Compare · 3 funds side by side · dividends reinvested

MBB, ASEC and MUB

MBBiShares×ASECAmerican Century×MUBiShares×

Story of the three · Growth5Y$10,000 five years agoDividends reinvested · all three on one scale$10,432MUB · best of the three

02 / 04

MBB, ASEC and MUB, Ranked

Today

FundFeeYieldYTD1 year3 yrs · yr5 yrs · yrWorst dropVolatilityAssetsAvg rank

iShares MBS ETFBonds & Cash · Mortgage0.04%4.43%+0.3%+0.9%+5.8%+0.3%−5.4%4.9%$36.0B1.5

iShares National Muni Bond ETFBonds & Cash · Municipal0.05%3.26%+0.7%+1.1%+4.1%+0.8%−6.3%3.7%$55.1B1.5

American Century Securitized Credit ETFBonds & Cash · Mortgage0.29%2.26%[…][…][…][…][…][…]$20M3.0

Rank among the three1st → 3rdFee, drop and volatility: lower ranks higherAvg rank: mean of the 8 ranks · 1 is best

End-of-day Nov 9, 2026 · returns include dividends · since: MBB 2007 · ASEC 2026 · MUB 2007

Head to Head

Swap sides Versus in desk

Head to Head

iShares MBS ETF · $36.0B$10,164

MBB

ASEC

American Century Securitized Credit ETF · $20M[…]

$10,000 five years ago, dividends reinvested

MBBMeasureASEC

+0.3%Year to dateJan 1 → Nov 9[…]

+0.9%1 yearTotal return[…]

+5.8%3 years · per year$10,000 became $11,852 · […][…]

+0.3%5 years · per year$10,000 became $10,164 · […][…]

0.04%Expense ratio$4 · $29 a year on $10k · lower is better0.29%

4.43%Trailing 12-mo yield$443 · $226 a year on $10k2.26%

−5.4%Worst dropSmaller is better[…]

4.9%VolatilityLower is calmer[…]

MBBASEC Winner of the row, in its colourEach row: the bigger of the two fills its side

2–0MBB wins

End-of-day Nov 9, 2026 · returns include dividends · 3Y and 5Y figures are per-year returns

More Ways to See the Pairs

MBB vs ASEC: Top 5 Holdings

Today

MBB

[…]in top 5

ASEC

in top 5[…]

Holdings […] not in today’s data

Held in common[…]

End-of-day Nov 9, 2026 · share of each fund

MBB vs ASEC Returns, Every Period

iSharesMBB

+0.9%

past year

ASECAmerican Century

[…]

past year

Returns […]

MBBASECFaded: behind in that period

0–0Level

End-of-day Nov 9, 2026 · dividends in · faded = behind in that period

MBB vs MUB

YTD

iSharesMBB

+0.3%

MUBiShares

+0.7%

+0.3%Year to date+0.7%

−5.4%Worst drop · 1Y−6.3%

4.9%Volatility · 1Y3.7%

4.4%Yield3.3%

$36.0BAssets$55.1B

2–2level

End-of-day Nov 9, 2026 · smaller drop and lower volatility win

Cost, Income and Risk

Fees: MBB, ASEC, MUB

Today

0.04%lowest, MBB

FundExpense ratioFee$10k

MBB0.04%$4

MUB0.05%$5

ASEC0.29%$29

End-of-day Nov 9, 2026 · fee on $10,000 a year

Yields: MBB, ASEC, MUB

4.43%highest, MBB

FundTrailing yieldYield$10k

MBB4.43%$443

MUB3.26%$326

ASEC2.26%$226

End-of-day Nov 9, 2026 · trailing 12-month yield

Income After Fees on $10,000

$439most kept, MBB

MBB$443 − $4 = $439

MUB$326 − $5 = $321

ASEC$226 − $29 = $197

KeptFee

End-of-day Nov 9, 2026 · yield in dollars minus the fee

Overlap: MBB, ASEC, MUB

Today

[…]holdings […]

MBBASECMUB

MBB—[…][…]

ASEC[…]—[…]

MUB[…][…]—

End-of-day Nov 9, 2026 · share held in common · outlined: the pair in versus

Return vs Bumpiness: 3 ETFs

+1.1%MUB, at 3.7% volatility

MUBWorst drop−6.3%3.7% vol

MBBWorst drop−5.4%4.9% vol

ASECWorst drop[…][…]

End-of-day Nov 9, 2026 · up and left is better

Paid More vs Made More

YTD

MBBMUB

+0.3%Year to date+0.7%

4.4%Yield3.3%

+0.9%Past year+1.1%

0.04%Fee0.05%

2–2level

End-of-day Nov 9, 2026

Popular Pairs Near These Three

SCHD vs VIG

YTD

SchwabSCHD

+33.2%

VIGVanguard

+14.8%

+33.2%Year to date+14.8%

3.0%Yield1.5%

$122BAssets$109B

2–0SCHD wins

End-of-day Nov 9, 2026

JEPQ vs JEPI

YTD

J.P. MorganJEPQ

+6.6%

JEPIJ.P. Morgan

+7.5%

+6.6%Year to date+7.5%

12.4%Yield7.9%

$40.7BAssets$45.2B

1–1level

End-of-day Nov 9, 2026

SPYM vs SPY

YTD

SPDRSPYM

+11.3%

SPYSPDR

+11.2%

+11.3%Year to date+11.2%

1.0%Yield1.0%

$179BAssets$778B

1–0SPYM wins

End-of-day Nov 9, 2026