Fund · US Treasury 6 Month Bill ETF · measured from SEC filings
XBIL holdings
XBIL reports 2 holdings and behaves like 1 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 13 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: 0% at a quoted market price (level 1), one issuer country.
What stands out
as of 2026-05-31XBIL's largest investment is United States Treasury Bill at 100.01% of net assets. Ten companies are 100% of the fund; the other -8 share the rest. Among the 192 bond funds measured here, XBIL behaves like 1 holdings against a median of 236.4 — Infinity times more concentrated than the median. Across 13 quarterly filings XBIL has held roughly steady since 2023-05-31 (1 then, 1 now). Between the 2026-02-28 and 2026-05-31 filings 1 positions were added and 1 dropped; 100.0% 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 2023
13Between 2023-05-31 and 2026-05-31, XBIL went from behaving like 1 equally weighted positions to 1 — 0% more, while its top ten went from 100% to 100% of net assets. Read across the funds on the concentration-over-time table.
| Period | Holdings | Effective | Top 10 | Largest |
|---|---|---|---|---|
| 2026-05-31 | 2 | 1 | 100% | 100% |
| 2026-02-28 | 2 | 1 | 100% | 99.69% |
| 2025-11-30 | 2 | 1 | 100% | 99.7% |
| 2025-08-31 | 3 | 1 | 100% | 99.65% |
| 2025-05-31 | 3 | 1 | 100% | 99.65% |
| 2025-02-28 | 4 | 1 | 100% | 99.35% |
| 2024-11-30 | 2 | 1 | 100% | 99.64% |
| 2024-08-31 | 3 | 1 | 100% | 99.4% |
Earlier filings (5 more, back to 2023-05-31)
| Period | Holdings | Effective | Top 10 | Largest |
|---|---|---|---|---|
| 2024-05-31 | 3 | 1 | 100% | 99.54% |
| 2024-02-29 | 2 | 1 | 100% | 99.59% |
| 2023-11-30 | 4 | 2 | 100% | 55.37% |
| 2023-08-31 | 2 | 1 | 100% | 99.97% |
| 2023-05-31 | 2 | 1 | 100% | 99.58% |
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 2 largest of 2 positions in XBIL's Form N-PORT, weight as a share of net assets, securities-lending collateral excluded. Every position, every quarter: XBIL.csv.gz.
| # | Position | Weight | Cumulative |
|---|---|---|---|
| 1 | TREASURY BILL | 100.00% | 100.0% |
| 2 | U.S. Bank Money Market Deposit Account | 0.00% | 100.0% |
Returns the fund reported
2023-03 – 2026-05Monthly total returns from Item B.5 of XBIL's own filings, 39 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: XBIL.json · all funds.
Since the previous filing
2026-02-28 → 2026-05-312 positions became 2: 1 added (100.0% of the fund at the later date), 1 dropped (99.7% at the earlier date). Half the sum of all weight changes, a turnover proxy: 100.0%. Positions are matched on identifiers, so a security whose identifier changed shows as one drop and one add. Every filing of XBIL 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 |
|---|---|---|---|---|---|
| U.S. Bank Money Market Deposit Account | 0.31% | 0.00% |
New: TREASURY BILL (100.00%). Gone: TREASURY BILL (99.69%).
Asset categories and pricing
as of 2026-05-31100.00% debt 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
7Every measured debt fund lined up by how many holdings it behaves like; these sit either side of XBIL (1). Same filings, same arithmetic. Position in this list says nothing about which fund is better.
| Fund | Reports | Behaves like | Top ten | As of |
|---|---|---|---|---|
| TBIL F/m US Treasury 3 Month Bill Fund | 2 | 1 | 100% | 2026-05-31 |
| IGLD FT Vest Gold Strategy Target Income ETF | 5 | 1 | 100% | 2026-06-30 |
| ETHU 2x Ether ETF | 2 | 1.1 * | 100% | 2026-05-31 |
| BTCI NEOS Bitcoin High Income ETF | 6 | 1.6 | 100% | 2026-06-30 |
| IAUI NEOS Gold High Income ETF | 6 | 1.6 | 100% | 2026-06-30 |
| IONL GraniteShares 2x Long IONQ Daily ETF | 3 | 1.9 * | 100% | 2026-06-30 |
| DLLL GraniteShares 2x Long DELL Daily ETF | 3 | 2 * | 100% | 2026-06-30 |
Essays that examine XBIL
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.