Fund · State Street(R) SPDR Nuveen ICE Municipal Bond ETF · measured from SEC filings
TFI holdings
TFI reports 1,889 holdings and behaves like 1471.4 equally weighted ones, computed from its SEC Form N-PORT filing for 2026-06-30. The fact sheet publishes the first number; this page computes the second, and traces it across 28 quarters of filings.
Measured concentration
as of 2026-06-30Computed 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 2026-06-30TFI's largest investment is California ST at 0.23% of net assets. NEW York NY and NEW York City NY Muni WTR FIN Auth WTR & SWR SYS Revenue follow; the three together are 0.64%. Ten companies are 2.03% of the fund; the other 1,879 share the rest. Among the 192 bond funds measured here, TFI behaves like 1471.4 holdings against a median of 236.4 — 6.2 times the median. Across 28 quarterly filings TFI has become less concentrated: it behaved like 843.4 at 2019-09-30 and 1471.4 at 2026-06-30. Between the 2026-03-31 and 2026-06-30 filings 274 positions were added and 193 dropped; 13.2% 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
28Between 2019-09-30 and 2026-06-30, TFI went from behaving like 843.4 equally weighted positions to 1471.4 — 75% more, while its top ten went from 4.46% to 2.03% of net assets. Read across the funds on the concentration-over-time table.
| Period | Holdings | Effective | Top 10 | Largest |
|---|---|---|---|---|
| 2026-06-30 | 1,889 | 1471.4 | 2.03% | 0.23% |
| 2026-03-31 | 1,808 | 1371.9 | 2.4% | 0.38% |
| 2025-12-31 | 1,718 | 1286.2 | 2.45% | 0.37% |
| 2025-09-30 | 1,650 | 907.7 | 4.21% | 1.67% |
| 2025-06-30 | 1,509 | 665.3 | 5.32% | 2.38% |
| 2025-03-31 | 1,275 | 645.6 | 5.7% | 1.73% |
| 2024-12-31 | 1,403 | 756.7 | 5.08% | 0.91% |
| 2024-09-30 | 1,327 | 704.7 | 5.03% | 0.93% |
Earlier filings (20 more, back to 2019-09-30)
| Period | Holdings | Effective | Top 10 | Largest |
|---|---|---|---|---|
| 2024-06-30 | 1,483 | 686.6 | 5% | 0.92% |
| 2024-03-31 | 1,718 | 641.8 | 5.58% | 0.93% |
| 2023-12-31 | 2,077 | 686.4 | 5.26% | 0.9% |
| 2023-09-30 | 2,253 | 693 | 5.24% | 0.97% |
| 2023-06-30 | 2,759 | 810.1 | 4.73% | 0.67% |
| 2023-03-31 | 3,048 | 576 | 6.63% | 2.47% |
| 2022-12-31 | 3,459 | 977.8 | 4.79% | 0.61% |
| 2022-09-30 | 3,515 | 1216.5 | 4.8% | 0.79% |
| 2022-06-30 | 3,723 | 1829.8 | 1.63% | 0.18% |
| 2022-03-31 | 3,771 | 1271.5 | 3.3% | 0.5% |
| 2021-12-31 | 3,405 | 1233.4 | 2.97% | 0.37% |
| 2021-09-30 | 3,099 | 1071.4 | 3.14% | 0.39% |
| 2021-06-30 | 3,075 | 1014.9 | 3.27% | 0.4% |
| 2021-03-31 | 2,967 | 939 | 3.46% | 0.42% |
| 2020-12-31 | 2,770 | 764.9 | 4.68% | 0.78% |
| 2020-09-30 | 2,846 | 765.7 | 4.72% | 0.79% |
| 2020-06-30 | 2,958 | 810 | 4.37% | 0.75% |
| 2020-03-31 | 2,911 | 765.2 | 4.77% | 0.73% |
| 2019-12-31 | 2,864 | 803 | 4.55% | 0.61% |
| 2019-09-30 | 3,075 | 843.4 | 4.46% | 0.61% |
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 2026-06-30The 15 largest of 1,889 positions in TFI's Form N-PORT, weight as a share of net assets, securities-lending collateral excluded. Every position, every quarter: listed with the point-in-time files, available on request.
| # | Position | Weight | Cumulative |
|---|---|---|---|
| 1 | State of California | 0.23% | 0.2% |
| 2 | City of New York NY | 0.22% | 0.4% |
| 3 | New York City Municipal Water Finance Authority | 0.20% | 0.6% |
| 4 | University of California | 0.20% | 0.8% |
| 5 | State of Washington | 0.20% | 1.1% |
| 6 | Triborough Bridge & Tunnel Authority | 0.20% | 1.2% |
| 7 | City of Madison WI | 0.20% | 1.4% |
| 8 | State of Georgia | 0.20% | 1.6% |
| 9 | State of Maryland | 0.20% | 1.8% |
| 10 | State of Maryland Department of Transportation | 0.19% | 2.0% |
| 11 | State of Ohio | 0.19% | 2.2% |
| 12 | State of California | 0.18% | 2.4% |
| 13 | Richmond County Board of Education | 0.18% | 2.6% |
| 14 | Alameda County Joint Powers Authority | 0.18% | 2.8% |
| 15 | City of New York NY | 0.17% | 2.9% |
Returns the fund reported
2019-07 – 2026-06Monthly total returns from Item B.5 of TFI's own filings, 84 months on record. Not computed here and not from a price feed.
Cross-checked against a series computed separately from prices: median difference 0.13 percentage points over 84 months, which is roughly the distributions. Every month with the filing it came from: TFI.json · all funds.
Since the previous filing
2026-03-31 → 2026-06-301,807 positions became 1,888: 274 added (12.6% of the fund at the later date), 193 dropped (8.8% at the earlier date). Half the sum of all weight changes, a turnover proxy: 13.2%. Positions are matched on identifiers, so a security whose identifier changed shows as one drop and one add. Every filing of TFI compared this way, as a feed: changes.xml · all funds: filings received.
| Largest increases | 2026-03-31 | 2026-06-30 | Largest decreases | 2026-03-31 | 2026-06-30 |
|---|---|---|---|---|---|
| New York City Municipal Water Finance Authority | 0.03% | 0.12% | State Street Global Advisors | 0.49% | 0.14% |
| State of California | 0.08% | 0.15% | State of Maryland | 0.35% | 0.20% |
| University of California | 0.15% | 0.20% | City of New York NY | 0.18% | 0.07% |
| Arapahoe County School District No 5 Cherry Creek | 0.05% | 0.09% | Commonwealth of Massachusetts | 0.13% | 0.04% |
| Chaffey Community College District | 0.04% | 0.07% | Oklahoma County Independent School District No 89 Oklahoma C | 0.17% | 0.08% |
| Metropolitan Government Nashville & Davidson County Spor | 0.05% | 0.09% | Oxnard Union High School District | 0.11% | 0.04% |
New: University of California (0.15%), Northwest Independent School District (0.10%), City of Austin TX Airport System Revenue (0.10%), City of Reno NV (0.09%), Rhode Island Turnpike & Bridge Authority (0.09%), New York State Dormitory Authority (0.09%). Gone: Black Belt Energy Gas District (0.12%), State of Ohio (0.11%), Triborough Bridge & Tunnel Authority (0.10%), Utah Municipal Power Agency (0.10%), Pennsylvania Housing Finance Agency (0.09%), Tamalpais Union High School District (0.09%).
Asset categories and pricing
as of 2026-06-30| Asset category (as filed) | Share of investments |
|---|---|
| debt DBT | 99.82% |
| short-term investment STIV | 0.14% |
| mortgage-backed ABS-MBS | 0.05% |
0.1% of TFI is carried at a quoted market price (fair-value level 1). Categories and levels are the filer's, from Form N-PORT; 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 TFI (1471.4). Same filings, same arithmetic. Position in this list says nothing about which fund is better.
| Fund | Reports | Behaves like | Top ten | As of |
|---|---|---|---|---|
| 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 |
| SUB iShares Short-Term National Muni Bond ETF | 2,917 | 1283.4 | 3.11% | 2026-05-31 |
| SCHI Schwab 5-10 Year Corporate Bond ETF | 2,346 | 1447.7 | 2.46% | 2026-06-30 |
| SLQD iShares 0-5 Year Investment Grade Corporate Bond ETF | 3,053 | 1541.1 | 2.86% | 2026-07-31 |
| VCEB Vanguard ESG U.s. Corporate Bond ETF | 2,774 | 1811.7 | 1.97% | 2026-05-31 |
| IGIB iShares 5-10 Year Investment Grade Corporate Bond ETF | 2,989 | 1843.2 | 1.99% | 2026-05-31 |
| LQD iShares iBoxx $ Investment Grade Corporate Bond ETF | 3,136 | 1889.9 | 2.41% | 2026-05-31 |
| IGLB iShares 10+ Year Investment Grade Corporate Bond ETF | 3,836 | 1905.3 | 2.64% | 2026-05-31 |
Essays that examine TFI
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.