 2032 Term Treasury ETF	3.91%	3.87%	3.96%	3.39%	1.38%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Drawdowns

BNDC vs. IBTM - Drawdown Comparison

The maximum BNDC drawdown since its inception was -18.80%, which is greater than IBTM's maximum drawdown of -13.60%. Use the drawdown chart below to compare losses from any high point for BNDC and IBTM.

Drawdown Indicators

	BNDC	IBTM	Difference
Max Drawdown Largest peak-to-trough decline	-18.80%	-13.60%	-5.20%
Max Drawdown (1Y) Largest decline over 1 year	-2.61%	-2.85%	+0.24%
Max Drawdown (5Y) Largest decline over 5 years	-18.60%	—	—
Current Drawdown Current decline from peak	-3.31%	-1.91%	-1.40%
Average Drawdown Average peak-to-trough decline	-7.43%	-4.95%	-2.48%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.92%	1.01%	-0.09%

Volatility

BNDC vs. IBTM - Volatility Comparison

FlexShares Core Select Bond Fund (BNDC) and iShares iBonds Dec 2032 Term Treasury ETF (IBTM) have volatilities of 1.53% and 1.54%, 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

	BNDC	IBTM	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.53%	1.54%	-0.01%
Volatility (6M) Calculated over the trailing 6-month period	2.69%	2.72%	-0.03%
Volatility (1Y) Calculated over the trailing 1-year period	4.62%	4.77%	-0.15%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	6.06%	7.69%	-1.63%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	8.11%	7.69%	+0.42%