Form 8-K · Current Report · Filed 2026-06-29
United States Oil Fund Reports Significant Monthly Loss
United States Oil Fund, LP reported a net loss of $270,124,551 for the month ended May 31, 2026.
- Filer
- USO USO
- Filed
- Accession
- 0001104659-26-078516
- CIK
- 0001327068
- Signal
- High impact
- Source
- Official filing on sec.gov ↗
Details
The loss was driven by significant unrealized losses on commodity futures and swap contracts, partially offset by realized gains on trading and swap contracts. The net asset value per share decreased from $169.24 at the beginning of the month to $128.02 at the end of the month. The monthly account statement, including a Statement of Income (Loss) and a Statement of Changes in Net Asset Value, is furnished as Exhibit 99.1 to this Current Report on Form 8-K.
Items reported
Reported Item
Market reaction
Close before filing
$105.48
Next session
+0.9%
Since filing
+22.5%
Latest close
$129.17
What happened, not what will happen — closing prices around the filing date.
Precedent
Previous filings from USO reporting the same item, with the next session's move:
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