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ETF comparison

JMST vs JMUB

Both US Municipal Bond.

JPMorgan Ultra-Short Municipal Income ETF · JPMorgan Municipal ETF

Holdings overlap

Weighted by ISIN/CUSIP
2.7 %

57 positions appear in both funds. Buying equal dollars of JMST and JMUB would leave roughly 2.7% of each dollar exposed to the same underlying securities.

JMST unmatched 93.9% Shared 2.7% JMUB unmatched 90.8%

Unmatched is the part of a fund's weight the other fund doesn't match: names only it holds, plus any extra weight it puts in names both funds hold.

In JMST only
1,833 positions
Shared
57 positions
In JMUB only
1,922 positions

Side by side

JMST

JPMorgan Ultra-Short Municipal Income ETF

JPMorgan · US Municipal Bond

90 composite / 100
Expense ratio
0.18%
Net assets
$7.62B
TTM yield
2.55%
Top-10 conc.
7.7%
JMUB

JPMorgan Municipal ETF

JPMorgan · US Municipal Bond

90 composite / 100
Expense ratio
0.18%
Net assets
$8.23B
TTM yield
3.52%
Top-10 conc.
5.7%

Sub-score comparison

82
Cost
82
93
Tax efficiency
93
95
Liquidity
96
100
Concentration
100
—
Tracking quality
—
JMST sub-score JMUB

Tracking quality isn't part of the composite — see what we don't score for why.

Cost difference

Expense ratios are effectively identical (0.18% vs 0.18%).

Fee figure is the annual expense charged on $100,000. To see how the gap compounds over a multi-decade holding period, open the cost calculator pre-filled with JMST vs JMUB.

Top shared holdings

57 shared in total
# Holding In JMST In JMUB Overlap
1 Connecticut State Health & Educational Facilities Authority 0.35% 0.52% 0.35%
2 City of Albany NY 0.51% 0.32% 0.32%
3 County of Hamilton OH Sales Tax Revenue 0.66% 0.20% 0.20%
4 Colorado Health Facilities Authority 0.44% 0.19% 0.19%
5 Gouverneur Central School District 0.31% 0.13% 0.13%
6 State of Louisiana Gasoline & Fuels Tax Revenue 0.09% 0.19% 0.09%
7 Tobacco Settlement Financing Corp. 0.07% 0.08% 0.07%
8 Colorado Health Facilities Authority 0.12% 0.07% 0.07%
9 Texas Municipal Gas Acquisition & Supply Corp. IV 0.36% 0.07% 0.07%
10 State of Illinois 0.31% 0.07% 0.07%
11 Indiana Finance Authority 0.06% 0.11% 0.06%
12 District of Columbia Housing Finance Agency 0.07% 0.06% 0.06%

Only in JMST

1,833 total
  • New York City Municipal Water Finance Authority 1.02%
  • State of Washington 0.90%
  • Alaska Housing Finance Corp. 0.86%
  • State of Minnesota 0.78%
  • Township of Woodbridge NJ 0.71%
  • Maryland Health & Higher Educational Facilities Authority 0.71%
  • Bergen County Improvement Authority (The) 0.68%
  • Tarrant County Cultural Education Facilities Finance Corp. 0.67%
  • District of Columbia 0.67%
  • City of Houston TX Combined Utility System Revenue 0.63%

Only in JMUB

1,922 total
  • Black Belt Energy Gas District 0.77%
  • California Community Choice Financing Authority 0.70%
  • California Health Facilities Financing Authority 0.67%
  • California Community Choice Financing Authority 0.61%
  • Buckeye Tobacco Settlement Financing Authority 0.55%
  • Puerto Rico Sales Tax Financing Corp. Sales Tax Revenue 0.51%
  • California Community Choice Financing Authority 0.49%
  • County of Utah UT 0.45%
  • Long Island Power Authority 0.43%
  • Black Belt Energy Gas District 0.43%

Related comparisons

More comparisons with JMST

More comparisons with JMUB

Percentages are holdings overlap with the named fund.

Open JMST or JMUB at a brokerage

Both funds trade commission-free at major US brokerages.

Open at Fidelity

Affiliate links — opening an account through these earns PlainIndex a one-time referral. Scoring is computed before any affiliate consideration; see our methodology and funding disclosure.

Holdings overlap is the sum of min(weight_a, weight_b) over positions matched on ISIN (CUSIP fallback). Methodology: see /methodology/.

Comparing two funds doesn't endorse swapping one for the other. Tax-lot history, account type, and personal goals matter — PlainIndex publishes data and methodology, not investment advice.