257 essays 1,087 funds measured independent · not paid by any fund or issuer we cover

Fund · Invesco Taxable Municipal Bond ETF · measured from SEC filings

BAB holdings

BAB reports 1,867 holdings and behaves like 411.6 equally weighted ones, computed from its SEC Form N-PORT filing for 2026-05-31. The fact sheet publishes the first number; this page computes the second, and traces it across 27 quarters of filings.

Measured concentration

as of 2026-05-31
1,867 Positions reported
411.6 Effective holdings
4.5× Concentration multiple
8.74% Top ten weight

Computed by this site from the fund's SEC Form N-PORT filing; what the measure does not tell you · every fund in one table · hold it with other funds? X-ray the mix. Pricing: 0.14% at a quoted market price (level 1), one issuer country.

What stands out

as of 2026-05-31

BAB's largest investment is Illinois (state Of), Series 2003, GO Bonds at 1.47% of net assets. California (state Of), Series 2009, GO Bonds and Illinois (state Of), Series 2010 2, GO Bonds follow; the three together are 3.56%. Ten companies are 8.74% of the fund; the other 1,857 share the rest. Among the 192 bond funds measured here, BAB behaves like 411.6 holdings against a median of 236.4 — 1.7 times the median. Across 27 quarterly filings BAB has become less concentrated: it behaved like 122.2 at 2019-11-30 and 411.6 at 2026-05-31. Between the 2026-02-28 and 2026-05-31 filings 416 positions were added and 29 dropped; 11.0% of the weight moved.

Each sentence is read from the fund's own SEC filing; the class median is computed across the comparable bond funds on this site. Nothing here is a view on the fund.

Every filing since 2019

27

Between 2019-11-30 and 2026-05-31, BAB went from behaving like 122.2 equally weighted positions to 411.6 — 237% more, while its top ten went from 18.37% to 8.74% of net assets. Read across the funds on the concentration-over-time table.

PeriodHoldingsEffective Top 10Largest
2026-05-31 1,867 411.6 8.74% 1.49%
2026-02-28 1,480 351.1 9.66% 1.51%
2025-11-30 1,107 216 12.67% 4.23%
2025-08-31 975 249.3 12.09% 2.71%
2025-05-31 879 292.5 10.41% 1.4%
2025-02-28 628 288.6 10.25% 1.34%
2024-11-30 633 308.1 9.02% 1.23%
2024-08-31 635 306.1 9.25% 1.78%
Earlier filings (19 more, back to 2019-11-30)
PeriodHoldingsEffectiveTop 10Largest
2024-05-31 651 317.2 8.97% 1.74%
2024-02-29 734 351.1 8.45% 1.32%
2023-11-30 711 342.9 8.64% 1.35%
2023-08-31 703 332.7 8.89% 1.38%
2023-05-31 681 313 9.68% 1.5%
2023-02-28 664 316.6 9.14% 1.46%
2022-11-30 655 298.1 9.91% 1.64%
2022-08-31 691 287.3 10.63% 1.59%
2022-05-31 640 284.8 9.88% 1.44%
2022-02-28 657 303.5 8.89% 1.32%
2021-11-30 659 296.4 8.89% 1.27%
2021-08-31 610 273.4 9.48% 1.38%
2021-05-31 585 249.5 10.77% 2.09%
2021-02-28 543 199.6 13.23% 3.43%
2020-11-30 443 169.3 14.59% 3.99%
2020-08-31 379 145.4 15.97% 4.45%
2020-05-31 323 151.4 15.26% 2.22%
2020-02-29 347 130.5 17.99% 3.41%
2019-11-30 318 122.2 18.37% 3.8%

One row per filed reporting period, newest first, read from EDGAR. Quarterly because that is the public filing cadence. Rows marked * are published but held out of the comparison above; the methodology page says when and why.

Largest positions, as filed

as of 2026-05-31

The 15 largest of 1,867 positions in BAB's Form N-PORT, weight as a share of net assets, securities-lending collateral excluded. Every position, every quarter: BAB.csv.gz.

#PositionWeightCumulative
1Illinois (State of)1.49%1.5%
2California (State of)1.25%2.7%
3Illinois (State of)0.86%3.6%
4California (State of)0.84%4.4%
5California (State of)0.84%5.3%
6California (State of)0.81%6.1%
7Board of Regents of the University of Texas System0.69%6.8%
8California (State of)0.66%7.4%
9New Jersey (State of) Turnpike Authority0.65%8.1%
10Metro0.65%8.7%
11Texas Natural Gas Securitization Finance Corp.0.63%9.4%
12California (State of)0.61%10.0%
13Massachusetts (Commonwealth of)0.58%10.6%
14New Jersey (State of) Turnpike Authority0.55%11.1%
15New York (City of), NY0.55%11.7%

Returns the fund reported

2019-09 – 2026-05

Monthly total returns from Item B.5 of BAB's own filings, 81 months on record. Not computed here and not from a price feed.

6.5%Last twelve months filed
3%Whole series, compounded
5.1%Best month
-6.6%Worst month

Cross-checked against a series computed separately from prices: median difference 0.21 percentage points over 81 months, which is roughly the distributions. Every month with the filing it came from: BAB.json · all funds.

Since the previous filing

2026-02-28 → 2026-05-31

1,480 positions became 1,867: 416 added (5.7% of the fund at the later date), 29 dropped (1.6% at the earlier date). Half the sum of all weight changes, a turnover proxy: 11.0%. Positions are matched on identifiers, so a security whose identifier changed shows as one drop and one add. Every filing of BAB compared this way, as a feed: changes.xml · all funds: filings received.

Largest increases2026-02-282026-05-31Largest decreases2026-02-282026-05-31
Illinois (State of)0.92%1.49% Invesco Government & Agency Portfolio1.51%0.14%
Louisiana Local Government Environmental Facilities & Co0.01%0.23% University of California0.32%0.09%
City of New York NY0.01%0.19% New York (State of) Dormitory Authority0.21%0.01%
Louisiana Local Government Environmental Facilities & Co0.05%0.23% California (State of)0.80%0.61%
New Jersey (State of) Turnpike Authority0.49%0.65% Fulton (County of), GA Development Authority (Georgia Tech A0.36%0.19%
Georgia (State of) Municipal Electric Authority (Plant Vogtl0.17%0.30% Hawaii (State of)0.42%0.27%

New: City of New York NY (0.26%), State of California (0.21%), Ohio Turnpike & Infrastructure Commission (0.19%), Oklahoma Development Finance Authority (0.18%), Salt River Project Agricultural Improvement & Power Dist (0.14%), New York City Municipal Water Finance Authority (0.14%). Gone: East Bay Municipal Utility District (0.30%), New York (City of), NY (0.18%), New York (City of), NY (0.13%), Bay Area Toll Authority (0.12%), Colorado Housing and Finance Authority (0.10%), East Bay Municipal Utility District (0.10%).

Asset categories and pricing

as of 2026-05-31

99.86% debt, 0.14% short-term investment as filed; 0.1% carried at a quoted market price (fair-value level 1). Categories and levels are the filer's; what a low level-1 share does and does not mean is in the measure's page.

Neighbours by effective holdings, debt funds

10

Every measured debt fund lined up by how many holdings it behaves like; these sit either side of BAB (411.6). Same filings, same arithmetic. Position in this list says nothing about which fund is better.

FundReportsBehaves likeTop tenAs of
USTB VictoryShares Short-Term Bond ETF 1,059 382 10.65% 2026-06-30
BSCR Invesco BulletShares 2027 Corporate Bond ETF 495 383.2 6.69% 2026-05-31
EBND State Street(R) SPDR(R) Bloomberg Emerging Markets Local Bond ETF 627 393.6 6.22% 2026-06-30
DFSD Dimensional Short-Duration Fixed Income ETF 1,603 402 9.16% 2026-07-31
EMB iShares J.P. Morgan USD Emerging Markets Bond ETF 623 409.7 7.57% 2026-07-31
MMIT NYLIM MacKay Muni Intermediate ETF 855 412.4 8.41% 2026-07-31
CGMS Capital Group U.S. Multi-Sector Income ETF 1,493 422.4 6.76% 2026-06-30
BKAG BNY Mellon Core Bond ETF 5,130 427.3 7.38% 2026-07-31
IBDS iShares iBonds Dec 2027 Term Corporate ETF 660 427.5 7.11% 2026-07-31
TAXF American Century Diversified Municipal Bond ETF 755 429.2 7.49% 2026-05-31

Essays that examine BAB

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