MAMB vs. BNDP

Last updated Apr 1, 2026

Compare and contrast key facts about Monarch Ambassador Income ETF (MAMB) and Vanguard Core-Plus Bond Index ETF (BNDP).

MAMB and BNDP are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. MAMB is a passively managed fund by Monarch that tracks the performance of the Monarch Ambassador Income Index. It was launched on Mar 23, 2021. BNDP is a passively managed fund by Vanguard that tracks the performance of the Bloomberg U.S. Universal Float Adjusted Index. It was launched on Dec 2, 2025. Both MAMB and BNDP are passive ETFs, meaning that they are not actively managed but aim to replicate the performance of the underlying index as closely as possible.

Performance

MAMB vs. BNDP - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Monarch Ambassador Income ETF (MAMB) and Vanguard Core-Plus Bond Index ETF (BNDP). The values are adjusted to include any dividend payments, if applicable.

MAMB vs. BNDP - Yearly Performance Comparison

	2026 (YTD)	2025
MAMB Monarch Ambassador Income ETF	1.19%	0.10%
BNDP Vanguard Core-Plus Bond Index ETF	-0.19%	0.10%

Returns By Period

In the year-to-date period, MAMB achieves a 1.19% return, which is significantly higher than BNDP's -0.19% return.

MAMB

• 1D: 0.75%
• 1M: -2.44%
• YTD: 1.19%
• 6M: 3.06%
• 1Y: 8.39%
• 3Y*: 4.79%
• 5Y*: 0.88%
• 10Y*: —

BNDP

• 1D: 0.32%
• 1M: -1.83%
• YTD: -0.19%
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

MAMB vs. BNDP - Expense Ratio Comparison

MAMB has a 1.49% expense ratio, which is higher than BNDP's 0.05% expense ratio.

MAMB

Monarch Ambassador Income ETF

BNDP

Vanguard Core-Plus Bond Index ETF

Return for Risk

MAMB vs. BNDP — Risk / Return Rank

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

MAMB

MAMB Risk / Return Rank: 75
MAMB Sharpe Ratio Rank: 75
MAMB Sortino Ratio Rank: 75
MAMB Omega Ratio Rank: 67
MAMB Calmar Ratio Rank: 83
MAMB Martin Ratio Rank: 73

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.

MAMB vs. BNDP - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Monarch Ambassador Income ETF (MAMB) and Vanguard Core-Plus Bond Index ETF (BNDP). 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.

	MAMB	BNDP	Difference
Sharpe ratio Return per unit of total volatility	1.38	—	—
Sortino ratio Return per unit of downside risk	1.95	—	—
Omega ratio Gain probability vs. loss probability	1.25	—	—
Calmar ratio Return relative to maximum drawdown	2.43	—	—
Martin ratio Return relative to average drawdown	7.82	—	—
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

Sharpe Ratios by Period

	MAMB	BNDP	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.38	—	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.13	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.14	-0.09	+0.23

Correlation

The correlation between MAMB and BNDP is 0.76, 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

MAMB vs. BNDP - Dividend Comparison

MAMB's dividend yield for the trailing twelve months is around 2.46%, more than BNDP's 0.95% yield.

	TTM	2025	2024	2023	2022	2021
MAMB Monarch Ambassador Income ETF	2.46%	2.47%	2.11%	1.73%	0.92%	0.56%
BNDP Vanguard Core-Plus Bond Index ETF	0.95%	0.24%	0.00%	0.00%	0.00%	0.00%

Drawdowns

MAMB vs. BNDP - Drawdown Comparison

The maximum MAMB drawdown since its inception was -19.33%, which is greater than BNDP's maximum drawdown of -2.56%. Use the drawdown chart below to compare losses from any high point for MAMB and BNDP.

Drawdown Indicators

	MAMB	BNDP	Difference
Max Drawdown Largest peak-to-trough decline	-19.33%	-2.56%	-16.77%
Max Drawdown (1Y) Largest decline over 1 year	-3.55%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-19.33%	—	—
Current Drawdown Current decline from peak	-2.44%	-1.83%	-0.61%
Average Drawdown Average peak-to-trough decline	-7.70%	-0.52%	-7.18%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.10%	—	—

Volatility

Volatility by Period

	MAMB	BNDP	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.34%	—	—
Volatility (6M) Calculated over the trailing 6-month period	4.29%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	6.09%	3.66%	+2.43%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	6.97%	3.66%	+3.31%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	6.96%	3.66%	+3.30%