Fund · iShares iBonds Dec 2028 Term Muni Bond ETF · measured from SEC filings
IBMQ holdings
IBMQ reports 2,777 holdings and behaves like 999.7 equally weighted ones, computed from its SEC Form N-PORT filing for 2026-07-31. The fact sheet publishes the first number; this page computes the second, and traces it across 27 quarters of filings.
Measured concentration
as of 2026-07-31Computed 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: 0.04% at a quoted market price (level 1), one issuer country.
What stands out
as of 2026-07-31IBMQ's largest investment is New Jersey Economic Development Authority, Series 2023rrr at 0.56% of net assets. California Infrastructure & Economic Development Bank, Series 2024a and Metropolitan Transportation Authority, Series 2020e follow; the three together are 1.6%. Ten companies are 4.23% of the fund; the other 2,767 share the rest. Among the 192 bond funds measured here, IBMQ behaves like 999.7 holdings against a median of 236.4 — 4.2 times the median. Across 27 quarterly filings IBMQ has become less concentrated: it behaved like 149.4 at 2019-10-31 and 938.8 at 2026-04-30. Between the 2026-01-31 and 2026-04-30 filings 145 positions were added and 21 dropped; 4.8% 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
27Between 2019-10-31 and 2026-04-30, IBMQ went from behaving like 149.4 equally weighted positions to 938.8 — 528% more, while its top ten went from 14.2% to 4.42% of net assets. Read across the funds on the concentration-over-time table.
| Period | Holdings | Effective | Top 10 | Largest |
|---|---|---|---|---|
| 2026-04-30 | 2,563 | 938.8 | 4.42% | 0.57% |
| 2026-01-31 | 2,439 | 904.3 | 4.58% | 0.59% |
| 2025-10-31 | 1,715 | 740.1 | 5.19% | 0.66% |
| 2025-07-31 | 1,325 | 697.7 | 5.09% | 0.75% |
| 2025-04-30 | 1,305 | 700.2 | 5.09% | 0.78% |
| 2025-01-31 | 1,286 | 695.1 | 5.06% | 0.82% |
| 2024-10-31 | 1,201 | 678.2 | 4.84% | 0.66% |
| 2024-07-31 | 1,139 | 657 | 4.82% | 0.75% |
Earlier filings (19 more, back to 2019-10-31)
| Period | Holdings | Effective | Top 10 | Largest |
|---|---|---|---|---|
| 2024-04-30 | 1,113 | 644.1 | 5.05% | 0.78% |
| 2024-01-31 | 1,085 | 647.8 | 4.84% | 0.77% |
| 2023-10-31 | 965 | 438.9 | 7.24% | 2.56% |
| 2023-07-31 | 877 | 557.8 | 5.19% | 0.71% |
| 2023-04-30 | 827 | 525.3 | 5.57% | 0.79% |
| 2023-01-31 | 731 | 419.6 | 7.33% | 1.99% |
| 2022-10-31 | 598 | 418.3 | 6.25% | 1.12% |
| 2022-07-31 | 544 | 417.3 | 5.08% | 0.58% |
| 2022-04-30 | 530 | 403.5 | 5.31% | 0.63% |
| 2022-01-31 | 517 | 389.6 | 5.56% | 0.67% |
| 2021-10-31 | 481 | 356.2 | 6.23% | 0.75% |
| 2021-07-31 | 471 | 350.2 | 6.17% | 0.76% |
| 2021-04-30 | 447 | 331.1 | 6.74% | 0.83% |
| 2021-01-31 | 423 | 310.5 | 7.11% | 0.9% |
| 2020-10-31 | 389 | 285.5 | 7.61% | 1.02% |
| 2020-07-31 | 353 | 247.3 | 8.88% | 1.19% |
| 2020-04-30 | 326 | 219.6 | 9.99% | 1.4% |
| 2020-01-31 | 283 | 185.6 | 11.27% | 1.31% |
| 2019-10-31 | 241 | 149.4 | 14.2% | 1.66% |
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 2026-04-30The 15 largest of 2,777 positions in IBMQ's Form N-PORT, weight as a share of net assets, securities-lending collateral excluded. Every position, every quarter: IBMQ.csv.gz.
| # | Position | Weight | Cumulative |
|---|---|---|---|
| 1 | New Jersey Economic Development Authority | 0.57% | 0.6% |
| 2 | California Infrastructure & Economic Development Bank | 0.54% | 1.1% |
| 3 | Metropolitan Transportation Authority | 0.51% | 1.6% |
| 4 | Commonwealth of Pennsylvania | 0.44% | 2.1% |
| 5 | City of Dallas | 0.42% | 2.5% |
| 6 | State of California | 0.41% | 2.9% |
| 7 | Kentucky Public Energy Authority | 0.41% | 3.3% |
| 8 | State of New Jersey | 0.40% | 3.7% |
| 9 | New York City Transitional Finance Authority Building Aid | 0.38% | 4.1% |
| 10 | State of Illinois | 0.35% | 4.4% |
| 11 | City of Minneapolis | 0.33% | 4.7% |
| 12 | Missouri State Board of Public Buildings | 0.32% | 5.1% |
| 13 | County of Denton | 0.32% | 5.4% |
| 14 | City of Charlotte Water & Sewer System | 0.32% | 5.7% |
| 15 | County of Clark Department of Aviation | 0.31% | 6.0% |
Returns the fund reported
2019-08 – 2026-04Monthly total returns from Item B.5 of IBMQ's own filings, 81 months on record. Not computed here and not from a price feed.
Cross-checked against a series computed separately from prices: median difference — percentage points over 0 months, which is roughly the distributions. Every month with the filing it came from: IBMQ.json · all funds.
Since the previous filing
2026-01-31 → 2026-04-302,439 positions became 2,563: 145 added (2.1% of the fund at the later date), 21 dropped (1.1% at the earlier date). Half the sum of all weight changes, a turnover proxy: 4.8%. Positions are matched on identifiers, so a security whose identifier changed shows as one drop and one add. Every filing of IBMQ compared this way, as a feed: changes.xml · all funds: filings received.
| Largest increases | 2026-01-31 | 2026-04-30 | Largest decreases | 2026-01-31 | 2026-04-30 |
|---|---|---|---|---|---|
| BlackRock Liquidity Funds | 0.04% | 0.24% | Metropolitan Transportation Authority | 0.53% | 0.51% |
| Village of Boys Town | 0.04% | 0.11% | New Jersey Economic Development Authority | 0.59% | 0.57% |
| Energy Northwest | 0.10% | 0.16% | State of California | 0.43% | 0.41% |
| County of Miami-Dade | 0.04% | 0.10% | Commonwealth of Pennsylvania | 0.46% | 0.44% |
| Massachusetts Department of Transportation | 0.16% | 0.20% | City of Dallas | 0.44% | 0.42% |
| Oklahoma Capitol Improvement Authority | 0.03% | 0.08% | New York City Transitional Finance Authority Building Aid | 0.40% | 0.38% |
New: Los Angeles Unified School District (0.25%), School Board of Miami-Dade County (The) (0.16%), Kansas Development Finance Authority (0.10%), City of Milwaukee (0.08%), Northern California Transmission Agency (0.08%), Nebraska Public Power District (0.08%). Gone: Lewisville Independent School District (0.12%), Commonwealth of Massachusetts (0.09%), New York State Thruway Authority (0.09%), Omaha Public Power District (0.08%), Metropolitan Government of Nashville & Davidson County (0.08%), Indiana Finance Authority (0.08%).
Asset categories and pricing
as of 2026-07-3199.96% debt, 0.04% short-term investment as filed; 0.0% 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
10Every measured debt fund lined up by how many holdings it behaves like; these sit either side of IBMQ (999.7). Same filings, same arithmetic. Position in this list says nothing about which fund is better.
| Fund | Reports | Behaves like | Top ten | As of |
|---|---|---|---|---|
| ITM VanEck Intermediate Muni ETF | 1,369 | 905 | 3.9% | 2026-07-31 |
| IAGG iShares Core International Aggregate Bond ETF | 8,357 | 906 | 6.08% | 2026-07-31 |
| HYG iShares iBoxx $ High Yield Corporate Bond ETF | 1,322 | 907.5 | 3.57% | 2026-05-31 |
| BWX State Street(R) SPDR(R) Bloomberg International Treasury Bond ETF | 1,372 | 911.5 | 2.77% | 2026-06-30 |
| IBMP iShares iBonds Dec 2027 Term Muni Bond ETF | 1,846 | 957 | 3.65% | 2026-07-31 |
| BNDX Vanguard Total International Bond Index Fund | 6,999 | 1088.6 | 4.54% | 2026-07-31 |
| SPHY State Street(R) SPDR(R) Portfolio High Yield Bond ETF | 1,935 | 1127.1 | 3.17% | 2026-06-30 |
| VCLT Vanguard Long-Term Corporate Bond Index Fund | 2,778 | 1211.8 | 3.25% | 2026-05-31 |
| VCIT Vanguard Intermediate-Term Corporate Bond Index Fund | 2,304 | 1226.6 | 2.69% | 2026-05-31 |
| SCYB Schwab High Yield Bond ETF | 1,834 | 1248.1 | 3.11% | 2026-05-31 |
Essays that examine IBMQ
0Mentions are detected across the full text of every article, so an appearance may be a passing comparison rather than the subject. Nothing here is a recommendation to buy or sell — see the disclaimer.