Fund · First Trust Smith Unconstrained Bond ETF · measured from SEC filings
UCON holdings
UCON reports 505 holdings and behaves like 214.4 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 2026-05-31Computed 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: 1.13% at a quoted market price (level 1), 12 issuer countries.
What stands out
as of 2026-05-31UCON's largest investment is T 3.375 02/29/28 at 2.33% of net assets. T 4.625 11/15/45 and T 4.75 02/15/56 follow; the three together are 6.57%. Ten companies are 13.79% of the fund; the other 495 share the rest. Among the 192 bond funds measured here, UCON behaves like 214.4 holdings against a median of 236.4 — close to the median. Across 27 quarterly filings UCON has held roughly steady since 2019-11-29 (206.1 then, 214.4 now). Between the 2026-02-28 and 2026-05-31 filings 120 positions were added and 70 dropped; 29.9% 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 2019-11-29 and 2026-05-31, UCON went from behaving like 206.1 equally weighted positions to 214.4 — 4% more, while its top ten went from 13.73% to 13.79% of net assets. Read across the funds on the concentration-over-time table.
| Period | Holdings | Effective | Top 10 | Largest |
|---|---|---|---|---|
| 2026-05-31 | 505 | 214.4 | 13.79% | 2.34% |
| 2026-02-28 | 456 | 150.2 | 20.11% | 2.73% |
| 2025-11-30 | 415 | 93.4 | 26.46% | 5.23% |
| 2025-08-31 | 402 | 69.2 | 31.05% | 6.38% |
| 2025-05-31 | 372 | 36.1 | 44.68% | 8.76% |
| 2025-02-28 | 1,084 | 45.8 | 27.46% | 11.96% |
| 2024-11-30 | 1,069 | 29.3 | 36.22% | 12.84% |
| 2024-08-31 | 1,040 | 95.2 | 25.51% | 6.31% |
Earlier filings (19 more, back to 2019-11-29)
| Period | Holdings | Effective | Top 10 | Largest |
|---|---|---|---|---|
| 2024-05-31 | 983 | 107.4 | 24.91% | 4.14% |
| 2024-02-29 | 999 | 141.3 | 21.29% | 3.03% |
| 2023-11-30 | 888 | 86.2 | 29.63% | 5.13% |
| 2023-08-31 | 916 | 96.6 | 27.15% | 5.26% |
| 2023-05-31 | 923 | 85.7 | 28.6% | 6.37% |
| 2023-02-28 | 919 | 110.9 | 26.06% | 3.43% |
| 2022-11-30 * | 920 | 88 | 29.49% | 5.21% |
| 2022-08-31 | 924 | 94.6 | 25.29% | 6.61% |
| 2022-05-31 | 918 | 76.3 | 27.96% | 7.67% |
| 2022-02-28 | 899 | 71.1 | 29.22% | 8.35% |
| 2021-11-30 | 784 | 98.3 | 27% | 4.59% |
| 2021-08-31 | 699 | 63.2 | 35.58% | 6.43% |
| 2021-05-28 | 619 | 60.6 | 34.43% | 6.3% |
| 2021-02-26 | 541 | 66.2 | 29.03% | 8.83% |
| 2020-11-30 | 519 | 131.7 | 22.81% | 2.71% |
| 2020-08-31 | 508 | 126.6 | 22.02% | 3.6% |
| 2020-05-29 | 547 | 170.5 | 15.32% | 3.78% |
| 2020-02-28 | 560 | 184.7 | 15.49% | 3.04% |
| 2019-11-29 | 534 | 206.1 | 13.73% | 2.6% |
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 2026-05-31The 15 largest of 505 positions in UCON's Form N-PORT, weight as a share of net assets, securities-lending collateral excluded. Every position, every quarter: UCON.csv.gz.
| # | Position | Weight | Cumulative |
|---|---|---|---|
| 1 | UNITED STATES OF AMERICA - BUREAU OF THE PUBLIC DEBT | 2.34% | 2.3% |
| 2 | UNITED STATES OF AMERICA - BUREAU OF THE PUBLIC DEBT | 2.14% | 4.5% |
| 3 | UNITED STATES OF AMERICA - BUREAU OF THE PUBLIC DEBT | 2.13% | 6.6% |
| 4 | UNITED STATES OF AMERICA - BUREAU OF THE PUBLIC DEBT | 1.70% | 8.3% |
| 5 | UNITED STATES OF AMERICA - BUREAU OF THE PUBLIC DEBT | 1.19% | 9.5% |
| 6 | UNITED STATES OF AMERICA - BUREAU OF THE PUBLIC DEBT | 1.04% | 10.6% |
| 7 | Federal National Mortgage Association | 0.96% | 11.5% |
| 8 | BOEING COMPANY (THE) | 0.81% | 12.3% |
| 9 | FEDERAL NATIONAL MORTGAGE ASSOCIATION | 0.74% | 13.1% |
| 10 | ALBERTSONS COMPANIES INC / SAFEWAY INC / NEW ALBERTSONS LP / ALBERTSONS LLC | 0.72% | 13.8% |
| 11 | JANE STREET GROUP LLC / JSG FINANCE INC | 0.68% | 14.5% |
| 12 | Federal National Mortgage Association | 0.66% | 15.1% |
| 13 | DREYFUS GOVERNMENT CASH MANAGEMENT FUNDS | 0.65% | 15.8% |
| 14 | AMNEAL PHARMACEUTICALS LLC | 0.63% | 16.4% |
| 15 | GILDAN ACTIVEWEAR INC | 0.62% | 17.0% |
By country of issuer
as of 2026-05-31Share of UCON's own investments by the issuer country the filer reported (incorporation, not revenue). Each country links to every fund that holds it.
| Country | Share |
|---|---|
| United States | 92.66% |
| Canada | 2.42% |
| Bermuda° | 1.23% |
| Switzerland | 0.90% |
| Cayman Islands° | 0.72% |
| Saudi Arabia | 0.49% |
| Denmark | 0.49% |
| Ireland° | 0.48% |
Returns the fund reported
2019-09 – 2026-05Monthly total returns from Item B.5 of UCON'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 0.12 percentage points over 81 months, which is roughly the distributions. Every month with the filing it came from: UCON.json · all funds.
Since the previous filing
2026-02-28 → 2026-05-31453 positions became 503: 120 added (27.3% of the fund at the later date), 70 dropped (23.5% at the earlier date). Half the sum of all weight changes, a turnover proxy: 29.9%. Positions are matched on identifiers, so a security whose identifier changed shows as one drop and one add. Every filing of UCON compared this way, as a feed: changes.xml · all funds: filings received.
| Largest increases | 2026-02-28 | 2026-05-31 | Largest decreases | 2026-02-28 | 2026-05-31 |
|---|---|---|---|---|---|
| MATCH GROUP HOLDINGS II LLC | 0.10% | 0.36% | UNITED STATES OF AMERICA - BUREAU OF THE PUBLIC DEBT | 1.50% | 0.01% |
| ALLISON TRANSMISSION INC | 0.10% | 0.34% | UNITED STATES OF AMERICA - BUREAU OF THE PUBLIC DEBT | 2.17% | 1.04% |
| AS MILEAGE PLAN IP LTD | 0.24% | 0.46% | DREYFUS GOVERNMENT CASH MANAGEMENT FUNDS | 1.48% | 0.65% |
| PARAMOUNT GLOBAL | 0.22% | 0.38% | FEDERAL HOME LOAN MORTGAGE CORP | 0.79% | 0.48% |
| AMERICAN ELECTRIC POWER COMPANY INC | 0.32% | 0.47% | GENERAL MOTORS COMPANY | 0.45% | 0.19% |
| AMNEAL PHARMACEUTICALS LLC | 0.48% | 0.63% | FORD MOTOR CREDIT COMPANY LLC | 0.64% | 0.38% |
New: UNITED STATES OF AMERICA - BUREAU OF THE PUBLIC DEBT (2.34%), UNITED STATES OF AMERICA - BUREAU OF THE PUBLIC DEBT (2.13%), UNITED STATES OF AMERICA - BUREAU OF THE PUBLIC DEBT (1.70%), UNITED STATES OF AMERICA - BUREAU OF THE PUBLIC DEBT (1.19%), Federal National Mortgage Association (0.96%), AUGUSTA SPINCO CORP (0.48%). Gone: United States Treasury Notes (2.73%), United States Treasury Notes (2.53%), United States Treasury Notes (2.04%), United States Treasury Notes (1.99%), United States Treasury Notes (1.73%), United States Treasury Notes (1.73%).
Asset categories and pricing
as of 2026-05-31| Asset category (as filed) | Share of investments |
|---|---|
| debt DBT | 82.79% |
| mortgage-backed ABS-MBS | 9.18% |
| ABS-O ABS-O | 4.62% |
| loan LON | 2.18% |
| short-term investment STIV | 0.65% |
| preferred equity EP | 0.58% |
1.1% of UCON is carried at a quoted market price (fair-value level 1); 0.0% at level 3, priced from the filer's own inputs. 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 UCON (214.4). Same filings, same arithmetic. Position in this list says nothing about which fund is better.
| Fund | Reports | Behaves like | Top ten | As of |
|---|---|---|---|---|
| ICVT iShares Convertible Bond ETF | 376 | 195.5 | 12.95% | 2026-07-31 |
| HYLS First Trust Tactical High Yield ETF | 333 | 195.5 | 11.98% | 2026-07-31 |
| BGRN iShares USD Green Bond ETF | 317 | 198 | 12.76% | 2026-07-31 |
| CGSD Capital Group Short Duration Income ETF | 1,063 | 198.7 | 12.75% | 2026-06-30 |
| GSST Goldman Sachs Ultra Short Bond ETF | 391 | 207.8 | 10% | 2026-05-31 |
| VNLA Janus Henderson Short Duration Income ETF | 363 | 217.8 | 10.59% | 2026-07-31 |
| TOTR T. Rowe Price Total Return ETF | 1,291 | 224 | 16.03% | 2026-05-31 |
| MINO PIMCO Municipal Income Opportunities Active Exchange-Traded Fund | 517 | 224.4 | 11.94% | 2026-06-30 |
| FSIG First Trust Limited Duration Investment Grade Corporate ETF | 314 | 224.9 | 9.94% | 2026-07-31 |
| DFSB Dimensional Global Sustainability Fixed Income ETF | 740 | 228.5 | 13.29% | 2026-07-31 |
Essays that examine UCON
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.