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Monarch Ambassador Income Index ETF

MAMBCboeD

$23.16+0.04 (+0.17%)

As of Oct 13, 2026, 3:59 PM

Intraday session: up, 65 prints from 23.12 to 23.16. Range 23.10 to 23.18. Use the arrow keys to read each point.23.1023.1423.1810 AM12 PM2 PM4 PM
Expense ratio
1.15%
Fund size
$194M
1Y total return
−0.9%
Yield · Last 12 months
2.80%
Holdings
10
Avg volume · 30D
0M sh
NAV per share
$23.13
52W range
low $22.79high $24.83
Launched
Filings
SEC EDGAR

The ETF.net MAMB Grade

D

Score 34 out of 100

Rank
29 of 29
Six-pillar profile for MAMB. Scores out of 100: Cost 0, Risk 37, Mission 68, Tradability 49, Holdings 24, Durability 44. Strongest: Mission (68). Weakest: Cost (0). Leans toward Mission.

Score 34 of 100 falls in the D band. A is 70 or higher, B 55 to under 70, C 40 to under 55, D 25 to under 40, F under 25.

  • Cost

    The fund’s net expense ratio, ranked against its category.
    F0 out of 100
    Rank 29 of 29
  • Mission

    Whether the fund did what it promised, tested against its stated mandate.
    B68 out of 100
    Rank 21 of 27
  • Risk

    How the fund held up when markets fell: downside volatility, drawdowns and tail loss.
    D37 out of 100
    Rank 20 of 29
  • Tradability

    How easy the fund is to trade: daily volume, and how far its price strays from net asset value.
    C49 out of 100
    Rank 13 of 29
  • Holdings

    How concentrated the fund is, and how complete and current its disclosed holdings are.
    F24 out of 100
    Rank 26 of 29
  • Durability

    Whether the fund is likely to stay open, judged by its age, its assets and its issuer’s assets.
    C44 out of 100
    Rank 21 of 29

Our read on MAMB

ETF.net Research

DA bond fund that goes its own way: MAMB replicates the proprietary Monarch Ambassador Income Index across US and global debt, pays quarterly, and charges well above the core-bond norm to do it.

Stated mandate

The Fund seeks to replicate, before fees and expenses, the performance of the Monarch Ambassador Income Index. It invests at least 80% of assets in Index constituents and uses a replication-indexing strategy.

Why people hold it

  1. 01Rules first: at least 80% of assets sit in index constituents, held by straight replication rather than manager discretion.
  2. 02Income lands on a quarterly schedule, and the mandate reaches across both US and global bonds instead of one narrow sleeve.
  3. 03Trading since 2021, so there is a real multi-year live record to inspect, not a back-test.

Worth knowing

  1. 01Cost is the headline trade-off: 1.39% a year against a 0.36% median for aggregate-bond peers, and 0.03% at BND, SPAB and SCHZ.
  2. 02Thinly traded and small beside the core-bond giants, so the spread on the way in and out carries more weight here.
  3. 03No other fund tracks the Monarch Ambassador Income Index, leaving fewer outside reference points for judging the benchmark itself.

MAMB Holdings

As of Oct 12, 2026
Asset class
Bonds
Holdings
10
Top-10 weight
100%
Largest holding
IEF19.9%

Sectors

  • Utilities82.7%
  • Technology13.1%
  • Industrials4.2%
  • Communication0.1%

Geography

  • United States100.00%
The fund’s holdings, weight-ordered — page 1 of 1.
#TickerCompanyWeight %SharesMarket valueIn ETFs
001IEFiShares 7-10 Year Treasury Bond ETF USD Class19.85%430,032$38M10
002IAUiShares Gold Trust12.46%305,864$24M5
003TLTiShares 20+ Year Treasury Bond ETF USD Class12.44%308,856$24M7
004MBBiShares MBS ETF USD Class12.43%268,021$24M13
005AGGiShares Core U.S. Aggregate Bond ETF12.42%254,196$24M13
006BABInvesco Taxable Municipal Bond USD Class12.41%946,794$24M5
007LQDiShares iBoxx $ Investment Grade Corporate Bond ETF USD Class9.95%188,189$19M4
008SHYiShares 1-3 Year Treasury Bond ETF USD Class4.96%118,378$10M8
009SPSBSPDR Portfolio Short Term Corporate Bond ETF Bond ETF2.48%162,500$5M2
010—Us Dollars0.66%1,276,234$1M51

Showing 1–10 of 10 holdings

MAMB Performance

Launched Mar 23, 2021

Shows how $10,000 changes over the selected period, with cash distributions reinvested at the closing price on each ex-dividend date.

Not enough history yet.
MAMB$9,907
SPY tracks large US stocks. It provides market context, rather than representing this fund’s strategy, asset class or investment benchmark.$12,044
Oct 10, 2025 to Oct 12, 2026. MAMB $9,907. SPY $12,044. Use the arrow keys to read each point.$9,582$10,912$12,243Oct 2025Apr 2026Oct 2026

Oct 10, 2025 – Oct 12, 2026

Returns run to the Oct 12, 2026 close, with cash distributions reinvested. Each period starts on the same date that many months or years earlier. Periods over one year show the average yearly return.

Trailing total return for MAMB. Periods over one year show the average yearly return.
PeriodMAMB
Year to date−1.6%
1 month−1.3%
3 months−2.4%
1 year−0.9%
3 yearsper year+6.2%
5 yearsper year+0.1%
10 yearsFund is under 10 years oldper year—

As of the close, with distributions reinvested.

Calendar-year total return with cash distributions hypothetically reinvested at the ex-dividend date’s closing price. The current year shows year to date.

Annual total returns for MAMB
YearReturn barMAMB
2026 YTD−1.6%
2025+10.7%
2024+1.3%
2023+4.9%
2022−13.0%
2021+1.4%

History from Mar 24, 2021

MAMB in the news

Filtered to MAMB · Global Aggregate Bond (Unhedged)

MAMB Dividends

Adds up every distribution paid per share over the last 12 months, divided by the last completed close. Distributions are counted by ex-date. Data through Oct 12, 2026.
2.80%Last 12 months
Payout per share
$0.65Last 12 months
Last payment
$0.16 per share
Paid on
Shares bought on or after this date do not qualify for this distribution.
Frequency
Quarterly

Distribution history

2021–2026

One bar per payment. 22 payments from 2021 to 2026 YTD. Jun 25, 2021 $0.03; Sep 24, 2021 $0.03; Dec 20, 2021 $0.08; Mar 25, 2022 $0.0067; Jun 24, 2022 $0.04; Sep 23, 2022 $0.04; Dec 20, 2022 $0.11; Mar 24, 2023 $0.06; Jun 23, 2023 $0.08; Sep 22, 2023 $0.08; Dec 20, 2023 $0.17; Mar 27, 2024 $0.06; Jun 27, 2024 $0.10; Sep 26, 2024 $0.12; Dec 19, 2024 $0.19; Mar 27, 2025 $0.09; Jun 27, 2025 $0.12; Sep 26, 2025 $0.15; Dec 18, 2025 $0.23; Mar 26, 2026 $0.09; Jun 25, 2026 $0.16; Sep 24, 2026 $0.16. Use the arrow keys to read each point.202120222023202420252026YTD
Ex-datePay dateAmount per share
Sep 24, 2026Sep 29, 2026$0.16
Jun 25, 2026Jun 30, 2026$0.16
Mar 26, 2026Mar 31, 2026$0.09
Dec 18, 2025Dec 23, 2025$0.23
Sep 26, 2025Oct 1, 2025$0.15
Jun 27, 2025Jul 2, 2025$0.12
Mar 27, 2025Apr 1, 2025$0.09
Dec 19, 2024Dec 24, 2024$0.19
Sep 26, 2024Oct 1, 2024$0.12
Jun 27, 2024Jul 2, 2024$0.10
Mar 27, 2024Apr 2, 2024$0.06
Dec 20, 2023Dec 27, 2023$0.17

MAMB Risk

How much the fund’s monthly returns vary, scaled to a year.
6.4%
Annualised · 36 months to Sep 2026
How it’s calculated: standard deviation

The sample standard deviation of monthly total returns, multiplied by the square root of 12.

Uses up to 36 complete months, with at least 12 required. Total returns include reinvested distributions.

Return above 3-month US Treasury bills per unit of volatility.
0.20
vs 3-month T-bills · to Sep 2026
How it’s calculated: Sharpe ratio

Subtract each month’s Treasury-bill return from the fund’s monthly total return.

Divide the average of those excess returns by their sample standard deviation, then multiply by the square root of 12.

Uses up to 36 complete months, with at least 12 required. Each month uses the Treasury yield quoted at the end of the previous month.

The largest fall from a peak to the low that followed.
−19.1%
Trough Oct 2022
How it’s calculated: maximum drawdown

The largest percentage decline from an earlier peak, using total returns with reinvested distributions.

Uses up to five years through the last close, with at least 12 months required.

How strongly the fund’s returns move with its asset-class index.
1.12
vs its asset-class index
How it’s calculated: beta

The beta figure is supplied by FMP. The comparison index depends on the fund’s broad asset class.

MAMB Cost

Expense ratio1.15%
  • The middle half of Global Aggregate Bond (Unhedged) funds
  • Median 0.45%

Every other Global Aggregate Bond (Unhedged) fund charges less.

MAMB costs $115.00 a year on $10,000. The median Global Aggregate Bond (Unhedged) fund costs $45.00.

Other funds in Global Aggregate Bond (Unhedged)